diff options
Diffstat (limited to 'scripts')
37 files changed, 1453 insertions, 517 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index d64e6badc94..982dcae7bbe 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -105,12 +105,12 @@ as-instr = $(call try-run,\ # Usage: cflags-y += $(call cc-option,-march=winchip-c6,-march=i586) cc-option = $(call try-run,\ - $(CC) $(KBUILD_CFLAGS) $(1) -S -xc /dev/null -o "$$TMP",$(1),$(2)) + $(CC) $(KBUILD_CFLAGS) $(1) -c -xc /dev/null -o "$$TMP",$(1),$(2)) # cc-option-yn # Usage: flag := $(call cc-option-yn,-march=winchip-c6) cc-option-yn = $(call try-run,\ - $(CC) $(KBUILD_CFLAGS) $(1) -S -xc /dev/null -o "$$TMP",y,n) + $(CC) $(KBUILD_CFLAGS) $(1) -c -xc /dev/null -o "$$TMP",y,n) # cc-option-align # Prefix align with either -falign or -malign diff --git a/scripts/Makefile b/scripts/Makefile index 1c73c5aea66..aafdf064fee 100644 --- a/scripts/Makefile +++ b/scripts/Makefile @@ -20,6 +20,7 @@ hostprogs-y += unifdef subdir-$(CONFIG_MODVERSIONS) += genksyms subdir-y += mod +subdir-$(CONFIG_SECURITY_SELINUX) += selinux # Let clean descend into subdirs -subdir- += basic kconfig package +subdir- += basic kconfig package selinux diff --git a/scripts/Makefile.fwinst b/scripts/Makefile.fwinst new file mode 100644 index 00000000000..6bf8e87f1dc --- /dev/null +++ b/scripts/Makefile.fwinst @@ -0,0 +1,72 @@ +# ========================================================================== +# Installing firmware +# +# We don't include the .config, so all firmware files are in $(fw-shipped-) +# rather than in $(fw-shipped-y) or $(fw-shipped-n). +# ========================================================================== + +INSTALL := install +src := $(obj) + +# For modules_install installing firmware, we want to see .config +# But for firmware_install, we don't care, but don't want to require it. +-include $(objtree)/.config + +include scripts/Kbuild.include +include $(srctree)/$(obj)/Makefile + +include scripts/Makefile.host + +mod-fw := $(fw-shipped-m) +# If CONFIG_FIRMWARE_IN_KERNEL isn't set, then install the +# firmware for in-kernel drivers too. +ifndef CONFIG_FIRMWARE_IN_KERNEL +mod-fw += $(fw-shipped-y) +endif + +installed-mod-fw := $(addprefix $(INSTALL_FW_PATH)/,$(mod-fw)) + +installed-fw := $(addprefix $(INSTALL_FW_PATH)/,$(fw-shipped-all)) +installed-fw-dirs := $(sort $(dir $(installed-fw))) $(INSTALL_FW_PATH)/. + +# Workaround for make < 3.81, where .SECONDEXPANSION doesn't work. +PHONY += $(INSTALL_FW_PATH)/$$(%) install-all-dirs +$(INSTALL_FW_PATH)/$$(%): install-all-dirs + @true +install-all-dirs: $(installed-fw-dirs) + @true + +quiet_cmd_install = INSTALL $(subst $(srctree)/,,$@) + cmd_install = $(INSTALL) -m0644 $< $@ + +$(installed-fw-dirs): + $(call cmd,mkdir) + +$(installed-fw): $(INSTALL_FW_PATH)/%: $(obj)/% | $(INSTALL_FW_PATH)/$$(dir %) + $(call cmd,install) + +PHONY += __fw_install __fw_modinst FORCE + +.PHONY: $(PHONY) + +__fw_install: $(installed-fw) + +__fw_modinst: $(installed-mod-fw) + @: + +__fw_modbuild: $(addprefix $(obj)/,$(mod-fw)) + @: + +FORCE: + +# Read all saved command lines and dependencies for the $(targets) we +# may be building using $(if_changed{,_dep}). As an optimization, we +# don't need to read them if the target does not exist; we will rebuild +# anyway in that case. + +targets := $(wildcard $(sort $(targets))) +cmd_files := $(wildcard $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd)) + +ifneq ($(cmd_files),) + include $(cmd_files) +endif diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst index 53dae3eb3d1..612dc13ddd8 100644 --- a/scripts/Makefile.headersinst +++ b/scripts/Makefile.headersinst @@ -1,194 +1,98 @@ # ========================================================================== # Installing headers # -# header-y files will be installed verbatim -# unifdef-y are the files where unifdef will be run before installing files -# objhdr-y are generated files that will be installed verbatim +# header-y - list files to be installed. They are preprocessed +# to remove __KERNEL__ section of the file +# unifdef-y - Same as header-y. Obsolete +# objhdr-y - Same as header-y but for generated files # # ========================================================================== -UNIFDEF := scripts/unifdef -U__KERNEL__ - -# Eliminate the contents of (and inclusions of) compiler.h -HDRSED := sed -e "s/ inline / __inline__ /g" \ - -e "s/[[:space:]]__user[[:space:]]\{1,\}/ /g" \ - -e "s/(__user[[:space:]]\{1,\}/ (/g" \ - -e "s/[[:space:]]__force[[:space:]]\{1,\}/ /g" \ - -e "s/(__force[[:space:]]\{1,\}/ (/g" \ - -e "s/[[:space:]]__iomem[[:space:]]\{1,\}/ /g" \ - -e "s/(__iomem[[:space:]]\{1,\}/ (/g" \ - -e "s/[[:space:]]__attribute_const__[[:space:]]\{1,\}/\ /g" \ - -e "s/[[:space:]]__attribute_const__$$//" \ - -e "/^\#include <linux\/compiler.h>/d" - +# called may set destination dir (when installing to asm/) _dst := $(if $(dst),$(dst),$(obj)) -ifeq (,$(patsubst include/asm/%,,$(obj)/)) -# For producing the generated stuff in include/asm for biarch builds, include -# both sets of Kbuild files; we'll generate anything which is mentioned in -# _either_ arch, and recurse into subdirectories which are mentioned in either -# arch. Since some directories may exist in one but not the other, we must -# use $(wildcard...). -GENASM := 1 -archasm := $(subst include/asm,asm-$(ARCH),$(obj)) -altarchasm := $(subst include/asm,asm-$(ALTARCH),$(obj)) -KBUILDFILES := $(wildcard $(srctree)/include/$(archasm)/Kbuild $(srctree)/include/$(altarchasm)/Kbuild) -else -KBUILDFILES := $(srctree)/$(obj)/Kbuild -endif +kbuild-file := $(srctree)/$(obj)/Kbuild +include $(kbuild-file) -include $(KBUILDFILES) +include scripts/Kbuild.include -include scripts/Kbuild.include +install := $(INSTALL_HDR_PATH)/$(_dst) -# If this is include/asm-$(ARCH) and there's no $(ALTARCH), then -# override $(_dst) so that we install to include/asm directly. -# Unless $(BIASMDIR) is set, in which case we're probably doing -# a 'headers_install_all' build and we should keep the -$(ARCH) -# in the directory name. -ifeq ($(obj)$(ALTARCH),include/asm-$(ARCH)$(BIASMDIR)) - _dst := include/asm -endif +header-y := $(sort $(header-y) $(unifdef-y)) +subdirs := $(patsubst %/,%,$(filter %/, $(header-y))) +header-y := $(filter-out %/, $(header-y)) -header-y := $(sort $(header-y)) -unifdef-y := $(sort $(unifdef-y)) -subdir-y := $(patsubst %/,%,$(filter %/, $(header-y))) -header-y := $(filter-out %/, $(header-y)) -header-y := $(filter-out $(unifdef-y),$(header-y)) +# files used to track state of install/check +install-file := $(install)/.install +check-file := $(install)/.check -# stamp files for header checks -check-y := $(patsubst %,.check.%,$(header-y) $(unifdef-y) $(objhdr-y)) +# all headers files for this dir +all-files := $(header-y) $(objhdr-y) +input-files := $(addprefix $(srctree)/$(obj)/,$(header-y)) \ + $(addprefix $(objtree)/$(obj)/,$(objhdr-y)) +output-files := $(addprefix $(install)/, $(all-files)) # Work out what needs to be removed -oldheaders := $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,%,$(wildcard $(INSTALL_HDR_PATH)/$(_dst)/*.h)) -unwanted := $(filter-out $(header-y) $(unifdef-y) $(objhdr-y),$(oldheaders)) +oldheaders := $(patsubst $(install)/%,%,$(wildcard $(install)/*.h)) +unwanted := $(filter-out $(all-files),$(oldheaders)) -oldcheckstamps := $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,%,$(wildcard $(INSTALL_HDR_PATH)/$(_dst)/.check.*.h)) -unwanted += $(filter-out $(check-y),$(oldcheckstamps)) +# Prefix unwanted with full paths to $(INSTALL_HDR_PATH) +unwanted-file := $(addprefix $(install)/, $(unwanted)) -# Prefix them all with full paths to $(INSTALL_HDR_PATH) -header-y := $(patsubst %,$(INSTALL_HDR_PATH)/$(_dst)/%,$(header-y)) -unifdef-y := $(patsubst %,$(INSTALL_HDR_PATH)/$(_dst)/%,$(unifdef-y)) -objhdr-y := $(patsubst %,$(INSTALL_HDR_PATH)/$(_dst)/%,$(objhdr-y)) -check-y := $(patsubst %,$(INSTALL_HDR_PATH)/$(_dst)/%,$(check-y)) +printdir = $(patsubst $(INSTALL_HDR_PATH)/%/,%,$(dir $@)) +quiet_cmd_install = INSTALL $(printdir) ($(words $(all-files))\ + file$(if $(word 2, $(all-files)),s)) + cmd_install = \ + $(PERL) $< $(srctree)/$(obj) $(install) $(SRCARCH) $(header-y); \ + $(PERL) $< $(objtree)/$(obj) $(install) $(SRCARCH) $(objhdr-y); \ + touch $@ -ifdef ALTARCH -ifeq ($(obj),include/asm-$(ARCH)) -altarch-y := altarch-dir -endif -endif +quiet_cmd_remove = REMOVE $(unwanted) + cmd_remove = rm -f $(unwanted-file) -# Make the definitions visible for recursive make invocations -export ALTARCH -export ARCHDEF -export ALTARCHDEF - -quiet_cmd_o_hdr_install = INSTALL $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) - cmd_o_hdr_install = cp $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,$(objtree)/$(obj)/%,$@) \ - $(INSTALL_HDR_PATH)/$(_dst) - -quiet_cmd_headers_install = INSTALL $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) - cmd_headers_install = $(HDRSED) $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,$(srctree)/$(obj)/%,$@) \ - > $@ - -quiet_cmd_unifdef = UNIFDEF $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) - cmd_unifdef = $(UNIFDEF) $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,$(srctree)/$(obj)/%,$@) \ - | $(HDRSED) > $@ || : - -quiet_cmd_check = CHECK $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/.check.%,$(_dst)/%,$@) - cmd_check = $(CONFIG_SHELL) $(srctree)/scripts/hdrcheck.sh \ - $(INSTALL_HDR_PATH)/include $(subst /.check.,/,$@) $@ - -quiet_cmd_remove = REMOVE $(_dst)/$@ - cmd_remove = rm -f $(INSTALL_HDR_PATH)/$(_dst)/$@ - -quiet_cmd_mkdir = MKDIR $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) - cmd_mkdir = mkdir -p $@ - -quiet_cmd_gen = GEN $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) - cmd_gen = \ -FNAME=$(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,%,$@); \ -STUBDEF=__ASM_STUB_`echo $$FNAME | tr a-z.- A-Z__`; \ -(echo "/* File autogenerated by 'make headers_install' */" ; \ -echo "\#ifndef $$STUBDEF" ; \ -echo "\#define $$STUBDEF" ; \ -echo "\# if $(ARCHDEF)" ; \ -if [ -r $(subst /$(_dst)/,/include/$(archasm)/,$@) ]; then \ - echo "\# include <$(archasm)/$$FNAME>" ; \ -else \ - echo "\# error $(archasm)/$$FNAME does not exist in" \ - "the $(ARCH) architecture" ; \ -fi ; \ -echo "\# elif $(ALTARCHDEF)" ; \ -if [ -r $(subst /$(_dst)/,/include/$(altarchasm)/,$@) ]; then \ - echo "\# include <$(altarchasm)/$$FNAME>" ; \ -else \ - echo "\# error $(altarchasm)/$$FNAME does not exist in" \ - "the $(ALTARCH) architecture" ; \ -fi ; \ -echo "\# else" ; \ -echo "\# warning This machine appears to be" \ - "neither $(ARCH) nor $(ALTARCH)." ; \ -echo "\# endif" ; \ -echo "\#endif /* $$STUBDEF */" ; \ -) > $@ - -.PHONY: __headersinst __headerscheck - -ifdef HDRCHECK -__headerscheck: $(subdir-y) $(check-y) - @true - -$(check-y) : $(INSTALL_HDR_PATH)/$(_dst)/.check.%.h : $(INSTALL_HDR_PATH)/$(_dst)/%.h - $(call cmd,check) - -# Other dependencies for $(check-y) -include /dev/null $(wildcard $(check-y)) - -# ... but leave $(check-y) as .PHONY for now until those deps are actually correct. -.PHONY: $(check-y) +quiet_cmd_check = CHECK $(printdir) ($(words $(all-files)) files) + cmd_check = $(PERL) $< $(INSTALL_HDR_PATH)/include $(SRCARCH) \ + $(addprefix $(install)/, $(all-files)); \ + touch $@ -else -# Rules for installing headers -__headersinst: $(subdir-y) $(header-y) $(unifdef-y) $(altarch-y) $(objhdr-y) - @true +PHONY += __headersinst __headerscheck -$(objhdr-y) $(subdir-y) $(header-y) $(unifdef-y): | $(INSTALL_HDR_PATH)/$(_dst) $(unwanted) - -$(INSTALL_HDR_PATH)/$(_dst): - $(call cmd,mkdir) - -.PHONY: $(unwanted) -$(unwanted): - $(call cmd,remove) +ifndef HDRCHECK +# Rules for installing headers +__headersinst: $(subdirs) $(install-file) + @: -ifdef GENASM -$(objhdr-y) $(header-y) $(unifdef-y): $(KBUILDFILES) - $(call cmd,gen) +targets += $(install-file) +$(install-file): scripts/headers_install.pl $(input-files) FORCE + $(if $(unwanted),$(call cmd,remove),) + $(if $(wildcard $(dir $@)),,$(shell mkdir -p $(dir $@))) + $(call if_changed,install) else -$(objhdr-y) : $(INSTALL_HDR_PATH)/$(_dst)/%.h: $(objtree)/$(obj)/%.h $(KBUILDFILES) - $(call cmd,o_hdr_install) +__headerscheck: $(subdirs) $(check-file) + @: -$(header-y) : $(INSTALL_HDR_PATH)/$(_dst)/%.h: $(srctree)/$(obj)/%.h $(KBUILDFILES) - $(call cmd,headers_install) +targets += $(check-file) +$(check-file): scripts/headers_check.pl $(output-files) FORCE + $(call if_changed,check) -$(unifdef-y) : $(INSTALL_HDR_PATH)/$(_dst)/%.h: $(srctree)/$(obj)/%.h $(KBUILDFILES) - $(call cmd,unifdef) -endif endif -hdrinst := -rR -f $(srctree)/scripts/Makefile.headersinst obj +# Recursion +hdr-inst := -rR -f $(srctree)/scripts/Makefile.headersinst obj +.PHONY: $(subdirs) +$(subdirs): + $(Q)$(MAKE) $(hdr-inst)=$(obj)/$@ dst=$(_dst)/$@ -.PHONY: altarch-dir -# All the files in the normal arch dir must be created first, since we test -# for their existence. -altarch-dir: $(subdir-y) $(header-y) $(unifdef-y) $(objhdr-y) - $(Q)$(MAKE) $(hdrinst)=include/asm-$(ALTARCH) dst=include/asm-$(ALTARCH) - $(Q)$(MAKE) $(hdrinst)=include/asm dst=include/asm$(BIASMDIR) +targets := $(wildcard $(sort $(targets))) +cmd_files := $(wildcard \ + $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd)) -# Recursion -.PHONY: $(subdir-y) -$(subdir-y): - $(Q)$(MAKE) $(hdrinst)=$(obj)/$@ dst=$(_dst)/$@ rel=../$(rel) +ifneq ($(cmd_files),) + include $(cmd_files) +endif + +.PHONY: $(PHONY) +PHONY += FORCE +FORCE: ; diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 8e440233c27..ea48b82a370 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -96,7 +96,8 @@ basename_flags = -D"KBUILD_BASENAME=KBUILD_STR($(call name-fix,$(basetarget)))" modname_flags = $(if $(filter 1,$(words $(modname))),\ -D"KBUILD_MODNAME=KBUILD_STR($(call name-fix,$(modname)))") -_c_flags = $(KBUILD_CFLAGS) $(ccflags-y) $(CFLAGS_$(basetarget).o) +orig_c_flags = $(KBUILD_CFLAGS) $(ccflags-y) $(CFLAGS_$(basetarget).o) +_c_flags = $(filter-out $(CFLAGS_REMOVE_$(basetarget).o), $(orig_c_flags)) _a_flags = $(KBUILD_AFLAGS) $(asflags-y) $(AFLAGS_$(basetarget).o) _cpp_flags = $(KBUILD_CPPFLAGS) $(cppflags-y) $(CPPFLAGS_$(@F)) diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost index 17092d6c7db..9ee9783aea5 100644 --- a/scripts/Makefile.modpost +++ b/scripts/Makefile.modpost @@ -101,6 +101,7 @@ quiet_cmd_kernel-mod = MODPOST $@ cmd_kernel-mod = $(modpost) $@ vmlinux.o: FORCE + @rm -fr $(kernelmarkersfile) $(call cmd,kernel-mod) # Declare generated files as targets for modpost diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 6971bf078d1..bc677939822 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -9,7 +9,7 @@ use strict; my $P = $0; $P =~ s@.*/@@g; -my $V = '0.19'; +my $V = '0.21'; use Getopt::Long qw(:config no_auto_abbrev); @@ -17,7 +17,6 @@ my $quiet = 0; my $tree = 1; my $chk_signoff = 1; my $chk_patch = 1; -my $tst_type = 0; my $tst_only; my $emacs = 0; my $terse = 0; @@ -44,7 +43,6 @@ GetOptions( 'summary-file!' => \$summary_file, 'debug=s' => \%debug, - 'test-type!' => \$tst_type, 'test-only=s' => \$tst_only, ) or exit; @@ -67,6 +65,7 @@ if ($#ARGV < 0) { my $dbg_values = 0; my $dbg_possible = 0; +my $dbg_type = 0; for my $key (keys %debug) { eval "\${dbg_$key} = '$debug{$key}';" } @@ -169,24 +168,23 @@ our @modifierList = ( ); sub build_types { - my $mods = "(?: \n" . join("|\n ", @modifierList) . "\n)"; - my $all = "(?: \n" . join("|\n ", @typeList) . "\n)"; + my $mods = "(?x: \n" . join("|\n ", @modifierList) . "\n)"; + my $all = "(?x: \n" . join("|\n ", @typeList) . "\n)"; + $Modifier = qr{(?:$Attribute|$Sparse|$mods)}; $NonptrType = qr{ - (?:const\s+)? - (?:$mods\s+)? + (?:$Modifier\s+|const\s+)* (?: (?:typeof|__typeof__)\s*\(\s*\**\s*$Ident\s*\)| (?:${all}\b) ) - (?:\s+$Sparse|\s+const)* + (?:\s+$Modifier|\s+const)* }x; $Type = qr{ $NonptrType (?:\s*\*+\s*const|\s*\*+|(?:\s*\[\s*\])+)? - (?:\s+$Inline|\s+$Sparse|\s+$Attribute|\s+$mods)* + (?:\s+$Inline|\s+$Modifier)* }x; $Declare = qr{(?:$Storage\s+)?$Type}; - $Modifier = qr{(?:$Attribute|$Sparse|$mods)}; } build_types(); @@ -470,7 +468,9 @@ sub ctx_statement_block { } $off++; } + # We are truly at the end, so shuffle to the next line. if ($off == $len) { + $loff = $len + 1; $line++; $remain--; } @@ -631,7 +631,7 @@ sub ctx_locate_comment { my ($first_line, $end_line) = @_; # Catch a comment on the end of the line itself. - my ($current_comment) = ($rawlines[$end_line - 1] =~ m@.*(/\*.*\*/)\s*$@); + my ($current_comment) = ($rawlines[$end_line - 1] =~ m@.*(/\*.*\*/)\s*(?:\\\s*)?$@); return $current_comment if (defined $current_comment); # Look through the context and try and figure out if there is a @@ -689,17 +689,20 @@ sub cat_vet { my $av_preprocessor = 0; my $av_pending; my @av_paren_type; +my $av_pend_colon; sub annotate_reset { $av_preprocessor = 0; $av_pending = '_'; @av_paren_type = ('E'); + $av_pend_colon = 'O'; } sub annotate_values { my ($stream, $type) = @_; my $res; + my $var = '_' x length($stream); my $cur = $stream; print "$stream\n" if ($dbg_values > 1); @@ -715,10 +718,14 @@ sub annotate_values { $av_preprocessor = 0; } - } elsif ($cur =~ /^($Type)/) { + } elsif ($cur =~ /^($Type)\s*(?:$Ident|,|\)|\()/) { print "DECLARE($1)\n" if ($dbg_values > 1); $type = 'T'; + } elsif ($cur =~ /^($Modifier)\s*/) { + print "MODIFIER($1)\n" if ($dbg_values > 1); + $type = 'T'; + } elsif ($cur =~ /^(\#\s*define\s*$Ident)(\(?)/o) { print "DEFINE($1,$2)\n" if ($dbg_values > 1); $av_preprocessor = 1; @@ -780,7 +787,12 @@ sub annotate_values { $av_pending = 'N'; $type = 'N'; - } elsif ($cur =~/^(return|case|else)/o) { + } elsif ($cur =~/^(case)/o) { + print "CASE($1)\n" if ($dbg_values > 1); + $av_pend_colon = 'C'; + $type = 'N'; + + } elsif ($cur =~/^(return|else|goto)/o) { print "KEYWORD($1)\n" if ($dbg_values > 1); $type = 'N'; @@ -800,10 +812,20 @@ sub annotate_values { print "PAREN('$1')\n" if ($dbg_values > 1); } - } elsif ($cur =~ /^($Ident)\(/o) { + } elsif ($cur =~ /^($Ident)\s*\(/o) { print "FUNC($1)\n" if ($dbg_values > 1); + $type = 'V'; $av_pending = 'V'; + } elsif ($cur =~ /^($Ident\s*):/) { + if ($type eq 'E') { + $av_pend_colon = 'L'; + } elsif ($type eq 'T') { + $av_pend_colon = 'B'; + } + print "IDENT_COLON($1,$type>$av_pend_colon)\n" if ($dbg_values > 1); + $type = 'V'; + } elsif ($cur =~ /^($Ident|$Constant)/o) { print "IDENT($1)\n" if ($dbg_values > 1); $type = 'V'; @@ -815,11 +837,40 @@ sub annotate_values { } elsif ($cur =~/^(;|{|})/) { print "END($1)\n" if ($dbg_values > 1); $type = 'E'; + $av_pend_colon = 'O'; + + } elsif ($cur =~ /^(\?)/o) { + print "QUESTION($1)\n" if ($dbg_values > 1); + $type = 'N'; - } elsif ($cur =~ /^(;|\?|:|\[)/o) { + } elsif ($cur =~ /^(:)/o) { + print "COLON($1,$av_pend_colon)\n" if ($dbg_values > 1); + + substr($var, length($res), 1, $av_pend_colon); + if ($av_pend_colon eq 'C' || $av_pend_colon eq 'L') { + $type = 'E'; + } else { + $type = 'N'; + } + $av_pend_colon = 'O'; + + } elsif ($cur =~ /^(;|\[)/o) { print "CLOSE($1)\n" if ($dbg_values > 1); $type = 'N'; + } elsif ($cur =~ /^(-(?![->])|\+(?!\+)|\*|\&(?!\&))/o) { + my $variant; + + print "OPV($1)\n" if ($dbg_values > 1); + if ($type eq 'V') { + $variant = 'B'; + } else { + $variant = 'U'; + } + + substr($var, length($res), 1, $variant); + $type = 'N'; + } elsif ($cur =~ /^($Operators)/o) { print "OP($1)\n" if ($dbg_values > 1); if ($1 ne '++' && $1 ne '--') { @@ -835,17 +886,17 @@ sub annotate_values { } } - return $res; + return ($res, $var); } sub possible { my ($possible, $line) = @_; print "CHECK<$possible> ($line)\n" if ($dbg_possible > 1); - if ($possible !~ /^(?:$Storage|$Type|DEFINE_\S+)$/ && + if ($possible !~ /^(?:$Modifier|$Storage|$Type|DEFINE_\S+)$/ && $possible ne 'goto' && $possible ne 'return' && $possible ne 'case' && $possible ne 'else' && - $possible ne 'asm' && + $possible ne 'asm' && $possible ne '__asm__' && $possible !~ /^(typedef|struct|enum)\b/) { # Check for modifiers. $possible =~ s/\s*$Storage\s*//g; @@ -854,8 +905,10 @@ sub possible { } elsif ($possible =~ /\s/) { $possible =~ s/\s*$Type\s*//g; - warn "MODIFIER: $possible ($line)\n" if ($dbg_possible); - push(@modifierList, $possible); + for my $modifier (split(' ', $possible)) { + warn "MODIFIER: $modifier ($possible) ($line)\n" if ($dbg_possible); + push(@modifierList, $modifier); + } } else { warn "POSSIBLE: $possible ($line)\n" if ($dbg_possible); @@ -1135,7 +1188,9 @@ sub process { } #80 column limit if ($line =~ /^\+/ && $prevrawline !~ /\/\*\*/ && - $rawline !~ /^.\s*\*\s*\@$Ident\s/ && $length > 80) + $rawline !~ /^.\s*\*\s*\@$Ident\s/ && + $line !~ /^\+\s*printk\s*\(\s*(?:KERN_\S+\s*)?"[X\t]*"\s*(?:,|\)\s*;)\s*$/ && + $length > 80) { WARN("line over 80 characters\n" . $herecurr); } @@ -1162,10 +1217,10 @@ sub process { } # Check for potential 'bare' types - my ($stat, $cond); + my ($stat, $cond, $line_nr_next, $remain_next); if ($realcnt && $line =~ /.\s*\S/) { - ($stat, $cond) = ctx_statement_block($linenr, - $realcnt, 0); + ($stat, $cond, $line_nr_next, $remain_next) = + ctx_statement_block($linenr, $realcnt, 0); $stat =~ s/\n./\n /g; $cond =~ s/\n./\n /g; @@ -1179,7 +1234,7 @@ sub process { } elsif ($s =~ /^.\s*$Ident\s*\(/s) { # declarations always start with types - } elsif ($prev_values eq 'E' && $s =~ /^.\s*(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?((?:\s*$Ident)+)\b(?:\s+$Sparse)?\s*\**\s*(?:$Ident|\(\*[^\)]*\))\s*(?:;|=|,|\()/s) { + } elsif ($prev_values eq 'E' && $s =~ /^.\s*(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?((?:\s*$Ident)+?)\b(?:\s+$Sparse)?\s*\**\s*(?:$Ident|\(\*[^\)]*\))(?:\s*$Modifier)?\s*(?:;|=|,|\()/s) { my $type = $1; $type =~ s/\s+/ /g; possible($type, "A:" . $s); @@ -1239,6 +1294,10 @@ sub process { ERROR("switch and case should be at the same indent\n$hereline$err"); } } + if ($line =~ /^.\s*(?:case\s*.*|default\s*):/g && + $line !~ /\G(?:\s*{)?(?:\s*$;*)(?:\s*\\)?\s*$/g) { + ERROR("trailing statements should be on next line\n" . $herecurr); + } # if/while/etc brace do not go on next line, unless defining a do while loop, # or if that brace on the next line is for something else @@ -1246,17 +1305,22 @@ sub process { my $pre_ctx = "$1$2"; my ($level, @ctx) = ctx_statement_level($linenr, $realcnt, 0); - my $ctx_ln = $linenr + $#ctx + 1; my $ctx_cnt = $realcnt - $#ctx - 1; my $ctx = join("\n", @ctx); - ##warn "realcnt<$realcnt> ctx_cnt<$ctx_cnt>\n"; + my $ctx_ln = $linenr; + my $ctx_skip = $realcnt; - # Skip over any removed lines in the context following statement. - while (defined($lines[$ctx_ln - 1]) && $lines[$ctx_ln - 1] =~ /^-/) { + while ($ctx_skip > $ctx_cnt || ($ctx_skip == $ctx_cnt && + defined $lines[$ctx_ln - 1] && + $lines[$ctx_ln - 1] =~ /^-/)) { + ##print "SKIP<$ctx_skip> CNT<$ctx_cnt>\n"; + $ctx_skip-- if (!defined $lines[$ctx_ln - 1] || $lines[$ctx_ln - 1] !~ /^-/); $ctx_ln++; } - ##warn "pre<$pre_ctx>\nline<$line>\nctx<$ctx>\nnext<$lines[$ctx_ln - 1]>\n"; + + #print "realcnt<$realcnt> ctx_cnt<$ctx_cnt>\n"; + #print "pre<$pre_ctx>\nline<$line>\nctx<$ctx>\nnext<$lines[$ctx_ln - 1]>\n"; if ($ctx !~ /{\s*/ && defined($lines[$ctx_ln -1]) && $lines[$ctx_ln - 1] =~ /^\+\s*{/) { ERROR("that open brace { should be on the previous line\n" . @@ -1276,12 +1340,14 @@ sub process { # Track the 'values' across context and added lines. my $opline = $line; $opline =~ s/^./ /; - my $curr_values = annotate_values($opline . "\n", $prev_values); + my ($curr_values, $curr_vars) = + annotate_values($opline . "\n", $prev_values); $curr_values = $prev_values . $curr_values; if ($dbg_values) { my $outline = $opline; $outline =~ s/\t/ /g; print "$linenr > .$outline\n"; print "$linenr > $curr_values\n"; + print "$linenr > $curr_vars\n"; } $prev_values = substr($curr_values, -1); @@ -1289,8 +1355,12 @@ sub process { if ($line=~/^[^\+]/) {next;} # TEST: allow direct testing of the type matcher. - if ($tst_type && $line =~ /^.$Declare$/) { - ERROR("TEST: is type $Declare\n" . $herecurr); + if ($dbg_type) { + if ($line =~ /^.\s*$Declare\s*$/) { + ERROR("TEST: is type\n" . $herecurr); + } elsif ($dbg_type > 1 && $line =~ /^.+($Declare)/) { + ERROR("TEST: is not type ($1 is)\n". $herecurr); + } next; } @@ -1365,11 +1435,11 @@ sub process { ERROR("\"(foo $1 )\" should be \"(foo $1)\"\n" . $herecurr); - } elsif ($line =~ m{$NonptrType(\*+)(?:\s+(?:$Attribute|$Sparse))?\s+[A-Za-z\d_]+}) { + } elsif ($line =~ m{\b$NonptrType(\*+)(?:\s+(?:$Attribute|$Sparse))?\s+[A-Za-z\d_]+}) { ERROR("\"foo$1 bar\" should be \"foo $1bar\"\n" . $herecurr); - } elsif ($line =~ m{$NonptrType\s+(\*+)(?!\s+(?:$Attribute|$Sparse))\s+[A-Za-z\d_]+}) { + } elsif ($line =~ m{\b$NonptrType\s+(\*+)(?!\s+(?:$Attribute|$Sparse))\s+[A-Za-z\d_]+}) { ERROR("\"foo $1 bar\" should be \"foo $1bar\"\n" . $herecurr); } @@ -1421,6 +1491,17 @@ sub process { ERROR("open brace '{' following $1 go on the same line\n" . $hereprev); } +# check for spacing round square brackets; allowed: +# 1. with a type on the left -- int [] a; +# 2. at the beginning of a line for slice initialisers -- [0..10] = 5, + while ($line =~ /(.*?\s)\[/g) { + my ($where, $prefix) = ($-[1], $1); + if ($prefix !~ /$Type\s+$/ && + ($where != 0 || $prefix !~ /^.\s+$/)) { + ERROR("space prohibited before open square bracket '['\n" . $herecurr); + } + } + # check for spaces between functions and their parentheses. while ($line =~ /($Ident)\s+\(/g) { my $name = $1; @@ -1457,7 +1538,8 @@ sub process { <<=|>>=|<=|>=|==|!=| \+=|-=|\*=|\/=|%=|\^=|\|=|&=| =>|->|<<|>>|<|>|=|!|~| - &&|\|\||,|\^|\+\+|--|&|\||\+|-|\*|\/|% + &&|\|\||,|\^|\+\+|--|&|\||\+|-|\*|\/|%| + \?|: }x; my @elements = split(/($ops|;)/, $opline); my $off = 0; @@ -1504,22 +1586,11 @@ sub process { my $ptr = substr($blank, 0, $off) . "^"; my $hereptr = "$hereline$ptr\n"; - # Classify operators into binary, unary, or - # definitions (* only) where they have more - # than one mode. + # Pull out the value of this operator. my $op_type = substr($curr_values, $off + 1, 1); - my $op_left = substr($curr_values, $off, 1); - my $is_unary; - if ($op_type eq 'T') { - $is_unary = 2; - } elsif ($op_left eq 'V') { - $is_unary = 0; - } else { - $is_unary = 1; - } - #if ($op eq '-' || $op eq '&' || $op eq '*') { - # print "UNARY: <$op_left$op_type $is_unary $a:$op:$c> <$ca:$op:$cc> <$unary_ctx>\n"; - #} + + # Get the full operator variant. + my $opv = $op . substr($curr_vars, $off, 1); # Ignore operators passed as parameters. if ($op_type ne 'V' && @@ -1538,8 +1609,10 @@ sub process { # // is a comment } elsif ($op eq '//') { - # -> should have no spaces - } elsif ($op eq '->') { + # No spaces for: + # -> + # : when part of a bitfield + } elsif ($op eq '->' || $opv eq ':B') { if ($ctx =~ /Wx.|.xW/) { ERROR("spaces prohibited around that '$op' $at\n" . $hereptr); } @@ -1551,18 +1624,19 @@ sub process { } # '*' as part of a type definition -- reported already. - } elsif ($op eq '*' && $is_unary == 2) { + } elsif ($opv eq '*_') { #warn "'*' is part of type\n"; # unary operators should have a space before and # none after. May be left adjacent to another # unary operator, or a cast } elsif ($op eq '!' || $op eq '~' || - ($is_unary && ($op eq '*' || $op eq '-' || $op eq '&'))) { + $opv eq '*U' || $opv eq '-U' || + $opv eq '&U') { if ($ctx !~ /[WEBC]x./ && $ca !~ /(?:\)|!|~|\*|-|\&|\||\+\+|\-\-|\{)$/) { ERROR("space required before that '$op' $at\n" . $hereptr); } - if ($op eq '*' && $cc =~/\s*const\b/) { + if ($op eq '*' && $cc =~/\s*const\b/) { # A unary '*' may be const } elsif ($ctx =~ /.xW/) { @@ -1595,11 +1669,33 @@ sub process { $hereptr); } + # A colon needs no spaces before when it is + # terminating a case value or a label. + } elsif ($opv eq ':C' || $opv eq ':L') { + if ($ctx =~ /Wx./) { + ERROR("space prohibited before that '$op' $at\n" . $hereptr); + } + # All the others need spaces both sides. } elsif ($ctx !~ /[EWC]x[CWE]/) { + my $ok = 0; + # Ignore email addresses <foo@bar> - if (!($op eq '<' && $cb =~ /$;\S+\@\S+>/) && - !($op eq '>' && $cb =~ /<\S+\@\S+$;/)) { + if (($op eq '<' && + $cc =~ /^\S+\@\S+>/) || + ($op eq '>' && + $ca =~ /<\S+\@\S+$/)) + { + $ok = 1; + } + + # Ignore ?: + if (($opv eq ':O' && $ca =~ /\?$/) || + ($op eq '?' && $cc =~ /^:/)) { + $ok = 1; + } + + if ($ok == 0) { ERROR("spaces required around that '$op' $at\n" . $hereptr); } } @@ -1670,6 +1766,7 @@ sub process { my $value = $2; # Flatten any parentheses and braces + $value =~ s/\)\(/\) \(/g; while ($value =~ s/\([^\(\)]*\)/1/) { } @@ -1686,8 +1783,9 @@ sub process { ERROR("space required before the open parenthesis '('\n" . $herecurr); } -# Check for illegal assignment in if conditional. - if ($line =~ /\bif\s*\(/) { +# Check for illegal assignment in if conditional -- and check for trailing +# statements after the conditional. + if ($line =~ /\b(?:if|while|for)\s*\(/ && $line !~ /^.\s*#/) { my ($s, $c) = ($stat, $cond); if ($c =~ /\bif\s*\(.*[^<>!=]=[^=].*/) { @@ -1699,13 +1797,63 @@ sub process { substr($s, 0, length($c), ''); $s =~ s/\n.*//g; $s =~ s/$;//g; # Remove any comments - if (length($c) && $s !~ /^\s*({|;|)\s*\\*\s*$/ && - $c !~ /^.\s*\#\s*if/) + if (length($c) && $s !~ /^\s*{?\s*\\*\s*$/ && + $c !~ /}\s*while\s*/) { ERROR("trailing statements should be on next line\n" . $herecurr); } } +# Check relative indent for conditionals and blocks. + if ($line =~ /\b(?:(?:if|while|for)\s*\(|do\b)/ && $line !~ /^.\s*#/ && $line !~ /\}\s*while\s*/) { + my ($s, $c) = ($stat, $cond); + + substr($s, 0, length($c), ''); + + # Make sure we remove the line prefixes as we have + # none on the first line, and are going to readd them + # where necessary. + $s =~ s/\n./\n/gs; + + # We want to check the first line inside the block + # starting at the end of the conditional, so remove: + # 1) any blank line termination + # 2) any opening brace { on end of the line + # 3) any do (...) { + my $continuation = 0; + my $check = 0; + $s =~ s/^.*\bdo\b//; + $s =~ s/^\s*{//; + if ($s =~ s/^\s*\\//) { + $continuation = 1; + } + if ($s =~ s/^\s*\n//) { + $check = 1; + } + + # Also ignore a loop construct at the end of a + # preprocessor statement. + if (($prevline =~ /^.\s*#\s*define\s/ || + $prevline =~ /\\\s*$/) && $continuation == 0) { + $check = 0; + } + + # Ignore the current line if its is a preprocessor + # line. + if ($s =~ /^\s*#\s*/) { + $check = 0; + } + + my (undef, $sindent) = line_stats("+" . $s); + + ##print "line<$line> prevline<$prevline> indent<$indent> sindent<$sindent> check<$check> continuation<$continuation> s<$s>\n"; + + if ($check && (($sindent % 8) != 0 || + ($sindent <= $indent && $s ne ''))) { + WARN("suspect code indent for conditional statements\n" . $herecurr); + } + } + # Check for bitwise tests written as boolean if ($line =~ / (?: @@ -1777,7 +1925,8 @@ sub process { # multi-statement macros should be enclosed in a do while loop, grab the # first statement and ensure its the whole macro if its not enclosed # in a known good container - if ($line =~ /^.\s*\#\s*define\s*$Ident(\()?/) { + if ($realfile !~ m@/vmlinux.lds.h$@ && + $line =~ /^.\s*\#\s*define\s*$Ident(\()?/) { my $ln = $linenr; my $cnt = $realcnt; my ($off, $dstat, $dcond, $rest); @@ -1791,30 +1940,26 @@ sub process { $lines[$ln - 1] =~ /^(?:-|..*\\$)/) { $ctx .= $rawlines[$ln - 1] . "\n"; + $cnt-- if ($lines[$ln - 1] !~ /^-/); $ln++; - $cnt--; } $ctx .= $rawlines[$ln - 1]; ($dstat, $dcond, $ln, $cnt, $off) = ctx_statement_block($linenr, $ln - $linenr + 1, 0); #print "dstat<$dstat> dcond<$dcond> cnt<$cnt> off<$off>\n"; - #print "LINE<$lines[$ln]> len<" . length($lines[$ln]) . "\n"; + #print "LINE<$lines[$ln-1]> len<" . length($lines[$ln-1]) . "\n"; # Extract the remainder of the define (if any) and # rip off surrounding spaces, and trailing \'s. $rest = ''; - if (defined $lines[$ln - 1] && - $off > length($lines[$ln - 1])) - { - $ln++; - $cnt--; - $off = 0; - } - while ($cnt > 0) { - $rest .= substr($lines[$ln - 1], $off) . "\n"; + while ($off != 0 || ($cnt > 0 && $rest =~ /(?:^|\\)\s*$/)) { + #print "ADDING $off <" . substr($lines[$ln - 1], $off) . ">\n"; + if ($off != 0 || $lines[$ln - 1] !~ /^-/) { + $rest .= substr($lines[$ln - 1], $off) . "\n"; + $cnt--; + } $ln++; - $cnt--; $off = 0; } $rest =~ s/\\\n.//g; @@ -1827,6 +1972,7 @@ sub process { } else { $dstat =~ s/^.\s*\#\s*define\s+$Ident\s*//; } + $dstat =~ s/$;//g; $dstat =~ s/\\\n.//g; $dstat =~ s/^\s*//s; $dstat =~ s/\s*$//s; @@ -1845,6 +1991,7 @@ sub process { DEFINE_PER_CPU| __typeof__\( }x; + #print "REST<$rest>\n"; if ($rest ne '') { if ($rest !~ /while\s*\(/ && $dstat !~ /$exceptions/) @@ -2001,7 +2148,14 @@ sub process { if ($prevline =~ /\bif\s*\(([^\)]*)\)/) { my $expr = $1; if ($line =~ /\bkfree\(\Q$expr\E\);/) { - WARN("kfree(NULL) is safe this check is probabally not required\n" . $hereprev); + WARN("kfree(NULL) is safe this check is probably not required\n" . $hereprev); + } + } +# check for needless usb_free_urb() checks + if ($prevline =~ /\bif\s*\(([^\)]*)\)/) { + my $expr = $1; + if ($line =~ /\busb_free_urb\(\Q$expr\E\);/) { + WARN("usb_free_urb(NULL) is safe this check is probably not required\n" . $hereprev); } } @@ -2106,6 +2260,10 @@ sub process { if ($line =~ /\bsimple_(strto.*?)\s*\(/) { WARN("consider using strict_$1 in preference to simple_$1\n" . $herecurr); } +# check for __initcall(), use device_initcall() explicitly please + if ($line =~ /^.\s*__initcall\s*\(/) { + WARN("please use device_initcall() instead of __initcall()\n" . $herecurr); + } # use of NR_CPUS is usually wrong # ignore definitions of NR_CPUS and usage to define arrays as likely right diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl index 340ad692051..f7e8e93ff30 100755 --- a/scripts/checkstack.pl +++ b/scripts/checkstack.pl @@ -26,12 +26,17 @@ # $& (whole re) matches the complete objdump line with the stack growth # $1 (first bracket) matches the size of the stack growth # +# $dre is similar, but for dynamic stack redutions: +# $& (whole re) matches the complete objdump line with the stack growth +# $1 (first bracket) matches the dynamic amount of the stack growth +# # use anything else and feel the pain ;) -my (@stack, $re, $x, $xs); +my (@stack, $re, $dre, $x, $xs); { my $arch = shift; if ($arch eq "") { $arch = `uname -m`; + chomp($arch); } $x = "[0-9a-f]"; # hex character @@ -46,9 +51,11 @@ my (@stack, $re, $x, $xs); } elsif ($arch =~ /^i[3456]86$/) { #c0105234: 81 ec ac 05 00 00 sub $0x5ac,%esp $re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%esp$/o; + $dre = qr/^.*[as][du][db] (%.*),\%esp$/o; } elsif ($arch eq 'x86_64') { # 2f60: 48 81 ec e8 05 00 00 sub $0x5e8,%rsp $re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%rsp$/o; + $dre = qr/^.*[as][du][db] (\%.*),\%rsp$/o; } elsif ($arch eq 'ia64') { #e0000000044011fc: 01 0f fc 8c adds r12=-384,r12 $re = qr/.*adds.*r12=-(([0-9]{2}|[3-9])[0-9]{2}),r12/o; @@ -74,7 +81,10 @@ my (@stack, $re, $x, $xs); $re = qr/.*st[dw]u.*r1,-($x{1,8})\(r1\)/o; } elsif ($arch =~ /^s390x?$/) { # 11160: a7 fb ff 60 aghi %r15,-160 - $re = qr/.*ag?hi.*\%r15,-(([0-9]{2}|[3-9])[0-9]{2})/o; + # or + # 100092: e3 f0 ff c8 ff 71 lay %r15,-56(%r15) + $re = qr/.*(?:lay|ag?hi).*\%r15,-(([0-9]{2}|[3-9])[0-9]{2}) + (?:\(\%r15\))?$/ox; } elsif ($arch =~ /^sh64$/) { #XXX: we only check for the immediate case presently, # though we will want to check for the movi/sub @@ -85,7 +95,7 @@ my (@stack, $re, $x, $xs); # 0: 00 e8 38 01 LINK 0x4e0; $re = qr/.*[[:space:]]LINK[[:space:]]*(0x$x{1,8})/o; } else { - print("wrong or unknown architecture\n"); + print("wrong or unknown architecture \"$arch\"\n"); exit } } @@ -141,6 +151,22 @@ while (my $line = <STDIN>) { next if ($size < 100); push @stack, "$intro$size\n"; } + elsif (defined $dre && $line =~ m/$dre/) { + my $size = "Dynamic ($1)"; + + next if $line !~ m/^($xs*)/; + my $addr = $1; + $addr =~ s/ /0/g; + $addr = "0x$addr"; + + my $intro = "$addr $func [$file]:"; + my $padlen = 56 - length($intro); + while ($padlen > 0) { + $intro .= ' '; + $padlen -= 8; + } + push @stack, "$intro$size\n"; + } } print sort bysize @stack; diff --git a/scripts/diffconfig b/scripts/diffconfig new file mode 100755 index 00000000000..b91f3e34d44 --- /dev/null +++ b/scripts/diffconfig @@ -0,0 +1,129 @@ +#!/usr/bin/python +# +# diffconfig - a tool to compare .config files. +# +# originally written in 2006 by Matt Mackall +# (at least, this was in his bloatwatch source code) +# last worked on 2008 by Tim Bird +# + +import sys, os + +def usage(): + print """Usage: diffconfig [-h] [-m] [<config1> <config2>] + +Diffconfig is a simple utility for comparing two .config files. +Using standard diff to compare .config files often includes extraneous and +distracting information. This utility produces sorted output with only the +changes in configuration values between the two files. + +Added and removed items are shown with a leading plus or minus, respectively. +Changed items show the old and new values on a single line. + +If -m is specified, then output will be in "merge" style, which has the +changed and new values in kernel config option format. + +If no config files are specified, .config and .config.old are used. + +Example usage: + $ diffconfig .config config-with-some-changes +-EXT2_FS_XATTR n +-EXT2_FS_XIP n + CRAMFS n -> y + EXT2_FS y -> n + LOG_BUF_SHIFT 14 -> 16 + PRINTK_TIME n -> y +""" + sys.exit(0) + +# returns a dictionary of name/value pairs for config items in the file +def readconfig(config_file): + d = {} + for line in config_file: + line = line[:-1] + if line[:7] == "CONFIG_": + name, val = line[7:].split("=", 1) + d[name] = val + if line[-11:] == " is not set": + d[line[9:-11]] = "n" + return d + +def print_config(op, config, value, new_value): + global merge_style + + if merge_style: + if new_value: + if new_value=="n": + print "# CONFIG_%s is not set" % config + else: + print "CONFIG_%s=%s" % (config, new_value) + else: + if op=="-": + print "-%s %s" % (config, value) + elif op=="+": + print "+%s %s" % (config, new_value) + else: + print " %s %s -> %s" % (config, value, new_value) + +def main(): + global merge_style + + # parse command line args + if ("-h" in sys.argv or "--help" in sys.argv): + usage() + + merge_style = 0 + if "-m" in sys.argv: + merge_style = 1 + sys.argv.remove("-m") + + argc = len(sys.argv) + if not (argc==1 or argc == 3): + print "Error: incorrect number of arguments or unrecognized option" + usage() + + if argc == 1: + # if no filenames given, assume .config and .config.old + build_dir="" + if os.environ.has_key("KBUILD_OUTPUT"): + build_dir = os.environ["KBUILD_OUTPUT"]+"/" + + configa_filename = build_dir + ".config.old" + configb_filename = build_dir + ".config" + else: + configa_filename = sys.argv[1] + configb_filename = sys.argv[2] + + a = readconfig(file(configa_filename)) + b = readconfig(file(configb_filename)) + + # print items in a but not b (accumulate, sort and print) + old = [] + for config in a: + if config not in b: + old.append(config) + old.sort() + for config in old: + print_config("-", config, a[config], None) + del a[config] + + # print items that changed (accumulate, sort, and print) + changed = [] + for config in a: + if a[config] != b[config]: + changed.append(config) + else: + del b[config] + changed.sort() + for config in changed: + print_config("->", config, a[config], b[config]) + del b[config] + + # now print items in b but not in a + # (items from b that were in a were removed above) + new = b.keys() + new.sort() + for config in new: + print_config("+", config, None, b[config]) + +main() diff --git a/scripts/genksyms/genksyms.c b/scripts/genksyms/genksyms.c index dca5e0dd09b..c249274e005 100644 --- a/scripts/genksyms/genksyms.c +++ b/scripts/genksyms/genksyms.c @@ -520,8 +520,7 @@ int main(int argc, char **argv) genksyms_usage(); return 1; } - if ((strcmp(arch, "v850") == 0) || (strcmp(arch, "h8300") == 0) - || (strcmp(arch, "blackfin") == 0)) + if ((strcmp(arch, "h8300") == 0) || (strcmp(arch, "blackfin") == 0)) mod_prefix = "_"; { extern int yydebug; @@ -546,6 +545,8 @@ int main(int argc, char **argv) } fputs(sym->name, dumpfile); putc(' ', dumpfile); + if (sym->is_extern) + fputs("extern ", dumpfile); print_list(dumpfile, sym->defn); putc('\n', dumpfile); diff --git a/scripts/genksyms/lex.c_shipped b/scripts/genksyms/lex.c_shipped index 2a176988d46..2ac23bcca5b 100644 --- a/scripts/genksyms/lex.c_shipped +++ b/scripts/genksyms/lex.c_shipped @@ -6,10 +6,19 @@ /* A lexical scanner generated by flex */ +/* %not-for-header */ + +/* %if-c-only */ +/* %if-not-reentrant */ + +/* %endif */ +/* %endif */ +/* %ok-for-header */ + #define FLEX_SCANNER #define YY_FLEX_MAJOR_VERSION 2 #define YY_FLEX_MINOR_VERSION 5 -#define YY_FLEX_SUBMINOR_VERSION 33 +#define YY_FLEX_SUBMINOR_VERSION 35 #if YY_FLEX_SUBMINOR_VERSION > 0 #define FLEX_BETA #endif @@ -47,7 +56,7 @@ /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */ -#if __STDC_VERSION__ >= 199901L +#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h, * if you want the limit (max/min) macros for int types. @@ -70,7 +79,6 @@ typedef int flex_int32_t; typedef unsigned char flex_uint8_t; typedef unsigned short int flex_uint16_t; typedef unsigned int flex_uint32_t; -#endif /* ! C99 */ /* Limits of integral types. */ #ifndef INT8_MIN @@ -101,6 +109,8 @@ typedef unsigned int flex_uint32_t; #define UINT32_MAX (4294967295U) #endif +#endif /* ! C99 */ + #endif /* ! FLEXINT_H */ /* %endif */ @@ -115,11 +125,12 @@ typedef unsigned int flex_uint32_t; #else /* ! __cplusplus */ -#if __STDC__ +/* C99 requires __STDC__ to be defined as 1. */ +#if defined (__STDC__) #define YY_USE_CONST -#endif /* __STDC__ */ +#endif /* defined (__STDC__) */ #endif /* ! __cplusplus */ #ifdef YY_USE_CONST @@ -218,14 +229,9 @@ extern FILE *yyin, *yyout; #define unput(c) yyunput( c, (yytext_ptr) ) -/* The following is because we cannot portably get our hands on size_t - * (without autoconf's help, which isn't available because we want - * flex-generated scanners to compile on their own). - */ - #ifndef YY_TYPEDEF_YY_SIZE_T #define YY_TYPEDEF_YY_SIZE_T -typedef unsigned int yy_size_t; +typedef size_t yy_size_t; #endif #ifndef YY_STRUCT_YY_BUFFER_STATE @@ -401,7 +407,7 @@ void yyfree (void * ); /* %% [1.0] yytext/yyin/yyout/yy_state_type/yylineno etc. def's & init go here */ /* Begin user sect3 */ -#define yywrap() 1 +#define yywrap(n) 1 #define YY_SKIP_YYWRAP #define FLEX_DEBUG @@ -613,8 +619,8 @@ int yy_flex_debug = 1; static yyconst flex_int16_t yy_rule_linenum[13] = { 0, - 69, 70, 71, 74, 77, 78, 79, 85, 86, 87, - 89, 92 + 71, 72, 73, 76, 79, 80, 81, 87, 88, 89, + 91, 94 } ; /* The intent behind this definition is that it'll catch @@ -665,7 +671,8 @@ char *yytext; quite so pedantic. */ /* We don't do multiple input files. */ -#line 669 "scripts/genksyms/lex.c" +#define YY_NO_INPUT 1 +#line 676 "scripts/genksyms/lex.c" #define INITIAL 0 #define V2_TOKENS 1 @@ -695,9 +702,39 @@ static int yy_init_globals (void ); /* %endif */ /* %if-reentrant */ /* %endif */ +/* %endif End reentrant structures and macros. */ + +/* Accessor methods to globals. + These are made visible to non-reentrant scanners for convenience. */ + +int yylex_destroy (void ); + +int yyget_debug (void ); + +void yyset_debug (int debug_flag ); + +YY_EXTRA_TYPE yyget_extra (void ); + +void yyset_extra (YY_EXTRA_TYPE user_defined ); + +FILE *yyget_in (void ); + +void yyset_in (FILE * in_str ); + +FILE *yyget_out (void ); + +void yyset_out (FILE * out_str ); + +int yyget_leng (void ); + +char *yyget_text (void ); + +int yyget_lineno (void ); + +void yyset_lineno (int line_number ); + /* %if-bison-bridge */ /* %endif */ -/* %endif End reentrant structures and macros. */ /* Macros after this point can all be overridden by user definitions in * section 1. @@ -756,7 +793,7 @@ static int input (void ); /* This used to be an fputs(), but since the string might contain NUL's, * we now use fwrite(). */ -#define ECHO (void) fwrite( yytext, yyleng, 1, yyout ) +#define ECHO fwrite( yytext, yyleng, 1, yyout ) /* %endif */ /* %if-c++-only C++ definition */ /* %endif */ @@ -881,12 +918,12 @@ YY_DECL register int yy_act; /* %% [7.0] user's declarations go here */ -#line 65 "scripts/genksyms/lex.l" +#line 67 "scripts/genksyms/lex.l" /* Keep track of our location in the original source files. */ -#line 890 "scripts/genksyms/lex.c" +#line 927 "scripts/genksyms/lex.c" if ( !(yy_init) ) { @@ -1004,42 +1041,42 @@ do_action: /* This label is used only to access EOF actions. */ case 1: /* rule 1 can match eol */ YY_RULE_SETUP -#line 69 "scripts/genksyms/lex.l" +#line 71 "scripts/genksyms/lex.l" return FILENAME; YY_BREAK case 2: /* rule 2 can match eol */ YY_RULE_SETUP -#line 70 "scripts/genksyms/lex.l" +#line 72 "scripts/genksyms/lex.l" cur_line++; YY_BREAK case 3: /* rule 3 can match eol */ YY_RULE_SETUP -#line 71 "scripts/genksyms/lex.l" +#line 73 "scripts/genksyms/lex.l" cur_line++; YY_BREAK /* Ignore all other whitespace. */ case 4: YY_RULE_SETUP -#line 74 "scripts/genksyms/lex.l" +#line 76 "scripts/genksyms/lex.l" ; YY_BREAK case 5: /* rule 5 can match eol */ YY_RULE_SETUP -#line 77 "scripts/genksyms/lex.l" +#line 79 "scripts/genksyms/lex.l" return STRING; YY_BREAK case 6: /* rule 6 can match eol */ YY_RULE_SETUP -#line 78 "scripts/genksyms/lex.l" +#line 80 "scripts/genksyms/lex.l" return CHAR; YY_BREAK case 7: YY_RULE_SETUP -#line 79 "scripts/genksyms/lex.l" +#line 81 "scripts/genksyms/lex.l" return IDENT; YY_BREAK /* The Pedant requires that the other C multi-character tokens be @@ -1048,36 +1085,36 @@ return IDENT; around them properly. */ case 8: YY_RULE_SETUP -#line 85 "scripts/genksyms/lex.l" +#line 87 "scripts/genksyms/lex.l" return OTHER; YY_BREAK case 9: YY_RULE_SETUP -#line 86 "scripts/genksyms/lex.l" +#line 88 "scripts/genksyms/lex.l" return INT; YY_BREAK case 10: YY_RULE_SETUP -#line 87 "scripts/genksyms/lex.l" +#line 89 "scripts/genksyms/lex.l" return REAL; YY_BREAK case 11: YY_RULE_SETUP -#line 89 "scripts/genksyms/lex.l" +#line 91 "scripts/genksyms/lex.l" return DOTS; YY_BREAK /* All other tokens are single characters. */ case 12: YY_RULE_SETUP -#line 92 "scripts/genksyms/lex.l" +#line 94 "scripts/genksyms/lex.l" return yytext[0]; YY_BREAK case 13: YY_RULE_SETUP -#line 95 "scripts/genksyms/lex.l" +#line 97 "scripts/genksyms/lex.l" ECHO; YY_BREAK -#line 1081 "scripts/genksyms/lex.c" +#line 1118 "scripts/genksyms/lex.c" case YY_STATE_EOF(INITIAL): case YY_STATE_EOF(V2_TOKENS): yyterminate(); @@ -1346,6 +1383,14 @@ static int yy_get_next_buffer (void) else ret_val = EOB_ACT_CONTINUE_SCAN; + if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { + /* Extend the array by 50%, plus the number we really need. */ + yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); + if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) + YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); + } + (yy_n_chars) += number_to_move; YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; @@ -1851,7 +1896,9 @@ static void yyensure_buffer_stack (void) (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc (num_to_alloc * sizeof(struct yy_buffer_state*) ); - + if ( ! (yy_buffer_stack) ) + YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); + memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); (yy_buffer_stack_max) = num_to_alloc; @@ -1869,6 +1916,8 @@ static void yyensure_buffer_stack (void) ((yy_buffer_stack), num_to_alloc * sizeof(struct yy_buffer_state*) ); + if ( ! (yy_buffer_stack) ) + YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); /* zero only the new slots.*/ memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); @@ -2092,7 +2141,7 @@ void yyset_debug (int bdebug ) /* %if-reentrant */ /* %if-bison-bridge */ /* %endif */ -/* %endif */ +/* %endif if-c-only */ /* %if-c-only */ static int yy_init_globals (void) @@ -2124,13 +2173,9 @@ static int yy_init_globals (void) } /* %endif */ -/* %if-c-or-c++ */ -/* %if-c-only */ +/* %if-c-only SNIP! this currently causes conflicts with the c++ scanner */ /* yylex_destroy is for both reentrant and non-reentrant scanners. */ int yylex_destroy (void) -/* %endif */ -/* %if-c++-only */ -/* %endif */ { /* Pop the buffer stack, destroying each element. */ @@ -2144,11 +2189,6 @@ int yylex_destroy (void) yyfree((yy_buffer_stack) ); (yy_buffer_stack) = NULL; -/* %if-c++-only */ -/* %endif */ - -/* %if-c-only */ - /* Reset the globals. This is important in a non-reentrant scanner so the next time * yylex() is called, initialization will occur. */ yy_init_globals( ); @@ -2156,7 +2196,6 @@ int yylex_destroy (void) /* %if-reentrant */ /* %endif */ return 0; -/* %endif */ } /* %endif */ @@ -2213,7 +2252,7 @@ void yyfree (void * ptr ) /* %ok-for-header */ -#line 95 "scripts/genksyms/lex.l" +#line 97 "scripts/genksyms/lex.l" diff --git a/scripts/genksyms/lex.l b/scripts/genksyms/lex.l index 5e544a06678..fe50ff9dacd 100644 --- a/scripts/genksyms/lex.l +++ b/scripts/genksyms/lex.l @@ -62,6 +62,8 @@ MC_TOKEN ([~%^&*+=|<>/-]=)|(&&)|("||")|(->)|(<<)|(>>) /* We don't do multiple input files. */ %option noyywrap +%option noinput + %% diff --git a/scripts/genksyms/parse.c_shipped b/scripts/genksyms/parse.c_shipped index 3e6079f36b9..eaee44e66a4 100644 --- a/scripts/genksyms/parse.c_shipped +++ b/scripts/genksyms/parse.c_shipped @@ -504,7 +504,7 @@ static const yytype_uint16 yyprhs[] = 239, 242, 245, 247, 248, 250, 252, 257, 262, 265, 269, 273, 277, 278, 280, 283, 287, 291, 292, 294, 296, 299, 303, 306, 307, 309, 311, 315, 318, 321, - 323, 326, 327, 329, 332, 333, 335 + 323, 326, 327, 330, 333, 334, 336 }; /* YYRHS -- A `-1'-separated list of the rules' RHS. */ @@ -542,9 +542,9 @@ static const yytype_int8 yyrhs[] = -1, -1, 89, -1, 90, -1, 89, 90, -1, 64, 91, 44, -1, 1, 44, -1, -1, 92, -1, 93, -1, 92, 46, 93, -1, 76, 95, -1, 37, 94, - -1, 94, -1, 52, 34, -1, -1, 31, -1, 30, - 44, -1, -1, 30, -1, 29, 47, 37, 49, 44, - -1 + -1, 94, -1, 52, 34, -1, -1, 95, 31, -1, + 30, 44, -1, -1, 30, -1, 29, 47, 37, 49, + 44, -1 }; /* YYRLINE[YYN] -- source line where rule number YYN was defined. */ @@ -647,7 +647,7 @@ static const yytype_uint8 yyr2[] = 2, 2, 1, 0, 1, 1, 4, 4, 2, 3, 3, 3, 0, 1, 2, 3, 3, 0, 1, 1, 2, 3, 2, 0, 1, 1, 3, 2, 2, 1, - 2, 0, 1, 2, 0, 1, 5 + 2, 0, 2, 2, 0, 1, 5 }; /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state @@ -667,9 +667,9 @@ static const yytype_uint8 yydefact[] = 0, 66, 125, 101, 121, 71, 0, 7, 112, 106, 76, 77, 0, 0, 0, 121, 75, 0, 114, 115, 119, 105, 0, 110, 124, 0, 36, 0, 73, 72, - 61, 20, 122, 102, 0, 93, 0, 84, 87, 88, - 118, 0, 76, 0, 120, 74, 117, 80, 0, 111, - 0, 35, 126, 0, 21, 103, 70, 94, 56, 0, + 61, 20, 102, 0, 93, 0, 84, 87, 88, 118, + 0, 76, 0, 120, 74, 117, 80, 0, 111, 0, + 35, 126, 122, 0, 21, 103, 70, 94, 56, 0, 93, 90, 92, 69, 83, 0, 82, 81, 0, 0, 116, 104, 0, 95, 0, 91, 98, 0, 85, 89, 79, 78, 100, 99, 0, 0, 97, 96 @@ -680,44 +680,44 @@ static const yytype_int16 yydefgoto[] = { -1, 1, 2, 3, 35, 72, 55, 36, 64, 65, 66, 75, 38, 39, 40, 41, 42, 67, 86, 87, - 43, 114, 69, 105, 106, 126, 127, 128, 129, 151, + 43, 114, 69, 105, 106, 125, 126, 127, 128, 151, 152, 44, 144, 145, 54, 76, 77, 78, 107, 108, - 109, 110, 123, 45, 94, 46 + 109, 110, 122, 45, 94, 46 }; /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing STATE-NUM. */ -#define YYPACT_NINF -135 +#define YYPACT_NINF -134 static const yytype_int16 yypact[] = { - -135, 11, -135, 312, -135, -135, 24, -135, -135, -135, - -135, -135, -23, -135, -2, -135, -135, -135, -135, -135, - -135, -135, -135, -135, -17, -135, -11, -135, -135, -135, - -3, 16, 26, -135, -135, -135, -135, 34, 482, -135, - -135, -135, -135, -135, -135, -135, -135, -135, -135, -135, - -8, -135, 22, 97, -135, 482, 22, -135, 482, 56, - -135, -135, 12, 10, 50, 49, -135, 34, -13, 15, - -135, -135, 482, -135, 47, -25, 51, 145, -135, -135, - 34, -135, 356, 52, 71, 77, -135, 10, -135, -135, - 34, -135, -135, -135, 68, -135, 193, -135, -135, -135, - 48, -135, 6, 93, 37, 68, 18, 85, 84, -135, - -135, -135, 87, -135, 102, 86, -135, 89, -135, -135, - -135, -135, -135, 90, 88, 401, 94, 100, 101, -135, - -135, 99, -135, 108, -135, -135, -135, -135, 230, -135, - -25, -135, -135, 105, -135, -135, -135, -135, -135, 9, - 42, -135, 28, -135, -135, 445, -135, -135, 119, 125, - -135, -135, 126, -135, 128, -135, -135, 267, -135, -135, - -135, -135, -135, -135, 129, 130, -135, -135 + -134, 16, -134, 312, -134, -134, 20, -134, -134, -134, + -134, -134, -18, -134, -3, -134, -134, -134, -134, -134, + -134, -134, -134, -134, -26, -134, -25, -134, -134, -134, + -7, 5, 27, -134, -134, -134, -134, 46, 482, -134, + -134, -134, -134, -134, -134, -134, -134, -134, -134, -134, + -8, -134, 30, 97, -134, 482, 30, -134, 482, 7, + -134, -134, 12, 10, 42, 55, -134, 46, -15, 15, + -134, -134, 482, -134, 25, 26, 47, 145, -134, -134, + 46, -134, 356, 39, 71, 77, -134, 10, -134, -134, + 46, -134, -134, -134, -134, -134, 193, -134, -134, -134, + 75, -134, 6, 95, 43, -134, 28, 86, 85, -134, + -134, -134, 88, -134, 103, 87, -134, 91, -134, -134, + -134, -134, -23, 90, 401, 94, 101, 102, -134, -134, + 98, -134, 108, -134, -134, 109, -134, 230, -134, 26, + -134, -134, -134, 134, -134, -134, -134, -134, -134, 9, + 48, -134, 35, -134, -134, 445, -134, -134, 125, 126, + -134, -134, 128, -134, 129, -134, -134, 267, -134, -134, + -134, -134, -134, -134, 130, 131, -134, -134 }; /* YYPGOTO[NTERM-NUM]. */ static const yytype_int16 yypgoto[] = { - -135, -135, 179, -135, -135, -135, -135, -47, -135, -135, - 91, 0, -58, -37, -135, -135, -135, -73, -135, -135, - -48, -32, -135, -38, -135, -134, -135, -135, 29, -63, - -135, -135, -135, -135, -20, -135, -135, 106, -135, -135, - 45, 95, 82, -135, -135, -135 + -134, -134, 180, -134, -134, -134, -134, -33, -134, -134, + 93, 0, -58, -37, -134, -134, -134, -73, -134, -134, + -54, -32, -134, -81, -134, -133, -134, -134, 29, -50, + -134, -134, -134, -134, -20, -134, -134, 110, -134, -134, + 49, 96, 80, -134, -134, -134 }; /* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If @@ -727,26 +727,26 @@ static const yytype_int16 yypgoto[] = #define YYTABLE_NINF -109 static const yytype_int16 yytable[] = { - 82, 70, 104, 37, 159, 68, 57, 131, 79, 49, - 162, 4, 100, 84, 50, 88, 101, 92, 10, 93, - 52, 51, 102, 63, 71, 97, 56, 103, 20, 104, - 85, 104, 73, 175, 53, 91, 81, 29, 125, 120, - 53, 33, -93, 132, 58, 70, 147, 101, 95, 61, - 163, 137, 150, 102, 63, 80, 149, 63, -93, 62, - 63, 166, 96, 59, 133, 138, 135, 104, 47, 48, - 60, 61, 80, 53, 132, 167, 150, 150, 101, 147, - 125, 62, 63, 163, 102, 63, 164, 165, 70, 149, - 63, 98, 99, 83, 89, 90, 111, 125, 74, 122, - 103, 117, 7, 8, 9, 10, 11, 12, 13, 125, + 82, 70, 104, 37, 159, 68, 57, 130, 142, 88, + 162, 52, 56, 84, 49, 92, 4, 93, 10, 50, + 51, 132, 79, 134, 71, 53, 53, 143, 20, 104, + 85, 104, 73, 120, 175, 91, 81, 29, 124, 97, + 58, 33, -93, 131, 83, 70, 147, 101, 95, 61, + 163, 150, 59, 102, 63, 80, 149, 63, -93, 62, + 63, 136, 96, 100, 47, 48, 104, 101, 166, 98, + 99, 60, 80, 102, 63, 137, 150, 150, 103, 124, + 131, 53, 167, 61, 101, 147, 89, 70, 117, 163, + 102, 63, 111, 62, 63, 149, 63, 124, 74, 164, + 165, 90, 7, 8, 9, 10, 11, 12, 13, 124, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, - 118, 26, 27, 28, 29, 30, 119, 134, 33, 139, - 140, 98, 92, 142, -22, 141, 154, 146, 34, 161, - 143, -22, -107, 153, -22, -22, 112, 155, 156, -22, + 118, 26, 27, 28, 29, 30, 119, 103, 33, 133, + 138, 139, 98, 92, -22, 141, 140, 154, 34, 146, + 142, -22, -107, 153, -22, -22, 112, 156, 155, -22, 7, 8, 9, 10, 11, 12, 13, 157, 15, 16, - 17, 18, 19, 20, 21, 22, 23, 24, 170, 26, - 27, 28, 29, 30, 171, 172, 33, 173, 176, 177, - 5, 121, -22, 113, 169, 160, 34, 136, 0, -22, - -108, 0, -22, -22, 124, 130, 0, -22, 7, 8, + 17, 18, 19, 20, 21, 22, 23, 24, 161, 26, + 27, 28, 29, 30, 170, 171, 33, 172, 173, 176, + 177, 5, -22, 121, 169, 135, 34, 113, 160, -22, + -108, 0, -22, -22, 123, 0, 129, -22, 7, 8, 9, 10, 11, 12, 13, 0, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 0, 26, 27, 28, 29, 30, 0, 0, 33, 0, 0, 0, 0, -86, @@ -784,26 +784,26 @@ static const yytype_int16 yytable[] = static const yytype_int16 yycheck[] = { - 58, 38, 75, 3, 138, 37, 26, 1, 55, 32, - 1, 0, 37, 1, 37, 63, 41, 30, 8, 32, - 37, 23, 47, 48, 32, 72, 37, 52, 18, 102, - 62, 104, 52, 167, 51, 67, 56, 27, 96, 87, - 51, 31, 33, 37, 47, 82, 37, 41, 33, 37, - 41, 33, 125, 47, 48, 55, 47, 48, 49, 47, - 48, 33, 47, 47, 102, 47, 104, 140, 44, 45, - 44, 37, 72, 51, 37, 47, 149, 150, 41, 37, - 138, 47, 48, 41, 47, 48, 149, 150, 125, 47, - 48, 44, 45, 37, 44, 46, 45, 155, 1, 31, - 52, 49, 5, 6, 7, 8, 9, 10, 11, 167, + 58, 38, 75, 3, 137, 37, 26, 1, 31, 63, + 1, 37, 37, 1, 32, 30, 0, 32, 8, 37, + 23, 102, 55, 104, 32, 51, 51, 50, 18, 102, + 62, 104, 52, 87, 167, 67, 56, 27, 96, 72, + 47, 31, 33, 37, 37, 82, 37, 41, 33, 37, + 41, 124, 47, 47, 48, 55, 47, 48, 49, 47, + 48, 33, 47, 37, 44, 45, 139, 41, 33, 44, + 45, 44, 72, 47, 48, 47, 149, 150, 52, 137, + 37, 51, 47, 37, 41, 37, 44, 124, 49, 41, + 47, 48, 45, 47, 48, 47, 48, 155, 1, 149, + 150, 46, 5, 6, 7, 8, 9, 10, 11, 167, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, - 49, 24, 25, 26, 27, 28, 49, 34, 31, 44, - 46, 44, 30, 44, 37, 49, 36, 49, 41, 34, - 50, 44, 45, 49, 47, 48, 1, 46, 49, 52, + 49, 24, 25, 26, 27, 28, 49, 52, 31, 34, + 44, 46, 44, 30, 37, 44, 49, 36, 41, 49, + 31, 44, 45, 49, 47, 48, 1, 49, 46, 52, 5, 6, 7, 8, 9, 10, 11, 49, 13, 14, - 15, 16, 17, 18, 19, 20, 21, 22, 49, 24, + 15, 16, 17, 18, 19, 20, 21, 22, 34, 24, 25, 26, 27, 28, 49, 49, 31, 49, 49, 49, - 1, 90, 37, 77, 155, 140, 41, 105, -1, 44, - 45, -1, 47, 48, 1, 100, -1, 52, 5, 6, + 49, 1, 37, 90, 155, 105, 41, 77, 139, 44, + 45, -1, 47, 48, 1, -1, 100, 52, 5, 6, 7, 8, 9, 10, 11, -1, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, -1, 24, 25, 26, 27, 28, -1, -1, 31, -1, -1, -1, -1, 36, @@ -855,9 +855,9 @@ static const yytype_uint8 yystos[] = 46, 74, 30, 32, 97, 33, 47, 60, 44, 45, 37, 41, 47, 52, 70, 76, 77, 91, 92, 93, 94, 45, 1, 90, 74, 48, 49, 49, 49, 49, - 73, 63, 31, 95, 1, 65, 78, 79, 80, 81, - 94, 1, 37, 76, 34, 76, 95, 33, 47, 44, - 46, 49, 44, 50, 85, 86, 49, 37, 41, 47, + 73, 63, 95, 1, 65, 78, 79, 80, 81, 94, + 1, 37, 76, 34, 76, 95, 33, 47, 44, 46, + 49, 44, 31, 50, 85, 86, 49, 37, 41, 47, 70, 82, 83, 49, 36, 46, 49, 49, 1, 78, 93, 34, 1, 41, 82, 82, 33, 47, 36, 81, 49, 49, 49, 49, 1, 78, 49, 49 diff --git a/scripts/genksyms/parse.y b/scripts/genksyms/parse.y index 408cdf82b27..10d7dc724b6 100644 --- a/scripts/genksyms/parse.y +++ b/scripts/genksyms/parse.y @@ -446,7 +446,7 @@ member_bitfield_declarator: attribute_opt: /* empty */ { $$ = NULL; } - | ATTRIBUTE_PHRASE + | attribute_opt ATTRIBUTE_PHRASE ; asm_definition: diff --git a/scripts/hdrcheck.sh b/scripts/hdrcheck.sh deleted file mode 100755 index 31598584f87..00000000000 --- a/scripts/hdrcheck.sh +++ /dev/null @@ -1,10 +0,0 @@ -#!/bin/sh - -for FILE in `grep '^[ \t]*#[ \t]*include[ \t]*<' $2 | cut -f2 -d\< | cut -f1 -d\> | egrep ^linux\|^asm` ; do - if [ ! -r $1/$FILE ]; then - echo $2 requires $FILE, which does not exist in exported headers - exit 1 - fi -done -# FIXME: List dependencies into $3 -touch $3 diff --git a/scripts/headers.sh b/scripts/headers.sh new file mode 100755 index 00000000000..d33426f866d --- /dev/null +++ b/scripts/headers.sh @@ -0,0 +1,41 @@ +#!/bin/sh +# Run headers_$1 command for all suitable architectures + +# Stop on error +set -e + +do_command() +{ + if [ -f ${srctree}/arch/$2/include/asm/Kbuild ]; then + make ARCH=$2 KBUILD_HEADERS=$1 headers_$1 + elif [ -f ${srctree}/include/asm-$2/Kbuild ]; then + make ARCH=$2 KBUILD_HEADERS=$1 headers_$1 + else + printf "Ignoring arch: %s\n" ${arch} + fi +} + +# Do not try this architecture +drop="generic um ppc sparc64 cris" + +archs=$(ls ${srctree}/arch) + +for arch in ${archs}; do + case ${arch} in + um) # no userspace export + ;; + ppc) # headers exported by powerpc + ;; + sparc64) # headers exported by sparc + ;; + cris) # headers export are known broken + ;; + *) + if [ -d ${srctree}/arch/${arch} ]; then + do_command $1 ${arch} + fi + ;; + esac +done + + diff --git a/scripts/headers_check.pl b/scripts/headers_check.pl new file mode 100644 index 00000000000..15d53a6b1a1 --- /dev/null +++ b/scripts/headers_check.pl @@ -0,0 +1,56 @@ +#!/usr/bin/perl +# +# headers_check.pl execute a number of trivial consistency checks +# +# Usage: headers_check.pl dir [files...] +# dir: dir to look for included files +# arch: architecture +# files: list of files to check +# +# The script reads the supplied files line by line and: +# +# 1) for each include statement it checks if the +# included file actually exists. +# Only include files located in asm* and linux* are checked. +# The rest are assumed to be system include files. +# +# 2) TODO: check for leaked CONFIG_ symbols + +use strict; +use warnings; + +my ($dir, $arch, @files) = @ARGV; + +my $ret = 0; +my $line; +my $lineno = 0; +my $filename; + +foreach my $file (@files) { + $filename = $file; + open(my $fh, '<', "$filename") or die "$filename: $!\n"; + $lineno = 0; + while ($line = <$fh>) { + $lineno++; + check_include(); + } + close $fh; +} +exit $ret; + +sub check_include +{ + if ($line =~ m/^\s*#\s*include\s+<((asm|linux).*)>/) { + my $inc = $1; + my $found; + $found = stat($dir . "/" . $inc); + if (!$found) { + $inc =~ s#asm/#asm-$arch/#; + $found = stat($dir . "/" . $inc); + } + if (!$found) { + printf STDERR "$filename:$lineno: included file '$inc' is not exported\n"; + $ret = 1; + } + } +} diff --git a/scripts/headers_install.pl b/scripts/headers_install.pl new file mode 100644 index 00000000000..68591cd0873 --- /dev/null +++ b/scripts/headers_install.pl @@ -0,0 +1,45 @@ +#!/usr/bin/perl +# +# headers_install prepare the listed header files for use in +# user space and copy the files to their destination. +# +# Usage: headers_install.pl readdir installdir arch [files...] +# readdir: dir to open files +# installdir: dir to install the files +# arch: current architecture +# arch is used to force a reinstallation when the arch +# changes because kbuild then detect a command line change. +# files: list of files to check +# +# Step in preparation for users space: +# 1) Drop all use of compiler.h definitions +# 2) Drop include of compiler.h +# 3) Drop all sections defined out by __KERNEL__ (using unifdef) + +use strict; +use warnings; + +my ($readdir, $installdir, $arch, @files) = @ARGV; + +my $unifdef = "scripts/unifdef -U__KERNEL__"; + +foreach my $file (@files) { + my $tmpfile = "$installdir/$file.tmp"; + open(my $infile, '<', "$readdir/$file") + or die "$readdir/$file: $!\n"; + open(my $outfile, '>', "$tmpfile") or die "$tmpfile: $!\n"; + while (my $line = <$infile>) { + $line =~ s/([\s(])__user\s/$1/g; + $line =~ s/([\s(])__force\s/$1/g; + $line =~ s/([\s(])__iomem\s/$1/g; + $line =~ s/\s__attribute_const__\s/ /g; + $line =~ s/\s__attribute_const__$//g; + $line =~ s/^#include <linux\/compiler.h>//; + printf $outfile "%s", $line; + } + close $outfile; + close $infile; + system $unifdef . " $tmpfile > $installdir/$file"; + unlink $tmpfile; +} +exit 0; diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c index fda63136ae6..3e1057f885c 100644 --- a/scripts/kconfig/conf.c +++ b/scripts/kconfig/conf.c @@ -32,6 +32,7 @@ char *defconfig_file; static int indent = 1; static int valid_stdin = 1; +static int sync_kconfig; static int conf_cnt; static char line[128]; static struct menu *rootEntry; @@ -65,7 +66,7 @@ static void strip(char *str) static void check_stdin(void) { - if (!valid_stdin && input_mode == ask_silent) { + if (!valid_stdin) { printf(_("aborted!\n\n")); printf(_("Console input/output is redirected. ")); printf(_("Run 'make oldconfig' to update configuration.\n\n")); @@ -76,7 +77,6 @@ static void check_stdin(void) static int conf_askvalue(struct symbol *sym, const char *def) { enum symbol_type type = sym_get_type(sym); - tristate val; if (!sym_has_value(sym)) printf(_("(NEW) ")); @@ -92,15 +92,6 @@ static int conf_askvalue(struct symbol *sym, const char *def) } switch (input_mode) { - case set_no: - case set_mod: - case set_yes: - case set_random: - if (sym_has_value(sym)) { - printf("%s\n", def); - return 0; - } - break; case ask_new: case ask_silent: if (sym_has_value(sym)) { @@ -112,9 +103,6 @@ static int conf_askvalue(struct symbol *sym, const char *def) fflush(stdout); fgets(line, 128, stdin); return 1; - case set_default: - printf("%s\n", def); - return 1; default: break; } @@ -128,52 +116,6 @@ static int conf_askvalue(struct symbol *sym, const char *def) default: ; } - switch (input_mode) { - case set_yes: - if (sym_tristate_within_range(sym, yes)) { - line[0] = 'y'; - line[1] = '\n'; - line[2] = 0; - break; - } - case set_mod: - if (type == S_TRISTATE) { - if (sym_tristate_within_range(sym, mod)) { - line[0] = 'm'; - line[1] = '\n'; - line[2] = 0; - break; - } - } else { - if (sym_tristate_within_range(sym, yes)) { - line[0] = 'y'; - line[1] = '\n'; - line[2] = 0; - break; - } - } - case set_no: - if (sym_tristate_within_range(sym, no)) { - line[0] = 'n'; - line[1] = '\n'; - line[2] = 0; - break; - } - case set_random: - do { - val = (tristate)(rand() % 3); - } while (!sym_tristate_within_range(sym, val)); - switch (val) { - case no: line[0] = 'n'; break; - case mod: line[0] = 'm'; break; - case yes: line[0] = 'y'; break; - } - line[1] = '\n'; - line[2] = 0; - break; - default: - break; - } printf("%s", line); return 1; } @@ -374,15 +316,7 @@ static int conf_choice(struct menu *menu) else continue; break; - case set_random: - if (is_new) - def = (rand() % cnt) + 1; - case set_default: - case set_yes: - case set_mod: - case set_no: - cnt = def; - printf("%d\n", cnt); + default: break; } @@ -507,11 +441,11 @@ int main(int ac, char **av) while ((opt = getopt(ac, av, "osdD:nmyrh")) != -1) { switch (opt) { case 'o': - input_mode = ask_new; + input_mode = ask_silent; break; case 's': input_mode = ask_silent; - valid_stdin = isatty(0) && isatty(1) && isatty(2); + sync_kconfig = 1; break; case 'd': input_mode = set_default; @@ -549,6 +483,19 @@ int main(int ac, char **av) name = av[optind]; conf_parse(name); //zconfdump(stdout); + if (sync_kconfig) { + if (stat(".config", &tmpstat)) { + fprintf(stderr, _("***\n" + "*** You have not yet configured your kernel!\n" + "*** (missing kernel .config file)\n" + "***\n" + "*** Please run some configurator (e.g. \"make oldconfig\" or\n" + "*** \"make menuconfig\" or \"make xconfig\").\n" + "***\n")); + exit(1); + } + } + switch (input_mode) { case set_default: if (!defconfig_file) @@ -561,16 +508,6 @@ int main(int ac, char **av) } break; case ask_silent: - if (stat(".config", &tmpstat)) { - printf(_("***\n" - "*** You have not yet configured your kernel!\n" - "*** (missing kernel .config file)\n" - "***\n" - "*** Please run some configurator (e.g. \"make oldconfig\" or\n" - "*** \"make menuconfig\" or \"make xconfig\").\n" - "***\n")); - exit(1); - } case ask_all: case ask_new: conf_read(NULL); @@ -600,35 +537,66 @@ int main(int ac, char **av) break; } - if (input_mode != ask_silent) { + if (sync_kconfig) { + if (conf_get_changed()) { + name = getenv("KCONFIG_NOSILENTUPDATE"); + if (name && *name) { + fprintf(stderr, + _("\n*** Kernel configuration requires explicit update.\n\n")); + return 1; + } + } + valid_stdin = isatty(0) && isatty(1) && isatty(2); + } + + switch (input_mode) { + case set_no: + conf_set_all_new_symbols(def_no); + break; + case set_yes: + conf_set_all_new_symbols(def_yes); + break; + case set_mod: + conf_set_all_new_symbols(def_mod); + break; + case set_random: + conf_set_all_new_symbols(def_random); + break; + case set_default: + conf_set_all_new_symbols(def_default); + break; + case ask_new: + case ask_all: rootEntry = &rootmenu; conf(&rootmenu); - if (input_mode == ask_all) { - input_mode = ask_silent; - valid_stdin = 1; + input_mode = ask_silent; + /* fall through */ + case ask_silent: + /* Update until a loop caused no more changes */ + do { + conf_cnt = 0; + check_conf(&rootmenu); + } while (conf_cnt); + break; + } + + if (sync_kconfig) { + /* silentoldconfig is used during the build so we shall update autoconf. + * All other commands are only used to generate a config. + */ + if (conf_get_changed() && conf_write(NULL)) { + fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n")); + exit(1); } - } else if (conf_get_changed()) { - name = getenv("KCONFIG_NOSILENTUPDATE"); - if (name && *name) { - fprintf(stderr, _("\n*** Kernel configuration requires explicit update.\n\n")); + if (conf_write_autoconf()) { + fprintf(stderr, _("\n*** Error during update of the kernel configuration.\n\n")); return 1; } - } else - goto skip_check; - - do { - conf_cnt = 0; - check_conf(&rootmenu); - } while (conf_cnt); - if (conf_write(NULL)) { - fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n")); - return 1; - } -skip_check: - if (input_mode == ask_silent && conf_write_autoconf()) { - fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n")); - return 1; + } else { + if (conf_write(NULL)) { + fprintf(stderr, _("\n*** Error during writing of the kernel configuration.\n\n")); + exit(1); + } } - return 0; } diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c index ee5fe943d58..b91cf241a53 100644 --- a/scripts/kconfig/confdata.c +++ b/scripts/kconfig/confdata.c @@ -223,7 +223,7 @@ load: if (def == S_DEF_USER) { sym = sym_find(line + 9); if (!sym) { - conf_warning("trying to assign nonexistent symbol %s", line + 9); + sym_add_change_count(1); break; } } else { @@ -262,7 +262,7 @@ load: if (def == S_DEF_USER) { sym = sym_find(line + 7); if (!sym) { - conf_warning("trying to assign nonexistent symbol %s", line + 7); + sym_add_change_count(1); break; } } else { @@ -812,3 +812,73 @@ void conf_set_changed_callback(void (*fn)(void)) { conf_changed_callback = fn; } + + +void conf_set_all_new_symbols(enum conf_def_mode mode) +{ + struct symbol *sym, *csym; + struct property *prop; + struct expr *e; + int i, cnt, def; + + for_all_symbols(i, sym) { + if (sym_has_value(sym)) + continue; + switch (sym_get_type(sym)) { + case S_BOOLEAN: + case S_TRISTATE: + switch (mode) { + case def_yes: + sym->def[S_DEF_USER].tri = yes; + break; + case def_mod: + sym->def[S_DEF_USER].tri = mod; + break; + case def_no: + sym->def[S_DEF_USER].tri = no; + break; + case def_random: + sym->def[S_DEF_USER].tri = (tristate)(rand() % 3); + break; + default: + continue; + } + if (!sym_is_choice(sym) || mode != def_random) + sym->flags |= SYMBOL_DEF_USER; + break; + default: + break; + } + + } + + if (modules_sym) + sym_calc_value(modules_sym); + + if (mode != def_random) + return; + + for_all_symbols(i, csym) { + if (sym_has_value(csym) || !sym_is_choice(csym)) + continue; + + sym_calc_value(csym); + prop = sym_get_choice_prop(csym); + def = -1; + while (1) { + cnt = 0; + expr_list_for_each_sym(prop->expr, e, sym) { + if (sym->visible == no) + continue; + if (def == cnt++) { + csym->def[S_DEF_USER].val = sym; + break; + } + } + if (def >= 0 || cnt < 2) + break; + def = (rand() % cnt) + 1; + } + csym->flags |= SYMBOL_DEF_USER; + } +} diff --git a/scripts/kconfig/lex.zconf.c_shipped b/scripts/kconfig/lex.zconf.c_shipped index 6a61cee4a32..7342ce0a778 100644 --- a/scripts/kconfig/lex.zconf.c_shipped +++ b/scripts/kconfig/lex.zconf.c_shipped @@ -5,10 +5,29 @@ /* A lexical scanner generated by flex */ +#define yy_create_buffer zconf_create_buffer +#define yy_delete_buffer zconf_delete_buffer +#define yy_flex_debug zconf_flex_debug +#define yy_init_buffer zconf_init_buffer +#define yy_flush_buffer zconf_flush_buffer +#define yy_load_buffer_state zconf_load_buffer_state +#define yy_switch_to_buffer zconf_switch_to_buffer +#define yyin zconfin +#define yyleng zconfleng +#define yylex zconflex +#define yylineno zconflineno +#define yyout zconfout +#define yyrestart zconfrestart +#define yytext zconftext +#define yywrap zconfwrap +#define yyalloc zconfalloc +#define yyrealloc zconfrealloc +#define yyfree zconffree + #define FLEX_SCANNER #define YY_FLEX_MAJOR_VERSION 2 #define YY_FLEX_MINOR_VERSION 5 -#define YY_FLEX_SUBMINOR_VERSION 33 +#define YY_FLEX_SUBMINOR_VERSION 35 #if YY_FLEX_SUBMINOR_VERSION > 0 #define FLEX_BETA #endif @@ -30,7 +49,7 @@ /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */ -#if __STDC_VERSION__ >= 199901L +#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h, * if you want the limit (max/min) macros for int types. @@ -53,7 +72,6 @@ typedef int flex_int32_t; typedef unsigned char flex_uint8_t; typedef unsigned short int flex_uint16_t; typedef unsigned int flex_uint32_t; -#endif /* ! C99 */ /* Limits of integral types. */ #ifndef INT8_MIN @@ -84,6 +102,8 @@ typedef unsigned int flex_uint32_t; #define UINT32_MAX (4294967295U) #endif +#endif /* ! C99 */ + #endif /* ! FLEXINT_H */ #ifdef __cplusplus @@ -93,11 +113,12 @@ typedef unsigned int flex_uint32_t; #else /* ! __cplusplus */ -#if __STDC__ +/* C99 requires __STDC__ to be defined as 1. */ +#if defined (__STDC__) #define YY_USE_CONST -#endif /* __STDC__ */ +#endif /* defined (__STDC__) */ #endif /* ! __cplusplus */ #ifdef YY_USE_CONST @@ -177,14 +198,9 @@ extern FILE *zconfin, *zconfout; #define unput(c) yyunput( c, (yytext_ptr) ) -/* The following is because we cannot portably get our hands on size_t - * (without autoconf's help, which isn't available because we want - * flex-generated scanners to compile on their own). - */ - #ifndef YY_TYPEDEF_YY_SIZE_T #define YY_TYPEDEF_YY_SIZE_T -typedef unsigned int yy_size_t; +typedef size_t yy_size_t; #endif #ifndef YY_STRUCT_YY_BUFFER_STATE @@ -335,7 +351,7 @@ void zconffree (void * ); /* Begin user sect3 */ -#define zconfwrap() 1 +#define zconfwrap(n) 1 #define YY_SKIP_YYWRAP typedef unsigned char YY_CHAR; @@ -748,6 +764,7 @@ int zconf_flex_debug = 0; #define YY_MORE_ADJ 0 #define YY_RESTORE_YY_MORE_OFFSET char *zconftext; +#define YY_NO_INPUT 1 /* * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> @@ -834,6 +851,35 @@ void alloc_string(const char *str, int size) static int yy_init_globals (void ); +/* Accessor methods to globals. + These are made visible to non-reentrant scanners for convenience. */ + +int zconflex_destroy (void ); + +int zconfget_debug (void ); + +void zconfset_debug (int debug_flag ); + +YY_EXTRA_TYPE zconfget_extra (void ); + +void zconfset_extra (YY_EXTRA_TYPE user_defined ); + +FILE *zconfget_in (void ); + +void zconfset_in (FILE * in_str ); + +FILE *zconfget_out (void ); + +void zconfset_out (FILE * out_str ); + +int zconfget_leng (void ); + +char *zconfget_text (void ); + +int zconfget_lineno (void ); + +void zconfset_lineno (int line_number ); + /* Macros after this point can all be overridden by user definitions in * section 1. */ @@ -876,7 +922,7 @@ static int input (void ); /* This used to be an fputs(), but since the string might contain NUL's, * we now use fwrite(). */ -#define ECHO (void) fwrite( zconftext, zconfleng, 1, zconfout ) +#define ECHO fwrite( zconftext, zconfleng, 1, zconfout ) #endif /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, @@ -1540,6 +1586,14 @@ static int yy_get_next_buffer (void) else ret_val = EOB_ACT_CONTINUE_SCAN; + if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { + /* Extend the array by 50%, plus the number we really need. */ + yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); + YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) zconfrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); + if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) + YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); + } + (yy_n_chars) += number_to_move; YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; @@ -1926,7 +1980,9 @@ static void zconfensure_buffer_stack (void) (yy_buffer_stack) = (struct yy_buffer_state**)zconfalloc (num_to_alloc * sizeof(struct yy_buffer_state*) ); - + if ( ! (yy_buffer_stack) ) + YY_FATAL_ERROR( "out of dynamic memory in zconfensure_buffer_stack()" ); + memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); (yy_buffer_stack_max) = num_to_alloc; @@ -1944,6 +2000,8 @@ static void zconfensure_buffer_stack (void) ((yy_buffer_stack), num_to_alloc * sizeof(struct yy_buffer_state*) ); + if ( ! (yy_buffer_stack) ) + YY_FATAL_ERROR( "out of dynamic memory in zconfensure_buffer_stack()" ); /* zero only the new slots.*/ memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); diff --git a/scripts/kconfig/lkc.h b/scripts/kconfig/lkc.h index 96521cb087e..4a9af6f7886 100644 --- a/scripts/kconfig/lkc.h +++ b/scripts/kconfig/lkc.h @@ -42,6 +42,14 @@ extern "C" { #define TF_PARAM 0x0002 #define TF_OPTION 0x0004 +enum conf_def_mode { + def_default, + def_yes, + def_mod, + def_no, + def_random +}; + #define T_OPT_MODULES 1 #define T_OPT_DEFCONFIG_LIST 2 #define T_OPT_ENV 3 @@ -69,6 +77,7 @@ const char *conf_get_configname(void); char *conf_get_default_confname(void); void sym_set_change_count(int count); void sym_add_change_count(int count); +void conf_set_all_new_symbols(enum conf_def_mode mode); /* kconfig_load.c */ void kconfig_load(void); diff --git a/scripts/kconfig/zconf.l b/scripts/kconfig/zconf.l index 4cea5c85cd0..5164ef7ce49 100644 --- a/scripts/kconfig/zconf.l +++ b/scripts/kconfig/zconf.l @@ -1,5 +1,6 @@ %option backup nostdinit noyywrap never-interactive full ecs %option 8bit backup nodefault perf-report perf-report +%option noinput %x COMMAND HELP STRING PARAM %{ /* diff --git a/scripts/kernel-doc b/scripts/kernel-doc index 88e3934a8b8..44ee94d2ab7 100755 --- a/scripts/kernel-doc +++ b/scripts/kernel-doc @@ -781,6 +781,7 @@ sub output_struct_xml(%) { print " <refsect1>\n"; print " <title>Members</title>\n"; + if ($#{$args{'parameterlist'}} >= 0) { print " <variablelist>\n"; foreach $parameter (@{$args{'parameterlist'}}) { ($parameter =~ /^#/) && next; @@ -798,6 +799,9 @@ sub output_struct_xml(%) { print " </varlistentry>\n"; } print " </variablelist>\n"; + } else { + print " <para>\n None\n </para>\n"; + } print " </refsect1>\n"; output_section_xml(@_); @@ -1403,7 +1407,7 @@ sub dump_struct($$) { my $members = $3; # ignore embedded structs or unions - $members =~ s/{.*?}//g; + $members =~ s/{.*}//g; # ignore members marked private: $members =~ s/\/\*.*?private:.*?public:.*?\*\///gos; @@ -1643,6 +1647,7 @@ sub dump_function($$) { $prototype =~ s/^__always_inline +//; $prototype =~ s/^noinline +//; $prototype =~ s/__devinit +//; + $prototype =~ s/__init +//; $prototype =~ s/^#define\s+//; #ak added $prototype =~ s/__attribute__\s*\(\([a-z,]*\)\)//; diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index cea4a790e1e..4c9890ec252 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -304,6 +304,14 @@ static int do_ap_entry(const char *filename, return 1; } +/* looks like: "css:tN" */ +static int do_css_entry(const char *filename, + struct css_device_id *id, char *alias) +{ + sprintf(alias, "css:t%01X", id->type); + return 1; +} + /* Looks like: "serio:tyNprNidNexN" */ static int do_serio_entry(const char *filename, struct serio_device_id *id, char *alias) @@ -332,11 +340,24 @@ static int do_acpi_entry(const char *filename, } /* looks like: "pnp:dD" */ -static int do_pnp_entry(const char *filename, - struct pnp_device_id *id, char *alias) +static void do_pnp_device_entry(void *symval, unsigned long size, + struct module *mod) { - sprintf(alias, "pnp:d%s*", id->id); - return 1; + const unsigned long id_size = sizeof(struct pnp_device_id); + const unsigned int count = (size / id_size)-1; + const struct pnp_device_id *devs = symval; + unsigned int i; + + device_id_check(mod->name, "pnp", size, id_size, symval); + + for (i = 0; i < count; i++) { + const char *id = (char *)devs[i].id; + + buf_printf(&mod->dev_table_buf, + "MODULE_ALIAS(\"pnp:d%s*\");\n", id); + buf_printf(&mod->dev_table_buf, + "MODULE_ALIAS(\"acpi*:%s:*\");\n", id); + } } /* looks like: "pnp:dD" for every device of the card */ @@ -380,9 +401,12 @@ static void do_pnp_card_entries(void *symval, unsigned long size, } /* add an individual alias for every device entry */ - if (!dup) + if (!dup) { buf_printf(&mod->dev_table_buf, "MODULE_ALIAS(\"pnp:d%s*\");\n", id); + buf_printf(&mod->dev_table_buf, + "MODULE_ALIAS(\"acpi*:%s:*\");\n", id); + } } } } @@ -605,7 +629,7 @@ static int do_i2c_entry(const char *filename, struct i2c_device_id *id, return 1; } -/* Ignore any prefix, eg. v850 prepends _ */ +/* Ignore any prefix, eg. some architectures prepend _ */ static inline int sym_is(const char *symbol, const char *name) { const char *match; @@ -680,6 +704,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info, do_table(symval, sym->st_size, sizeof(struct ap_device_id), "ap", do_ap_entry, mod); + else if (sym_is(symname, "__mod_css_device_table")) + do_table(symval, sym->st_size, + sizeof(struct css_device_id), "css", + do_css_entry, mod); else if (sym_is(symname, "__mod_serio_device_table")) do_table(symval, sym->st_size, sizeof(struct serio_device_id), "serio", @@ -689,9 +717,7 @@ void handle_moddevtable(struct module *mod, struct elf_info *info, sizeof(struct acpi_device_id), "acpi", do_acpi_entry, mod); else if (sym_is(symname, "__mod_pnp_device_table")) - do_table(symval, sym->st_size, - sizeof(struct pnp_device_id), "pnp", - do_pnp_entry, mod); + do_pnp_device_entry(symval, sym->st_size, mod); else if (sym_is(symname, "__mod_pnp_card_device_table")) do_pnp_card_entries(symval, sym->st_size, mod); else if (sym_is(symname, "__mod_pcmcia_device_table")) diff --git a/scripts/mod/mk_elfconfig.c b/scripts/mod/mk_elfconfig.c index db3881f14c2..6a96d47bd1e 100644 --- a/scripts/mod/mk_elfconfig.c +++ b/scripts/mod/mk_elfconfig.c @@ -55,7 +55,7 @@ main(int argc, char **argv) else exit(1); - if ((strcmp(argv[1], "v850") == 0) || (strcmp(argv[1], "h8300") == 0) + if ((strcmp(argv[1], "h8300") == 0) || (strcmp(argv[1], "blackfin") == 0)) printf("#define MODULE_SYMBOL_PREFIX \"_\"\n"); else diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index a07f91aac92..8e0de6a5e18 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -1468,7 +1468,7 @@ static void section_rel(const char *modname, struct elf_info *elf, * marked __initdata will be discarded when the module has been intialized. * Likewise for modules used built-in the sections marked __exit * are discarded because __exit marked function are supposed to be called - * only when a moduel is unloaded which never happes for built-in modules. + * only when a module is unloaded which never happens for built-in modules. * The check_sec_ref() function traverses all relocation records * to find all references to a section that reference a section that will * be discarded and warns about it. @@ -1986,13 +1986,16 @@ static void read_markers(const char *fname) mod = find_module(modname); if (!mod) { - if (is_vmlinux(modname)) - have_vmlinux = 1; mod = new_module(NOFAIL(strdup(modname))); mod->skip = 1; } + if (is_vmlinux(modname)) { + have_vmlinux = 1; + mod->skip = 0; + } - add_marker(mod, marker, fmt); + if (!mod->skip) + add_marker(mod, marker, fmt); } return; fail: diff --git a/scripts/patch-kernel b/scripts/patch-kernel index ece46ef0ba5..46a59cae3a0 100755 --- a/scripts/patch-kernel +++ b/scripts/patch-kernel @@ -213,6 +213,7 @@ fi if [ $stopvers != "default" ]; then STOPSUBLEVEL=`echo $stopvers | cut -d. -f3` STOPEXTRA=`echo $stopvers | cut -d. -f4` + STOPFULLVERSION=${stopvers%%.$STOPEXTRA} #echo "#___STOPSUBLEVEL=/$STOPSUBLEVEL/, STOPEXTRA=/$STOPEXTRA/" else STOPSUBLEVEL=9999 @@ -249,7 +250,7 @@ while : # incrementing SUBLEVEL (s in v.p.s) do CURRENTFULLVERSION="$VERSION.$PATCHLEVEL.$SUBLEVEL" EXTRAVER= - if [ $stopvers = $CURRENTFULLVERSION ]; then + if [ $STOPFULLVERSION = $CURRENTFULLVERSION ]; then echo "Stopping at $CURRENTFULLVERSION base as requested." break fi diff --git a/scripts/selinux/Makefile b/scripts/selinux/Makefile new file mode 100644 index 00000000000..ca4b1ec0182 --- /dev/null +++ b/scripts/selinux/Makefile @@ -0,0 +1,2 @@ +subdir-y := mdp +subdir- += mdp diff --git a/scripts/selinux/README b/scripts/selinux/README new file mode 100644 index 00000000000..a936315ba2c --- /dev/null +++ b/scripts/selinux/README @@ -0,0 +1,2 @@ +Please see Documentation/SELinux.txt for information on +installing a dummy SELinux policy. diff --git a/scripts/selinux/install_policy.sh b/scripts/selinux/install_policy.sh new file mode 100644 index 00000000000..7b9ccf61f8f --- /dev/null +++ b/scripts/selinux/install_policy.sh @@ -0,0 +1,69 @@ +#!/bin/sh +if [ `id -u` -ne 0 ]; then + echo "$0: must be root to install the selinux policy" + exit 1 +fi +SF=`which setfiles` +if [ $? -eq 1 ]; then + if [ -f /sbin/setfiles ]; then + SF="/usr/setfiles" + else + echo "no selinux tools installed: setfiles" + exit 1 + fi +fi + +cd mdp + +CP=`which checkpolicy` +VERS=`$CP -V | awk '{print $1}'` + +./mdp policy.conf file_contexts +$CP -o policy.$VERS policy.conf + +mkdir -p /etc/selinux/dummy/policy +mkdir -p /etc/selinux/dummy/contexts/files + +cp file_contexts /etc/selinux/dummy/contexts/files +cp dbus_contexts /etc/selinux/dummy/contexts +cp policy.$VERS /etc/selinux/dummy/policy +FC_FILE=/etc/selinux/dummy/contexts/files/file_contexts + +if [ ! -d /etc/selinux ]; then + mkdir -p /etc/selinux +fi +if [ ! -f /etc/selinux/config ]; then + cat > /etc/selinux/config << EOF +SELINUX=enforcing +SELINUXTYPE=dummy +EOF +else + TYPE=`cat /etc/selinux/config | grep "^SELINUXTYPE" | tail -1 | awk -F= '{ print $2 '}` + if [ "eq$TYPE" != "eqdummy" ]; then + selinuxenabled + if [ $? -eq 0 ]; then + echo "SELinux already enabled with a non-dummy policy." + echo "Exiting. Please install policy by hand if that" + echo "is what you REALLY want." + exit 1 + fi + mv /etc/selinux/config /etc/selinux/config.mdpbak + grep -v "^SELINUXTYPE" /etc/selinux/config.mdpbak >> /etc/selinux/config + echo "SELINUXTYPE=dummy" >> /etc/selinux/config + fi +fi + +cd /etc/selinux/dummy/contexts/files +$SF file_contexts / + +mounts=`cat /proc/$$/mounts | egrep "ext2|ext3|xfs|jfs|ext4|ext4dev|gfs2" | awk '{ print $2 '}` +$SF file_contexts $mounts + + +dodev=`cat /proc/$$/mounts | grep "/dev "` +if [ "eq$dodev" != "eq" ]; then + mount --move /dev /mnt + $SF file_contexts /dev + mount --move /mnt /dev +fi + diff --git a/scripts/selinux/mdp/.gitignore b/scripts/selinux/mdp/.gitignore new file mode 100644 index 00000000000..654546d8dff --- /dev/null +++ b/scripts/selinux/mdp/.gitignore @@ -0,0 +1,2 @@ +# Generated file +mdp diff --git a/scripts/selinux/mdp/Makefile b/scripts/selinux/mdp/Makefile new file mode 100644 index 00000000000..eb365b33344 --- /dev/null +++ b/scripts/selinux/mdp/Makefile @@ -0,0 +1,5 @@ +hostprogs-y := mdp +HOST_EXTRACFLAGS += -Isecurity/selinux/include + +always := $(hostprogs-y) +clean-files := $(hostprogs-y) policy.* file_contexts diff --git a/scripts/selinux/mdp/dbus_contexts b/scripts/selinux/mdp/dbus_contexts new file mode 100644 index 00000000000..116e684f9fc --- /dev/null +++ b/scripts/selinux/mdp/dbus_contexts @@ -0,0 +1,6 @@ +<!DOCTYPE busconfig PUBLIC "-//freedesktop//DTD D-BUS Bus Configuration 1.0//EN" + "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd"> +<busconfig> + <selinux> + </selinux> +</busconfig> diff --git a/scripts/selinux/mdp/mdp.c b/scripts/selinux/mdp/mdp.c new file mode 100644 index 00000000000..ca757d48618 --- /dev/null +++ b/scripts/selinux/mdp/mdp.c @@ -0,0 +1,242 @@ +/* + * + * mdp - make dummy policy + * + * When pointed at a kernel tree, builds a dummy policy for that kernel + * with exactly one type with full rights to itself. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * Copyright (C) IBM Corporation, 2006 + * + * Authors: Serge E. Hallyn <serue@us.ibm.com> + */ + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <string.h> + +#include "flask.h" + +void usage(char *name) +{ + printf("usage: %s [-m] policy_file context_file\n", name); + exit(1); +} + +void find_common_name(char *cname, char *dest, int len) +{ + char *start, *end; + + start = strchr(cname, '_')+1; + end = strchr(start, '_'); + if (!start || !end || start-cname > len || end-start > len) { + printf("Error with commons defines\n"); + exit(1); + } + strncpy(dest, start, end-start); + dest[end-start] = '\0'; +} + +#define S_(x) x, +static char *classlist[] = { +#include "class_to_string.h" + NULL +}; +#undef S_ + +#include "initial_sid_to_string.h" + +#define TB_(x) char *x[] = { +#define TE_(x) NULL }; +#define S_(x) x, +#include "common_perm_to_string.h" +#undef TB_ +#undef TE_ +#undef S_ + +struct common { + char *cname; + char **perms; +}; +struct common common[] = { +#define TB_(x) { #x, x }, +#define S_(x) +#define TE_(x) +#include "common_perm_to_string.h" +#undef TB_ +#undef TE_ +#undef S_ +}; + +#define S_(x, y, z) {x, #y}, +struct av_inherit { + int class; + char *common; +}; +struct av_inherit av_inherit[] = { +#include "av_inherit.h" +}; +#undef S_ + +#include "av_permissions.h" +#define S_(x, y, z) {x, y, z}, +struct av_perms { + int class; + int perm_i; + char *perm_s; +}; +struct av_perms av_perms[] = { +#include "av_perm_to_string.h" +}; +#undef S_ + +int main(int argc, char *argv[]) +{ + int i, j, mls = 0; + char **arg, *polout, *ctxout; + int classlist_len, initial_sid_to_string_len; + FILE *fout; + + if (argc < 3) + usage(argv[0]); + arg = argv+1; + if (argc==4 && strcmp(argv[1], "-m") == 0) { + mls = 1; + arg++; + } + polout = *arg++; + ctxout = *arg; + + fout = fopen(polout, "w"); + if (!fout) { + printf("Could not open %s for writing\n", polout); + usage(argv[0]); + } + + classlist_len = sizeof(classlist) / sizeof(char *); + /* print out the classes */ + for (i=1; i < classlist_len; i++) { + if(classlist[i]) + fprintf(fout, "class %s\n", classlist[i]); + else + fprintf(fout, "class user%d\n", i); + } + fprintf(fout, "\n"); + + initial_sid_to_string_len = sizeof(initial_sid_to_string) / sizeof (char *); + /* print out the sids */ + for (i=1; i < initial_sid_to_string_len; i++) + fprintf(fout, "sid %s\n", initial_sid_to_string[i]); + fprintf(fout, "\n"); + + /* print out the commons */ + for (i=0; i< sizeof(common)/sizeof(struct common); i++) { + char cname[101]; + find_common_name(common[i].cname, cname, 100); + cname[100] = '\0'; + fprintf(fout, "common %s\n{\n", cname); + for (j=0; common[i].perms[j]; j++) + fprintf(fout, "\t%s\n", common[i].perms[j]); + fprintf(fout, "}\n\n"); + } + fprintf(fout, "\n"); + + /* print out the class permissions */ + for (i=1; i < classlist_len; i++) { + if (classlist[i]) { + int firstperm = -1, numperms = 0; + + fprintf(fout, "class %s\n", classlist[i]); + /* does it inherit from a common? */ + for (j=0; j < sizeof(av_inherit)/sizeof(struct av_inherit); j++) + if (av_inherit[j].class == i) + fprintf(fout, "inherits %s\n", av_inherit[j].common); + + for (j=0; j < sizeof(av_perms)/sizeof(struct av_perms); j++) { + if (av_perms[j].class == i) { + if (firstperm == -1) + firstperm = j; + numperms++; + } + } + if (!numperms) { + fprintf(fout, "\n"); + continue; + } + + fprintf(fout, "{\n"); + /* print out the av_perms */ + for (j=0; j < numperms; j++) { + fprintf(fout, "\t%s\n", av_perms[firstperm+j].perm_s); + } + fprintf(fout, "}\n\n"); + } + } + fprintf(fout, "\n"); + + /* NOW PRINT OUT MLS STUFF */ + if (mls) { + printf("MLS not yet implemented\n"); + exit(1); + } + + /* types, roles, and allows */ + fprintf(fout, "type base_t;\n"); + fprintf(fout, "role base_r types { base_t };\n"); + for (i=1; i < classlist_len; i++) { + if (classlist[i]) + fprintf(fout, "allow base_t base_t:%s *;\n", classlist[i]); + else + fprintf(fout, "allow base_t base_t:user%d *;\n", i); + } + fprintf(fout, "user user_u roles { base_r };\n"); + fprintf(fout, "\n"); + + /* default sids */ + for (i=1; i < initial_sid_to_string_len; i++) + fprintf(fout, "sid %s user_u:base_r:base_t\n", initial_sid_to_string[i]); + fprintf(fout, "\n"); + + + fprintf(fout, "fs_use_xattr ext2 user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_xattr ext3 user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_xattr jfs user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_xattr xfs user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_xattr reiserfs user_u:base_r:base_t;\n"); + + fprintf(fout, "fs_use_task pipefs user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_task sockfs user_u:base_r:base_t;\n"); + + fprintf(fout, "fs_use_trans devpts user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_trans tmpfs user_u:base_r:base_t;\n"); + fprintf(fout, "fs_use_trans shm user_u:base_r:base_t;\n"); + + fprintf(fout, "genfscon proc / user_u:base_r:base_t\n"); + + fclose(fout); + + fout = fopen(ctxout, "w"); + if (!fout) { + printf("Wrote policy, but cannot open %s for writing\n", ctxout); + usage(argv[0]); + } + fprintf(fout, "/ user_u:base_r:base_t\n"); + fprintf(fout, "/.* user_u:base_r:base_t\n"); + fclose(fout); + + return 0; +} diff --git a/scripts/setlocalversion b/scripts/setlocalversion index 1c1bdaf7348..83b75126c9f 100755 --- a/scripts/setlocalversion +++ b/scripts/setlocalversion @@ -12,7 +12,9 @@ cd "${1:-.}" || usage if head=`git rev-parse --verify HEAD 2>/dev/null`; then # Do we have an untagged version? if git name-rev --tags HEAD | grep -E '^HEAD[[:space:]]+(.*~[0-9]*|undefined)$' > /dev/null; then - git describe | awk -F- '{printf("-%05d-%s", $(NF-1),$(NF))}' + if tag=`git describe 2>/dev/null`; then + echo $tag | awk -F- '{printf("-%05d-%s", $(NF-1),$(NF))}' + fi fi # Are there uncommitted changes? diff --git a/scripts/ver_linux b/scripts/ver_linux index 7ac0e309be0..dbb3037f134 100755 --- a/scripts/ver_linux +++ b/scripts/ver_linux @@ -4,7 +4,6 @@ # /bin /sbin /usr/bin /usr/sbin /usr/local/bin, but it may # differ on your system. # -PATH=/sbin:/usr/sbin:/bin:/usr/bin:/usr/local/sbin:$PATH echo 'If some fields are empty or look unusual you may have an old version.' echo 'Compare to the current minimal requirements in Documentation/Changes.' echo ' ' |