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Diffstat (limited to 'arch/um/kernel/user_util.c')
-rw-r--r--arch/um/kernel/user_util.c174
1 files changed, 0 insertions, 174 deletions
diff --git a/arch/um/kernel/user_util.c b/arch/um/kernel/user_util.c
deleted file mode 100644
index 4c231161f25..00000000000
--- a/arch/um/kernel/user_util.c
+++ /dev/null
@@ -1,174 +0,0 @@
-/*
- * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com)
- * Licensed under the GPL
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <limits.h>
-#include <setjmp.h>
-#include <sys/mman.h>
-#include <sys/stat.h>
-#include <sys/utsname.h>
-#include <sys/param.h>
-#include <sys/time.h>
-#include "asm/types.h"
-#include <ctype.h>
-#include <signal.h>
-#include <wait.h>
-#include <errno.h>
-#include <stdarg.h>
-#include <sched.h>
-#include <termios.h>
-#include <string.h>
-#include "user_util.h"
-#include "kern_util.h"
-#include "user.h"
-#include "mem_user.h"
-#include "init.h"
-#include "ptrace_user.h"
-#include "uml-config.h"
-
-void stop(void)
-{
- while(1) sleep(1000000);
-}
-
-void stack_protections(unsigned long address)
-{
- int prot = PROT_READ | PROT_WRITE | PROT_EXEC;
-
- if(mprotect((void *) address, page_size(), prot) < 0)
- panic("protecting stack failed, errno = %d", errno);
-}
-
-void task_protections(unsigned long address)
-{
- unsigned long guard = address + page_size();
- unsigned long stack = guard + page_size();
- int prot = 0, pages;
-
-#ifdef notdef
- if(mprotect((void *) stack, page_size(), prot) < 0)
- panic("protecting guard page failed, errno = %d", errno);
-#endif
- pages = (1 << UML_CONFIG_KERNEL_STACK_ORDER) - 2;
- prot = PROT_READ | PROT_WRITE | PROT_EXEC;
- if(mprotect((void *) stack, pages * page_size(), prot) < 0)
- panic("protecting stack failed, errno = %d", errno);
-}
-
-int wait_for_stop(int pid, int sig, int cont_type, void *relay)
-{
- sigset_t *relay_signals = relay;
- int status, ret;
-
- while(1){
- CATCH_EINTR(ret = waitpid(pid, &status, WUNTRACED));
- if((ret < 0) ||
- !WIFSTOPPED(status) || (WSTOPSIG(status) != sig)){
- if(ret < 0){
- printk("wait failed, errno = %d\n",
- errno);
- }
- else if(WIFEXITED(status))
- printk("process %d exited with status %d\n",
- pid, WEXITSTATUS(status));
- else if(WIFSIGNALED(status))
- printk("process %d exited with signal %d\n",
- pid, WTERMSIG(status));
- else if((WSTOPSIG(status) == SIGVTALRM) ||
- (WSTOPSIG(status) == SIGALRM) ||
- (WSTOPSIG(status) == SIGIO) ||
- (WSTOPSIG(status) == SIGPROF) ||
- (WSTOPSIG(status) == SIGCHLD) ||
- (WSTOPSIG(status) == SIGWINCH) ||
- (WSTOPSIG(status) == SIGINT)){
- ptrace(cont_type, pid, 0, WSTOPSIG(status));
- continue;
- }
- else if((relay_signals != NULL) &&
- sigismember(relay_signals, WSTOPSIG(status))){
- ptrace(cont_type, pid, 0, WSTOPSIG(status));
- continue;
- }
- else printk("process %d stopped with signal %d\n",
- pid, WSTOPSIG(status));
- panic("wait_for_stop failed to wait for %d to stop "
- "with %d\n", pid, sig);
- }
- return(status);
- }
-}
-
-int raw(int fd)
-{
- struct termios tt;
- int err;
-
- CATCH_EINTR(err = tcgetattr(fd, &tt));
- if(err < 0)
- return -errno;
-
- cfmakeraw(&tt);
-
- CATCH_EINTR(err = tcsetattr(fd, TCSADRAIN, &tt));
- if(err < 0)
- return -errno;
-
- /* XXX tcsetattr could have applied only some changes
- * (and cfmakeraw() is a set of changes) */
- return(0);
-}
-
-void setup_machinename(char *machine_out)
-{
- struct utsname host;
-
- uname(&host);
-#if defined(UML_CONFIG_UML_X86) && !defined(UML_CONFIG_64BIT)
- if (!strcmp(host.machine, "x86_64")) {
- strcpy(machine_out, "i686");
- return;
- }
-#endif
- strcpy(machine_out, host.machine);
-}
-
-char host_info[(_UTSNAME_LENGTH + 1) * 4 + _UTSNAME_NODENAME_LENGTH + 1];
-
-void setup_hostinfo(void)
-{
- struct utsname host;
-
- uname(&host);
- sprintf(host_info, "%s %s %s %s %s", host.sysname, host.nodename,
- host.release, host.version, host.machine);
-}
-
-int setjmp_wrapper(void (*proc)(void *, void *), ...)
-{
- va_list args;
- sigjmp_buf buf;
- int n;
-
- n = sigsetjmp(buf, 1);
- if(n == 0){
- va_start(args, proc);
- (*proc)(&buf, &args);
- }
- va_end(args);
- return(n);
-}
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */