#!/bin/sh # # Check if current architecture are missing any function calls compared # to i386. # i386 define a number of legacy system calls that are i386 specific # and listed below so they are ignored. # # Usage: # syscallchk gcc gcc-options # ignore_list() { cat << EOF #include <asm/types.h> #include <asm/unistd.h> /* System calls for 32-bit kernels only */ #if BITS_PER_LONG == 64 #define __IGNORE_sendfile64 #define __IGNORE_ftruncate64 #define __IGNORE_truncate64 #define __IGNORE_stat64 #define __IGNORE_lstat64 #define __IGNORE_fstat64 #define __IGNORE_fcntl64 #define __IGNORE_fadvise64_64 #define __IGNORE_fstatat64 #define __IGNORE_fstatfs64 #define __IGNORE_statfs64 #endif /* i386-specific or historical system calls */ #define __IGNORE_break #define __IGNORE_stty #define __IGNORE_gtty #define __IGNORE_ftime #define __IGNORE_prof #define __IGNORE_lock #define __IGNORE_mpx #define __IGNORE_ulimit #define __IGNORE_profil #define __IGNORE_ioperm #define __IGNORE_iopl #define __IGNORE_idle #define __IGNORE_modify_ldt #define __IGNORE_ugetrlimit #define __IGNORE_mmap2 #define __IGNORE_vm86 #define __IGNORE_vm86old #define __IGNORE_set_thread_area #define __IGNORE_get_thread_area #define __IGNORE_madvise1 #define __IGNORE_oldstat #define __IGNORE_oldfstat #define __IGNORE_oldlstat #define __IGNORE_oldolduname #define __IGNORE_olduname #define __IGNORE_umount2 #define __IGNORE_umount #define __IGNORE_waitpid #define __IGNORE_stime #define __IGNORE_nice #define __IGNORE_signal #define __IGNORE_sigaction #define __IGNORE_sgetmask #define __IGNORE_sigsuspend #define __IGNORE_sigpending #define __IGNORE_ssetmask #define __IGNORE_readdir #define __IGNORE_socketcall #define __IGNORE_ipc #define __IGNORE_sigreturn #define __IGNORE_sigprocmask #define __IGNORE_bdflush #define __IGNORE__llseek #define __IGNORE__newselect #define __IGNORE_create_module #define __IGNORE_delete_module #define __IGNORE_query_module #define __IGNORE_get_kernel_syms /* ... including the "new" 32-bit uid syscalls */ #define __IGNORE_lchown32 #define __IGNORE_getuid32 #define __IGNORE_getgid32 #define __IGNORE_geteuid32 #define __IGNORE_getegid32 #define __IGNORE_setreuid32 #define __IGNORE_setregid32 #define __IGNORE_getgroups32 #define __IGNORE_setgroups32 #define __IGNORE_fchown32 #define __IGNORE_setresuid32 #define __IGNORE_getresuid32 #define __IGNORE_setresgid32 #define __IGNORE_getresgid32 #define __IGNORE_chown32 #define __IGNORE_setuid32 #define __IGNORE_setgid32 #define __IGNORE_setfsuid32 #define __IGNORE_setfsgid32 /* sync_file_range had a stupid ABI. Allow sync_file_range2 instead */ #ifdef __NR_sync_file_range2 #define __IGNORE_sync_file_range #endif /* Unmerged syscalls for AFS, STREAMS, etc. */ #define __IGNORE_afs_syscall #define __IGNORE_getpmsg #define __IGNORE_putpmsg #define __IGNORE_vserver EOF } syscall_list() { sed -n -e '/^\#define/ s/[^_]*__NR_\([^[:space:]]*\).*/\ \#if !defined \(__NR_\1\) \&\& !defined \(__IGNORE_\1\)\ \#warning syscall \1 not implemented\ \#endif/p' $1 } (ignore_list && syscall_list ${srctree}/arch/x86/include/asm/unistd_32.h) | \ $* -E -x c - > /dev/null