diff options
Diffstat (limited to 'libc')
| -rw-r--r-- | libc/sysdeps/linux/i386/bits/syscalls.h | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/libc/sysdeps/linux/i386/bits/syscalls.h b/libc/sysdeps/linux/i386/bits/syscalls.h index eb77ea8d0..8b2f1b0ec 100644 --- a/libc/sysdeps/linux/i386/bits/syscalls.h +++ b/libc/sysdeps/linux/i386/bits/syscalls.h @@ -152,28 +152,27 @@ type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, type6 arg6) \ { \ return (type) (INLINE_SYSCALL(name, 6, arg1, arg2, arg3, arg4, arg5, arg6)); \ } -#define INLINE_SYSCALL(name, nr, args...) \ + #define INLINE_SYSCALL(name, nr, args...) \ ({ \ - unsigned int result = INTERNAL_SYSCALL (name, , nr, args); \ - if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (result, ), 0)) \ + unsigned int _resultvar = INTERNAL_SYSCALL (name, , nr, args); \ + if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (_resultvar, ), 0)) \ { \ - __set_errno (INTERNAL_SYSCALL_ERRNO (result, )); \ - result = 0xffffffff; \ + __set_errno (INTERNAL_SYSCALL_ERRNO (_resultvar, )); \ + _resultvar = 0xffffffff; \ } \ - (int) result; }) + (int) _resultvar; }) #define INTERNAL_SYSCALL(name, err, nr, args...) \ ({ \ - unsigned int resultvar; \ - __asm__ __volatile__ ( \ + register unsigned int resultvar; \ + asm volatile ( \ LOADARGS_##nr \ "movl %1, %%eax\n\t" \ "int $0x80\n\t" \ RESTOREARGS_##nr \ : "=a" (resultvar) \ : "i" (__NR_##name) ASMFMT_##nr(args) : "memory", "cc"); \ - (int) resultvar; }) - + (int) resultvar; }) #define LOADARGS_0 #define LOADARGS_1 \ |