diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/fcntl.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/i386/fcntl.c | 46 |
1 files changed, 34 insertions, 12 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/fcntl.c b/sysdeps/unix/sysv/linux/i386/fcntl.c index 12bb291381..4ff5ee35b8 100644 --- a/sysdeps/unix/sysv/linux/i386/fcntl.c +++ b/sysdeps/unix/sysv/linux/i386/fcntl.c @@ -21,7 +21,7 @@ #include <fcntl.h> #include <stdarg.h> -#include <sysdep.h> +#include <sysdep-cancel.h> #include <sys/syscall.h> #include "../kernel-features.h" @@ -33,21 +33,11 @@ extern int __syscall_fcntl64 (int __fd, int __cmd, ...); #if __ASSUME_FCNTL64 == 0 /* This variable is shared with all files that check for fcntl64. */ int __have_no_fcntl64; -#endif + int __libc_fcntl (int fd, int cmd, ...) { - va_list ap; - void *arg; - - va_start (ap, cmd); - arg = va_arg (ap, void *); - va_end (ap); - -#if __ASSUME_FCNTL64 > 0 - return INLINE_SYSCALL (fcntl64, 3, fd, cmd, arg); -#else # ifdef __NR_fcntl64 if (! __have_no_fcntl64) { @@ -128,7 +118,39 @@ __libc_fcntl (int fd, int cmd, ...) return INLINE_SYSCALL (fcntl, 3, fd, cmd, arg); } return -1; +} #endif /* __ASSUME_FCNTL64 */ + + +int +__libc_fcntl (int fd, int cmd, ...) +{ + va_list ap; + void *arg; + + va_start (ap, cmd); + arg = va_arg (ap, void *); + va_end (ap); + +#if __ASSUME_FCNTL64 > 0 + if (SINGLE_THREAD_P) + return INLINE_SYSCALL (fcntl64, 3, fd, cmd, arg); + + int oldtype = LIBC_CANCEL_ASYNC (); + + int result = INLINE_SYSCALL (fcntl64, 3, fd, cmd, arg); +#else + if (SINGLE_THREAD_P) + return do_fcntl (fd, cmd, arg); + + int oldtype = LIBC_CANCEL_ASYNC (); + + int result = do_fcntl (fd, cmd, arg); +#endif + + LIBC_CANCEL_RESET (oldtype); + + return result; } libc_hidden_def (__libc_fcntl) |