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authorRich Felker <dalias@aerifal.cx>2011-04-17 16:32:15 -0400
committerRich Felker <dalias@aerifal.cx>2011-04-17 16:32:15 -0400
commiteb0e8fa0b1960cff4bd65ebefc798f70273b0bc9 (patch)
tree69398f2a72230d4faeb05b0712c4af80376cd30c /src/stdio/__fdopen.c
parent09dae2b7b66f741b30aa7ce95ab395239da20762 (diff)
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debloat: use __syscall instead of syscall where possible
don't waste time (and significant code size due to function call
overhead!) setting errno when the result of a syscall does not matter
or when it can't fail.
Diffstat (limited to 'src/stdio/__fdopen.c')
-rw-r--r--src/stdio/__fdopen.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/stdio/__fdopen.c b/src/stdio/__fdopen.c
index a0102674..b13318e5 100644
--- a/src/stdio/__fdopen.c
+++ b/src/stdio/__fdopen.c
@@ -20,8 +20,8 @@ FILE *__fdopen(int fd, const char *mode)
 
 	/* Set append mode on fd if opened for append */
 	if (*mode == 'a') {
-		int flags = syscall(SYS_fcntl, fd, F_GETFL, 0);
-		syscall(SYS_fcntl, fd, F_SETFL, flags | O_APPEND);
+		int flags = __syscall(SYS_fcntl, fd, F_GETFL);
+		__syscall(SYS_fcntl, fd, F_SETFL, flags | O_APPEND);
 	}
 
 	f->fd = fd;