From 2cdfb7ca26f46f151afbc23d5d94fc68597137f5 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sun, 13 Feb 2011 22:45:42 -0500 Subject: cleaning up syscalls in preparation for x86_64 port - hide all the legacy xxxxxx32 name cruft in syscall.h so the actual source files can be clean and uniform across all archs. - cleanup llseek/lseek and mmap2/mmap handling for 32/64 bit systems - alternate implementation for nice if the target lacks nice syscall --- src/unistd/lseek.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) (limited to 'src/unistd/lseek.c') diff --git a/src/unistd/lseek.c b/src/unistd/lseek.c index 0dab2679..0152866f 100644 --- a/src/unistd/lseek.c +++ b/src/unistd/lseek.c @@ -4,13 +4,12 @@ off_t lseek(int fd, off_t offset, int whence) { - /* optimized away at compiletime */ - if (sizeof(long) == 8) - return syscall3(__NR_lseek, fd, offset, whence); - else { - off_t result; - return syscall5(__NR__llseek, fd, offset>>32, offset, (long)&result, whence) ? -1 : result; - } +#ifdef __NR__llseek + off_t result; + return syscall5(__NR__llseek, fd, offset>>32, offset, (long)&result, whence) ? -1 : result; +#else + return syscall3(__NR_lseek, fd, offset, whence); +#endif } LFS64(lseek); -- cgit v1.2.3-70-g09d2