[PATCH v3 28/48] lseek: Use lseek64 is arch does not have the lseek syscall
Markos Chandras
markos.chandras at gmail.com
Wed Jan 23 11:41:52 UTC 2013
From: Markos Chandras <markos.chandras at imgtec.com>
Signed-off-by: Markos Chandras <markos.chandras at imgtec.com>
---
libc/sysdeps/linux/common/lseek.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/libc/sysdeps/linux/common/lseek.c b/libc/sysdeps/linux/common/lseek.c
index 3032a27..01da89b 100644
--- a/libc/sysdeps/linux/common/lseek.c
+++ b/libc/sysdeps/linux/common/lseek.c
@@ -14,6 +14,13 @@
#ifdef __NR_lseek
# define __NR___lseek_nocancel __NR_lseek
_syscall3(off_t, __NC(lseek), int, fd, off_t, offset, int, whence)
+/* Use lseek64 if __NR_lseek is not defined but UCLIBC_HAS_LFS is enabled */
+#elif !defined(__NR_lseek) && defined(__NR_llseek) \
+ && __WORDSIZE == 32 && __UCLIBC_HAS_LFS__
+off_t __NC(lseek)(int fd, off_t offset, int whence)
+{
+ return lseek64(fd, offset, whence);
+}
#else
# include <errno.h>
off_t __NC(lseek)(int fd, off_t offset attribute_unused, int whence)
--
1.8.1.1
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