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author | Jing Yu <jingyu@google.com> | 2010-07-22 14:03:48 -0700 |
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committer | Jing Yu <jingyu@google.com> | 2010-07-22 14:03:48 -0700 |
commit | b094d6c4bf572654a031ecc4afe675154c886dc5 (patch) | |
tree | 89394c56b05e13a5413ee60237d65b0214fd98e2 /gcc-4.4.3/libiberty/rename.c | |
parent | dc34721ac3bf7e3c406fba8cfe9d139393345ec5 (diff) | |
download | toolchain_gcc-b094d6c4bf572654a031ecc4afe675154c886dc5.tar.gz toolchain_gcc-b094d6c4bf572654a031ecc4afe675154c886dc5.tar.bz2 toolchain_gcc-b094d6c4bf572654a031ecc4afe675154c886dc5.zip |
commit gcc-4.4.3 which is used to build gcc-4.4.3 Android toolchain in master.
The source is based on fsf gcc-4.4.3 and contains local patches which
are recorded in gcc-4.4.3/README.google.
Change-Id: Id8c6d6927df274ae9749196a1cc24dbd9abc9887
Diffstat (limited to 'gcc-4.4.3/libiberty/rename.c')
-rw-r--r-- | gcc-4.4.3/libiberty/rename.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/gcc-4.4.3/libiberty/rename.c b/gcc-4.4.3/libiberty/rename.c new file mode 100644 index 000000000..ad342ffca --- /dev/null +++ b/gcc-4.4.3/libiberty/rename.c @@ -0,0 +1,36 @@ +/* rename -- rename a file + This function is in the public domain. */ + +/* + +@deftypefn Supplemental int rename (const char *@var{old}, const char *@var{new}) + +Renames a file from @var{old} to @var{new}. If @var{new} already +exists, it is removed. + +@end deftypefn + +*/ + +#include "ansidecl.h" +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif +#include <errno.h> +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif + +int +rename (const char *zfrom, const char *zto) +{ + if (link (zfrom, zto) < 0) + { + if (errno != EEXIST) + return -1; + if (unlink (zto) < 0 + || link (zfrom, zto) < 0) + return -1; + } + return unlink (zfrom); +} |