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author | Ben Cheng <bccheng@google.com> | 2013-04-09 11:29:01 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2013-04-09 11:29:01 -0700 |
commit | f226517827d64cc8f9dccb0952731601ac13ef2a (patch) | |
tree | 84b1056255b318a87b7a47b2684655660cab66f0 /binutils-2.23/libiberty/rename.c | |
parent | 30fe22e2cc89991b16ab3853f95c7319574456ce (diff) | |
download | toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.tar.gz toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.tar.bz2 toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.zip |
Initial checkin for binutils 2.23.2 (needed by aarch64)
Change-Id: I7e5f319e9e632cc0ccc8a4ec1051169ed2849ca4
Diffstat (limited to 'binutils-2.23/libiberty/rename.c')
-rw-r--r-- | binutils-2.23/libiberty/rename.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/binutils-2.23/libiberty/rename.c b/binutils-2.23/libiberty/rename.c new file mode 100644 index 00000000..ad342ffc --- /dev/null +++ b/binutils-2.23/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); +} |