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* path.cc (readlink): Avoid calling strlen() twice.

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Corinna Vinschen 2012-03-08 14:56:18 +00:00
parent 34903c1c25
commit efb1f061f1
2 changed files with 6 additions and 1 deletions
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4
winsup/cygwin/ChangeLog
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@ -1,3 +1,7 @@
2012-03-08 Václav Zeman <vhaisman@gmail.com>
* path.cc (readlink): Avoid calling strlen() twice.
2012-03-07 Corinna Vinschen <corinna@vinschen.de> 2012-03-07 Corinna Vinschen <corinna@vinschen.de>
* Throughout, replace usage of w32api's min with MIN from sys/param.h. * Throughout, replace usage of w32api's min with MIN from sys/param.h.

3
winsup/cygwin/path.cc
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@ -2783,7 +2783,8 @@ readlink (const char *path, char *buf, size_t buflen)
return -1; return -1;
} }
ssize_t len = MIN (buflen, strlen (pathbuf.get_win32 ())); size_t pathbuf_len = strlen (pathbuf.get_win32 ());
ssize_t len = MIN (buflen, pathbuf_len);
memcpy (buf, pathbuf.get_win32 (), len); memcpy (buf, pathbuf.get_win32 (), len);
/* errno set by symlink.check if error */ /* errno set by symlink.check if error */