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Last change
on this file since 490 was 10, checked in by bird, 23 years ago |
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Initial revision
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-
Property cvs2svn:cvs-rev
set to
1.1
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Property svn:eol-style
set to
native
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Property svn:executable
set to
*
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File size:
447 bytes
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| 1 | /* rename -- rename a file
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| 2 | This function is in the public domain. */
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| 3 |
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| 4 | /* Rename a file. */
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| 5 |
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| 6 | #ifdef HAVE_CONFIG_H
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| 7 | #include "config.h"
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| 8 | #endif
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| 9 | #include <errno.h>
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| 10 | #ifdef HAVE_UNISTD_H
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| 11 | #include <unistd.h>
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| 12 | #endif
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| 13 |
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| 14 | int
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| 15 | rename (zfrom, zto)
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| 16 | char *zfrom;
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| 17 | char *zto;
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| 18 | {
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| 19 | if (link (zfrom, zto) < 0)
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| 20 | {
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| 21 | if (errno != EEXIST)
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| 22 | return -1;
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| 23 | if (unlink (zto) < 0
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| 24 | || link (zfrom, zto) < 0)
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| 25 | return -1;
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| 26 | }
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| 27 | return unlink (zfrom);
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| 28 | }
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