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| author | Remko Tronçon <git@el-tramo.be> | 2009-12-03 20:06:33 (GMT) |
|---|---|---|
| committer | Remko Tronçon <git@el-tramo.be> | 2009-12-03 20:06:33 (GMT) |
| commit | 5df50c35e1baeee517a0895a2c8a2cc2052b087f (patch) | |
| tree | b9d90fd123ec251ebb930cfcfaa2ffc805433812 /3rdParty/CAres/src/ares_strdup.c | |
| parent | 9b3edba27b8683f1a87ad66ee05802dd93bbbdfc (diff) | |
| download | swift-5df50c35e1baeee517a0895a2c8a2cc2052b087f.zip swift-5df50c35e1baeee517a0895a2c8a2cc2052b087f.tar.bz2 | |
Added C-Ares.
Diffstat (limited to '3rdParty/CAres/src/ares_strdup.c')
| -rw-r--r-- | 3rdParty/CAres/src/ares_strdup.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/3rdParty/CAres/src/ares_strdup.c b/3rdParty/CAres/src/ares_strdup.c new file mode 100644 index 0000000..d3f2b22 --- /dev/null +++ b/3rdParty/CAres/src/ares_strdup.c @@ -0,0 +1,43 @@ + +/* $Id: ares_strdup.c,v 1.3 2009-11-02 11:55:53 yangtse Exp $ */ + +/* Copyright 1998 by the Massachusetts Institute of Technology. + * + * Permission to use, copy, modify, and distribute this + * software and its documentation for any purpose and without + * fee is hereby granted, provided that the above copyright + * notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting + * documentation, and that the name of M.I.T. not be used in + * advertising or publicity pertaining to distribution of the + * software without specific, written prior permission. + * M.I.T. makes no representations about the suitability of + * this software for any purpose. It is provided "as is" + * without express or implied warranty. + */ + +#include "ares_setup.h" +#include "ares_strdup.h" + +#ifndef HAVE_STRDUP +char *ares_strdup(const char *s1) +{ + size_t sz; + char * s2; + + if(s1) { + sz = strlen(s1); + if(sz < (size_t)-1) { + sz++; + if(sz < ((size_t)-1) / sizeof(char)) { + s2 = malloc(sz * sizeof(char)); + if(s2) { + memcpy(s2, s1, sz * sizeof(char)); + return s2; + } + } + } + } + return (char *)NULL; +} +#endif |