Files
calc/have_strdup.c
2017-05-21 15:38:32 -07:00

63 lines
1.6 KiB
C

/*
* have_strdup - Determine if we strdup()
*
* usage:
* have_strdup
*
* Not all systems have the strdup() function, so this may not
* compile on your system.
*
* This prog outputs several defines:
*
* HAVE_STRDUP
* defined ==> use strdup()
* undefined ==> do not call or cannot call strdup()
*/
/*
* Copyright (c) 1999 by Landon Curt Noll. All Rights Reserved.
*
* 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, this permission notice and text
* this comment, and the disclaimer below appear in all of the following:
*
* supporting documentation
* source copies
* source works derived from this source
* binaries derived from this source or from derived source
*
* LANDON CURT NOLL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO
* EVENT SHALL LANDON CURT NOLL BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* chongo was here /\../\
*/
#include <string.h>
int
main(void)
{
#if defined(HAVE_NO_STRDUP)
printf("#undef HAVE_STRDUP /* no */\n");
#else /* HAVE_NO_STRDUP */
char *p;
p = strdup("#define HAVE_STRDUP /* yes */");
if (p != NULL) {
printf("%s\n", p);
}
#endif /* HAVE_NO_STRDUP */
/* exit(0); */
return 0;
}