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Last change
on this file was 1, checked in by Paul Smedley, 10 years ago |
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Initial commit of Heimdal 1.5.3
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File size:
620 bytes
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| 1 | dnl
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| 2 | dnl $Id$
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| 3 | dnl
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| 4 | dnl Test for realloc that doesn't handle NULL as first parameter
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| 5 | dnl
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| 6 | AC_DEFUN([rk_BROKEN_REALLOC], [
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| 7 | AC_CACHE_CHECK(if realloc if broken, ac_cv_func_realloc_broken, [
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| 8 | ac_cv_func_realloc_broken=no
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| 9 | AC_RUN_IFELSE([AC_LANG_SOURCE([[
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| 10 | #include <stddef.h>
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| 11 | #include <stdlib.h>
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| 12 |
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| 13 | int main(int argc, char **argv)
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| 14 | {
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| 15 | return realloc(NULL, 17) == NULL;
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| 16 | }
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| 17 | ]])],[:], [ac_cv_func_realloc_broken=yes],[:])
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| 18 | ])
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| 19 | if test "$ac_cv_func_realloc_broken" = yes ; then
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| 20 | AC_DEFINE(BROKEN_REALLOC, 1, [Define if realloc(NULL) doesn't work.])
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| 21 | fi
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| 22 | AH_BOTTOM([#ifdef BROKEN_REALLOC
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| 23 | #define realloc(X, Y) rk_realloc((X), (Y))
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| 24 | #endif])
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| 25 | ])
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