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comparison configure.in @ 537:836d476763d0

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[xemacs-hg @ 2001-05-14 06:27:03 by martinb] Fix for crash in make TAGS on SunOS 4
author martinb
date Mon, 14 May 2001 06:27:10 +0000
parents c69610198c35
children e9a3f8b4de53
comparison
equal deleted inserted replaced
536:8f3fb4fd879b 537:836d476763d0
2302 - Using Doug Lea's new malloc from the Linux C Library." 2302 - Using Doug Lea's new malloc from the Linux C Library."
2303 AC_DEFINE(_NO_MALLOC_WARNING_) 2303 AC_DEFINE(_NO_MALLOC_WARNING_)
2304 fi 2304 fi
2305 fi 2305 fi
2306 2306
2307 define([XE_REALLOC_NULLPTR_BUG],[
2308 AC_MSG_CHECKING(whether realloc accepts null pointers)
2309 AC_TRY_RUN([int main ()
2310 { char *x = 0;
2311 x = realloc (x, 16); if (!x) return 1; x[15] = 'y';
2312 x = realloc (x, 64); if (!x) return 1; x[63] = 'z';
2313 return 0;
2314 }],
2315 [AC_MSG_RESULT(yes)],
2316 [AC_MSG_RESULT(no); AC_DEFINE(REALLOC_NULLPTR_BUG) ])])
2317
2318 XE_REALLOC_NULLPTR_BUG
2319
2307 dnl #### mcheck is broken in all versions of Linux libc and glibc. 2320 dnl #### mcheck is broken in all versions of Linux libc and glibc.
2308 dnl Try this again when 2.1 hits the streets. 2321 dnl Try this again when 2.1 hits the streets.
2309 dnl Avoid using free-hook.c if support exists for malloc debugging in libc 2322 dnl Avoid using free-hook.c if support exists for malloc debugging in libc
2310 dnl have_libmcheck=no 2323 dnl have_libmcheck=no
2311 dnl if test "$error_check_malloc" = "yes" -a \ 2324 dnl if test "$error_check_malloc" = "yes" -a \