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Diffstat (limited to 'gnulib/m4/realloc.m4')
| -rw-r--r-- | gnulib/m4/realloc.m4 | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gnulib/m4/realloc.m4 b/gnulib/m4/realloc.m4 new file mode 100644 index 000000000..f9fd935db --- /dev/null +++ b/gnulib/m4/realloc.m4 @@ -0,0 +1,23 @@ +# realloc.m4 serial 8 +dnl Copyright (C) 2007 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +# gl_FUNC_REALLOC_POSIX +# --------------------- +# Test whether 'realloc' is POSIX compliant (sets errno to ENOMEM when it +# fails), and replace realloc if it is not. +AC_DEFUN([gl_FUNC_REALLOC_POSIX], +[ + AC_REQUIRE([gl_CHECK_MALLOC_POSIX]) + if test $gl_cv_func_malloc_posix = yes; then + HAVE_REALLOC_POSIX=1 + AC_DEFINE([HAVE_REALLOC_POSIX], 1, + [Define if the 'realloc' function is POSIX compliant.]) + else + AC_LIBOBJ([realloc]) + HAVE_REALLOC_POSIX=0 + fi + AC_SUBST([HAVE_REALLOC_POSIX]) +]) |