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-rw-r--r--m4/alloca.m442
1 files changed, 0 insertions, 42 deletions
diff --git a/m4/alloca.m4 b/m4/alloca.m4
deleted file mode 100644
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--- a/m4/alloca.m4
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1# alloca.m4 serial 5
2dnl Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved.
6
7AC_DEFUN([gl_FUNC_ALLOCA],
8[
9 dnl Work around a bug of AC_EGREP_CPP in autoconf-2.57.
10 AC_REQUIRE([AC_PROG_CPP])
11 AC_REQUIRE([AC_PROG_EGREP])
12
13 AC_REQUIRE([AC_FUNC_ALLOCA])
14 if test $ac_cv_func_alloca_works = no; then
15 gl_PREREQ_ALLOCA
16 fi
17
18 # Define an additional variable used in the Makefile substitution.
19 if test $ac_cv_working_alloca_h = yes; then
20 AC_EGREP_CPP([Need own alloca], [
21#if defined __GNUC__ || defined _AIX || defined _MSC_VER
22 Need own alloca
23#endif
24 ],
25 [AC_DEFINE(HAVE_ALLOCA, 1,
26 [Define to 1 if you have `alloca' after including <alloca.h>,
27 a header that may be supplied by this distribution.])
28 ALLOCA_H=alloca.h],
29 [ALLOCA_H=])
30 else
31 ALLOCA_H=alloca.h
32 fi
33 AC_SUBST([ALLOCA_H])
34
35 AC_DEFINE(HAVE_ALLOCA_H, 1,
36 [Define HAVE_ALLOCA_H for backward compatibility with older code
37 that includes <alloca.h> only if HAVE_ALLOCA_H is defined.])
38])
39
40# Prerequisites of lib/alloca.c.
41# STACK_DIRECTION is already handled by AC_FUNC_ALLOCA.
42AC_DEFUN([gl_PREREQ_ALLOCA], [:])