xref: /PHP-5.4/ext/bcmath/libbcmath/aclocal.m4 (revision 69eec3f3)
1dnl aclocal.m4 generated automatically by aclocal 1.4
2
3dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
4dnl This file is free software; the Free Software Foundation
5dnl gives unlimited permission to copy and/or distribute it,
6dnl with or without modifications, as long as this notice is preserved.
7
8dnl This program is distributed in the hope that it will be useful,
9dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
10dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
11dnl PARTICULAR PURPOSE.
12
13# Do all the work for Automake.  This macro actually does too much --
14# some checks are only needed if your package does certain things.
15# But this isn't really a big deal.
16
17# serial 1
18
19dnl Usage:
20dnl AM_INIT_AUTOMAKE(package,version, [no-define])
21
22AC_DEFUN([AM_INIT_AUTOMAKE],
23[AC_REQUIRE([AC_PROG_INSTALL])
24PACKAGE=[$1]
25AC_SUBST(PACKAGE)
26VERSION=[$2]
27AC_SUBST(VERSION)
28dnl test to see if srcdir already configured
29if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
30  AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
31fi
32ifelse([$3],,
33AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
34AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
35AC_REQUIRE([AM_SANITY_CHECK])
36AC_REQUIRE([AC_ARG_PROGRAM])
37dnl FIXME This is truly gross.
38missing_dir=`cd $ac_aux_dir && pwd`
39AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
40AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
41AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
42AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
43AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
44AC_REQUIRE([AC_PROG_MAKE_SET])])
45
46#
47# Check to make sure that the build environment is sane.
48#
49
50AC_DEFUN([AM_SANITY_CHECK],
51[AC_MSG_CHECKING([whether build environment is sane])
52# Just in case
53sleep 1
54echo timestamp > conftestfile
55# Do `set' in a subshell so we don't clobber the current shell's
56# arguments.  Must try -L first in case configure is actually a
57# symlink; some systems play weird games with the mod time of symlinks
58# (eg FreeBSD returns the mod time of the symlink's containing
59# directory).
60if (
61   set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
62   if test "[$]*" = "X"; then
63      # -L didn't work.
64      set X `ls -t $srcdir/configure conftestfile`
65   fi
66   if test "[$]*" != "X $srcdir/configure conftestfile" \
67      && test "[$]*" != "X conftestfile $srcdir/configure"; then
68
69      # If neither matched, then we have a broken ls.  This can happen
70      # if, for instance, CONFIG_SHELL is bash and it inherits a
71      # broken ls alias from the environment.  This has actually
72      # happened.  Such a system could not be considered "sane".
73      AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
74alias in your environment])
75   fi
76
77   test "[$]2" = conftestfile
78   )
79then
80   # Ok.
81   :
82else
83   AC_MSG_ERROR([newly created file is older than distributed files!
84Check your system clock])
85fi
86rm -f conftest*
87AC_MSG_RESULT(yes)])
88
89dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
90dnl The program must properly implement --version.
91AC_DEFUN([AM_MISSING_PROG],
92[AC_MSG_CHECKING(for working $2)
93# Run test in a subshell; some versions of sh will print an error if
94# an executable is not found, even if stderr is redirected.
95# Redirect stdin to placate older versions of autoconf.  Sigh.
96if ($2 --version) < /dev/null > /dev/null 2>&1; then
97   $1=$2
98   AC_MSG_RESULT(found)
99else
100   $1="$3/missing $2"
101   AC_MSG_RESULT(missing)
102fi
103AC_SUBST($1)])
104
105# Like AC_CONFIG_HEADER, but automatically create stamp file.
106
107AC_DEFUN([AM_CONFIG_HEADER],
108[AC_PREREQ([2.12])
109AC_CONFIG_HEADER([$1])
110dnl When config.status generates a header, we must update the stamp-h file.
111dnl This file resides in the same directory as the config header
112dnl that is generated.  We must strip everything past the first ":",
113dnl and everything past the last "/".
114AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl
115ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>,
116<<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>,
117<<am_indx=1
118for am_file in <<$1>>; do
119  case " <<$>>CONFIG_HEADERS " in
120  *" <<$>>am_file "*<<)>>
121    echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
122    ;;
123  esac
124  am_indx=`expr "<<$>>am_indx" + 1`
125done<<>>dnl>>)
126changequote([,]))])
127
128