| 1 | dnl aclocal.m4 generated automatically by aclocal 1.4a |
| 2 | |
| 3 | dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc. |
| 4 | dnl This file is free software; the Free Software Foundation |
| 5 | dnl gives unlimited permission to copy and/or distribute it, |
| 6 | dnl with or without modifications, as long as this notice is preserved. |
| 7 | |
| 8 | dnl This program is distributed in the hope that it will be useful, |
| 9 | dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without |
| 10 | dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A |
| 11 | dnl PARTICULAR PURPOSE. |
| 12 | |
| 13 | dnl |
| 14 | dnl check for signal type |
| 15 | dnl |
| 16 | dnl AC_RETSIGTYPE isn't quite right, but almost. |
| 17 | dnl |
| 18 | define(TYPE_SIGNAL,[ |
| 19 | AC_MSG_CHECKING([POSIX signal handlers]) |
| 20 | AC_CACHE_VAL(cv_has_posix_signals, |
| 21 | [AC_TRY_COMPILE( |
| 22 | [#include <sys/types.h> |
| 23 | #include <signal.h> |
| 24 | #ifdef signal |
| 25 | #undef signal |
| 26 | #endif |
| 27 | extern void (*signal ()) ();], [], |
| 28 | cv_has_posix_signals=yes, cv_has_posix_signals=no)]) |
| 29 | AC_MSG_RESULT($cv_has_posix_signals) |
| 30 | if test $cv_has_posix_signals = yes; then |
| 31 | AC_DEFINE(RETSIGTYPE, void, [Return type is void]) |
| 32 | AC_DEFINE(POSIX_SIGTYPE, [], [Have POSIX signals]) |
| 33 | else |
| 34 | if test $ac_cv_type_signal = void; then |
| 35 | AC_DEFINE(RETSIGTYPE, void, [Return type is void]) |
| 36 | else |
| 37 | AC_DEFINE(RETSIGTYPE, int, [Return type is int]) |
| 38 | fi |
| 39 | fi])dnl |
| 40 | |
| 41 | # Like AC_CONFIG_HEADER, but automatically create stamp file. |
| 42 | |
| 43 | AC_DEFUN(AM_CONFIG_HEADER, |
| 44 | [AC_PREREQ([2.12]) |
| 45 | AC_CONFIG_HEADER([$1]) |
| 46 | dnl When config.status generates a header, we must update the stamp-h file. |
| 47 | dnl This file resides in the same directory as the config header |
| 48 | dnl that is generated. We must strip everything past the first ":", |
| 49 | dnl and everything past the last "/". |
| 50 | AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl |
| 51 | ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>, |
| 52 | <<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>, |
| 53 | <<am_indx=1 |
| 54 | for am_file in <<$1>>; do |
| 55 | case " <<$>>CONFIG_HEADERS " in |
| 56 | *" <<$>>am_file "*<<)>> |
| 57 | echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx |
| 58 | ;; |
| 59 | esac |
| 60 | am_indx=`expr "<<$>>am_indx" + 1` |
| 61 | done<<>>dnl>>) |
| 62 | changequote([,]))]) |
| 63 | |
| 64 | # Do all the work for Automake. This macro actually does too much -- |
| 65 | # some checks are only needed if your package does certain things. |
| 66 | # But this isn't really a big deal. |
| 67 | |
| 68 | # serial 1 |
| 69 | |
| 70 | dnl Usage: |
| 71 | dnl AM_INIT_AUTOMAKE(package,version, [no-define]) |
| 72 | |
| 73 | AC_DEFUN(AM_INIT_AUTOMAKE, |
| 74 | [AC_REQUIRE([AC_PROG_INSTALL]) |
| 75 | dnl We require 2.13 because we rely on SHELL being computed by configure. |
| 76 | AC_PREREQ([2.13]) |
| 77 | PACKAGE=[$1] |
| 78 | AC_SUBST(PACKAGE) |
| 79 | VERSION=[$2] |
| 80 | AC_SUBST(VERSION) |
| 81 | dnl test to see if srcdir already configured |
| 82 | if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then |
| 83 | AC_MSG_ERROR([source directory already configured; run "make distclean" there first]) |
| 84 | fi |
| 85 | ifelse([$3],, |
| 86 | AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package]) |
| 87 | AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])) |
| 88 | AC_REQUIRE([AM_SANITY_CHECK]) |
| 89 | AC_REQUIRE([AC_ARG_PROGRAM]) |
| 90 | dnl FIXME This is truly gross. |
| 91 | missing_dir=`cd $ac_aux_dir && pwd` |
| 92 | AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir) |
| 93 | AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir) |
| 94 | AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir) |
| 95 | AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir) |
| 96 | AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir) |
| 97 | AC_REQUIRE([AC_PROG_MAKE_SET])]) |
| 98 | |
| 99 | # |
| 100 | # Check to make sure that the build environment is sane. |
| 101 | # |
| 102 | |
| 103 | AC_DEFUN(AM_SANITY_CHECK, |
| 104 | [AC_MSG_CHECKING([whether build environment is sane]) |
| 105 | # Just in case |
| 106 | sleep 1 |
| 107 | echo timestamp > conftestfile |
| 108 | # Do `set' in a subshell so we don't clobber the current shell's |
| 109 | # arguments. Must try -L first in case configure is actually a |
| 110 | # symlink; some systems play weird games with the mod time of symlinks |
| 111 | # (eg FreeBSD returns the mod time of the symlink's containing |
| 112 | # directory). |
| 113 | if ( |
| 114 | set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null` |
| 115 | if test "[$]*" = "X"; then |
| 116 | # -L didn't work. |
| 117 | set X `ls -t $srcdir/configure conftestfile` |
| 118 | fi |
| 119 | if test "[$]*" != "X $srcdir/configure conftestfile" \ |
| 120 | && test "[$]*" != "X conftestfile $srcdir/configure"; then |
| 121 | |
| 122 | # If neither matched, then we have a broken ls. This can happen |
| 123 | # if, for instance, CONFIG_SHELL is bash and it inherits a |
| 124 | # broken ls alias from the environment. This has actually |
| 125 | # happened. Such a system could not be considered "sane". |
| 126 | AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken |
| 127 | alias in your environment]) |
| 128 | fi |
| 129 | |
| 130 | test "[$]2" = conftestfile |
| 131 | ) |
| 132 | then |
| 133 | # Ok. |
| 134 | : |
| 135 | else |
| 136 | AC_MSG_ERROR([newly created file is older than distributed files! |
| 137 | Check your system clock]) |
| 138 | fi |
| 139 | rm -f conftest* |
| 140 | AC_MSG_RESULT(yes)]) |
| 141 | |
| 142 | dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY) |
| 143 | dnl The program must properly implement --version. |
| 144 | AC_DEFUN(AM_MISSING_PROG, |
| 145 | [AC_MSG_CHECKING(for working $2) |
| 146 | # Run test in a subshell; some versions of sh will print an error if |
| 147 | # an executable is not found, even if stderr is redirected. |
| 148 | # Redirect stdin to placate older versions of autoconf. Sigh. |
| 149 | if ($2 --version) < /dev/null > /dev/null 2>&1; then |
| 150 | $1=$2 |
| 151 | AC_MSG_RESULT(found) |
| 152 | else |
| 153 | $1="$3/missing $2" |
| 154 | AC_MSG_RESULT(missing) |
| 155 | fi |
| 156 | AC_SUBST($1)]) |
| 157 | |
| 158 | |
