xref: /openbsd-src/gnu/usr.bin/binutils/binutils/aclocal.m4 (revision c074d1c999f3e07019cd5e9a2f190b057ef3b935)
1dnl aclocal.m4 generated automatically by aclocal 1.4-p5
2
3dnl Copyright (C) 1994, 1995-8, 1999, 2001 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
13sinclude(../bfd/acinclude.m4)
14
15dnl sinclude(../libtool.m4) already included in bfd/acinclude.m4
16dnl The lines below arrange for aclocal not to bring libtool.m4
17dnl AM_PROG_LIBTOOL into aclocal.m4, while still arranging for automake
18dnl to add a definition of LIBTOOL to Makefile.in.
19ifelse(yes,no,[
20AC_DEFUN([AM_PROG_LIBTOOL],)
21AC_SUBST(LIBTOOL)
22])
23
24dnl sinclude(../gettext.m4) already included in bfd/acinclude.m4
25ifelse(yes,no,[
26AC_DEFUN([CY_WITH_NLS],)
27AC_SUBST(INTLLIBS)
28])
29
30
31
32dnl AM_PROG_LEX
33dnl Look for flex, lex or missing, then run AC_PROG_LEX and AC_DECL_YYTEXT
34AC_DEFUN(AM_PROG_LEX,
35[missing_dir=ifelse([$1],,`cd $ac_aux_dir && pwd`,$1)
36AC_CHECK_PROGS(LEX, flex lex, [$missing_dir/missing flex])
37AC_PROG_LEX
38AC_DECL_YYTEXT])
39
40#serial 1
41# This test replaces the one in autoconf.
42# Currently this macro should have the same name as the autoconf macro
43# because gettext's gettext.m4 (distributed in the automake package)
44# still uses it.  Otherwise, the use in gettext.m4 makes autoheader
45# give these diagnostics:
46#   configure.in:556: AC_TRY_COMPILE was called before AC_ISC_POSIX
47#   configure.in:556: AC_TRY_RUN was called before AC_ISC_POSIX
48
49undefine([AC_ISC_POSIX])
50
51AC_DEFUN([AC_ISC_POSIX],
52  [
53    dnl This test replaces the obsolescent AC_ISC_POSIX kludge.
54    AC_CHECK_LIB(cposix, strerror, [LIBS="$LIBS -lcposix"])
55  ]
56)
57
58# Do all the work for Automake.  This macro actually does too much --
59# some checks are only needed if your package does certain things.
60# But this isn't really a big deal.
61
62# serial 1
63
64dnl Usage:
65dnl AM_INIT_AUTOMAKE(package,version, [no-define])
66
67AC_DEFUN([AM_INIT_AUTOMAKE],
68[AC_REQUIRE([AC_PROG_INSTALL])
69PACKAGE=[$1]
70AC_SUBST(PACKAGE)
71VERSION=[$2]
72AC_SUBST(VERSION)
73dnl test to see if srcdir already configured
74if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
75  AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
76fi
77ifelse([$3],,
78AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
79AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
80AC_REQUIRE([AM_SANITY_CHECK])
81AC_REQUIRE([AC_ARG_PROGRAM])
82dnl FIXME This is truly gross.
83missing_dir=`cd $ac_aux_dir && pwd`
84AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
85AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
86AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
87AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
88AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
89AC_REQUIRE([AC_PROG_MAKE_SET])])
90
91#
92# Check to make sure that the build environment is sane.
93#
94
95AC_DEFUN([AM_SANITY_CHECK],
96[AC_MSG_CHECKING([whether build environment is sane])
97# Just in case
98sleep 1
99echo timestamp > conftestfile
100# Do `set' in a subshell so we don't clobber the current shell's
101# arguments.  Must try -L first in case configure is actually a
102# symlink; some systems play weird games with the mod time of symlinks
103# (eg FreeBSD returns the mod time of the symlink's containing
104# directory).
105if (
106   set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
107   if test "[$]*" = "X"; then
108      # -L didn't work.
109      set X `ls -t $srcdir/configure conftestfile`
110   fi
111   if test "[$]*" != "X $srcdir/configure conftestfile" \
112      && test "[$]*" != "X conftestfile $srcdir/configure"; then
113
114      # If neither matched, then we have a broken ls.  This can happen
115      # if, for instance, CONFIG_SHELL is bash and it inherits a
116      # broken ls alias from the environment.  This has actually
117      # happened.  Such a system could not be considered "sane".
118      AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
119alias in your environment])
120   fi
121
122   test "[$]2" = conftestfile
123   )
124then
125   # Ok.
126   :
127else
128   AC_MSG_ERROR([newly created file is older than distributed files!
129Check your system clock])
130fi
131rm -f conftest*
132AC_MSG_RESULT(yes)])
133
134dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
135dnl The program must properly implement --version.
136AC_DEFUN([AM_MISSING_PROG],
137[AC_MSG_CHECKING(for working $2)
138# Run test in a subshell; some versions of sh will print an error if
139# an executable is not found, even if stderr is redirected.
140# Redirect stdin to placate older versions of autoconf.  Sigh.
141if ($2 --version) < /dev/null > /dev/null 2>&1; then
142   $1=$2
143   AC_MSG_RESULT(found)
144else
145   $1="$3/missing $2"
146   AC_MSG_RESULT(missing)
147fi
148AC_SUBST($1)])
149
150# Like AC_CONFIG_HEADER, but automatically create stamp file.
151
152AC_DEFUN([AM_CONFIG_HEADER],
153[AC_PREREQ([2.12])
154AC_CONFIG_HEADER([$1])
155dnl When config.status generates a header, we must update the stamp-h file.
156dnl This file resides in the same directory as the config header
157dnl that is generated.  We must strip everything past the first ":",
158dnl and everything past the last "/".
159AC_OUTPUT_COMMANDS(changequote(<<,>>)dnl
160ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>,
161<<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>>dnl>>,
162<<am_indx=1
163for am_file in <<$1>>; do
164  case " <<$>>CONFIG_HEADERS " in
165  *" <<$>>am_file "*<<)>>
166    echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
167    ;;
168  esac
169  am_indx=`expr "<<$>>am_indx" + 1`
170done<<>>dnl>>)
171changequote([,]))])
172
173# Add --enable-maintainer-mode option to configure.
174# From Jim Meyering
175
176# serial 1
177
178AC_DEFUN([AM_MAINTAINER_MODE],
179[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
180  dnl maintainer-mode is disabled by default
181  AC_ARG_ENABLE(maintainer-mode,
182[  --enable-maintainer-mode enable make rules and dependencies not useful
183                          (and sometimes confusing) to the casual installer],
184      USE_MAINTAINER_MODE=$enableval,
185      USE_MAINTAINER_MODE=no)
186  AC_MSG_RESULT($USE_MAINTAINER_MODE)
187  AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
188  MAINT=$MAINTAINER_MODE_TRUE
189  AC_SUBST(MAINT)dnl
190]
191)
192
193# Define a conditional.
194
195AC_DEFUN([AM_CONDITIONAL],
196[AC_SUBST($1_TRUE)
197AC_SUBST($1_FALSE)
198if $2; then
199  $1_TRUE=
200  $1_FALSE='#'
201else
202  $1_TRUE='#'
203  $1_FALSE=
204fi])
205
206