dnl major rewriting for Tcl 7.5 by Don Libes <libes@nist.gov>
dnl gdb/configure.in uses BFD_NEED_DECLARATION, so get its definition.
-sinclude(../bfd/acinclude.m4)
+sinclude(../bfd/bfd.m4)
dnl This gets the standard macros, like the TCL, TK, etc ones.
sinclude(../config/acinclude.m4)
+sinclude(../gettext.m4)
+dnl The lines below arrange for aclocal not to bring gettext.m4's
+dnl CY_GNU_GETTEXT into aclocal.m4.
+ifelse(yes,no,[
+AC_DEFUN([CY_GNU_GETTEXT],)
+])
+
dnl CYGNUS LOCAL: This gets the right posix flag for gcc
-AC_DEFUN(CY_AC_TCL_LYNX_POSIX,
+AC_DEFUN([CY_AC_TCL_LYNX_POSIX],
[AC_REQUIRE([AC_PROG_CC])AC_REQUIRE([AC_PROG_CPP])
AC_MSG_CHECKING([if running LynxOS])
AC_CACHE_VAL(ac_cv_os_lynx,
# makes configure think it's cross compiling. If --target wasn't used, then
# we can't configure, so something is wrong. We don't use the cache
# here cause if somebody fixes their compiler install, we want this to work.
-AC_DEFUN(CY_AC_C_WORKS,
+AC_DEFUN([CY_AC_C_WORKS],
[# If we cannot compile and link a trivial program, we can't expect anything to work
AC_MSG_CHECKING(whether the compiler ($CC) actually works)
AC_TRY_COMPILE(, [/* don't need anything here */],
AC_MSG_RESULT(yes)
])
-AC_DEFUN(CY_AC_PATH_TCLH, [
+AC_DEFUN([CY_AC_PATH_TCLH], [
#
# Ok, lets find the tcl source trees so we can use the headers
# Warning: transition of version 9 to 10 will break this algorithm
])
-AC_DEFUN(CY_AC_PATH_TCLCONFIG, [
+AC_DEFUN([CY_AC_PATH_TCLCONFIG], [
#
# Ok, lets find the tcl configuration
# First, look for one uninstalled.
# Defined as a separate macro so we don't have to cache the values
# from PATH_TCLCONFIG (because this can also be cached).
-AC_DEFUN(CY_AC_LOAD_TCLCONFIG, [
+AC_DEFUN([CY_AC_LOAD_TCLCONFIG], [
. $TCLCONFIG
AC_SUBST(TCL_VERSION)
AC_SUBST(TCL_LD_FLAGS)
dnl don't export, not used outside of configure
AC_SUBST(TCL_LD_SEARCH_FLAGS)
+ AC_SUBST(TCL_CC_SEARCH_FLAGS)
AC_SUBST(TCL_COMPAT_OBJS)
AC_SUBST(TCL_RANLIB)
AC_SUBST(TCL_BUILD_LIB_SPEC)
# - Symbols in tkConfig.sh are different than tclConfig.sh
# - Acceptable for Tk to be missing but not Tcl.
-AC_DEFUN(CY_AC_PATH_TKH, [
+AC_DEFUN([CY_AC_PATH_TKH], [
#
# Ok, lets find the tk source trees so we can use the headers
# If the directory (presumably symlink) named "tk" exists, use that one
])
-AC_DEFUN(CY_AC_PATH_TKCONFIG, [
+AC_DEFUN([CY_AC_PATH_TKCONFIG], [
#
# Ok, lets find the tk configuration
# First, look for one uninstalled.
# Defined as a separate macro so we don't have to cache the values
# from PATH_TKCONFIG (because this can also be cached).
-AC_DEFUN(CY_AC_LOAD_TKCONFIG, [
+AC_DEFUN([CY_AC_LOAD_TKCONFIG], [
if test -f "$TKCONFIG" ; then
. $TKCONFIG
fi
# check for Itcl headers.
-AC_DEFUN(CY_AC_PATH_ITCLCONFIG, [
+AC_DEFUN([CY_AC_PATH_ITCLCONFIG], [
#
# Ok, lets find the itcl configuration
# First, look for one uninstalled.
# Defined as a separate macro so we don't have to cache the values
# from PATH_ITCLCONFIG (because this can also be cached).
-AC_DEFUN(CY_AC_LOAD_ITCLCONFIG, [
+AC_DEFUN([CY_AC_LOAD_ITCLCONFIG], [
if test -f "$ITCLCONFIG" ; then
. $ITCLCONFIG
fi
# check for Itcl headers.
-AC_DEFUN(CY_AC_PATH_ITCLH, [
+AC_DEFUN([CY_AC_PATH_ITCLH], [
AC_MSG_CHECKING(for Itcl private headers. srcdir=${srcdir})
if test x"${ac_cv_c_itclh}" = x ; then
for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ${srcdir}/../itcl/itcl; do
])
-AC_DEFUN(CY_AC_PATH_ITKCONFIG, [
+AC_DEFUN([CY_AC_PATH_ITKCONFIG], [
#
# Ok, lets find the itk configuration
# First, look for one uninstalled.
# Defined as a separate macro so we don't have to cache the values
# from PATH_ITKCONFIG (because this can also be cached).
-AC_DEFUN(CY_AC_LOAD_ITKCONFIG, [
+AC_DEFUN([CY_AC_LOAD_ITKCONFIG], [
if test -f "$ITKCONFIG" ; then
. $ITKCONFIG
fi
AC_SUBST(ITK_LIB_SPEC)
])
-AC_DEFUN(CY_AC_PATH_ITKH, [
+AC_DEFUN([CY_AC_PATH_ITKH], [
AC_MSG_CHECKING(for Itk private headers. srcdir=${srcdir})
if test x"${ac_cv_c_itkh}" = x ; then
for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ${srcdir}/../itcl/itk; do
#AC_SUBST(ITKLIB)
])
-# check for Tix headers.
-AC_DEFUN(CY_AC_PATH_TIXH, [
-AC_MSG_CHECKING(for Tix private headers. srcdir=${srcdir})
-if test x"${ac_cv_c_tixh}" = x ; then
- for i in ${srcdir}/../tix ${srcdir}/../../tix ${srcdir}/../../../tix ; do
- if test -f $i/generic/tix.h ; then
- ac_cv_c_tixh=`(cd $i/generic; pwd)`
- break
- fi
- done
-fi
-if test x"${ac_cv_c_tixh}" = x ; then
- TIXHDIR="# no Tix private headers found"
- AC_MSG_ERROR([Can't find Tix private headers])
-fi
-if test x"${ac_cv_c_tixh}" != x ; then
- TIXHDIR="-I${ac_cv_c_tixh}"
-fi
-AC_SUBST(TIXHDIR)
-])
+## ----------------------------------------- ##
+## ANSIfy the C compiler whenever possible. ##
+## From Franc,ois Pinard ##
+## ----------------------------------------- ##
-AC_DEFUN(CY_AC_PATH_TIXCONFIG, [
-#
-# Ok, lets find the tix configuration
-# First, look for one uninstalled.
-# the alternative search directory is invoked by --with-itkconfig
-#
+# Copyright (C) 1996, 1997, 1999, 2000, 2001 Free Software Foundation, Inc.
-if test x"${no_tix}" = x ; then
- # we reset no_tix in case something fails here
- no_tix=true
- AC_ARG_WITH(tixconfig, [ --with-tixconfig Directory containing tix configuration (tixConfig.sh)],
- with_tixconfig=${withval})
- AC_MSG_CHECKING([for Tix configuration])
- AC_CACHE_VAL(ac_cv_c_tixconfig,[
-
- # First check to see if --with-tixconfig was specified.
- if test x"${with_tixconfig}" != x ; then
- if test -f "${with_tixconfig}/tixConfig.sh" ; then
- ac_cv_c_tixconfig=`(cd ${with_tixconfig}; pwd)`
- else
- AC_MSG_ERROR([${with_tixconfig} directory doesn't contain tixConfig.sh])
- fi
- fi
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
- # then check for a private Tix library
- if test x"${ac_cv_c_tixconfig}" = x ; then
- for i in \
- ../tix \
- `ls -dr ../tix 2>/dev/null` \
- ../../tix \
- `ls -dr ../../tix 2>/dev/null` \
- ../../../tix \
- `ls -dr ../../../tix 2>/dev/null` ; do
- echo "**** Looking at $i - with ${configdir}"
- if test -f "$i/tixConfig.sh" ; then
- ac_cv_c_tixconfig=`(cd $i; pwd)`
- break
- fi
- done
- fi
- # check in a few common install locations
- if test x"${ac_cv_c_tixconfig}" = x ; then
- for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
- echo "**** Looking at $i"
- if test -f "$i/tixConfig.sh" ; then
- ac_cv_c_tixconfig=`(cd $i; pwd)`
- break
- fi
- done
- fi
- # check in a few other private locations
- echo "**** Other private locations"
- if test x"${ac_cv_c_tixconfig}" = x ; then
- for i in \
- ${srcdir}/../tix \
- `ls -dr ${srcdir}/../tix 2>/dev/null` ; do
- echo "**** Looking at $i - with ${configdir}"
- if test -f "$i/${configdir}/tixConfig.sh" ; then
- ac_cv_c_tixconfig=`(cd $i/${configdir}; pwd)`
- break
- fi
- done
- fi
- ])
- if test x"${ac_cv_c_tixconfig}" = x ; then
- TIXCONFIG="# no Tix configs found"
- AC_MSG_WARN(Can't find Tix configuration definitions)
- else
- no_tix=
- TIXCONFIG=${ac_cv_c_tixconfig}/tixConfig.sh
- AC_MSG_RESULT(found $TIXCONFIG)
- fi
-fi
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
-])
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor,
+# Boston, MA 02110-1301, USA.
-# Defined as a separate macro so we don't have to cache the values
-# from PATH_TIXCONFIG (because this can also be cached).
-AC_DEFUN(CY_AC_LOAD_TIXCONFIG, [
- if test -f "$TIXCONFIG" ; then
- . $TIXCONFIG
- fi
+# serial 1
- AC_SUBST(TIX_VERSION)
-dnl not actually used, don't export to save symbols
-dnl AC_SUBST(TIX_MAJOR_VERSION)
-dnl AC_SUBST(TIX_MINOR_VERSION)
-dnl AC_SUBST(TIX_DEFS)
+# @defmac AC_PROG_CC_STDC
+# @maindex PROG_CC_STDC
+# @ovindex CC
+# If the C compiler in not in ANSI C mode by default, try to add an option
+# to output variable @code{CC} to make it so. This macro tries various
+# options that select ANSI C on some system or another. It considers the
+# compiler to be in ANSI C mode if it handles function prototypes correctly.
+#
+# If you use this macro, you should check after calling it whether the C
+# compiler has been set to accept ANSI C; if not, the shell variable
+# @code{am_cv_prog_cc_stdc} is set to @samp{no}. If you wrote your source
+# code in ANSI C, you can make an un-ANSIfied copy of it by using the
+# program @code{ansi2knr}, which comes with Ghostscript.
+# @end defmac
+
+AC_DEFUN([AM_PROG_CC_STDC],
+[AC_REQUIRE([AC_PROG_CC])
+AC_BEFORE([$0], [AC_C_INLINE])
+AC_BEFORE([$0], [AC_C_CONST])
+dnl Force this before AC_PROG_CPP. Some cpp's, eg on HPUX, require
+dnl a magic option to avoid problems with ANSI preprocessor commands
+dnl like #elif.
+dnl FIXME: can't do this because then AC_AIX won't work due to a
+dnl circular dependency.
+dnl AC_BEFORE([$0], [AC_PROG_CPP])
+AC_MSG_CHECKING([for ${CC-cc} option to accept ANSI C])
+AC_CACHE_VAL(am_cv_prog_cc_stdc,
+[am_cv_prog_cc_stdc=no
+ac_save_CC="$CC"
+# Don't try gcc -ansi; that turns off useful extensions and
+# breaks some systems' header files.
+# AIX -qlanglvl=ansi
+# Ultrix and OSF/1 -std1
+# HP-UX 10.20 and later -Ae
+# HP-UX older versions -Aa -D_HPUX_SOURCE
+# SVR4 -Xc -D__EXTENSIONS__
+for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+do
+ CC="$ac_save_CC $ac_arg"
+ AC_TRY_COMPILE(
+[#include <stdarg.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */
+struct buf { int x; };
+FILE * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (p, i)
+ char **p;
+ int i;
+{
+ return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+ char *s;
+ va_list v;
+ va_start (v,p);
+ s = g (p, va_arg (v,int));
+ va_end (v);
+ return s;
+}
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
+int argc;
+char **argv;
+], [
+return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1];
+],
+[am_cv_prog_cc_stdc="$ac_arg"; break])
+done
+CC="$ac_save_CC"
+])
+if test -z "$am_cv_prog_cc_stdc"; then
+ AC_MSG_RESULT([none needed])
+else
+ AC_MSG_RESULT([$am_cv_prog_cc_stdc])
+fi
+case "x$am_cv_prog_cc_stdc" in
+ x|xno) ;;
+ *) CC="$CC $am_cv_prog_cc_stdc" ;;
+esac
+])
-dnl not used, don't export to save symbols
-dnl dnl AC_SUBST(TIX_LIB_FILE)
+dnl From Bruno Haible.
-dnl not used outside of configure
-dnl AC_SUBST(TIX_LIBS)
-dnl not used, don't export to save symbols
-dnl AC_SUBST(TIX_PREFIX)
+AC_DEFUN([AM_ICONV],
+[
+ dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and
+ dnl those with the standalone portable GNU libiconv installed).
-dnl not used, don't export to save symbols
-dnl AC_SUBST(TIX_EXEC_PREFIX)
+ AC_ARG_WITH([libiconv-prefix],
+[ --with-libiconv-prefix=DIR search for libiconv in DIR/include and DIR/lib], [
+ for dir in `echo "$withval" | tr : ' '`; do
+ if test -d $dir/include; then CPPFLAGS="$CPPFLAGS -I$dir/include"; fi
+ if test -d $dir/lib; then LDFLAGS="$LDFLAGS -L$dir/lib"; fi
+ done
+ ])
+
+ AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [
+ am_cv_func_iconv="no, consider installing GNU libiconv"
+ am_cv_lib_iconv=no
+ AC_TRY_LINK([#include <stdlib.h>
+#include <iconv.h>],
+ [iconv_t cd = iconv_open("","");
+ iconv(cd,NULL,NULL,NULL,NULL);
+ iconv_close(cd);],
+ am_cv_func_iconv=yes)
+ if test "$am_cv_func_iconv" != yes; then
+ am_save_LIBS="$LIBS"
+ LIBS="$LIBS -liconv"
+ AC_TRY_LINK([#include <stdlib.h>
+#include <iconv.h>],
+ [iconv_t cd = iconv_open("","");
+ iconv(cd,NULL,NULL,NULL,NULL);
+ iconv_close(cd);],
+ am_cv_lib_iconv=yes
+ am_cv_func_iconv=yes)
+ LIBS="$am_save_LIBS"
+ fi
+ ])
+ if test "$am_cv_func_iconv" = yes; then
+ AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
+ AC_MSG_CHECKING([for iconv declaration])
+ AC_CACHE_VAL(am_cv_proto_iconv, [
+ AC_TRY_COMPILE([
+#include <stdlib.h>
+#include <iconv.h>
+extern
+#ifdef __cplusplus
+"C"
+#endif
+#if defined(__STDC__) || defined(__cplusplus)
+size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
+#else
+size_t iconv();
+#endif
+], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")
+ am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
+ am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
+ AC_MSG_RESULT([$]{ac_t:-
+ }[$]am_cv_proto_iconv)
+ AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
+ [Define as const if the declaration of iconv() needs const.])
+ fi
+ LIBICONV=
+ if test "$am_cv_lib_iconv" = yes; then
+ LIBICONV="-liconv"
+ fi
+ AC_SUBST(LIBICONV)
+])
-dnl AC_SUBST(TIX_BUILD_INCLUDES)
- AC_SUBST(TIX_BUILD_LIB_SPEC)
-dnl AC_SUBST(TIX_LIB_SPEC)
+dnl written by Guido Draheim <guidod@gmx.de>, original by Alexandre Oliva
+dnl Version 1.3 (2001/03/02)
+dnl source http://www.gnu.org/software/ac-archive/Miscellaneous/ac_define_dir.html
+
+AC_DEFUN([AC_DEFINE_DIR], [
+ test "x$prefix" = xNONE && prefix="$ac_default_prefix"
+ test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
+ ac_define_dir=`eval echo [$]$2`
+ ac_define_dir=`eval echo [$]ac_define_dir`
+ ifelse($3, ,
+ AC_DEFINE_UNQUOTED($1, "$ac_define_dir"),
+ AC_DEFINE_UNQUOTED($1, "$ac_define_dir", $3))
])
-dnl sinclude(../gettext.m4) already included by bfd/acinclude.m4
-dnl The lines below arrange for aclocal not to bring gettext.m4's
-dnl CY_GNU_GETTEXT into aclocal.m4.
-ifelse(yes,no,[
-AC_DEFUN([CY_GNU_GETTEXT],)
+dnl See whether we need a declaration for a function.
+dnl The result is highly dependent on the INCLUDES passed in, so make sure
+dnl to use a different cache variable name in this macro if it is invoked
+dnl in a different context somewhere else.
+dnl gcc_AC_CHECK_DECL(SYMBOL,
+dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]])
+AC_DEFUN([gcc_AC_CHECK_DECL],
+[AC_MSG_CHECKING([whether $1 is declared])
+AC_CACHE_VAL(gcc_cv_have_decl_$1,
+[AC_TRY_COMPILE([$4],
+[#ifndef $1
+char *(*pfn) = (char *(*)) $1 ;
+#endif], eval "gcc_cv_have_decl_$1=yes", eval "gcc_cv_have_decl_$1=no")])
+if eval "test \"`echo '$gcc_cv_have_decl_'$1`\" = yes"; then
+ AC_MSG_RESULT(yes) ; ifelse([$2], , :, [$2])
+else
+ AC_MSG_RESULT(no) ; ifelse([$3], , :, [$3])
+fi
+])dnl
+
+dnl Check multiple functions to see whether each needs a declaration.
+dnl Arrange to define HAVE_DECL_<FUNCTION> to 0 or 1 as appropriate.
+dnl gcc_AC_CHECK_DECLS(SYMBOLS,
+dnl [ACTION-IF-NEEDED [, ACTION-IF-NOT-NEEDED [, INCLUDES]]])
+AC_DEFUN([gcc_AC_CHECK_DECLS],
+[for ac_func in $1
+do
+changequote(, )dnl
+ ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+changequote([, ])dnl
+gcc_AC_CHECK_DECL($ac_func,
+ [AC_DEFINE_UNQUOTED($ac_tr_decl, 1) $2],
+ [AC_DEFINE_UNQUOTED($ac_tr_decl, 0) $3],
+dnl It is possible that the include files passed in here are local headers
+dnl which supply a backup declaration for the relevant prototype based on
+dnl the definition of (or lack of) the HAVE_DECL_ macro. If so, this test
+dnl will always return success. E.g. see libiberty.h's handling of
+dnl `basename'. To avoid this, we define the relevant HAVE_DECL_ macro to
+dnl 1 so that any local headers used do not provide their own prototype
+dnl during this test.
+#undef $ac_tr_decl
+#define $ac_tr_decl 1
+ $4
+)
+done
+dnl Automatically generate config.h entries via autoheader.
+if test x = y ; then
+ patsubst(translit([$1], [a-z], [A-Z]), [\w+],
+ [AC_DEFINE([HAVE_DECL_\&], 1,
+ [Define to 1 if we found this declaration otherwise define to 0.])])dnl
+fi
])
+