sinclude(../config/acinclude.m4)
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)
-])
-
-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
-#
-
-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
-
- # 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 $TIXCONFIG)
- fi
-fi
-
-])
-
-# Defined as a separate macro so we don't have to cache the values
-# from PATH_TIXCONFIG (because this can also be cached).
-AC_DEFUN(CY_AC_LOAD_TIXCONFIG, [
- if test -f "$TIXCONFIG" ; then
- . $TIXCONFIG
- fi
-
- 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)
-
-dnl not used, don't export to save symbols
-dnl dnl AC_SUBST(TIX_LIB_FILE)
-
-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)
-
-dnl not used, don't export to save symbols
-dnl AC_SUBST(TIX_EXEC_PREFIX)
-
-dnl AC_SUBST(TIX_BUILD_INCLUDES)
- AC_SUBST(TIX_BUILD_LIB_SPEC)
-dnl AC_SUBST(TIX_LIB_SPEC)
-])
dnl sinclude(../gettext.m4) already included by bfd/acinclude.m4
dnl The lines below arrange for aclocal not to bring gettext.m4's
fi
AC_SUBST(LIBICONV)
])
+
+# AC_GNU_SOURCE
+# -------------
+# FIXME: Remove thise once we start using Autoconf 2.5x (x>=4).
+AC_DEFUN([AC_GNU_SOURCE],
+[AC_BEFORE([$0], [AC_TRY_COMPILE])dnl
+AC_BEFORE([$0], [AC_TRY_RUN])dnl
+AC_DEFINE([_GNU_SOURCE])
+])
+
+dnl written by Guido Draheim <guidod@gmx.de>, original by Alexandre Oliva
+dnl Version 1.3 (2001/03/02)
+dnl source http://www.gnu.org/software/ac-archive/Miscellaneous/ac_define_dir.html
+
+AC_DEFUN([AC_DEFINE_DIR], [
+ test "x$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 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
+])
+
projects / deliverable / binutils-gdb.git / blobdiff