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acinclude.m4
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acinclude.m4
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## -*- autoconf -*-
dnl unixODBC
dnl
dnl This file has been customized for unixODBC.
dnl
dnl AC_CHECK_LIBPT_NOC(LIBRARY, FUNCTION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND
dnl [, OTHER-LIBRARIES]]])
AC_DEFUN([AC_CHECK_LIBPT_NOC],
[AC_MSG_CHECKING([for $2 in -l$1])
dnl Use a cache variable name containing both the library and function name,
dnl because the test really is for library $1 defining function $2, not
dnl just for library $1. Separate tests with the same $1 and different $2s
dnl may have different results.
ac_save_LIBS="$LIBS"
LIBS="-l$1 $5 $LIBS"
AC_TRY_LINK(dnl
[ #ifdef __cplusplus
extern "C"
#endif
#include <pthread.h>
],
[$2(0)],
eval "ac_cv_lib_$ac_lib_var=yes",
eval "ac_cv_lib_$ac_lib_var=no")
LIBS="$ac_save_LIBS"
dnl
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
AC_MSG_RESULT(yes)
ifelse([$3], ,
[changequote(, )dnl
ac_tr_lib=HAVE_LIB`echo $1 | sed -e 's/[^a-zA-Z0-9_]/_/g' \
-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
changequote([, ])dnl
AC_DEFINE_UNQUOTED($ac_tr_lib)
LIBS="-l$1 $LIBS"
], [$3])
else
AC_MSG_RESULT(no)
ifelse([$4], , , [$4
])dnl
fi
])
dnl Check if the compiler works with a given command line option
dnl AC_CHECK_COMP_OPT(OPTION)
AC_DEFUN([AC_CHECK_COMP_OPT],
[AC_MSG_CHECKING([if compiler accepts -$1])
echo 'void f(){}' > conftest.c
if test -z "`${CC-cc} -$1 -c conftest.c 2>&1`"; then
AC_MSG_RESULT(yes)
CFLAGS="$CFLAGS -$1"
else
AC_MSG_RESULT(no)
fi
rm -f conftest*
])
dnl Check for a lib, without checking the cache first
dnl AC_CHECK_LIB_NOC(LIBRARY, FUNCTION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND
dnl [, OTHER-LIBRARIES]]])
AC_DEFUN([AC_CHECK_LIB_NOC],
[AC_MSG_CHECKING([for $2 in -l$1 $5])
ac_save_LIBS="$LIBS"
LIBS="-l$1 $5 $LIBS"
AC_TRY_LINK(dnl
[/* Override any gcc2 internal prototype to avoid an error. */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
builtin and then its argument prototype would still apply. */
char $2();
],
[$2()],
eval "ac_cv_lib_$ac_lib_var=yes",
eval "ac_cv_lib_$ac_lib_var=no")
LIBS="$ac_save_LIBS"
if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
AC_MSG_RESULT(yes)
ifelse([$3], ,
[changequote(, )dnl
ac_tr_lib=HAVE_LIB`echo $1 | sed -e 's/[^a-zA-Z0-9_]/_/g' \
-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'`
changequote([, ])dnl
AC_DEFINE_UNQUOTED($ac_tr_lib)
LIBS="-l$1 $LIBS"
], [$3])
else
AC_MSG_RESULT(no)
ifelse([$4], , , [$4
])dnl
fi
])
dnl ##
dnl ## GNU Pth - The GNU Portable Threads
dnl ## Copyright (c) 1999-2000 Ralf S. Engelschall <[email protected]>
dnl ##
dnl ## This file is part of GNU Pth, a non-preemptive thread scheduling
dnl ## library which can be found at http://www.gnu.org/software/pth/.
dnl ##
dnl ## This library is free software; you can redistribute it and/or
dnl ## modify it under the terms of the GNU Lesser General Public
dnl ## License as published by the Free Software Foundation; either
dnl ## version 2.1 of the License, or (at your option) any later version.
dnl ##
dnl ## This library is distributed in the hope that it will be useful,
dnl ## but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
dnl ## Lesser General Public License for more details.
dnl ##
dnl ## You should have received a copy of the GNU Lesser General Public
dnl ## License along with this library; if not, write to the Free Software
dnl ## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
dnl ## USA, or contact Ralf S. Engelschall <[email protected]>.
dnl ##
dnl ## pth.m4: Autoconf macro for locating GNU Pth from within
dnl ## configure.in of third-party software packages
dnl ##
dnl ##
dnl ## Synopsis:
dnl ## AC_CHECK_PTH([MIN-VERSION [, # minimum Pth version, e.g. 1.2b3
dnl ## DEFAULT-WITH-PTH [, # default value for --with-pth option
dnl ## DEFAULT-WITH-PTH-TEST [,# default value for --with-pth-test option
dnl ## EXTEND-VARS [, # whether CFLAGS/LDFLAGS/etc are extended
dnl ## ACTION-IF-FOUND [, # action to perform if Pth was found
dnl ## ACTION-IF-NOT-FOUND # action to perform if Pth was not found
dnl ## ]]]]]])
dnl ## Examples:
dnl ## AC_CHECK_PTH(1.2.0)
dnl ## AC_CHECK_PTH(1.2.0,,,no,CFLAGS="$CFLAGS -DHAVE_PTH $PTH_CFLAGS")
dnl ## AC_CHECK_PTH(1.2.0,yes,yes,yes,CFLAGS="$CFLAGS -DHAVE_PTH")
dnl ##
dnl
dnl # auxilliary macros
AC_DEFUN([_AC_PTH_ERROR], [dnl
AC_MSG_RESULT([*FAILED*])
echo " +------------------------------------------------------------------------+" 1>&2
cat <<EOT | sed -e 's/^[[ ]]*/ | /' -e 's/>>/ /' 1>&2
$1
EOT
echo " +------------------------------------------------------------------------+" 1>&2
exit 1
])
AC_DEFUN([_AC_PTH_VERBOSE], [dnl
if test ".$verbose" = .yes; then
AC_MSG_RESULT([ $1])
fi
])
dnl # the user macro
AC_DEFUN([AC_CHECK_PTH], [dnl
dnl
dnl # prerequisites
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_PROG_CPP])dnl
dnl
PTH_CPPFLAGS=''
PTH_CFLAGS=''
PTH_LDFLAGS=''
PTH_LIBS=''
AC_SUBST(PTH_CPPFLAGS)
AC_SUBST(PTH_CFLAGS)
AC_SUBST(PTH_LDFLAGS)
AC_SUBST(PTH_LIBS)
dnl # command line options
AC_MSG_CHECKING(for GNU Pth)
_AC_PTH_VERBOSE([])
AC_ARG_WITH(pth,dnl
[AS_HELP_STRING([--with-pth[=ARG]], [Build with GNU Pth Library (default=]ifelse([$2],,yes,$2)[)])],dnl
,dnl
with_pth="ifelse([$2],,yes,$2)"
)dnl
AC_ARG_WITH(pth-test,dnl
[AS_HELP_STRING([--with-pth-test], [Perform GNU Pth Sanity Test (default=]ifelse([$3],,yes,$3)[)])],dnl
,dnl
with_pth_test="ifelse([$3],,yes,$3)"
)dnl
_AC_PTH_VERBOSE([+ Command Line Options:])
_AC_PTH_VERBOSE([ o --with-pth=$with_pth])
_AC_PTH_VERBOSE([ o --with-pth-test=$with_pth_test])
dnl
dnl # configuration
if test ".$with_pth" != .no; then
_pth_subdir=no
_pth_subdir_opts=''
case "$with_pth" in
subdir:* )
_pth_subdir=yes
changequote(, )dnl
_pth_subdir_opts=`echo $with_pth | sed -e 's/^subdir:[^ ]*[ ]*//'`
with_pth=`echo $with_pth | sed -e 's/^subdir:\([^ ]*\).*$/\1/'`
changequote([, ])dnl
;;
esac
_pth_version=""
_pth_location=""
_pth_type=""
_pth_cppflags=""
_pth_cflags=""
_pth_ldflags=""
_pth_libs=""
if test ".$with_pth" = .yes; then
# via config script in $PATH
changequote(, )dnl
_pth_version=`(pth-config --version) 2>/dev/null |\
sed -e 's/^.*\([0-9]\.[0-9]*[ab.][0-9]*\).*$/\1/'`
changequote([, ])dnl
if test ".$_pth_version" != .; then
_pth_location=`pth-config --prefix`
_pth_type='installed'
_pth_cppflags=`pth-config --cflags`
_pth_cflags=`pth-config --cflags`
_pth_ldflags=`pth-config --ldflags`
_pth_libs=`pth-config --libs`
fi
elif test -d "$with_pth"; then
with_pth=`echo $with_pth | sed -e 's;/*$;;'`
_pth_found=no
# via locally included source tree
if test ".$_pth_subdir" = .yes; then
_pth_location="$with_pth"
_pth_type='local'
_pth_cppflags="-I$with_pth"
_pth_cflags="-I$with_pth"
if test -f "$with_pth/ltconfig"; then
_pth_ldflags="-L$with_pth/.libs"
else
_pth_ldflags="-L$with_pth"
fi
_pth_libs="-lpth"
changequote(, )dnl
_pth_version=`grep '^const char PTH_Hello' $with_pth/pth_vers.c |\
sed -e 's;^.*Version[ ]*\([0-9]*\.[0-9]*[.ab][0-9]*\)[ ].*$;\1;'`
changequote([, ])dnl
_pth_found=yes
ac_configure_args="$ac_configure_args --enable-subdir $_pth_subdir_opts"
with_pth_test=no
fi
# via config script under a specified directory
# (a standard installation, but not a source tree)
if test ".$_pth_found" = .no; then
for _dir in $with_pth/bin $with_pth; do
if test -f "$_dir/pth-config"; then
test -f "$_dir/pth-config.in" && continue # pth-config in source tree!
changequote(, )dnl
_pth_version=`($_dir/pth-config --version) 2>/dev/null |\
sed -e 's/^.*\([0-9]\.[0-9]*[ab.][0-9]*\).*$/\1/'`
changequote([, ])dnl
if test ".$_pth_version" != .; then
_pth_location=`$_dir/pth-config --prefix`
_pth_type="installed"
_pth_cppflags=`$_dir/pth-config --cflags`
_pth_cflags=`$_dir/pth-config --cflags`
_pth_ldflags=`$_dir/pth-config --ldflags`
_pth_libs=`$_dir/pth-config --libs`
_pth_found=yes
break
fi
fi
done
fi
# in any subarea under a specified directory
# (either a special installation or a Pth source tree)
if test ".$_pth_found" = .no; then
changequote(, )dnl
_pth_found=0
for _file in x `find $with_pth -name "pth.h" -type f -print`; do
test .$_file = .x && continue
_dir=`echo $_file | sed -e 's;[^/]*$;;' -e 's;\(.\)/$;\1;'`
_pth_version=`($_dir/pth-config --version) 2>/dev/null |\
sed -e 's/^.*\([0-9]\.[0-9]*[ab.][0-9]*\).*$/\1/'`
if test ".$_pth_version" = .; then
_pth_version=`grep '^#define PTH_VERSION_STR' $_file |\
sed -e 's;^#define[ ]*PTH_VERSION_STR[ ]*"\([0-9]*\.[0-9]*[.ab][0-9]*\)[ ].*$;\1;'`
fi
_pth_cppflags="-I$_dir"
_pth_cflags="-I$_dir"
_pth_found=`expr $_pth_found + 1`
done
for _file in x `find $with_pth -name "libpth.[aso]" -type f -print`; do
test .$_file = .x && continue
_dir=`echo $_file | sed -e 's;[^/]*$;;' -e 's;\(.\)/$;\1;'`
_pth_ldflags="-L$_dir"
_pth_libs="-lpth"
_pth_found=`expr $_pth_found + 1`
done
changequote([, ])dnl
if test ".$_pth_found" = .2; then
_pth_location="$with_pth"
_pth_type="uninstalled"
else
_pth_version=''
fi
fi
fi
_AC_PTH_VERBOSE([+ Determined Location:])
_AC_PTH_VERBOSE([ o path: $_pth_location])
_AC_PTH_VERBOSE([ o type: $_pth_type])
if test ".$_pth_version" = .; then
if test ".$with_pth" != .yes; then
_AC_PTH_ERROR([dnl
Unable to locate GNU Pth under $with_pth.
Please specify the correct path to either a GNU Pth installation tree
(use --with-pth=DIR if you used --prefix=DIR for installing GNU Pth in
the past) or to a GNU Pth source tree (use --with-pth=DIR if DIR is a
path to a pth-X.Y.Z/ directory; but make sure the package is already
built, i.e., the "configure; make" step was already performed there).])
else
_AC_PTH_ERROR([dnl
Unable to locate GNU Pth in any system-wide location (see \$PATH).
Please specify the correct path to either a GNU Pth installation tree
(use --with-pth=DIR if you used --prefix=DIR for installing GNU Pth in
the past) or to a GNU Pth source tree (use --with-pth=DIR if DIR is a
path to a pth-X.Y.Z/ directory; but make sure the package is already
built, i.e., the "configure; make" step was already performed there).])
fi
fi
dnl #
dnl # Check whether the found version is sufficiently new
dnl #
_req_version="ifelse([$1],,1.0.0,$1)"
for _var in _pth_version _req_version; do
eval "_val=\"\$${_var}\""
_major=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\1/'`
_minor=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\2/'`
_rtype=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\3/'`
_micro=`echo $_val | sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\([[ab.]]\)\([[0-9]]*\)/\4/'`
case $_rtype in
"a" ) _rtype=0 ;;
"b" ) _rtype=1 ;;
"." ) _rtype=2 ;;
esac
_hex=`echo dummy | awk '{ printf("%d%02d%1d%02d", major, minor, rtype, micro); }' \
"major=$_major" "minor=$_minor" "rtype=$_rtype" "micro=$_micro"`
eval "${_var}_hex=\"\$_hex\""
done
_AC_PTH_VERBOSE([+ Determined Versions:])
_AC_PTH_VERBOSE([ o existing: $_pth_version -> 0x$_pth_version_hex])
_AC_PTH_VERBOSE([ o required: $_req_version -> 0x$_req_version_hex])
_ok=0
if test ".$_pth_version_hex" != .; then
if test ".$_req_version_hex" != .; then
if test $_pth_version_hex -ge $_req_version_hex; then
_ok=1
fi
fi
fi
if test ".$_ok" = .0; then
_AC_PTH_ERROR([dnl
Found Pth version $_pth_version, but required at least version $_req_version.
Upgrade Pth under $_pth_location to $_req_version or higher first, please.])
fi
dnl #
dnl # Perform Pth Sanity Compile Check
dnl #
if test ".$with_pth_test" = .yes; then
_ac_save_CPPFLAGS="$CPPFLAGS"
_ac_save_CFLAGS="$CFLAGS"
_ac_save_LDFLAGS="$LDFLAGS"
_ac_save_LIBS="$LIBS"
CPPFLAGS="$CPPFLAGS $_pth_cppflags"
CFLAGS="$CFLAGS $_pth_cflags"
LDFLAGS="$LDFLAGS $_pth_ldflags"
LIBS="$LIBS $_pth_libs"
_AC_PTH_VERBOSE([+ Test Build Environment:])
_AC_PTH_VERBOSE([ o CPPFLAGS=\"$CPPFLAGS\"])
_AC_PTH_VERBOSE([ o CFLAGS=\"$CFLAGS\"])
_AC_PTH_VERBOSE([ o LDFLAGS=\"$LDFLAGS\"])
_AC_PTH_VERBOSE([ o LIBS=\"$LIBS\"])
cross_compile=no
define(_code1, [dnl
#include <stdio.h>
#include <pth.h>
])
define(_code2, [dnl
int main(int argc, char *argv[])
{
FILE *fp;
if (!(fp = fopen("conftestval", "w")))
exit(1);
fprintf(fp, "hmm");
fclose(fp);
pth_init();
pth_kill();
if (!(fp = fopen("conftestval", "w")))
exit(1);
fprintf(fp, "yes");
fclose(fp);
exit(0);
}
])
_AC_PTH_VERBOSE([+ Performing Sanity Checks:])
_AC_PTH_VERBOSE([ o pre-processor test])
AC_TRY_CPP(_code1, _ok=yes, _ok=no)
if test ".$_ok" != .yes; then
_AC_PTH_ERROR([dnl
Found GNU Pth $_pth_version under $_pth_location, but
was unable to perform a sanity pre-processor check. This means
the GNU Pth header pth.h was not found.
We used the following build environment:
>> CPP="$CPP"
>> CPPFLAGS="$CPPFLAGS"
See config.log for possibly more details.])
fi
_AC_PTH_VERBOSE([ o link check])
AC_TRY_LINK(_code1, _code2, _ok=yes, _ok=no)
if test ".$_ok" != .yes; then
_AC_PTH_ERROR([dnl
Found GNU Pth $_pth_version under $_pth_location, but
was unable to perform a sanity linker check. This means
the GNU Pth library libpth.a was not found.
We used the following build environment:
>> CC="$CC"
>> CFLAGS="$CFLAGS"
>> LDFLAGS="$LDFLAGS"
>> LIBS="$LIBS"
See config.log for possibly more details.])
fi
_AC_PTH_VERBOSE([ o run-time check])
AC_TRY_RUN(_code1 _code2, _ok=`cat conftestval`, _ok=no, _ok=no)
if test ".$_ok" != .yes; then
if test ".$_ok" = .no; then
_AC_PTH_ERROR([dnl
Found GNU Pth $_pth_version under $_pth_location, but
was unable to perform a sanity execution check. This usually
means that the GNU Pth shared library libpth.so is present
but \$LD_LIBRARY_PATH is incomplete to execute a Pth test.
In this case either disable this test via --without-pth-test,
or extend \$LD_LIBRARY_PATH, or build GNU Pth as a static
library only via its --disable-shared Autoconf option.
We used the following build environment:
>> CC="$CC"
>> CFLAGS="$CFLAGS"
>> LDFLAGS="$LDFLAGS"
>> LIBS="$LIBS"
See config.log for possibly more details.])
else
_AC_PTH_ERROR([dnl
Found GNU Pth $_pth_version under $_pth_location, but
was unable to perform a sanity run-time check. This usually
means that the GNU Pth library failed to work and possibly
caused a core dump in the test program. In this case it
is strongly recommended that you re-install GNU Pth and this
time make sure that it really passes its "make test" procedure.
We used the following build environment:
>> CC="$CC"
>> CFLAGS="$CFLAGS"
>> LDFLAGS="$LDFLAGS"
>> LIBS="$LIBS"
See config.log for possibly more details.])
fi
fi
_extendvars="ifelse([$4],,yes,$4)"
if test ".$_extendvars" != .yes; then
CPPFLAGS="$_ac_save_CPPFLAGS"
CFLAGS="$_ac_save_CFLAGS"
LDFLAGS="$_ac_save_LDFLAGS"
LIBS="$_ac_save_LIBS"
fi
else
_extendvars="ifelse([$4],,yes,$4)"
if test ".$_extendvars" = .yes; then
if test ".$_pth_subdir" = .yes; then
CPPFLAGS="$CPPFLAGS $_pth_cppflags"
CFLAGS="$CFLAGS $_pth_cflags"
LDFLAGS="$LDFLAGS $_pth_ldflags"
LIBS="$LIBS $_pth_libs"
fi
fi
fi
PTH_CPPFLAGS="$_pth_cppflags"
PTH_CFLAGS="$_pth_cflags"
PTH_LDFLAGS="$_pth_ldflags"
PTH_LIBS="$_pth_libs"
AC_SUBST(PTH_CPPFLAGS)
AC_SUBST(PTH_CFLAGS)
AC_SUBST(PTH_LDFLAGS)
AC_SUBST(PTH_LIBS)
_AC_PTH_VERBOSE([+ Final Results:])
_AC_PTH_VERBOSE([ o PTH_CPPFLAGS=\"$PTH_CPPFLAGS\"])
_AC_PTH_VERBOSE([ o PTH_CFLAGS=\"$PTH_CFLAGS\"])
_AC_PTH_VERBOSE([ o PTH_LDFLAGS=\"$PTH_LDFLAGS\"])
_AC_PTH_VERBOSE([ o PTH_LIBS=\"$PTH_LIBS\"])
fi
if test ".$with_pth" != .no; then
AC_MSG_RESULT([version $_pth_version, $_pth_type under $_pth_location])
ifelse([$5], , :, [$5])
else
AC_MSG_RESULT([no])
ifelse([$6], , :, [$6])
fi
])
# AC_CHECK_LONG_LONG
#-------------------
AC_DEFUN([AC_CHECK_LONG_LONG],
[
AC_MSG_CHECKING(for long long)
AC_CACHE_VAL(ac_cv_type_long_long,
[
AC_TRY_COMPILE([
#include <stdio.h>
],
[
long long x;
],
ac_cv_type_long_long=yes,
ac_cv_type_long_long=no)
])
AC_MSG_RESULT($ac_cv_type_long_long)
if eval "test \"`echo $ac_cv_type_long_long`\" = yes"; then
AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have long long])
fi
])# AC_CHECK_LONG_LONG
dnl From Bruno Haible.
AC_DEFUN([AM_ICONV],
[
dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and
dnl those with the standalone portable GNU libiconv installed).
AC_ARG_WITH([libiconv-prefix],
[AS_HELP_STRING([--with-libiconv-prefix=DIR], [search for libiconv in DIR/include and DIR/lib])], [
for dir in `echo "$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)
])
# AC_LIBLTDL_CONVENIENCE_G([DIRECTORY])
# -----------------------------------
# sets LIBLTDL to the link flags for the libltdl convenience library and
# LTDLINCL to the include flags for the libltdl header and adds
# --enable-ltdl-convenience to the configure arguments. Note that
# AC_CONFIG_SUBDIRS is not called here. If DIRECTORY is not provided,
# it is assumed to be `libltdl'. LIBLTDL will be prefixed with
# '${top_builddir}/' and LTDLINCL will be prefixed with '${top_srcdir}/'
# (note the single quotes!). If your package is not flat and you're not
# using automake, define top_builddir and top_srcdir appropriately in
# the Makefiles.
AC_DEFUN([AC_LIBLTDL_CONVENIENCE_G],
[AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
case $enable_ltdl_convenience in
no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
"") enable_ltdl_convenience=yes
ac_configure_args="$ac_configure_args --enable-ltdl-convenience CFLAGS=-DWITHOUT_RTLD_GROUP" ;;
esac
LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdlc.la
LTDLINCL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
# For backwards non-gettext consistent compatibility...
INCLTDL="$LTDLINCL"
])# AC_LIBLTDL_CONVENIENCE
AC_DEFUN([AC_CHECK_SEMUNDOO],
[
AC_LANG_C
AC_MSG_CHECKING([for semundo union])
AC_CACHE_VAL(ac_cv_semundo_union,
[
AC_TRY_LINK([
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/sem.h>
],
[
union semun semctl_arg;
],
ac_cv_semundo_union=no,
ac_cv_semundo_union=yes)
])
AC_MSG_RESULT($ac_cv_semundo_union)
if eval "test \"`echo $ac_cv_semundo_union`\" = yes"; then
AC_DEFINE(NEED_SEMUNDO_UNION, 1, [Define if you need semundo union])
fi
])
# ===========================================================================
# http://autoconf-archive.cryp.to/ac_define_dir.html
# ===========================================================================
#
# SYNOPSIS
#
# AC_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION])
#
# DESCRIPTION
#
# This macro sets VARNAME to the expansion of the DIR variable, taking
# care of fixing up ${prefix} and such.
#
# VARNAME is then offered as both an output variable and a C preprocessor
# symbol.
#
# Example:
#
# AC_DEFINE_DIR([DATADIR], [datadir], [Where data are placed to.])
#
# LAST MODIFICATION
#
# 2008-04-12
#
# COPYLEFT
#
# Copyright (c) 2008 Stepan Kasal <[email protected]>
# Copyright (c) 2008 Andreas Schwab <[email protected]>
# Copyright (c) 2008 Guido U. Draheim <[email protected]>
# Copyright (c) 2008 Alexandre Oliva
#
# Copying and distribution of this file, with or without modification, are
# permitted in any medium without royalty provided the copyright notice
# and this notice are preserved.
AC_DEFUN([AC_DEFINE_DIR], [
prefix_NONE=
exec_prefix_NONE=
test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix
test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix
dnl In Autoconf 2.60, ${datadir} refers to ${datarootdir}, which in turn
dnl refers to ${prefix}. Thus we have to use `eval' twice.
eval ac_define_dir="\"[$]$2\""
eval ac_define_dir="\"$ac_define_dir\""
AC_SUBST($1, "$ac_define_dir")
AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3])
test "$prefix_NONE" && prefix=NONE
test "$exec_prefix_NONE" && exec_prefix=NONE
])
dnl From Bruno Haible.
AC_DEFUN([AM_LANGINFO_CODESET],
[
AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
[AC_TRY_LINK([#include <langinfo.h>],
[char* cs = nl_langinfo(CODESET);],
am_cv_langinfo_codeset=yes,
am_cv_langinfo_codeset=no)
])
if test $am_cv_langinfo_codeset = yes; then
AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
[Define if you have <langinfo.h> and nl_langinfo(CODESET).])
fi
])
# ==================================================================================
# Based on
# https://www.gnu.org/software/autoconf-archive/ax_func_which_getpwuid_r.html
# ==================================================================================
#
# SYNOPSIS
#
# AX_FUNC_WHICH_GETPWUID_R
#
# DESCRIPTION
#
# Determines which historical variant of the getpwuid_r() call
# (taking three, five, or six arguments) is available on the system and
# defines one of the following macros accordingly:
#
# HAVE_FUNC_GETPWUID_R_5
# HAVE_FUNC_GETPWUID_R_4
#
# as well as
#
# HAVE_GETPWUID_R
#
AC_DEFUN([AX_FUNC_WHICH_GETPWUID_R], [
AC_LANG_PUSH([C])
AC_MSG_CHECKING([how many arguments getpwuid_r() takes])
AC_CACHE_VAL([ac_cv_func_which_getpwuid_r], [
################################################################
ac_cv_func_which_getpwuid_r=unknown
#
# ONE ARGUMENT (sanity check)
#
# This should fail, as there is no variant of getpwuid_r() that takes
# a single argument. If it actually compiles, then we can assume that
# netdb.h is not declaring the function, and the compiler is thereby
# assuming an implicit prototype. In which case, we're out of luck.
#
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <pwd.h>],
[
char *name = "www.gnu.org";
(void)getpwuid_r(name) /* ; */
])],
[ac_cv_func_which_getpwuid_r=no])
#
# FIVE ARGUMENTS
# (e.g. Linux)
#
if test "$ac_cv_func_which_getpwuid_r" = "unknown"; then
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <pwd.h>],
[
char *name = "www.gnu.org";
struct passwd pwd;
char buf@<:@1024@:>@;
int buflen = 1024;
struct passwd *result;
(void)getpwuid_r(name, &pwd, buf, buflen, &result) /* ; */
])],
[ac_cv_func_which_getpwuid_r=five])
fi
#
# FOUR ARGUMENTS
# (e.g. Solaris)
#
if test "$ac_cv_func_which_getpwuid_r" = "unknown"; then
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <pwd.h>],
[
char *name = "www.gnu.org";
struct passwd pwd;
char buf@<:@1024@:>@;
int buflen = 1024;
(void)getpwuid_r(name, &pwd, buf, buflen) /* ; */
])],
[ac_cv_func_which_getpwuid_r=four])
fi
################################################################
]) dnl end AC_CACHE_VAL
case "$ac_cv_func_which_getpwuid_r" in
four|five)
AC_DEFINE([HAVE_GETPWUID_R], [1],
[Define to 1 if you have some form of getpwuid_r().])
;;
esac
case "$ac_cv_func_which_getpwuid_r" in
four)
AC_MSG_RESULT([four])
AC_DEFINE([HAVE_FUNC_GETPWUID_R_4], [1],
[Define to 1 if you have the four-argument form of getpwuid_r().])
;;
five)
AC_MSG_RESULT([five])
AC_DEFINE([HAVE_FUNC_GETPWUID_R_5], [1],
[Define to 1 if you have the five-argument form of getpwuid_r().])
;;
no)
AC_MSG_RESULT([cannot find function declaration in pwd.h])
;;
unknown)
AC_MSG_RESULT([can't tell])
;;
*)
AC_MSG_ERROR([internal error])
;;
esac
AC_LANG_POP
]) dnl end AC_DEFUN