dnl aclocal.m4 generated automatically by aclocal 1.4 dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl This program is distributed in the hope that it will be useful, dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A dnl PARTICULAR PURPOSE. dnl dnl Contains the following macros dnl SANE_EXTRACT_LDFLAGS(LDFLAGS, LIBS) dnl SANE_V4L_VERSION dnl SANE_CHECK_PTAL dnl SANE_CHECK_JPEG dnl JAPHAR_GREP_CFLAGS(flag, cmd_if_missing, cmd_if_present) dnl SANE_LINKER_RPATH dnl SANE_CHECK_U_TYPES dnl # # Separate LIBS from LDFLAGS to link correctly on HP/UX (and other # platforms who care about the order of params to ld. It removes all # non '-l..'-params from $2(LIBS), and appends them to $1(LDFLAGS) # # Use like this: SANE_EXTRACT_LDFLAGS(LDFLAGS, LIBS) AC_DEFUN(SANE_EXTRACT_LDFLAGS, [tmp_LIBS="" for param in ${$2}; do case "${param}" in -l*) tmp_LIBS="${tmp_LIBS} ${param}" ;; *) $1="${$1} ${param}" ;; esac done $2="${tmp_LIBS}" unset tmp_LIBS unset param ]) # # Test header file to check if this is Video for # Linux 1 or 2. Sets variable sane_v4l_version to 'v4l' or 'v4l2' # depending on the detected version. # Test by Petter Reinholdtsen , 2000-07-07 # AC_DEFUN(SANE_V4L_VERSION, [ AC_CHECK_HEADER(linux/videodev.h) if test "${ac_cv_header_linux_videodev_h}" = "yes" then AC_CACHE_CHECK([Video4Linux version 1 or 2], sane_v4l_version, [AC_EGREP_CPP(v4l2_yes, [#include #ifdef V4L2_MAJOR_VERSION v4l2_yes #endif ],[sane_v4l_version=v4l2], [sane_v4l_version=v4l] )]) fi ]) # # Checks for PTAL, needed for MFP support in HP backend. AC_DEFUN(SANE_CHECK_PTAL, [ PTAL_TMP_HAVE_PTAL=no AC_ARG_WITH(ptal, [ --with-ptal=DIR specify the top-level PTAL directory [default=/usr/local]]) if test "$with_ptal" = "no" ; then echo disabling PTAL else PTAL_OLD_CPPFLAGS=${CPPFLAGS} PTAL_OLD_LDFLAGS=${LDFLAGS} if test "$with_ptal" = "yes" ; then with_ptal=/usr/local fi CPPFLAGS="${CPPFLAGS} -I$with_ptal/include" LDFLAGS="${LDFLAGS} -L$with_ptal/lib" AC_CHECK_HEADERS(ptal.h, AC_CHECK_LIB(ptal,ptalInit, AC_DEFINE(HAVE_PTAL, 1, [Is PTAL available?]) LDFLAGS="${LDFLAGS} -lptal" PTAL_TMP_HAVE_PTAL=yes)) if test "${PTAL_TMP_HAVE_PTAL}" != "yes" ; then CPPFLAGS=${PTAL_OLD_CPPFLAGS} LDFLAGS=${PTAL_OLD_LDFLAGS} fi fi unset PTAL_TMP_HAVE_PTAL unset PTAL_OLD_CPPFLAGS unset PTAL_OLD_LDFLAGS ]) # # Checks for jpeg library >= v6B (61), needed for DC210 and DC240 backends. AC_DEFUN(SANE_CHECK_JPEG, [ AC_CHECK_LIB(jpeg,jpeg_start_decompress, [ AC_CHECK_HEADER(jconfig.h, [ AC_MSG_CHECKING([for jpeglib - version >= 61 (6a)]) AC_EGREP_CPP(sane_correct_jpeg_lib_version_found, [ #include #if JPEG_LIB_VERSION >= 61 sane_correct_jpeg_lib_version_found #endif ],[sane_cv_use_libjpeg="yes"; LIBS="${LIBS} -ljpeg"; AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)]) ],) ],) ]) dnl dnl JAPHAR_GREP_CFLAGS(flag, cmd_if_missing, cmd_if_present) dnl dnl From Japhar. Report changes to japhar@hungry.com dnl AC_DEFUN(JAPHAR_GREP_CFLAGS, [case "$CFLAGS" in "$1" | "$1 "* | *" $1" | *" $1 "* ) ifelse($#, 3, [$3], [:]) ;; *) $2 ;; esac ]) dnl dnl SANE_LINKER_RPATH dnl dnl Detect how to set runtime link path (rpath). Set variable dnl LINKER_RPATH. Typical content will be '-Wl,-rpath,' or '-R '. If dnl set, add '${LINKER_RPATH}${libdir}' to $LDFLAGS dnl AC_DEFUN(SANE_LINKER_RPATH, [dnl AC_REQUIRE([AC_SUBST])dnl This line resulted in an empty AC_SUBST() !! AC_CACHE_CHECK([linker parameter to set runtime link path], LINKER_RPATH, [LINKER_RPATH= case "$host_os" in linux* | freebsd* | netbsd* | openbsd* | irix*) # I believe this only works with GNU ld [pere 2001-04-16] LINKER_RPATH="-Wl,-rpath," ;; solaris*) LINKER_RPATH="-R " ;; esac ]) AC_SUBST(LINKER_RPATH)dnl ]) dnl dnl SANE_CHECK_U_TYPES dnl dnl Some of the following types seem to be defined only in sys/bitypes.h on dnl some systems (e.g. Tru64 Unix). This is a problem for files that include dnl sys/bitypes.h indirectly (e.g. net.c). If this is true, we add dnl sys/bitypes.h to CPPFLAGS. AC_DEFUN(SANE_CHECK_U_TYPES, [if test "$ac_cv_header_sys_bitypes_h" = "yes" ; then AC_MSG_CHECKING([for u_int8_t only in sys/bitypes.h]) AC_EGREP_CPP(u_int8_t, [ #include "confdefs.h" #include #if STDC_HEADERS #include #include #endif ],[AC_MSG_RESULT([no, also in standard headers])], [AC_EGREP_HEADER(u_int8_t,netinet/in.h, [AC_DEFINE(NEED_SYS_BITYPES_H, 1, [Do we need ?]) AC_MSG_RESULT(yes)], [AC_MSG_RESULT([no, not even included with netinet/in.h])])]) fi AC_CHECK_TYPE(u_int8_t, unsigned char) AC_CHECK_TYPE(u_int16_t, unsigned short) AC_CHECK_TYPE(u_int32_t, unsigned int) AC_CHECK_TYPE(u_char, unsigned char) AC_CHECK_TYPE(u_int, unsigned int) AC_CHECK_TYPE(u_long, unsigned long) ]) # serial 40 AC_PROG_LIBTOOL AC_DEFUN(AC_PROG_LIBTOOL, [AC_REQUIRE([AC_LIBTOOL_SETUP])dnl # Save cache, so that ltconfig can load it AC_CACHE_SAVE # Actually configure libtool. ac_aux_dir is where install-sh is found. CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \ LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \ LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" \ DLLTOOL="$DLLTOOL" AS="$AS" OBJDUMP="$OBJDUMP" \ ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \ $libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \ || AC_MSG_ERROR([libtool configure failed]) # Reload cache, that may have been modified by ltconfig AC_CACHE_LOAD # This can be used to rebuild libtool when needed LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh" # Always use our own libtool. LIBTOOL='$(SHELL) $(top_builddir)/libtool' AC_SUBST(LIBTOOL)dnl # Redirect the config.log output again, so that the ltconfig log is not # clobbered by the next message. exec 5>>./config.log ]) AC_DEFUN(AC_LIBTOOL_SETUP, [AC_PREREQ(2.13)dnl AC_REQUIRE([AC_ENABLE_SHARED])dnl AC_REQUIRE([AC_ENABLE_STATIC])dnl AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl AC_REQUIRE([AC_CANONICAL_HOST])dnl AC_REQUIRE([AC_CANONICAL_BUILD])dnl AC_REQUIRE([AC_PROG_RANLIB])dnl AC_REQUIRE([AC_PROG_CC])dnl AC_REQUIRE([AC_PROG_LD])dnl AC_REQUIRE([AC_PROG_NM])dnl AC_REQUIRE([AC_PROG_LN_S])dnl dnl # Check for any special flags to pass to ltconfig. libtool_flags="--cache-file=$cache_file" test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared" test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static" test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install" test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc" test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld" ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN], [libtool_flags="$libtool_flags --enable-dlopen"]) ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL], [libtool_flags="$libtool_flags --enable-win32-dll"]) AC_ARG_ENABLE(libtool-lock, [ --disable-libtool-lock avoid locking (might break parallel builds)]) test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock" test x"$silent" = xyes && libtool_flags="$libtool_flags --silent" # Some flags need to be propagated to the compiler or linker for good # libtool support. case "$host" in *-*-irix6*) # Find out which ABI we are using. echo '[#]line __oline__ "configure"' > conftest.$ac_ext if AC_TRY_EVAL(ac_compile); then case "`/usr/bin/file conftest.o`" in *32-bit*) LD="${LD-ld} -32" ;; *N32*) LD="${LD-ld} -n32" ;; *64-bit*) LD="${LD-ld} -64" ;; esac fi rm -rf conftest* ;; *-*-sco3.2v5*) # On SCO OpenServer 5, we need -belf to get full-featured binaries. SAVE_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -belf" AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf, [AC_LANG_SAVE AC_LANG_C AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no]) AC_LANG_RESTORE]) if test x"$lt_cv_cc_needs_belf" != x"yes"; then # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf CFLAGS="$SAVE_CFLAGS" fi ;; ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL], [*-*-cygwin* | *-*-mingw*) AC_CHECK_TOOL(DLLTOOL, dlltool, false) AC_CHECK_TOOL(AS, as, false) AC_CHECK_TOOL(OBJDUMP, objdump, false) ;; ]) esac ]) # AC_LIBTOOL_DLOPEN - enable checks for dlopen support AC_DEFUN(AC_LIBTOOL_DLOPEN, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])]) # AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's AC_DEFUN(AC_LIBTOOL_WIN32_DLL, [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])]) # AC_ENABLE_SHARED - implement the --enable-shared flag # Usage: AC_ENABLE_SHARED[(DEFAULT)] # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to # `yes'. AC_DEFUN(AC_ENABLE_SHARED, [dnl define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl AC_ARG_ENABLE(shared, changequote(<<, >>)dnl << --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT], changequote([, ])dnl [p=${PACKAGE-default} case "$enableval" in yes) enable_shared=yes ;; no) enable_shared=no ;; *) enable_shared=no # Look at the argument we got. We use all the common list separators. IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," for pkg in $enableval; do if test "X$pkg" = "X$p"; then enable_shared=yes fi done IFS="$ac_save_ifs" ;; esac], enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl ]) # AC_DISABLE_SHARED - set the default shared flag to --disable-shared AC_DEFUN(AC_DISABLE_SHARED, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl AC_ENABLE_SHARED(no)]) # AC_ENABLE_STATIC - implement the --enable-static flag # Usage: AC_ENABLE_STATIC[(DEFAULT)] # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to # `yes'. AC_DEFUN(AC_ENABLE_STATIC, [dnl define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl AC_ARG_ENABLE(static, changequote(<<, >>)dnl << --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT], changequote([, ])dnl [p=${PACKAGE-default} case "$enableval" in yes) enable_static=yes ;; no) enable_static=no ;; *) enable_static=no # Look at the argument we got. We use all the common list separators. IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," for pkg in $enableval; do if test "X$pkg" = "X$p"; then enable_static=yes fi done IFS="$ac_save_ifs" ;; esac], enable_static=AC_ENABLE_STATIC_DEFAULT)dnl ]) # AC_DISABLE_STATIC - set the default static flag to --disable-static AC_DEFUN(AC_DISABLE_STATIC, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl AC_ENABLE_STATIC(no)]) # AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag # Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)] # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to # `yes'. AC_DEFUN(AC_ENABLE_FAST_INSTALL, [dnl define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl AC_ARG_ENABLE(fast-install, changequote(<<, >>)dnl << --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT], changequote([, ])dnl [p=${PACKAGE-default} case "$enableval" in yes) enable_fast_install=yes ;; no) enable_fast_install=no ;; *) enable_fast_install=no # Look at the argument we got. We use all the common list separators. IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," for pkg in $enableval; do if test "X$pkg" = "X$p"; then enable_fast_install=yes fi done IFS="$ac_save_ifs" ;; esac], enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl ]) # AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install AC_DEFUN(AC_DISABLE_FAST_INSTALL, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl AC_ENABLE_FAST_INSTALL(no)]) # AC_PROG_LD - find the path to the GNU or non-GNU linker AC_DEFUN(AC_PROG_LD, [AC_ARG_WITH(gnu-ld, [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]], test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no) AC_REQUIRE([AC_PROG_CC])dnl AC_REQUIRE([AC_CANONICAL_HOST])dnl AC_REQUIRE([AC_CANONICAL_BUILD])dnl ac_prog=ld if test "$ac_cv_prog_gcc" = yes; then # Check if gcc -print-prog-name=ld gives a path. AC_MSG_CHECKING([for ld used by GCC]) ac_prog=`($CC -print-prog-name=ld) 2>&5` case "$ac_prog" in # Accept absolute paths. changequote(,)dnl [\\/]* | [A-Za-z]:[\\/]*) re_direlt='/[^/][^/]*/\.\./' changequote([,])dnl # Canonicalize the path of ld ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` done test -z "$LD" && LD="$ac_prog" ;; "") # If it fails, then pretend we aren't using GCC. ac_prog=ld ;; *) # If it is relative, then search for the first ld in PATH. with_gnu_ld=unknown ;; esac elif test "$with_gnu_ld" = yes; then AC_MSG_CHECKING([for GNU ld]) else AC_MSG_CHECKING([for non-GNU ld]) fi AC_CACHE_VAL(ac_cv_path_LD, [if test -z "$LD"; then IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" for ac_dir in $PATH; do test -z "$ac_dir" && ac_dir=. if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then ac_cv_path_LD="$ac_dir/$ac_prog" # Check to see if the program is GNU ld. I'd rather use --version, # but apparently some GNU ld's only accept -v. # Break only if it was the GNU/non-GNU ld that we prefer. if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then test "$with_gnu_ld" != no && break else test "$with_gnu_ld" != yes && break fi fi done IFS="$ac_save_ifs" else ac_cv_path_LD="$LD" # Let the user override the test with a path. fi]) LD="$ac_cv_path_LD" if test -n "$LD"; then AC_MSG_RESULT($LD) else AC_MSG_RESULT(no) fi test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH]) AC_SUBST(LD) AC_PROG_LD_GNU ]) AC_DEFUN(AC_PROG_LD_GNU, [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld, [# I'd rather use --version here, but apparently some GNU ld's only accept -v. if $LD -v 2>&1 &5; then ac_cv_prog_gnu_ld=yes else ac_cv_prog_gnu_ld=no fi]) ]) # AC_PROG_NM - find the path to a BSD-compatible name lister AC_DEFUN(AC_PROG_NM, [AC_MSG_CHECKING([for BSD-compatible nm]) AC_CACHE_VAL(ac_cv_path_NM, [if test -n "$NM"; then # Let the user override the test. ac_cv_path_NM="$NM" else IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; then # Check to see if the nm accepts a BSD-compat flag. # Adding the `sed 1q' prevents false positives on HP-UX, which says: # nm: unknown option "B" ignored if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then ac_cv_path_NM="$ac_dir/nm -B" break elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then ac_cv_path_NM="$ac_dir/nm -p" break else ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but continue # so that we can try to find one that supports BSD flags fi fi done IFS="$ac_save_ifs" test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm fi]) NM="$ac_cv_path_NM" AC_MSG_RESULT([$NM]) AC_SUBST(NM) ]) # AC_CHECK_LIBM - check for math library AC_DEFUN(AC_CHECK_LIBM, [AC_REQUIRE([AC_CANONICAL_HOST])dnl LIBM= case "$host" in *-*-beos* | *-*-cygwin*) # These system don't have libm ;; *-ncr-sysv4.3*) AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw") AC_CHECK_LIB(m, main, LIBM="$LIBM -lm") ;; *) AC_CHECK_LIB(m, main, LIBM="-lm") ;; esac ]) # AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for # the libltdl convenience library, adds --enable-ltdl-convenience to # the configure arguments. Note that LIBLTDL is not AC_SUBSTed, nor # is AC_CONFIG_SUBDIRS called. If DIR is not provided, it is assumed # to be `${top_builddir}/libltdl'. Make sure you start DIR with # '${top_builddir}/' (note the single quotes!) if your package is not # flat, and, if you're not using automake, define top_builddir as # appropriate in the Makefiles. AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [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="$ac_configure_args --enable-ltdl-convenience" ;; esac LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdlc.la INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl']) ]) # AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for # the libltdl installable library, and adds --enable-ltdl-install to # the configure arguments. Note that LIBLTDL is not AC_SUBSTed, nor # is AC_CONFIG_SUBDIRS called. If DIR is not provided, it is assumed # to be `${top_builddir}/libltdl'. Make sure you start DIR with # '${top_builddir}/' (note the single quotes!) if your package is not # flat, and, if you're not using automake, define top_builddir as # appropriate in the Makefiles. # In the future, this macro may have to be called after AC_PROG_LIBTOOL. AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl AC_CHECK_LIB(ltdl, main, [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no], [if test x"$enable_ltdl_install" = xno; then AC_MSG_WARN([libltdl not installed, but installation disabled]) else enable_ltdl_install=yes fi ]) if test x"$enable_ltdl_install" = x"yes"; then ac_configure_args="$ac_configure_args --enable-ltdl-install" LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdl.la INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl']) else ac_configure_args="$ac_configure_args --enable-ltdl-install=no" LIBLTDL="-lltdl" INCLTDL= fi ]) dnl old names AC_DEFUN(AM_PROG_LIBTOOL, [indir([AC_PROG_LIBTOOL])])dnl AC_DEFUN(AM_ENABLE_SHARED, [indir([AC_ENABLE_SHARED], $@)])dnl AC_DEFUN(AM_ENABLE_STATIC, [indir([AC_ENABLE_STATIC], $@)])dnl AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl dnl This is just to silence aclocal about the macro not being used ifelse([AC_DISABLE_FAST_INSTALL])dnl # serial 1 # @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 -Aa -D_HPUX_SOURCE # SVR4 -Xc -D__EXTENSIONS__ for ac_arg in "" -qlanglvl=ansi -std1 "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" do CC="$ac_save_CC $ac_arg" AC_TRY_COMPILE( [#include #include #include #include /* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ struct buf { int x; }; FILE * (*rcsopen) (struct buf *, struct stat *, int); static char *e (p, i) char **p; int i; { return p[i]; } static char *f (char * (*g) (char **, int), char **p, ...) { char *s; va_list v; va_start (v,p); s = g (p, va_arg (v,int)); va_end (v); return s; } int test (int i, double x); struct s1 {int (*f) (int a);}; struct s2 {int (*f) (double a);}; int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); int argc; char **argv; ], [ return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; ], [am_cv_prog_cc_stdc="$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 ])