dnl
dnl Author: Thomas E. Dickey
dnl
-dnl $Id: aclocal.m4,v 1.24 2011/03/31 23:32:36 tom Exp $
+dnl $Id: aclocal.m4,v 1.40 2011/11/13 02:11:11 tom Exp $
dnl Macros used in NCURSES Ada95 auto-configuration script.
dnl
dnl These macros are maintained separately from NCURSES. The copyright on
dnl
dnl ---------------------------------------------------------------------------
dnl ---------------------------------------------------------------------------
+dnl CF_ACVERSION_CHECK version: 2 updated: 2011/05/08 11:22:03
+dnl ------------------
+dnl Conditionally generate script according to whether we're using a given autoconf.
+dnl
+dnl $1 = version to compare against
+dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
+dnl $3 = code to use if AC_ACVERSION is older than $1.
+define(CF_ACVERSION_CHECK,
+[
+ifdef([m4_version_compare],
+[m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
+[CF_ACVERSION_COMPARE(
+AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
+AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_ACVERSION_COMPARE version: 2 updated: 2011/04/14 20:56:50
+dnl --------------------
+dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
+dnl MAJOR2, MINOR2, TERNARY2,
+dnl PRINTABLE2, not FOUND, FOUND)
+define(CF_ACVERSION_COMPARE,
+[ifelse(builtin([eval], [$2 < $5]), 1,
+[ifelse([$8], , ,[$8])],
+[ifelse([$9], , ,[$9])])])dnl
+dnl ---------------------------------------------------------------------------
dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
dnl -------------------
dnl Construct the list of include-options for the C programs in the Ada95
}
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_ANSI_CC_CHECK version: 10 updated: 2010/10/23 15:52:32
+dnl CF_ANSI_CC_CHECK version: 11 updated: 2011/07/01 19:47:45
dnl ----------------
-dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES'
-dnl in the sharutils 4.2 distribution.
+dnl This was originally adapted from the macros 'fp_PROG_CC_STDC' and
+dnl 'fp_C_PROTOTYPES' in the sharutils 4.2 distribution.
AC_DEFUN([CF_ANSI_CC_CHECK],
[
+# This should have been defined by AC_PROG_CC
+: ${CC:=cc}
+
+# Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
+# into CC. This will not help with broken scripts that wrap the compiler with
+# options, but eliminates a more common category of user confusion.
+AC_MSG_CHECKING(\$CC variable)
+case "$CC" in #(vi
+*[[\ \ ]]-[[IUD]]*)
+ AC_MSG_RESULT(broken)
+ AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
+ # humor him...
+ cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'`
+ CC=`echo "$CC" | sed -e 's/[[ ]].*//'`
+ CF_ADD_CFLAGS($cf_flags)
+ ;;
+*)
+ AC_MSG_RESULT(ok)
+ ;;
+esac
+
AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[
cf_cv_ansi_cc=no
cf_save_CFLAGS="$CFLAGS"
AC_SUBST(BUILD_OBJEXT)
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_CFG_DEFAULTS version: 7 updated: 2005/09/24 16:15:00
+dnl CF_CFG_DEFAULTS version: 8 updated: 2011/06/04 20:09:13
dnl ---------------
dnl Determine the default configuration into which we'll install ncurses. This
dnl can be overridden by the user's command-line options. There's two items to
if test "x$prefix" = "xNONE" ; then
case "$cf_cv_system_name" in
# non-vendor systems don't have a conflict
- openbsd*|freebsd*|linux*|cygwin*|k*bsd*-gnu)
+ openbsd*|freebsd*|mirbsd*|linux*|cygwin*|k*bsd*-gnu)
prefix=/usr
;;
*) prefix=$ac_default_prefix
fi
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_CURSES_HEADER version: 2 updated: 2010/04/28 06:02:16
+dnl CF_CURSES_HEADER version: 3 updated: 2011/05/01 19:47:45
dnl ----------------
dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common
dnl variations of ncurses' installs.
AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[
cf_cv_ncurses_header=none
for cf_header in ifelse($1,,,[ \
- $1/curses.h \
- $1/ncurses.h]) \
- curses.h \
- ncurses.h ifelse($1,,[ncurses/curses.h ncurses/ncurses.h])
+ $1/ncurses.h \
+ $1/curses.h]) \
+ ncurses.h \
+ curses.h ifelse($1,,[ncurses/ncurses.h ncurses/curses.h])
do
AC_TRY_COMPILE([#include <${cf_header}>],
[initscr(); tgoto("?", 0,0)],
dnl "dirname" is not portable, so we fake it with a shell script.
AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl
dnl ---------------------------------------------------------------------------
+dnl CF_ENABLE_PC_FILES version: 6 updated: 2011/09/10 16:31:04
+dnl ------------------
+dnl This is the "--enable-pc-files" option, which is available if there is a
+dnl pkg-config configuration on the local machine.
+AC_DEFUN([CF_ENABLE_PC_FILES],[
+AC_REQUIRE([CF_PKG_CONFIG])
+AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
+
+if test "$PKG_CONFIG" != no ; then
+ if test -n "$PKG_CONFIG_LIBDIR" && test -d "$PKG_CONFIG_LIBDIR" ; then
+ AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
+ AC_ARG_ENABLE(pc-files,
+ [ --enable-pc-files generate and install .pc files for pkg-config],
+ [enable_pc_files=$enableval],
+ [enable_pc_files=no])
+ AC_MSG_RESULT($enable_pc_files)
+ elif test -z "$PKG_CONFIG_LIBDIR" || test "$PKG_CONFIG_LIBDIR" != no; then
+ enable_pc_files=no
+ AC_MSG_WARN(did not find $PKG_CONFIG library)
+ fi
+else
+ enable_pc_files=no
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54
dnl ---------------
dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We
AC_SUBST(cf_generic_objects)
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
-dnl --------------
-dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
-dnl is noted that gnat may compile a tasking unit even for configurations which
-dnl fail at runtime.
-AC_DEFUN([CF_GNAT_SIGINT],[
-AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
-CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
-
-package ConfTest is
-
- pragma Warnings (Off); -- the next pragma exists since 3.11p
- pragma Unreserve_All_Interrupts;
- pragma Warnings (On);
-
- protected Process is
- procedure Stop;
- function Continue return Boolean;
- pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
- private
- Done : Boolean := False;
- end Process;
-
-end ConfTest;],
-[package body ConfTest is
- protected body Process is
- procedure Stop is
- begin
- Done := True;
- end Stop;
- function Continue return Boolean is
- begin
- return not Done;
- end Continue;
- end Process;
-end ConfTest;],
- [cf_cv_gnat_sigint=yes],
- [cf_cv_gnat_sigint=no])])
-
-if test $cf_cv_gnat_sigint = yes ; then
- USE_GNAT_SIGINT=""
-else
- USE_GNAT_SIGINT="#"
-fi
-AC_SUBST(USE_GNAT_SIGINT)
-])dnl
-dnl ---------------------------------------------------------------------------
dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
dnl --------------------
dnl Check if the gnat pragma "Unreferenced" works.
AC_SUBST(USE_GNAT_LIBRARIES)
])dnl
dnl ---------------------------------------------------------------------------
+dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
+dnl --------------
+dnl Check if gnat supports SIGINT, and presumably tasking. For the latter, it
+dnl is noted that gnat may compile a tasking unit even for configurations which
+dnl fail at runtime.
+AC_DEFUN([CF_GNAT_SIGINT],[
+AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
+CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
+
+package ConfTest is
+
+ pragma Warnings (Off); -- the next pragma exists since 3.11p
+ pragma Unreserve_All_Interrupts;
+ pragma Warnings (On);
+
+ protected Process is
+ procedure Stop;
+ function Continue return Boolean;
+ pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
+ private
+ Done : Boolean := False;
+ end Process;
+
+end ConfTest;],
+[package body ConfTest is
+ protected body Process is
+ procedure Stop is
+ begin
+ Done := True;
+ end Stop;
+ function Continue return Boolean is
+ begin
+ return not Done;
+ end Continue;
+ end Process;
+end ConfTest;],
+ [cf_cv_gnat_sigint=yes],
+ [cf_cv_gnat_sigint=no])])
+
+if test $cf_cv_gnat_sigint = yes ; then
+ USE_GNAT_SIGINT=""
+else
+ USE_GNAT_SIGINT="#"
+fi
+AC_SUBST(USE_GNAT_SIGINT)
+])dnl
+dnl ---------------------------------------------------------------------------
dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
dnl ----------------
dnl Verify that a test program compiles/links with GNAT.
])
])
dnl ---------------------------------------------------------------------------
-dnl CF_LD_RPATH_OPT version: 3 updated: 2010/06/02 05:03:05
+dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
dnl ---------------
dnl For the given system and compiler, find the compiler flags to pass to the
dnl loader to use the "rpath" feature.
linux*|gnu*|k*bsd*-gnu) #(vi
LD_RPATH_OPT="-Wl,-rpath,"
;;
-openbsd[[2-9]].*) #(vi
+openbsd[[2-9]].*|mirbsd*) #(vi
LD_RPATH_OPT="-Wl,-rpath,"
;;
-freebsd*) #(vi
+dragonfly*|freebsd*) #(vi
LD_RPATH_OPT="-rpath "
;;
netbsd*) #(vi
])
])
dnl ---------------------------------------------------------------------------
-dnl CF_LIB_SUFFIX version: 16 updated: 2008/12/27 12:30:03
+dnl CF_LIB_SUFFIX version: 17 updated: 2011/07/02 15:36:04
dnl -------------
dnl Compute the library file-suffix from the given model name
dnl $1 = model name
;;
shared) #(vi
case $cf_cv_system_name in
- aix[[56]]*) #(vi
+ aix[[5-7]]*) #(vi
$2='.a'
$3=[$]$2
;;
esac
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_PKG_CONFIG version: 4 updated: 2011/02/18 20:26:24
+dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
dnl -------------
dnl Check for the package-config program, unless disabled by command-line.
AC_DEFUN([CF_PKG_CONFIG],
PKG_CONFIG=none
;;
yes) #(vi
- AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)
+ CF_ACVERSION_CHECK(2.52,
+ [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
+ [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
;;
*)
PKG_CONFIG=$withval
test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_PROG_GNAT version: 1 updated: 2010/06/19 15:22:18
+dnl CF_PROG_GNAT version: 2 updated: 2011/10/22 14:01:47
dnl ------------
dnl Check for gnatmake, ensure that it is complete.
AC_DEFUN([CF_PROG_GNAT],[
AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
if test "$ac_cv_prog_gnat_exists" = no; then
cf_ada_make=
+ cf_cv_prog_gnat_correct=no
else
CF_GNAT_VERSION
AC_CHECK_PROG(M4_exists, m4, yes, no)
$1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'`
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_SHARED_OPTS version: 64 updated: 2010/06/05 16:51:16
+dnl CF_SHARED_OPTS version: 69 updated: 2011/07/30 19:31:39
dnl --------------
dnl --------------
dnl Attempt to determine the appropriate CC/LD options for creating a shared
cf_cv_shlib_version_infix=no
case $cf_cv_system_name in #(vi
- aix[[56]]*) #(vi
+ aix4.[3-9]*|aix[[5-7]]*) #(vi
if test "$GCC" = yes; then
CC_SHARED_OPTS=
- MK_SHARED_LIB='$(CC) -shared'
+ MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
+ else
+ # CC_SHARED_OPTS='-qpic=large -G'
+ # perhaps "-bM:SRE -bnoentry -bexpall"
+ MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
fi
;;
beos*) #(vi
# readonly to exploit a quirk in the memory manager.
INSTALL_LIB="-m 555"
;;
+ interix*)
+ test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
+ if test "$cf_cv_shlib_version" = rel; then
+ cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
+ else
+ cf_shared_soname='`basename $@`'
+ fi
+ CC_SHARED_OPTS=
+ MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
+ ;;
irix*) #(vi
if test "$cf_cv_enable_rpath" = yes ; then
- EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
+ EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
fi
# tested with IRIX 5.2 and 'cc'.
if test "$GCC" != yes; then
LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
fi
if test "$cf_cv_enable_rpath" = yes ; then
- EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
+ EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
fi
CF_SHARED_SONAME
MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
;;
- openbsd[[2-9]].*) #(vi
+ openbsd[[2-9]].*|mirbsd*) #(vi
if test "$DFT_LWR_MODEL" = "shared" ; then
LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
fi
if test "$cf_cv_enable_rpath" = yes ; then
- EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
+ EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
fi
CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
CF_SHARED_SONAME
MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
;;
- freebsd*) #(vi
+ dragonfly*|freebsd*) #(vi
CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
- LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${libdir} $LOCAL_LDFLAGS"
- EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
+ LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
+ EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
fi
CF_SHARED_SONAME
MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
- EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
+ EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
if test "$cf_cv_shlib_version" = auto; then
if test -f /usr/libexec/ld.elf_so; then
cf_cv_shlib_version=abi
;;
esac
- if test -n "$cf_ld_rpath_opt" ; then
- MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${libdir}"
- fi
+ # RPATH_LIST is a colon-separated list of directories
+ test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
+ test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
AC_SUBST(CC_SHARED_OPTS)
AC_SUBST(LD_RPATH_OPT)
AC_SUBST(LOCAL_LDFLAGS)
AC_SUBST(LOCAL_LDFLAGS2)
AC_SUBST(INSTALL_LIB)
+ AC_SUBST(RPATH_LIST)
])dnl
dnl ---------------------------------------------------------------------------
dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
AC_SUBST(top_builddir)
])dnl
dnl ---------------------------------------------------------------------------
+dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
+dnl -------------------
+dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
+dnl can define it successfully.
+AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
+AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
+ AC_TRY_COMPILE([
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+],[
+#ifndef _XOPEN_SOURCE
+make an error
+#endif],
+ [cf_cv_xopen_source=no],
+ [cf_save="$CPPFLAGS"
+ CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
+ AC_TRY_COMPILE([
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+],[
+#ifdef _XOPEN_SOURCE
+make an error
+#endif],
+ [cf_cv_xopen_source=no],
+ [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
+ CPPFLAGS="$cf_save"
+ ])
+])
+
+if test "$cf_cv_xopen_source" != no ; then
+ CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
+ CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
+ cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
+ CF_ADD_CFLAGS($cf_temp_xopen_source)
+fi
+])
+dnl ---------------------------------------------------------------------------
dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
dnl --------
dnl Make an uppercase version of a variable
AC_SUBST($3)dnl
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_WITH_PTHREAD version: 3 updated: 2010/05/29 16:31:02
+dnl CF_WITH_PKG_CONFIG_LIBDIR version: 1 updated: 2011/09/10 16:20:21
+dnl -------------------------
+dnl Allow the choice of the pkg-config library directory to be overridden.
+AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
+if test "$PKG_CONFIG" != no ; then
+ AC_MSG_CHECKING(for $PKG_CONFIG library directory)
+ AC_ARG_WITH(pkg-config-libdir,
+ [ --with-pkg-config-libdir=XXX use given directory for installing pc-files],
+ [PKG_CONFIG_LIBDIR=$withval],
+ [PKG_CONFIG_LIBDIR=yes])
+
+ case x$PKG_CONFIG_LIBDIR in #(vi
+ x/*) #(vi
+ ;;
+ xyes) #(vi
+ # look for the library directory using the same prefix as the executable
+ cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
+ case x`(arch) 2>/dev/null` in #(vi
+ *64) #(vi
+ for cf_config in $cf_path/share $cf_path/lib64 $cf_path/lib32 $cf_path/lib
+ do
+ if test -d $cf_config/pkgconfig
+ then
+ PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
+ break
+ fi
+ done
+ ;;
+ *)
+ PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
+ ;;
+ esac
+ ;;
+ *)
+ ;;
+ esac
+
+ AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
+fi
+
+AC_SUBST(PKG_CONFIG_LIBDIR)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_WITH_PTHREAD version: 4 updated: 2011/11/12 21:08:44
dnl ---------------
dnl Check for POSIX thread library.
AC_DEFUN([CF_WITH_PTHREAD],
AC_CHECK_HEADER(pthread.h,[
AC_DEFINE(HAVE_PTHREADS_H)
- AC_MSG_CHECKING(if we can link with the pthread library)
- cf_save_LIBS="$LIBS"
- CF_ADD_LIB(pthread)
- AC_TRY_LINK([
+ for cf_lib_pthread in pthread c_r
+ do
+ AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
+ cf_save_LIBS="$LIBS"
+ CF_ADD_LIB($cf_lib_pthread)
+ AC_TRY_LINK([
#include <pthread.h>
],[
- int rc = pthread_create(0,0,0,0);
+ int rc = pthread_create(0,0,0,0);
],[with_pthread=yes],[with_pthread=no])
- LIBS="$cf_save_LIBS"
- AC_MSG_RESULT($with_pthread)
-
- if test "$with_pthread" = yes ; then
- CF_ADD_LIB(pthread)
- AC_DEFINE(HAVE_LIBPTHREADS)
- else
- AC_MSG_ERROR(Cannot link with pthread library)
- fi
+ LIBS="$cf_save_LIBS"
+ AC_MSG_RESULT($with_pthread)
+ test "$with_pthread" = yes && break
+ done
+
+ if test "$with_pthread" = yes ; then
+ CF_ADD_LIB($cf_lib_pthread)
+ AC_DEFINE(HAVE_LIBPTHREADS)
+ else
+ AC_MSG_ERROR(Cannot link with pthread library)
+ fi
])
fi
])
dnl ---------------------------------------------------------------------------
-dnl CF_XOPEN_SOURCE version: 35 updated: 2011/02/20 20:37:37
+dnl CF_XOPEN_SOURCE version: 40 updated: 2011/11/12 21:08:44
dnl ---------------
dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
dnl or adapt to the vendor's definitions to get equivalent functionality,
cf_xopen_source=
case $host_os in #(vi
-aix[[456]]*) #(vi
+aix[[4-7]]*) #(vi
cf_xopen_source="-D_ALL_SOURCE"
;;
cygwin) #(vi
CF_GNU_SOURCE
;;
mirbsd*) #(vi
- # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <arpa/inet.h>
+ # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
+ cf_XOPEN_SOURCE=
+ CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
;;
netbsd*) #(vi
- # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
+ cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
+ ;;
+openbsd[[4-9]]*) #(vi
+ # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
+ cf_XOPEN_SOURCE=600
;;
openbsd*) #(vi
# setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
sco*) #(vi
# setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
;;
-solaris2.1[[0-9]]) #(vi
- cf_xopen_source="-D__EXTENSIONS__ -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
- ;;
-solaris2.[[1-9]]) #(vi
+solaris2.*) #(vi
cf_xopen_source="-D__EXTENSIONS__"
;;
*)
- AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
- AC_TRY_COMPILE([#include <sys/types.h>],[
-#ifndef _XOPEN_SOURCE
-make an error
-#endif],
- [cf_cv_xopen_source=no],
- [cf_save="$CPPFLAGS"
- CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
- AC_TRY_COMPILE([#include <sys/types.h>],[
-#ifdef _XOPEN_SOURCE
-make an error
-#endif],
- [cf_cv_xopen_source=no],
- [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
- CPPFLAGS="$cf_save"
- ])
-])
- if test "$cf_cv_xopen_source" != no ; then
- CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
- CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
- cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
- CF_ADD_CFLAGS($cf_temp_xopen_source)
- fi
+ CF_TRY_XOPEN_SOURCE
CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
;;
esac
if test -n "$cf_xopen_source" ; then
CF_ADD_CFLAGS($cf_xopen_source)
fi
+
+dnl In anything but the default case, we may have system-specific setting
+dnl which is still not guaranteed to provide all of the entrypoints that
+dnl _XOPEN_SOURCE would yield.
+if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
+ AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
+ AC_TRY_COMPILE([#include <stdlib.h>],[
+#ifndef _XOPEN_SOURCE
+make an error
+#endif],
+ [cf_XOPEN_SOURCE_set=yes],
+ [cf_XOPEN_SOURCE_set=no])
+ AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
+ if test $cf_XOPEN_SOURCE_set = yes
+ then
+ AC_TRY_COMPILE([#include <stdlib.h>],[
+#if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
+make an error
+#endif],
+ [cf_XOPEN_SOURCE_set_ok=yes],
+ [cf_XOPEN_SOURCE_set_ok=no])
+ if test $cf_XOPEN_SOURCE_set_ok = no
+ then
+ AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
+ fi
+ else
+ CF_TRY_XOPEN_SOURCE
+ fi
+fi
])