dnl $XTermId: aclocal.m4,v 1.254 2008/12/30 17:01:41 tom Exp $ dnl dnl $XFree86: xc/programs/xterm/aclocal.m4,v 3.65 2006/06/19 00:36:50 dickey Exp $ dnl dnl --------------------------------------------------------------------------- dnl dnl Copyright 1997-2007,2008 by Thomas E. Dickey dnl dnl All Rights Reserved dnl dnl Permission to use, copy, modify, and distribute this software and its dnl documentation for any purpose and without fee is hereby granted, dnl provided that the above copyright notice appear in all copies and that dnl both that copyright notice and this permission notice appear in dnl supporting documentation, and that the name of the above listed dnl copyright holder(s) not be used in advertising or publicity pertaining dnl to distribution of the software without specific, written prior dnl permission. dnl dnl THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD dnl TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY dnl AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE dnl LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES dnl WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN dnl ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF dnl OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. dnl dnl --------------------------------------------------------------------------- dnl --------------------------------------------------------------------------- dnl AM_LANGINFO_CODESET version: 3 updated: 2002/10/27 23:21:42 dnl ------------------- dnl Inserted as requested by gettext 0.10.40 dnl File from /usr/share/aclocal dnl codeset.m4 dnl ==================== dnl serial AM1 dnl 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 ], [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 and nl_langinfo(CODESET).]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_ADD_CFLAGS version: 7 updated: 2004/04/25 17:48:30 dnl ------------- dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS dnl The second parameter if given makes this macro verbose. dnl dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS, dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily dnl confused by the quotes (which require backslashes to keep them usable). AC_DEFUN([CF_ADD_CFLAGS], [ cf_fix_cppflags=no cf_new_cflags= cf_new_cppflags= cf_new_extra_cppflags= for cf_add_cflags in $1 do case $cf_fix_cppflags in no) case $cf_add_cflags in #(vi -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi case $cf_add_cflags in -D*) cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'` test "${cf_add_cflags}" != "${cf_tst_cflags}" \ && test -z "${cf_tst_cflags}" \ && cf_fix_cppflags=yes if test $cf_fix_cppflags = yes ; then cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" continue elif test "${cf_tst_cflags}" = "\"'" ; then cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" continue fi ;; esac case "$CPPFLAGS" in *$cf_add_cflags) #(vi ;; *) #(vi cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" ;; esac ;; *) cf_new_cflags="$cf_new_cflags $cf_add_cflags" ;; esac ;; yes) cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'` test "${cf_add_cflags}" != "${cf_tst_cflags}" \ && test -z "${cf_tst_cflags}" \ && cf_fix_cppflags=no ;; esac done if test -n "$cf_new_cflags" ; then ifelse($2,,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)]) CFLAGS="$CFLAGS $cf_new_cflags" fi if test -n "$cf_new_cppflags" ; then ifelse($2,,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)]) CPPFLAGS="$cf_new_cppflags $CPPFLAGS" fi if test -n "$cf_new_extra_cppflags" ; then ifelse($2,,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)]) EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" fi AC_SUBST(EXTRA_CPPFLAGS) ])dnl dnl --------------------------------------------------------------------------- dnl CF_ANSI_CC_CHECK version: 9 updated: 2001/12/30 17:53:34 dnl ---------------- dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES' dnl in the sharutils 4.2 distribution. AC_DEFUN([CF_ANSI_CC_CHECK], [ AC_CACHE_CHECK(for ${CC-cc} option to accept ANSI C, cf_cv_ansi_cc,[ cf_cv_ansi_cc=no cf_save_CFLAGS="$CFLAGS" cf_save_CPPFLAGS="$CPPFLAGS" # Don't try gcc -ansi; that turns off useful extensions and # breaks some systems' header files. # AIX -qlanglvl=ansi # Ultrix and OSF/1 -std1 # HP-UX -Aa -D_HPUX_SOURCE # SVR4 -Xc # UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes) for cf_arg in "-DCC_HAS_PROTOS" \ "" \ -qlanglvl=ansi \ -std1 \ -Ae \ "-Aa -D_HPUX_SOURCE" \ -Xc do CF_ADD_CFLAGS($cf_arg) AC_TRY_COMPILE( [ #ifndef CC_HAS_PROTOS #if !defined(__STDC__) || (__STDC__ != 1) choke me #endif #endif ],[ int test (int i, double x); struct s1 {int (*f) (int a);}; struct s2 {int (*f) (double a);};], [cf_cv_ansi_cc="$cf_arg"; break]) done CFLAGS="$cf_save_CFLAGS" CPPFLAGS="$cf_save_CPPFLAGS" ]) if test "$cf_cv_ansi_cc" != "no"; then if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then CF_ADD_CFLAGS($cf_cv_ansi_cc) else AC_DEFINE(CC_HAS_PROTOS) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31 dnl -------------- dnl Allow user to disable a normally-on option. AC_DEFUN([CF_ARG_DISABLE], [CF_ARG_OPTION($1,[$2],[$3],[$4],yes)])dnl dnl --------------------------------------------------------------------------- dnl CF_ARG_ENABLE version: 3 updated: 1999/03/30 17:24:31 dnl ------------- dnl Allow user to enable a normally-off option. AC_DEFUN([CF_ARG_ENABLE], [CF_ARG_OPTION($1,[$2],[$3],[$4],no)])dnl dnl --------------------------------------------------------------------------- dnl CF_ARG_OPTION version: 3 updated: 1997/10/18 14:42:41 dnl ------------- dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus dnl values. dnl dnl Parameters: dnl $1 = option name dnl $2 = help-string dnl $3 = action to perform if option is not default dnl $4 = action if perform if option is default dnl $5 = default option value (either 'yes' or 'no') AC_DEFUN([CF_ARG_OPTION], [AC_ARG_ENABLE($1,[$2],[test "$enableval" != ifelse($5,no,yes,no) && enableval=ifelse($5,no,no,yes) if test "$enableval" != "$5" ; then ifelse($3,,[ :]dnl ,[ $3]) ifelse($4,,,[ else $4]) fi],[enableval=$5 ifelse($4,,,[ $4 ])dnl ])])dnl dnl --------------------------------------------------------------------------- dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59 dnl -------------- dnl Check if we're accidentally using a cache from a different machine. dnl Derive the system name, as a check for reusing the autoconf cache. dnl dnl If we've packaged config.guess and config.sub, run that (since it does a dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM dnl which is useful in cross-compiles. dnl dnl Note: we would use $ac_config_sub, but that is one of the places where dnl autoconf 2.5x broke compatibility with autoconf 2.13 AC_DEFUN([CF_CHECK_CACHE], [ if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then ifelse([$1],,[AC_CANONICAL_HOST],[$1]) system_name="$host_os" else system_name="`(uname -s -r) 2>/dev/null`" if test -z "$system_name" ; then system_name="`(hostname) 2>/dev/null`" fi fi test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name") AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"]) test -z "$system_name" && system_name="$cf_cv_system_name" test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name) if test ".$system_name" != ".$cf_cv_system_name" ; then AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)) AC_MSG_ERROR("Please remove config.cache and try again.") fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_CHECK_CFLAGS version: 2 updated: 2001/12/30 19:09:58 dnl --------------- dnl Conditionally add to $CFLAGS and $CPPFLAGS values which are derived from dnl a build-configuration such as imake. These have the pitfall that they dnl often contain compiler-specific options which we cannot use, mixed with dnl preprocessor options that we usually can. AC_DEFUN([CF_CHECK_CFLAGS], [ CF_VERBOSE(checking additions to CFLAGS) cf_check_cflags="$CFLAGS" cf_check_cppflags="$CPPFLAGS" CF_ADD_CFLAGS($1,yes) if test "$cf_check_cflags" != "$CFLAGS" ; then AC_TRY_LINK([#include ],[printf("Hello world");],, [CF_VERBOSE(test-compile failed. Undoing change to \$CFLAGS) if test "$cf_check_cppflags" != "$CPPFLAGS" ; then CF_VERBOSE(but keeping change to \$CPPFLAGS) fi CFLAGS="$cf_check_flags"]) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_CHECK_ERRNO version: 10 updated: 2008/08/22 16:33:22 dnl -------------- dnl Check for data that is usually declared in or , e.g., dnl the 'errno' variable. Define a DECL_xxx symbol if we must declare it dnl ourselves. dnl dnl $1 = the name to check dnl $2 = the assumed type AC_DEFUN([CF_CHECK_ERRNO], [ AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[ AC_TRY_COMPILE([ #ifdef HAVE_STDLIB_H #include #endif #include #include #include ], ifelse($2,,int,$2) x = (ifelse($2,,int,$2)) $1, [cf_cv_dcl_$1=yes], [cf_cv_dcl_$1=no]) ]) if test "$cf_cv_dcl_$1" = no ; then CF_UPPER(cf_result,decl_$1) AC_DEFINE_UNQUOTED($cf_result) fi # It's possible (for near-UNIX clones) that the data doesn't exist CF_CHECK_EXTERN_DATA($1,ifelse($2,,int,$2)) ])dnl dnl --------------------------------------------------------------------------- dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23 dnl -------------------- dnl Check for existence of external data in the current set of libraries. If dnl we can modify it, it's real enough. dnl $1 = the name to check dnl $2 = its type AC_DEFUN([CF_CHECK_EXTERN_DATA], [ AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[ AC_TRY_LINK([ #undef $1 extern $2 $1; ], [$1 = 2], [cf_cv_have_$1=yes], [cf_cv_have_$1=no]) ]) if test "$cf_cv_have_$1" = yes ; then CF_UPPER(cf_result,have_$1) AC_DEFINE_UNQUOTED($cf_result) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_DISABLE_ECHO version: 10 updated: 2003/04/17 22:27:11 dnl --------------- dnl You can always use "make -n" to see the actual options, but it's hard to dnl pick out/analyze warning messages when the compile-line is long. dnl dnl Sets: dnl ECHO_LT - symbol to control if libtool is verbose dnl ECHO_LD - symbol to prefix "cc -o" lines dnl RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o) dnl SHOW_CC - symbol to put before explicit "cc -c" lines dnl ECHO_CC - symbol to put before any "cc" line dnl AC_DEFUN([CF_DISABLE_ECHO],[ AC_MSG_CHECKING(if you want to see long compiling messages) CF_ARG_DISABLE(echo, [ --disable-echo display "compiling" commands], [ ECHO_LT='--silent' ECHO_LD='@echo linking [$]@;' RULE_CC=' @echo compiling [$]<' SHOW_CC=' @echo compiling [$]@' ECHO_CC='@' ],[ ECHO_LT='' ECHO_LD='' RULE_CC='# compiling' SHOW_CC='# compiling' ECHO_CC='' ]) AC_MSG_RESULT($enableval) AC_SUBST(ECHO_LT) AC_SUBST(ECHO_LD) AC_SUBST(RULE_CC) AC_SUBST(SHOW_CC) AC_SUBST(ECHO_CC) ])dnl dnl --------------------------------------------------------------------------- dnl CF_ENABLE_NARROWPROTO version: 3 updated: 2006/02/12 17:46:00 dnl --------------------- dnl If this is not set properly, Xaw's scrollbars will not work. dnl The so-called "modular" configuration for X.org omits most of the dnl configure checks that would be needed to provide compatibility with dnl older X builds. This one breaks things noticeably. AC_DEFUN([CF_ENABLE_NARROWPROTO], [ AC_MSG_CHECKING(if you want narrow prototypes for X libraries) case `$ac_config_guess` in #(vi *cygwin*|*freebsd*|*gnu*|*irix5*|*irix6*|*linux-gnu*|*netbsd*|*openbsd*|*qnx*|*sco*|*sgi*) #(vi cf_default_narrowproto=yes ;; *) cf_default_narrowproto=no ;; esac CF_ARG_OPTION(narrowproto, [ --enable-narrowproto enable narrow prototypes for X libraries], [enable_narrowproto=$enableval], [enable_narrowproto=$cf_default_narrowproto], [$cf_default_narrowproto]) AC_MSG_RESULT($enable_narrowproto) ]) dnl --------------------------------------------------------------------------- dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39 dnl -------- dnl Check if 'errno' is declared in AC_DEFUN([CF_ERRNO], [ CF_CHECK_ERRNO(errno) ])dnl dnl --------------------------------------------------------------------------- dnl CF_FUNC_MEMMOVE version: 7 updated: 2006/12/16 12:33:30 dnl --------------- dnl Check for memmove, or a bcopy that can handle overlapping copy. If neither dnl is found, add our own version of memmove to the list of objects. AC_DEFUN([CF_FUNC_MEMMOVE], [ AC_CHECK_FUNC(memmove,,[ AC_CHECK_FUNC(bcopy,[ AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[ AC_TRY_RUN([ int main() { static char data[] = "abcdefghijklmnopqrstuwwxyz"; char temp[40]; bcopy(data, temp, sizeof(data)); bcopy(temp+10, temp, 15); bcopy(temp+5, temp+15, 10); ${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz")); } ], [cf_cv_good_bcopy=yes], [cf_cv_good_bcopy=no], [cf_cv_good_bcopy=unknown]) ]) ],[cf_cv_good_bcopy=no]) if test "$cf_cv_good_bcopy" = yes ; then AC_DEFINE(USE_OK_BCOPY) else AC_DEFINE(USE_MY_MEMMOVE) fi ])])dnl dnl --------------------------------------------------------------------------- dnl CF_FUNC_TGETENT version: 11 updated: 2007/03/14 16:43:48 dnl --------------- dnl Check for tgetent function in termcap library. If we cannot find this, dnl we'll use the $LINES and $COLUMNS environment variables to pass screen dnl size information to subprocesses. (We cannot use terminfo's compatibility dnl function, since it cannot provide the termcap-format data). dnl dnl If the --disable-full-tgetent option is given, we'll settle for the first dnl tgetent function we find. Since the search list in that case does not dnl include the termcap library, that allows us to default to terminfo. AC_DEFUN([CF_FUNC_TGETENT], [ # compute a reasonable value for $TERM to give tgetent(), since we may be # running in 'screen', which sets $TERMCAP to a specific entry that is not # necessarily in /etc/termcap - unsetenv is not portable, so we cannot simply # discard $TERMCAP. cf_TERMVAR=vt100 test -n "$TERMCAP" && cf_TERMVAR="$TERM" test -z "$cf_TERMVAR" && cf_TERMVAR=vt100 AC_MSG_CHECKING(if we want full tgetent function) CF_ARG_DISABLE(full-tgetent, [ --disable-full-tgetent disable check for full tgetent function], cf_full_tgetent=no, cf_full_tgetent=yes,yes) AC_MSG_RESULT($cf_full_tgetent) if test "$cf_full_tgetent" = yes ; then cf_test_message="full tgetent" else cf_test_message="tgetent" fi AC_CACHE_CHECK(for $cf_test_message function,cf_cv_lib_tgetent,[ cf_save_LIBS="$LIBS" cf_cv_lib_tgetent=no if test "$cf_full_tgetent" = yes ; then cf_TERMLIB="termcap termlib ncurses curses" cf_TERMTST="buffer[[0]] == 0" else cf_TERMLIB="termlib ncurses curses" cf_TERMTST="0" fi for cf_termlib in '' $cf_TERMLIB ; do LIBS="$cf_save_LIBS" test -n "$cf_termlib" && LIBS="$LIBS -l$cf_termlib" AC_TRY_RUN([ /* terminfo implementations ignore the buffer argument, making it useless for * the xterm application, which uses this information to make a new TERMCAP * environment variable. */ int main() { char buffer[1024]; buffer[0] = 0; tgetent(buffer, "$cf_TERMVAR"); ${cf_cv_main_return:-return} ($cf_TERMTST); }], [echo "yes, there is a termcap/tgetent in $cf_termlib" 1>&AC_FD_CC if test -n "$cf_termlib" ; then cf_cv_lib_tgetent="-l$cf_termlib" else cf_cv_lib_tgetent=yes fi break], [echo "no, there is no termcap/tgetent in $cf_termlib" 1>&AC_FD_CC], [echo "cross-compiling, cannot verify if a termcap/tgetent is present in $cf_termlib" 1>&AC_FD_CC]) done LIBS="$cf_save_LIBS" ]) # If we found a working tgetent(), set LIBS and check for termcap.h. # (LIBS cannot be set inside AC_CACHE_CHECK; the commands there should # not have side effects other than setting the cache variable, because # they are not executed when a cached value exists.) if test "$cf_cv_lib_tgetent" != no ; then test "$cf_cv_lib_tgetent" != yes && LIBS="$LIBS $cf_cv_lib_tgetent" AC_DEFINE(USE_TERMCAP) AC_TRY_COMPILE([ #include ],[ #ifdef NCURSES_VERSION make an error #endif],[AC_DEFINE(HAVE_TERMCAP_H)]) else # If we didn't find a tgetent() that supports the buffer # argument, look again to see whether we can find even # a crippled one. A crippled tgetent() is still useful to # validate values for the TERM environment variable given to # child processes. AC_CACHE_CHECK(for partial tgetent function,cf_cv_lib_part_tgetent,[ cf_cv_lib_part_tgetent=no for cf_termlib in $cf_TERMLIB ; do LIBS="$cf_save_LIBS -l$cf_termlib" AC_TRY_LINK([],[tgetent(0, "$cf_TERMVAR")], [echo "there is a terminfo/tgetent in $cf_termlib" 1>&AC_FD_CC cf_cv_lib_part_tgetent="-l$cf_termlib" break]) done LIBS="$cf_save_LIBS" ]) if test "$cf_cv_lib_part_tgetent" != no ; then LIBS="$LIBS $cf_cv_lib_part_tgetent" AC_CHECK_HEADERS(termcap.h) # If this is linking against ncurses, we'll trigger the # ifdef in resize.c that turns the termcap stuff back off. AC_DEFINE(USE_TERMINFO) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_GCC_ATTRIBUTES version: 11 updated: 2007/07/29 09:55:12 dnl ----------------- dnl Test for availability of useful gcc __attribute__ directives to quiet dnl compiler warnings. Though useful, not all are supported -- and contrary dnl to documentation, unrecognized directives cause older compilers to barf. AC_DEFUN([CF_GCC_ATTRIBUTES], [ if test "$GCC" = yes then cat > conftest.i < conftest.$ac_ext <&AC_FD_CC case $cf_attribute in scanf|printf) cat >conftest.h <conftest.h <>confdefs.h fi done else fgrep define conftest.i >>confdefs.h fi rm -rf conftest* fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_GCC_VERSION version: 4 updated: 2005/08/27 09:53:42 dnl -------------- dnl Find version of gcc AC_DEFUN([CF_GCC_VERSION],[ AC_REQUIRE([AC_PROG_CC]) GCC_VERSION=none if test "$GCC" = yes ; then AC_MSG_CHECKING(version of $CC) GCC_VERSION="`${CC} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`" test -z "$GCC_VERSION" && GCC_VERSION=unknown AC_MSG_RESULT($GCC_VERSION) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_GCC_WARNINGS version: 23 updated: 2008/07/26 17:54:02 dnl --------------- dnl Check if the compiler supports useful warning options. There's a few that dnl we don't use, simply because they're too noisy: dnl dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x) dnl -Wredundant-decls (system headers make this too noisy) dnl -Wtraditional (combines too many unrelated messages, only a few useful) dnl -Wwrite-strings (too noisy, but should review occasionally). This dnl is enabled for ncurses using "--enable-const". dnl -pedantic dnl dnl Parameter: dnl $1 is an optional list of gcc warning flags that a particular dnl application might want to use, e.g., "no-unused" for dnl -Wno-unused dnl Special: dnl If $with_ext_const is "yes", add a check for -Wwrite-strings dnl AC_DEFUN([CF_GCC_WARNINGS], [ AC_REQUIRE([CF_GCC_VERSION]) CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS) cat > conftest.$ac_ext <],[ #ifndef _XOPEN_SOURCE make an error #endif], [cf_cv_gnu_source=no], [cf_save="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" AC_TRY_COMPILE([#include ],[ #ifdef _XOPEN_SOURCE make an error #endif], [cf_cv_gnu_source=no], [cf_cv_gnu_source=yes]) CPPFLAGS="$cf_save" ]) ]) test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" ])dnl dnl --------------------------------------------------------------------------- dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23 dnl --------------- dnl Insert text into the help-message, for readability, from AC_ARG_WITH. AC_DEFUN([CF_HELP_MESSAGE], [AC_DIVERT_HELP([$1])dnl ])dnl dnl --------------------------------------------------------------------------- dnl CF_IMAKE_CFLAGS version: 30 updated: 2008/03/23 15:04:54 dnl --------------- dnl Use imake to obtain compiler flags. We could, in principle, write tests to dnl get these, but if imake is properly configured there is no point in doing dnl this. dnl dnl Parameters (used in constructing a sample Imakefile): dnl $1 = optional value to append to $IMAKE_CFLAGS dnl $2 = optional value to append to $IMAKE_LOADFLAGS AC_DEFUN([CF_IMAKE_CFLAGS], [ AC_PATH_PROGS(IMAKE,xmkmf imake) if test -n "$IMAKE" ; then case $IMAKE in # (vi */imake) cf_imake_opts="-DUseInstalled=YES" # (vi ;; */util/xmkmf) # A single parameter tells xmkmf where the config-files are: cf_imake_opts="`echo $IMAKE|sed -e s,/config/util/xmkmf,,`" # (vi ;; *) cf_imake_opts= ;; esac # If it's installed properly, imake (or its wrapper, xmkmf) will point to the # config directory. if mkdir conftestdir; then CDPATH=; export CDPATH cf_makefile=`cd $srcdir;pwd`/Imakefile cd conftestdir cat >fix_cflags.sed <<'CF_EOF' s/\\//g s/[[ ]][[ ]]*/ /g s/"//g :pack s/\(=[[^ ]][[^ ]]*\) \([[^-]]\)/\1 \2/g t pack s/\(-D[[a-zA-Z0-9_]][[a-zA-Z0-9_]]*\)=\([[^\'0-9 ]][[^ ]]*\)/\1='\\"\2\\"'/g s/^IMAKE[[ ]]/IMAKE_CFLAGS="/ s/ / /g s/$/"/ CF_EOF cat >fix_lflags.sed <<'CF_EOF' s/^IMAKE[[ ]]*/IMAKE_LOADFLAGS="/ s/$/"/ CF_EOF echo >./Imakefile test -f $cf_makefile && cat $cf_makefile >>./Imakefile cat >> ./Imakefile <<'CF_EOF' findstddefs: @echo IMAKE ${ALLDEFINES}ifelse($1,,,[ $1]) | sed -f fix_cflags.sed @echo IMAKE ${EXTRA_LOAD_FLAGS}ifelse($2,,,[ $2]) | sed -f fix_lflags.sed CF_EOF if ( $IMAKE $cf_imake_opts 1>/dev/null 2>&AC_FD_CC && test -f Makefile) then CF_VERBOSE(Using $IMAKE $cf_imake_opts) else # sometimes imake doesn't have the config path compiled in. Find it. cf_config= for cf_libpath in $X_LIBS $LIBS ; do case $cf_libpath in # (vi -L*) cf_libpath=`echo .$cf_libpath | sed -e 's/^...//'` cf_libpath=$cf_libpath/X11/config if test -d $cf_libpath ; then cf_config=$cf_libpath break fi ;; esac done if test -z "$cf_config" ; then AC_MSG_WARN(Could not find imake config-directory) else cf_imake_opts="$cf_imake_opts -I$cf_config" if ( $IMAKE -v $cf_imake_opts 2>&AC_FD_CC) then CF_VERBOSE(Using $IMAKE $cf_config) else AC_MSG_WARN(Cannot run $IMAKE) fi fi fi # GNU make sometimes prints "make[1]: Entering...", which # would confuse us. eval `make findstddefs 2>/dev/null | grep -v make` cd .. rm -rf conftestdir # We use ${ALLDEFINES} rather than ${STD_DEFINES} because the former # declares XTFUNCPROTO there. However, some vendors (e.g., SGI) have # modified it to support site.cf, adding a kludge for the /usr/include # directory. Try to filter that out, otherwise gcc won't find its # headers. if test -n "$GCC" ; then if test -n "$IMAKE_CFLAGS" ; then cf_nostdinc="" cf_std_incl="" cf_cpp_opts="" for cf_opt in $IMAKE_CFLAGS do case "$cf_opt" in -nostdinc) #(vi cf_nostdinc="$cf_opt" ;; -I/usr/include) #(vi cf_std_incl="$cf_opt" ;; *) #(vi cf_cpp_opts="$cf_cpp_opts $cf_opt" ;; esac done if test -z "$cf_nostdinc" ; then IMAKE_CFLAGS="$cf_cpp_opts $cf_std_incl" elif test -z "$cf_std_incl" ; then IMAKE_CFLAGS="$cf_cpp_opts $cf_nostdinc" else CF_VERBOSE(suppressed \"$cf_nostdinc\" and \"$cf_std_incl\") IMAKE_CFLAGS="$cf_cpp_opts" fi fi fi fi # Some imake configurations define PROJECTROOT with an empty value. Remove # the empty definition. case $IMAKE_CFLAGS in *-DPROJECTROOT=/*) ;; *) IMAKE_CFLAGS=`echo "$IMAKE_CFLAGS" |sed -e "s,-DPROJECTROOT=[[ ]], ,"` ;; esac fi CF_VERBOSE(IMAKE_CFLAGS $IMAKE_CFLAGS) CF_VERBOSE(IMAKE_LOADFLAGS $IMAKE_LOADFLAGS) AC_SUBST(IMAKE_CFLAGS) AC_SUBST(IMAKE_LOADFLAGS) ])dnl dnl --------------------------------------------------------------------------- dnl CF_INPUT_METHOD version: 3 updated: 2000/04/11 23:46:57 dnl --------------- dnl Check if the X libraries support input-method AC_DEFUN([CF_INPUT_METHOD], [ AC_CACHE_CHECK([if X libraries support input-method],cf_cv_input_method,[ AC_TRY_LINK([ #include #include #include #include #include #include ],[ { XIM xim; XIMStyles *xim_styles = 0; XIMStyle input_style; Widget w = 0; XSetLocaleModifiers("@im=none"); xim = XOpenIM(XtDisplay(w), NULL, NULL, NULL); XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL); XCloseIM(xim); input_style = (XIMPreeditNothing | XIMStatusNothing); } ], [cf_cv_input_method=yes], [cf_cv_input_method=no])]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_INTEL_COMPILER version: 3 updated: 2005/08/06 18:37:29 dnl ----------------- dnl Check if the given compiler is really the Intel compiler for Linux. It dnl tries to imitate gcc, but does not return an error when it finds a mismatch dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK. dnl dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from dnl the wrappers for gcc and g++ warnings. dnl dnl $1 = GCC (default) or GXX dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS dnl $3 = CFLAGS (default) or CXXFLAGS AC_DEFUN([CF_INTEL_COMPILER],[ ifelse($2,,INTEL_COMPILER,[$2])=no if test "$ifelse($1,,[$1],GCC)" = yes ; then case $host_os in linux*|gnu*) AC_MSG_CHECKING(if this is really Intel ifelse($1,GXX,C++,C) compiler) cf_save_CFLAGS="$ifelse($3,,CFLAGS,[$3])" ifelse($3,,CFLAGS,[$3])="$ifelse($3,,CFLAGS,[$3]) -no-gcc" AC_TRY_COMPILE([],[ #ifdef __INTEL_COMPILER #else make an error #endif ],[ifelse($2,,INTEL_COMPILER,[$2])=yes cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc" ],[]) ifelse($3,,CFLAGS,[$3])="$cf_save_CFLAGS" AC_MSG_RESULT($ifelse($2,,INTEL_COMPILER,[$2])) ;; esac fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_LASTLOG version: 4 updated: 2002/10/27 23:21:42 dnl ---------- dnl Check for header defining _PATH_LASTLOG, or failing that, see if the lastlog dnl file exists. AC_DEFUN([CF_LASTLOG], [ AC_CHECK_HEADERS(lastlog.h paths.h) AC_CACHE_CHECK(for lastlog path,cf_cv_path_lastlog,[ AC_TRY_COMPILE([ #include #ifdef HAVE_LASTLOG_H #include #else #ifdef HAVE_PATHS_H #include #endif #endif],[char *path = _PATH_LASTLOG], [cf_cv_path_lastlog="_PATH_LASTLOG"], [if test -f /usr/adm/lastlog ; then cf_cv_path_lastlog=/usr/adm/lastlog else cf_cv_path_lastlog=no fi]) ]) test $cf_cv_path_lastlog != no && AC_DEFINE(USE_LASTLOG) ])dnl dnl --------------------------------------------------------------------------- dnl CF_MSG_LOG version: 4 updated: 2007/07/29 09:55:12 dnl ---------- dnl Write a debug message to config.log, along with the line number in the dnl configure script. AC_DEFUN([CF_MSG_LOG],[ echo "${as_me-configure}:__oline__: testing $* ..." 1>&AC_FD_CC ])dnl dnl --------------------------------------------------------------------------- dnl CF_PATH_PROG version: 6 updated: 2004/01/26 20:58:41 dnl ------------ dnl Check for a given program, defining corresponding symbol. dnl $1 = environment variable, which is suffixed by "_PATH" in the #define. dnl $2 = program name to find. dnl $3 = optional list of additional program names to test. dnl dnl If there is more than one token in the result, #define the remaining tokens dnl to $1_ARGS. We need this for 'install' in particular. dnl dnl FIXME: we should allow this to be overridden by environment variables dnl AC_DEFUN([CF_PATH_PROG],[ test -z "[$]$1" && $1=$2 AC_PATH_PROGS($1,[$]$1 $2 $3,[$]$1) cf_path_prog="" cf_path_args="" IFS="${IFS= }"; cf_save_ifs="$IFS" case $host_os in #(vi os2*) #(vi IFS="${IFS};" ;; *) IFS="${IFS}:" ;; esac for cf_temp in $ac_cv_path_$1 do if test -z "$cf_path_prog" ; then if test "$with_full_paths" = yes ; then CF_PATH_SYNTAX(cf_temp,break) cf_path_prog="$cf_temp" else cf_path_prog="`basename $cf_temp`" fi elif test -z "$cf_path_args" ; then cf_path_args="$cf_temp" else cf_path_args="$cf_path_args $cf_temp" fi done IFS="$cf_save_ifs" if test -n "$cf_path_prog" ; then CF_MSG_LOG(defining path for ${cf_path_prog}) AC_DEFINE_UNQUOTED($1_PATH,"$cf_path_prog") test -n "$cf_path_args" && AC_DEFINE_UNQUOTED($1_ARGS,"$cf_path_args") fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_PATH_SYNTAX version: 12 updated: 2008/03/23 14:45:59 dnl -------------- dnl Check the argument to see that it looks like a pathname. Rewrite it if it dnl begins with one of the prefix/exec_prefix variables, and then again if the dnl result begins with 'NONE'. This is necessary to work around autoconf's dnl delayed evaluation of those symbols. AC_DEFUN([CF_PATH_SYNTAX],[ if test "x$prefix" != xNONE; then cf_path_syntax="$prefix" else cf_path_syntax="$ac_default_prefix" fi case ".[$]$1" in #(vi .\[$]\(*\)*|.\'*\'*) #(vi ;; ..|./*|.\\*) #(vi ;; .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX ;; .\[$]{*prefix}*) #(vi eval $1="[$]$1" case ".[$]$1" in #(vi .NONE/*) $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` ;; esac ;; #(vi .no|.NONE/*) $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` ;; *) ifelse($2,,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2) ;; esac ])dnl dnl --------------------------------------------------------------------------- dnl CF_POSIX_C_SOURCE version: 6 updated: 2005/07/14 20:25:10 dnl ----------------- dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed. dnl dnl POSIX.1-1990 _POSIX_SOURCE dnl POSIX.1-1990 and _POSIX_SOURCE and dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2 dnl Bindings Option dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L dnl X/Open 2000 _POSIX_C_SOURCE=200112L dnl dnl Parameters: dnl $1 is the nominal value for _POSIX_C_SOURCE AC_DEFUN([CF_POSIX_C_SOURCE], [ cf_POSIX_C_SOURCE=ifelse($1,,199506L,$1) cf_save_CFLAGS="$CFLAGS" cf_save_CPPFLAGS="$CPPFLAGS" CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE) CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE) AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[ CF_MSG_LOG(if the symbol is already defined go no further) AC_TRY_COMPILE([#include ],[ #ifndef _POSIX_C_SOURCE make an error #endif], [cf_cv_posix_c_source=no], [cf_want_posix_source=no case .$cf_POSIX_C_SOURCE in #(vi .[[12]]??*) #(vi cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" ;; .2) #(vi cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" cf_want_posix_source=yes ;; .*) cf_want_posix_source=yes ;; esac if test "$cf_want_posix_source" = yes ; then AC_TRY_COMPILE([#include ],[ #ifdef _POSIX_SOURCE make an error #endif],[], cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE") fi CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE) CFLAGS="$cf_trim_CFLAGS" CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source" CF_MSG_LOG(if the second compile does not leave our definition intact error) AC_TRY_COMPILE([#include ],[ #ifndef _POSIX_C_SOURCE make an error #endif],, [cf_cv_posix_c_source=no]) CFLAGS="$cf_save_CFLAGS" CPPFLAGS="$cf_save_CPPFLAGS" ]) ]) if test "$cf_cv_posix_c_source" != no ; then CFLAGS="$cf_trim_CFLAGS" CPPFLAGS="$cf_trim_CPPFLAGS" if test "$cf_cv_cc_u_d_options" = yes ; then cf_temp_posix_c_source=`echo "$cf_cv_posix_c_source" | \ sed -e 's/-D/-U/g' -e 's/=[[^ ]]*//g'` CPPFLAGS="$CPPFLAGS $cf_temp_posix_c_source" fi CPPFLAGS="$CPPFLAGS $cf_cv_posix_c_source" fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_POSIX_SAVED_IDS version: 7 updated: 2007/03/14 16:43:53 dnl ------------------ dnl dnl Check first if saved-ids are always supported. Some systems dnl may require runtime checks. AC_DEFUN([CF_POSIX_SAVED_IDS], [ AC_CHECK_HEADERS( \ sys/param.h \ ) AC_CACHE_CHECK(if POSIX saved-ids are supported,cf_cv_posix_saved_ids,[ AC_TRY_LINK( [ #include #ifdef HAVE_SYS_PARAM_H #include /* this may define "BSD" */ #endif ],[ #if defined(_POSIX_SAVED_IDS) && (_POSIX_SAVED_IDS > 0) void *p = (void *) seteuid; int x = seteuid(geteuid()); #elif defined(BSD) && (BSD >= 199103) /* The BSD's may implement the runtime check - and it fails. * However, saved-ids work almost like POSIX (close enough for most uses). */ #else make an error #endif ],[cf_cv_posix_saved_ids=yes ],[ AC_TRY_RUN([ #ifdef HAVE_STDLIB_H #include #endif #include int main() { void *p = (void *) seteuid; long code = sysconf(_SC_SAVED_IDS); ${cf_cv_main_return:-return} ((code > 0) ? 0 : 1); }], cf_cv_posix_saved_ids=yes, cf_cv_posix_saved_ids=no, cf_cv_posix_saved_ids=unknown) ]) ]) test "$cf_cv_posix_saved_ids" = yes && AC_DEFINE(HAVE_POSIX_SAVED_IDS) ]) dnl --------------------------------------------------------------------------- dnl CF_POSIX_WAIT version: 2 updated: 2000/05/29 16:16:04 dnl ------------- dnl Check for POSIX wait support AC_DEFUN([CF_POSIX_WAIT], [ AC_REQUIRE([AC_HEADER_SYS_WAIT]) AC_CACHE_CHECK(for POSIX wait functions,cf_cv_posix_wait,[ AC_TRY_LINK([ #include #include #include #ifdef HAVE_SYS_WAIT_H #include #endif ],[ int stat_loc; pid_t pid = waitpid(-1, &stat_loc, WNOHANG|WUNTRACED); pid_t pid2 = wait(&stat_loc); ], [cf_cv_posix_wait=yes], [cf_cv_posix_wait=no]) ]) test "$cf_cv_posix_wait" = yes && AC_DEFINE(USE_POSIX_WAIT) ])dnl dnl --------------------------------------------------------------------------- dnl CF_PROCFS_CWD version: 2 updated: 2007/03/12 20:39:04 dnl ------------- dnl Find /proc tree (may be in a different place) which implements the "cwd" dnl link. AC_DEFUN([CF_PROCFS_CWD],[ AC_CACHE_CHECK(for proc tree with cwd-support,cf_cv_procfs_cwd,[ cf_cv_procfs_cwd=no for cf_path in /proc /compat/linux/proc /usr/compat/linux/proc do if test -d $cf_path && \ test -d $cf_path/$$ && \ ( test -d $cf_path/$$/cwd || \ test -L $cf_path/$$/cwd ); then cf_cv_procfs_cwd=$cf_path break fi done ]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_PROG_CC_U_D version: 1 updated: 2005/07/14 16:59:30 dnl -------------- dnl Check if C (preprocessor) -U and -D options are processed in the order dnl given rather than by type of option. Some compilers insist on apply all dnl of the -U options after all of the -D options. Others allow mixing them, dnl and may predefine symbols that conflict with those we define. AC_DEFUN([CF_PROG_CC_U_D], [ AC_CACHE_CHECK(if $CC -U and -D options work together,cf_cv_cc_u_d_options,[ cf_save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="-UU_D_OPTIONS -DU_D_OPTIONS -DD_U_OPTIONS -UD_U_OPTIONS" AC_TRY_COMPILE([],[ #ifndef U_D_OPTIONS make an undefined-error #endif #ifdef D_U_OPTIONS make a defined-error #endif ],[ cf_cv_cc_u_d_options=yes],[ cf_cv_cc_u_d_options=no]) CPPFLAGS="$cf_save_CPPFLAGS" ]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18 dnl ----------- dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX. AC_DEFUN([CF_PROG_EXT], [ AC_REQUIRE([CF_CHECK_CACHE]) case $cf_cv_system_name in os2*) CFLAGS="$CFLAGS -Zmt" CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__" CXXFLAGS="$CXXFLAGS -Zmt" # autoconf's macro sets -Zexe and suffix both, which conflict:w LDFLAGS="$LDFLAGS -Zmt -Zcrtdll" ac_cv_exeext=.exe ;; esac AC_EXEEXT AC_OBJEXT PROG_EXT="$EXEEXT" AC_SUBST(PROG_EXT) test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT") ])dnl dnl --------------------------------------------------------------------------- dnl CF_REGEX version: 3 updated: 1997/11/01 14:26:01 dnl -------- dnl Attempt to determine if we've got one of the flavors of regular-expression dnl code that we can support. AC_DEFUN([CF_REGEX], [ AC_MSG_CHECKING([for regular-expression headers]) AC_CACHE_VAL(cf_cv_regex,[ AC_TRY_LINK([#include #include ],[ regex_t *p; int x = regcomp(p, "", 0); int y = regexec(p, "", 0, 0, 0); regfree(p); ],[cf_cv_regex="regex.h"],[ AC_TRY_LINK([#include ],[ char *p = compile("", "", "", 0); int x = step("", ""); ],[cf_cv_regex="regexp.h"],[ cf_save_LIBS="$LIBS" LIBS="-lgen $LIBS" AC_TRY_LINK([#include ],[ char *p = compile("", "", ""); int x = step("", ""); ],[cf_cv_regex="regexpr.h"],[LIBS="$cf_save_LIBS"])])]) ]) AC_MSG_RESULT($cf_cv_regex) case $cf_cv_regex in regex.h) AC_DEFINE(HAVE_REGEX_H_FUNCS) ;; regexp.h) AC_DEFINE(HAVE_REGEXP_H_FUNCS) ;; regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS) ;; esac ])dnl dnl --------------------------------------------------------------------------- dnl CF_REMOVE_DEFINE version: 2 updated: 2005/07/09 16:12:18 dnl ---------------- dnl Remove all -U and -D options that refer to the given symbol from a list dnl of C compiler options. This works around the problem that not all dnl compilers process -U and -D options from left-to-right, so a -U option dnl cannot be used to cancel the effect of a preceding -D option. dnl dnl $1 = target (which could be the same as the source variable) dnl $2 = source (including '$') dnl $3 = symbol to remove define([CF_REMOVE_DEFINE], [ # remove $3 symbol from $2 $1=`echo "$2" | \ sed -e 's/-[[UD]]$3\(=[[^ ]]*\)\?[[ ]]/ /g' \ -e 's/-[[UD]]$3\(=[[^ ]]*\)\?[$]//g'` ])dnl dnl --------------------------------------------------------------------------- dnl CF_SIGWINCH version: 1 updated: 2006/04/02 16:41:09 dnl ----------- dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all dnl programs need this test). dnl dnl This is really a MacOS X 10.4.3 workaround. Defining _POSIX_C_SOURCE dnl forces SIGWINCH to be undefined (breaks xterm, ncurses). Oddly, the struct dnl winsize declaration is left alone - we may revisit this if Apple choose to dnl break that part of the interface as well. AC_DEFUN([CF_SIGWINCH], [ AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[ AC_TRY_COMPILE([ #include #include ],[int x = SIGWINCH], [cf_cv_define_sigwinch=yes], [AC_TRY_COMPILE([ #undef _XOPEN_SOURCE #undef _POSIX_SOURCE #undef _POSIX_C_SOURCE #include #include ],[int x = SIGWINCH], [cf_cv_define_sigwinch=maybe], [cf_cv_define_sigwinch=no]) ]) ]) if test "$cf_cv_define_sigwinch" = maybe ; then AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[ cf_cv_fixup_sigwinch=unknown cf_sigwinch=32 while test $cf_sigwinch != 1 do AC_TRY_COMPILE([ #undef _XOPEN_SOURCE #undef _POSIX_SOURCE #undef _POSIX_C_SOURCE #include #include ],[ #if SIGWINCH != $cf_sigwinch make an error #endif int x = SIGWINCH], [cf_cv_fixup_sigwinch=$cf_sigwinch break]) cf_sigwinch=`expr $cf_sigwinch - 1` done ]) if test "$cf_cv_fixup_sigwinch" != unknown ; then CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch" fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_SIG_ATOMIC_T version: 2 updated: 2005/09/18 17:27:12 dnl --------------- dnl signal handler, but there are some gcc depedencies in that recommendation. dnl Try anyway. AC_DEFUN([CF_SIG_ATOMIC_T], [ AC_MSG_CHECKING(for signal global datatype) AC_CACHE_VAL(cf_cv_sig_atomic_t,[ for cf_type in \ "volatile sig_atomic_t" \ "sig_atomic_t" \ "int" do AC_TRY_COMPILE([ #include #include #include extern $cf_type x; $cf_type x; static void handler(int sig) { x = 5; }], [signal(SIGINT, handler); x = 1], [cf_cv_sig_atomic_t=$cf_type], [cf_cv_sig_atomic_t=no]) test "$cf_cv_sig_atomic_t" != no && break done ]) AC_MSG_RESULT($cf_cv_sig_atomic_t) test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SIZE_T version: 4 updated: 2000/01/22 00:19:54 dnl --------- dnl On both Ultrix and CLIX, I find size_t defined in AC_DEFUN([CF_SIZE_T], [ AC_MSG_CHECKING(for size_t in or ) AC_CACHE_VAL(cf_cv_type_size_t,[ AC_TRY_COMPILE([ #include #ifdef STDC_HEADERS #include #include #endif #include ], [size_t x], [cf_cv_type_size_t=yes], [cf_cv_type_size_t=no]) ]) AC_MSG_RESULT($cf_cv_type_size_t) test $cf_cv_type_size_t = no && AC_DEFINE(size_t, unsigned) ])dnl dnl --------------------------------------------------------------------------- dnl CF_STRUCT_LASTLOG version: 1 updated: 2006/03/12 17:46:43 dnl ----------------- dnl Check for header defining struct lastlog, ensure that its .ll_time member dnl is compatible with time(). AC_DEFUN([CF_STRUCT_LASTLOG], [ AC_CHECK_HEADERS(lastlog.h) AC_CACHE_CHECK(for struct lastlog,cf_cv_struct_lastlog,[ AC_TRY_RUN([ #include #include #include int main() { struct lastlog data; return (sizeof(data.ll_time) != sizeof(time_t)); }],[ cf_cv_struct_lastlog=yes],[ cf_cv_struct_lastlog=no],[ cf_cv_struct_lastlog=unknown])]) test $cf_cv_struct_lastlog != no && AC_DEFINE(USE_STRUCT_LASTLOG) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SVR4 version: 3 updated: 2000/05/31 10:16:52 dnl ------- dnl Check if this is an SVR4 system. We need the definition for xterm AC_DEFUN([CF_SVR4], [ AC_CHECK_LIB(elf, elf_begin,[ AC_CACHE_CHECK(if this is an SVR4 system, cf_cv_svr4,[ AC_TRY_COMPILE([ #include #include ],[ static struct termio d_tio; d_tio.c_cc[VINTR] = 0; d_tio.c_cc[VQUIT] = 0; d_tio.c_cc[VERASE] = 0; d_tio.c_cc[VKILL] = 0; d_tio.c_cc[VEOF] = 0; d_tio.c_cc[VEOL] = 0; d_tio.c_cc[VMIN] = 0; d_tio.c_cc[VTIME] = 0; d_tio.c_cc[VLNEXT] = 0; ], [cf_cv_svr4=yes], [cf_cv_svr4=no]) ]) ]) test "$cf_cv_svr4" = yes && AC_DEFINE(SVR4) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SYSV version: 13 updated: 2006/08/20 14:55:37 dnl ------- dnl Check if this is a SYSV platform, e.g., as used in , and whether dnl defining it will be helpful. The following features are used to check: dnl dnl a) bona-fide SVSV doesn't use const for sys_errlist[]. Since this is a dnl legacy (pre-ANSI) feature, const should not apply. Modern systems only dnl declare strerror(). Xos.h declares the legacy form of str_errlist[], and dnl a compile-time error will result from trying to assign to a const array. dnl dnl b) compile with headers that exist on SYSV hosts. dnl dnl c) compile with type definitions that differ on SYSV hosts from standard C. AC_DEFUN([CF_SYSV], [ AC_CHECK_HEADERS( \ termios.h \ stdlib.h \ X11/Intrinsic.h \ ) AC_REQUIRE([CF_SYS_ERRLIST]) AC_CACHE_CHECK(if we should define SYSV,cf_cv_sysv,[ AC_TRY_COMPILE([ #undef SYSV #define SYSV 1 /* get Xos.h to declare sys_errlist[] */ #ifdef HAVE_STDLIB_H #include /* look for wchar_t */ #endif #ifdef HAVE_X11_INTRINSIC_H #include /* Intrinsic.h has other traps... */ #endif #ifdef HAVE_TERMIOS_H /* needed for HPUX 10.20 */ #include #define STRUCT_TERMIOS struct termios #else #define STRUCT_TERMIOS struct termio #endif #include #include /* eliminate most BSD hacks */ #include /* declare sys_errlist on older systems */ #include /* eliminate most of the remaining ones */ ],[ static STRUCT_TERMIOS d_tio; d_tio.c_cc[VINTR] = 0; d_tio.c_cc[VQUIT] = 0; d_tio.c_cc[VERASE] = 0; d_tio.c_cc[VKILL] = 0; d_tio.c_cc[VEOF] = 0; d_tio.c_cc[VEOL] = 0; d_tio.c_cc[VMIN] = 0; d_tio.c_cc[VTIME] = 0; #if defined(HAVE_SYS_ERRLIST) && !defined(DECL_SYS_ERRLIST) sys_errlist[0] = ""; /* Cygwin mis-declares this */ #endif ], [cf_cv_sysv=yes], [cf_cv_sysv=no]) ]) test "$cf_cv_sysv" = yes && AC_DEFINE(SYSV) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SYSV_UTMP version: 5 updated: 2001/12/27 12:55:07 dnl ------------ dnl Check if this is a SYSV flavor of UTMP AC_DEFUN([CF_SYSV_UTMP], [ AC_CACHE_CHECK(if $cf_cv_have_utmp is SYSV flavor,cf_cv_sysv_utmp,[ test "$cf_cv_have_utmp" = "utmp" && cf_prefix="ut" || cf_prefix="utx" AC_TRY_LINK([ #include #include <${cf_cv_have_utmp}.h>],[ struct $cf_cv_have_utmp x; set${cf_prefix}ent (); get${cf_prefix}id(&x); put${cf_prefix}line(&x); end${cf_prefix}ent();], [cf_cv_sysv_utmp=yes], [cf_cv_sysv_utmp=no]) ]) test $cf_cv_sysv_utmp = yes && AC_DEFINE(USE_SYSV_UTMP) ])dnl dnl --------------------------------------------------------------------------- dnl CF_SYS_ERRLIST version: 6 updated: 2001/12/30 13:03:23 dnl -------------- dnl Check for declaration of sys_nerr and sys_errlist in one of stdio.h and dnl errno.h. Declaration of sys_errlist on BSD4.4 interferes with our dnl declaration. Reported by Keith Bostic. AC_DEFUN([CF_SYS_ERRLIST], [ CF_CHECK_ERRNO(sys_nerr) CF_CHECK_ERRNO(sys_errlist) ])dnl dnl --------------------------------------------------------------------------- dnl CF_TERMIO_C_ISPEED version: 2 updated: 2000/05/29 16:16:04 dnl ------------------ dnl Check for SGI's broken redefinition of baud rates introduced in IRIX 6.5 dnl (there doesn't appear to be a useful predefined symbol). AC_DEFUN([CF_TERMIO_C_ISPEED], [ AC_CACHE_CHECK(for IRIX 6.5 baud-rate redefinitions,cf_cv_termio_c_ispeed,[ AC_TRY_COMPILE([ #include #include ],[ struct termio foo; foo.c_ispeed = B38400; foo.c_ospeed = B9600; ],[cf_cv_termio_c_ispeed=yes ],[cf_cv_termio_c_ispeed=no]) ]) test "$cf_cv_termio_c_ispeed" = yes && AC_DEFINE(HAVE_TERMIO_C_ISPEED) ])dnl dnl --------------------------------------------------------------------------- dnl CF_TTY_GROUP version: 7 updated: 2007/03/14 16:43:59 dnl ------------ dnl Check if the system has a tty-group defined. This is used in xterm when dnl setting pty ownership. AC_DEFUN([CF_TTY_GROUP], [ AC_MSG_CHECKING(for explicit tty group name) AC_ARG_WITH(tty-group, [ --with-tty-group=XXX use XXX for the tty-group], [cf_tty_group=$withval], [cf_tty_group=auto...]) test -z "$cf_tty_group" && cf_tty_group=auto... test "$cf_tty_group" = yes && cf_tty_group=auto... AC_MSG_RESULT($cf_tty_group) if test "$cf_tty_group" = "auto..." ; then AC_CACHE_CHECK(for tty group name,cf_cv_tty_group_name,[ # If we are configuring as root, it is hard to get a clue about the tty group. # But we'll guess based on how our connection is set up - assuming it is done # properly. cf_uid=`id | sed -e 's/^[^=]*=//' -e 's/(.*$//'` # )vi if test "$cf_uid" != 0 ; then cf_cv_tty_group_name= cf_tty_name=`tty` test "$cf_tty_name" = "not a tty" && cf_tty_name=/dev/tty test -z "$cf_tty_name" && cf_tty_name=/dev/tty if test -c "$cf_tty_name" then cf_option="-l -L" # Expect listing to have fields like this: #-rwxrwxrwx 1 user group 34293 Jul 18 16:29 pathname ls $cf_option $cf_tty_name >conftest.out read cf_mode cf_links cf_usr cf_grp cf_size cf_date1 cf_date2 cf_date3 cf_rest conftest.out read cf_mode cf_links cf_usr cf_grp cf_size cf_date1 cf_date2 cf_date3 cf_rest /dev/null 1>/dev/null ) then cf_cv_tty_group_name="tty" fi ;; esac fi ]) cf_tty_group="$cf_cv_tty_group_name" else # if configure option, always do this AC_DEFINE(USE_TTY_GROUP) fi AC_DEFINE_UNQUOTED(TTY_GROUP_NAME,"$cf_tty_group") # This is only a double-check that the group-name we obtained above really # does apply to the device. We cannot perform this test if we are in batch # mode, or if we are cross-compiling. AC_CACHE_CHECK(if we may use the $cf_tty_group group,cf_cv_tty_group,[ cf_tty_name=`tty` if test "$cf_tty_name" != "not a tty" then AC_TRY_RUN([ #include #include #include #include int main() { struct stat sb; struct group *ttygrp = getgrnam(TTY_GROUP_NAME); char *name = ttyname(0); endgrent(); if (ttygrp != 0 && name != 0 && stat(name, &sb) == 0 && sb.st_gid != getgid() && sb.st_gid == ttygrp->gr_gid) { ${cf_cv_main_return:-return} (0); } ${cf_cv_main_return:-return} (1); } ], [cf_cv_tty_group=yes], [cf_cv_tty_group=no], [cf_cv_tty_group=unknown]) elif test "$cross_compiling" = yes; then cf_cv_tty_group=unknown else cf_cv_tty_group=yes fi ]) if test $cf_cv_tty_group = no ; then AC_MSG_WARN(Cannot use $cf_tty_group group) else AC_DEFINE(USE_TTY_GROUP) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_TYPE_FD_MASK version: 2 updated: 2008/03/25 20:59:57 dnl --------------- dnl Check for the declaration of fd_mask, which is like fd_set, associated dnl with select(). The check for fd_set should have pulled in this as well, dnl but there is a special case for Mac OS X, possibly other BSD-derived dnl platforms. AC_DEFUN([CF_TYPE_FD_MASK], [ AC_REQUIRE([CF_TYPE_FD_SET]) AC_CACHE_CHECK(for declaration of fd_mask,cf_cv_type_fd_mask,[ if test x$cf_cv_type_fd_set = xX11/Xpoll.h ; then AC_TRY_COMPILE([ #include ],[fd_mask x],, [CF_MSG_LOG(if we must define CSRG_BASED) # Xosdefs.h on Mac OS X may not define this (but it should). AC_TRY_COMPILE([ #define CSRG_BASED #include ],[fd_mask x], cf_cv_type_fd_mask=CSRG_BASED)]) else cf_cv_type_fd_mask=$cf_cv_type_fd_set fi ]) if test x$cf_cv_type_fd_mask = xCSRG_BASED ; then AC_DEFINE(CSRG_BASED) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_TYPE_FD_SET version: 4 updated: 2008/03/25 20:56:03 dnl -------------- dnl Check for the declaration of fd_set. Some platforms declare it in dnl , and some in , which requires . dnl Finally, if we are using this for an X application, Xpoll.h may include dnl , so we don't want to do it twice. AC_DEFUN([CF_TYPE_FD_SET], [ AC_CHECK_HEADERS(X11/Xpoll.h) AC_CACHE_CHECK(for declaration of fd_set,cf_cv_type_fd_set, [CF_MSG_LOG(sys/types alone) AC_TRY_COMPILE([ #include ], [fd_set x], [cf_cv_type_fd_set=sys/types.h], [CF_MSG_LOG(X11/Xpoll.h) AC_TRY_COMPILE([ #ifdef HAVE_X11_XPOLL_H #include #endif], [fd_set x], [cf_cv_type_fd_set=X11/Xpoll.h], [CF_MSG_LOG(sys/select.h) AC_TRY_COMPILE([ #include #include ], [fd_set x], [cf_cv_type_fd_set=sys/select.h], [cf_cv_type_fd_set=unknown])])])]) if test $cf_cv_type_fd_set = sys/select.h ; then AC_DEFINE(USE_SYS_SELECT_H) fi ]) dnl --------------------------------------------------------------------------- dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59 dnl -------- dnl Make an uppercase version of a variable dnl $1=uppercase($2) AC_DEFUN([CF_UPPER], [ $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%` ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTEMPTER version: 2 updated: 2000/01/22 22:50:59 dnl ----------- dnl Try to link with utempter library AC_DEFUN([CF_UTEMPTER], [ AC_CACHE_CHECK(if we can link with utempter library,cf_cv_have_utempter,[ cf_save_LIBS="$LIBS" LIBS="-lutempter $LIBS" AC_TRY_LINK([ #include ],[ addToUtmp("/dev/tty", 0, 1); removeFromUtmp(); ],[ cf_cv_have_utempter=yes],[ cf_cv_have_utempter=no]) LIBS="$cf_save_LIBS" ]) if test "$cf_cv_have_utempter" = yes ; then AC_DEFINE(USE_UTEMPTER) LIBS="-lutempter $LIBS" fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP version: 9 updated: 2008/01/25 17:18:00 dnl ------- dnl Check for UTMP/UTMPX headers AC_DEFUN([CF_UTMP], [ AC_REQUIRE([CF_LASTLOG]) AC_CACHE_CHECK(for utmp implementation,cf_cv_have_utmp,[ cf_cv_have_utmp=no for cf_header in utmpx utmp ; do cf_utmp_includes=" #include #include <${cf_header}.h> #define getutent getutxent #ifdef USE_LASTLOG #include /* may conflict with utmpx.h on Linux */ #endif " AC_TRY_COMPILE([$cf_utmp_includes], [struct $cf_header x; char *name = x.ut_name; /* utmp.h and compatible definitions */ ], [cf_cv_have_utmp=$cf_header break], [ AC_TRY_COMPILE([$cf_utmp_includes], [struct $cf_header x; char *name = x.ut_user; /* utmpx.h must declare this */ ], [cf_cv_have_utmp=$cf_header break ])]) done ]) if test $cf_cv_have_utmp != no ; then AC_DEFINE(HAVE_UTMP) test $cf_cv_have_utmp = utmpx && AC_DEFINE(UTMPX_FOR_UTMP) CF_UTMP_UT_HOST CF_UTMP_UT_SYSLEN CF_UTMP_UT_NAME CF_UTMP_UT_XSTATUS CF_UTMP_UT_XTIME CF_UTMP_UT_SESSION CF_SYSV_UTMP fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_GROUP version: 1 updated: 2005/10/06 20:29:29 dnl ------------- dnl Find the utmp/utmpx file and determine its group to allow setgid programs dnl to manipulate it, e.g., when there is no intermediary. AC_DEFUN([CF_UTMP_GROUP],[ AC_REQUIRE([CF_UTMP]) if test $cf_cv_have_utmp != no ; then AC_CACHE_CHECK(for utmp/utmpx group,cf_cv_utmp_group,[ for cf_utmp_path in /var/adm /var/run do for cf_utmp_file in utmpx utmp do if test -f $cf_utmp_path/$cf_utmp_file then cf_cv_utmp_group=root cf_option="-l -L" # Expect listing to have fields like this: #-r--r--r-- 1 user group 34293 Jul 18 16:29 pathname ls $cf_option $cf_utmp_path/$cf_utmp_file >conftest read cf_mode cf_links cf_usr cf_grp cf_size cf_date1 cf_date2 cf_date3 cf_rest conftest read cf_mode cf_links cf_usr cf_grp cf_size cf_date1 cf_date2 cf_date3 cf_rest #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; char *y = &x.ut_host[0]], [cf_cv_have_utmp_ut_host=yes], [cf_cv_have_utmp_ut_host=no]) ]) AC_MSG_RESULT($cf_cv_have_utmp_ut_host) test $cf_cv_have_utmp_ut_host != no && AC_DEFINE(HAVE_UTMP_UT_HOST) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_NAME version: 4 updated: 2007/03/13 19:17:11 dnl --------------- dnl Check if UTMP/UTMPX struct defines ut_name member AC_DEFUN([CF_UTMP_UT_NAME], [ if test $cf_cv_have_utmp != no ; then AC_CACHE_CHECK(if ${cf_cv_have_utmp}.ut_name is declared,cf_cv_have_utmp_ut_name,[ cf_cv_have_utmp_ut_name=no cf_utmp_includes=" #include #include <${cf_cv_have_utmp}.h> #define getutent getutxent #ifdef USE_LASTLOG #include /* may conflict with utmpx.h on Linux */ #endif " for cf_header in ut_name ut_user ; do AC_TRY_COMPILE([$cf_utmp_includes], [struct $cf_cv_have_utmp x; char *name = x.$cf_header; ], [cf_cv_have_utmp_ut_name=$cf_header break]) done ]) case $cf_cv_have_utmp_ut_name in #(vi no) #(vi AC_MSG_ERROR(Cannot find declaration for ut.ut_name) ;; ut_user) AC_DEFINE(ut_name,ut_user) ;; esac fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_SESSION version: 5 updated: 2007/03/13 19:17:11 dnl ------------------ dnl Check if UTMP/UTMPX struct defines ut_session member AC_DEFUN([CF_UTMP_UT_SESSION], [ if test $cf_cv_have_utmp != no ; then AC_CACHE_CHECK(if ${cf_cv_have_utmp}.ut_session is declared, cf_cv_have_utmp_ut_session,[ AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; long y = x.ut_session], [cf_cv_have_utmp_ut_session=yes], [cf_cv_have_utmp_ut_session=no]) ]) if test $cf_cv_have_utmp_ut_session != no ; then AC_DEFINE(HAVE_UTMP_UT_SESSION) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_SYSLEN version: 1 updated: 2008/01/25 17:18:00 dnl ----------------- dnl Check if UTMP/UTMPX struct defines ut_syslen member AC_DEFUN([CF_UTMP_UT_SYSLEN], [ if test $cf_cv_have_utmp != no ; then AC_MSG_CHECKING(if ${cf_cv_have_utmp}.ut_syslen is declared) AC_CACHE_VAL(cf_cv_have_utmp_ut_syslen,[ AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; int y = x.ut_syslen], [cf_cv_have_utmp_ut_syslen=yes], [cf_cv_have_utmp_ut_syslen=no]) ]) AC_MSG_RESULT($cf_cv_have_utmp_ut_syslen) test $cf_cv_have_utmp_ut_syslen != no && AC_DEFINE(HAVE_UTMP_UT_SYSLEN) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_XSTATUS version: 3 updated: 2001/12/27 12:55:07 dnl ------------------ dnl Check for known variants on the UTMP/UTMPX struct's exit-status as reported dnl by various people: dnl dnl ut_exit.__e_exit (HPUX 11 - David Ellement, also in glibc2) dnl ut_exit.e_exit (SVR4) dnl ut_exit.ut_e_exit (os390 - Greg Smith) dnl ut_exit.ut_exit (Tru64 4.0f - Jeremie Petit, 4.0e - Tomas Vanhala) dnl dnl Note: utmp_xstatus is not a conventional compatibility definition in the dnl system header files. AC_DEFUN([CF_UTMP_UT_XSTATUS], [ if test $cf_cv_have_utmp != no ; then AC_CACHE_CHECK(for exit-status in $cf_cv_have_utmp,cf_cv_have_utmp_ut_xstatus,[ for cf_result in \ ut_exit.__e_exit \ ut_exit.e_exit \ ut_exit.ut_e_exit \ ut_exit.ut_exit do AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; long y = x.$cf_result = 0], [cf_cv_have_utmp_ut_xstatus=$cf_result break], [cf_cv_have_utmp_ut_xstatus=no]) done ]) if test $cf_cv_have_utmp_ut_xstatus != no ; then AC_DEFINE(HAVE_UTMP_UT_XSTATUS) AC_DEFINE_UNQUOTED(ut_xstatus,$cf_cv_have_utmp_ut_xstatus) fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_UTMP_UT_XTIME version: 7 updated: 2007/03/13 19:17:11 dnl ---------------- dnl Check if UTMP/UTMPX struct defines ut_xtime member AC_DEFUN([CF_UTMP_UT_XTIME], [ if test $cf_cv_have_utmp != no ; then AC_CACHE_CHECK(if ${cf_cv_have_utmp}.ut_xtime is declared, cf_cv_have_utmp_ut_xtime,[ AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; long y = x.ut_xtime = 0], [cf_cv_have_utmp_ut_xtime=yes], [AC_TRY_COMPILE([ #include #include <${cf_cv_have_utmp}.h>], [struct $cf_cv_have_utmp x; long y = x.ut_tv.tv_sec], [cf_cv_have_utmp_ut_xtime=define], [cf_cv_have_utmp_ut_xtime=no]) ]) ]) if test $cf_cv_have_utmp_ut_xtime != no ; then AC_DEFINE(HAVE_UTMP_UT_XTIME) if test $cf_cv_have_utmp_ut_xtime = define ; then AC_DEFINE(ut_xtime,ut_tv.tv_sec) fi fi fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12 dnl ---------- dnl Use AC_VERBOSE w/o the warnings AC_DEFUN([CF_VERBOSE], [test -n "$verbose" && echo " $1" 1>&AC_FD_MSG CF_MSG_LOG([$1]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_IMAKE_CFLAGS version: 8 updated: 2005/11/02 15:04:41 dnl -------------------- dnl xterm and similar programs build more readily when propped up with imake's dnl hand-tuned definitions. If we do not use imake, provide fallbacks for the dnl most common definitions that we're not likely to do by autoconf tests. AC_DEFUN([CF_WITH_IMAKE_CFLAGS],[ AC_REQUIRE([CF_ENABLE_NARROWPROTO]) AC_MSG_CHECKING(if we should use imake to help) CF_ARG_DISABLE(imake, [ --disable-imake disable use of imake for definitions], [enable_imake=no], [enable_imake=yes]) AC_MSG_RESULT($enable_imake) if test "$enable_imake" = yes ; then CF_IMAKE_CFLAGS(ifelse($1,,,$1)) fi if test -n "$IMAKE" && test -n "$IMAKE_CFLAGS" ; then CF_ADD_CFLAGS($IMAKE_CFLAGS) else IMAKE_CFLAGS= IMAKE_LOADFLAGS= CF_VERBOSE(make fallback definitions) # We prefer config.guess' values when we can get them, to avoid # inconsistent results with uname (AIX for instance). However, # config.guess is not always consistent either. case $host_os in *[[0-9]].[[0-9]]*) UNAME_RELEASE="$host_os" ;; *) UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown ;; esac case .$UNAME_RELEASE in *[[0-9]].[[0-9]]*) OSMAJORVERSION=`echo "$UNAME_RELEASE" |sed -e 's/^[[^0-9]]*//' -e 's/\..*//'` OSMINORVERSION=`echo "$UNAME_RELEASE" |sed -e 's/^[[^0-9]]*//' -e 's/^[[^.]]*\.//' -e 's/\..*//' -e 's/[[^0-9]].*//' ` test -z "$OSMAJORVERSION" && OSMAJORVERSION=1 test -z "$OSMINORVERSION" && OSMINORVERSION=0 IMAKE_CFLAGS="-DOSMAJORVERSION=$OSMAJORVERSION -DOSMINORVERSION=$OSMINORVERSION $IMAKE_CFLAGS" ;; esac # FUNCPROTO is standard with X11R6, but XFree86 drops it, leaving some # fallback/fragments for NeedPrototypes, etc. IMAKE_CFLAGS="-DFUNCPROTO=15 $IMAKE_CFLAGS" # If this is not set properly, Xaw's scrollbars will not work if test "$enable_narrowproto" = yes ; then IMAKE_CFLAGS="-DNARROWPROTO=1 $IMAKE_CFLAGS" fi # Other special definitions: case $host_os in aix*) # imake on AIX 5.1 defines AIXV3. really. IMAKE_CFLAGS="-DAIXV3 -DAIXV4 $IMAKE_CFLAGS" ;; irix[[56]].*) #(vi # these are needed to make SIGWINCH work in xterm IMAKE_CFLAGS="-DSYSV -DSVR4 $IMAKE_CFLAGS" ;; esac CF_ADD_CFLAGS($IMAKE_CFLAGS) AC_SUBST(IMAKE_CFLAGS) AC_SUBST(IMAKE_LOADFLAGS) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_PATH version: 8 updated: 2007/05/13 13:16:35 dnl ------------ dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just dnl defaulting to yes/no. dnl dnl $1 = option name dnl $2 = help-text dnl $3 = environment variable to set dnl $4 = default value, shown in the help-message, must be a constant dnl $5 = default value, if it's an expression & cannot be in the help-message dnl AC_DEFUN([CF_WITH_PATH], [AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),, ifelse($4,,[withval="${$3}"],[withval="${$3-ifelse($5,,$4,$5)}"]))dnl if ifelse($5,,true,[test -n "$5"]) ; then CF_PATH_SYNTAX(withval) fi $3="$withval" AC_SUBST($3)dnl ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_PCRE version: 3 updated: 2006/02/12 17:28:56 dnl ------------ dnl Add PCRE (Perl-compatible regular expressions) to the build if it is dnl available and the user requests it. Assume the application will otherwise dnl use the POSIX interface. dnl dnl TODO allow $withval to specify package location AC_DEFUN([CF_WITH_PCRE], [ AC_MSG_CHECKING(if you want to use PCRE for regular-expressions) AC_ARG_WITH(pcre, [ --with-pcre use PCRE for regular-expressions]) test -z "$with_pcre" && with_pcre=no AC_MSG_RESULT($with_pcre) if test "$with_pcre" != no ; then AC_CHECK_LIB(pcre,pcre_compile, [AC_CHECK_HEADER(pcreposix.h, [AC_CHECK_LIB(pcreposix,pcreposix_regcomp, [AC_DEFINE(HAVE_LIB_PCRE) AC_DEFINE(HAVE_PCREPOSIX_H) LIBS="-lpcreposix -lpcre $LIBS"], AC_MSG_ERROR(Cannot find PCRE POSIX library), "-lpcre")], AC_MSG_ERROR(Cannot find PCRE POSIX header))], AC_MSG_ERROR(Cannot find PCRE library)) fi ])dnl dnl --------------------------------------------------------------------------- dnl CF_XKB_BELL_EXT version: 2 updated: 2003/05/18 17:28:57 dnl --------------- dnl Check for XKB bell extension AC_DEFUN([CF_XKB_BELL_EXT],[ AC_CACHE_CHECK(for XKB Bell extension, cf_cv_xkb_bell_ext,[ AC_TRY_LINK([ #include /* has the prototype */ #include /* has the XkbBI_xxx definitions */ ],[ int x = XkbBI_Info |XkbBI_MinorError |XkbBI_MajorError |XkbBI_TerminalBell |XkbBI_MarginBell; ],[cf_cv_xkb_bell_ext=yes],[cf_cv_xkb_bell_ext=no]) ]) test "$cf_cv_xkb_bell_ext" = yes && AC_DEFINE(HAVE_XKB_BELL_EXT) ]) dnl --------------------------------------------------------------------------- dnl CF_XOPEN_SOURCE version: 28 updated: 2008/12/27 12:30:03 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, dnl without losing the common non-POSIX features. dnl dnl Parameters: dnl $1 is the nominal value for _XOPEN_SOURCE dnl $2 is the nominal value for _POSIX_C_SOURCE AC_DEFUN([CF_XOPEN_SOURCE],[ AC_REQUIRE([CF_PROG_CC_U_D]) cf_XOPEN_SOURCE=ifelse($1,,500,$1) cf_POSIX_C_SOURCE=ifelse($2,,199506L,$2) case $host_os in #(vi aix[[456]]*) #(vi CPPFLAGS="$CPPFLAGS -D_ALL_SOURCE" ;; freebsd*|dragonfly*) #(vi # 5.x headers associate # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L cf_POSIX_C_SOURCE=200112L cf_XOPEN_SOURCE=600 CPPFLAGS="$CPPFLAGS -D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" ;; hpux*) #(vi CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE" ;; irix[[56]].*) #(vi CPPFLAGS="$CPPFLAGS -D_SGI_SOURCE" ;; linux*|gnu*|mint*|k*bsd*-gnu) #(vi CF_GNU_SOURCE ;; mirbsd*) #(vi # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks ;; netbsd*) #(vi # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw ;; openbsd*) #(vi # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw ;; osf[[45]]*) #(vi CPPFLAGS="$CPPFLAGS -D_OSF_SOURCE" ;; nto-qnx*) #(vi CPPFLAGS="$CPPFLAGS -D_QNX_SOURCE" ;; sco*) #(vi # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer ;; solaris*) #(vi CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__" ;; *) AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[ AC_TRY_COMPILE([#include ],[ #ifndef _XOPEN_SOURCE make an error #endif], [cf_cv_xopen_source=no], [cf_save="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" AC_TRY_COMPILE([#include ],[ #ifdef _XOPEN_SOURCE make an error #endif], [cf_cv_xopen_source=no], [cf_cv_xopen_source=$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) test "$cf_cv_cc_u_d_options" = yes && \ CPPFLAGS="$CPPFLAGS -U_XOPEN_SOURCE" CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_cv_xopen_source" fi CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE) ;; esac ]) dnl --------------------------------------------------------------------------- dnl CF_X_ATHENA version: 12 updated: 2004/06/15 21:14:41 dnl ----------- dnl Check for Xaw (Athena) libraries dnl dnl Sets $cf_x_athena according to the flavor of Xaw which is used. AC_DEFUN([CF_X_ATHENA], [AC_REQUIRE([CF_X_TOOLKIT]) cf_x_athena=${cf_x_athena-Xaw} AC_MSG_CHECKING(if you want to link with Xaw 3d library) withval= AC_ARG_WITH(Xaw3d, [ --with-Xaw3d link with Xaw 3d library]) if test "$withval" = yes ; then cf_x_athena=Xaw3d AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(if you want to link with neXT Athena library) withval= AC_ARG_WITH(neXtaw, [ --with-neXtaw link with neXT Athena library]) if test "$withval" = yes ; then cf_x_athena=neXtaw AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(if you want to link with Athena-Plus library) withval= AC_ARG_WITH(XawPlus, [ --with-XawPlus link with Athena-Plus library]) if test "$withval" = yes ; then cf_x_athena=XawPlus AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_CHECK_LIB(Xext,XextCreateExtension, [LIBS="-lXext $LIBS"]) cf_x_athena_lib="" CF_X_ATHENA_CPPFLAGS($cf_x_athena) CF_X_ATHENA_LIBS($cf_x_athena) ])dnl dnl --------------------------------------------------------------------------- dnl CF_X_ATHENA_CPPFLAGS version: 2 updated: 2002/10/09 20:00:37 dnl -------------------- dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw. AC_DEFUN([CF_X_ATHENA_CPPFLAGS], [ cf_x_athena_root=ifelse($1,,Xaw,$1) cf_x_athena_include="" for cf_path in default \ /usr/contrib/X11R6 \ /usr/contrib/X11R5 \ /usr/lib/X11R5 \ /usr/local do if test -z "$cf_x_athena_include" ; then cf_save="$CPPFLAGS" cf_test=X11/$cf_x_athena_root/SimpleMenu.h if test $cf_path != default ; then CPPFLAGS="-I$cf_path/include $cf_save" AC_MSG_CHECKING(for $cf_test in $cf_path) else AC_MSG_CHECKING(for $cf_test) fi AC_TRY_COMPILE([ #include #include <$cf_test>],[], [cf_result=yes], [cf_result=no]) AC_MSG_RESULT($cf_result) if test "$cf_result" = yes ; then cf_x_athena_include=$cf_path break else CPPFLAGS="$cf_save" fi fi done if test -z "$cf_x_athena_include" ; then AC_MSG_WARN( [Unable to successfully find Athena header files with test program]) elif test "$cf_x_athena_include" != default ; then CPPFLAGS="$CPPFLAGS -I$cf_x_athena_include" fi ]) dnl --------------------------------------------------------------------------- dnl CF_X_ATHENA_LIBS version: 7 updated: 2008/03/23 14:46:03 dnl ---------------- dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw. AC_DEFUN([CF_X_ATHENA_LIBS], [AC_REQUIRE([CF_X_TOOLKIT]) cf_x_athena_root=ifelse($1,,Xaw,$1) cf_x_athena_lib="" for cf_path in default \ /usr/contrib/X11R6 \ /usr/contrib/X11R5 \ /usr/lib/X11R5 \ /usr/local do for cf_lib in \ "-l$cf_x_athena_root -lXmu" \ "-l$cf_x_athena_root -lXpm -lXmu" \ "-l${cf_x_athena_root}_s -lXmu_s" do if test -z "$cf_x_athena_lib" ; then cf_save="$LIBS" cf_test=XawSimpleMenuAddGlobalActions if test $cf_path != default ; then LIBS="-L$cf_path/lib $cf_lib $LIBS" AC_MSG_CHECKING(for $cf_lib in $cf_path) else LIBS="$cf_lib $LIBS" AC_MSG_CHECKING(for $cf_test in $cf_lib) fi AC_TRY_LINK([],[$cf_test()], [cf_result=yes], [cf_result=no]) AC_MSG_RESULT($cf_result) if test "$cf_result" = yes ; then cf_x_athena_lib="$cf_lib" break fi LIBS="$cf_save" fi done done if test -z "$cf_x_athena_lib" ; then AC_MSG_ERROR( [Unable to successfully link Athena library (-l$cf_x_athena_root) with test program]) fi CF_UPPER(cf_x_athena_LIBS,HAVE_LIB_$cf_x_athena) AC_DEFINE_UNQUOTED($cf_x_athena_LIBS) ]) dnl --------------------------------------------------------------------------- dnl CF_X_FREETYPE version: 18 updated: 2007/03/21 18:06:17 dnl ------------- dnl Check for X FreeType headers and libraries (XFree86 4.x, etc). dnl dnl First check for the appropriate config program, since the developers for dnl these libraries change their configuration (and config program) more or dnl less randomly. If we cannot find the config program, do not bother trying dnl to guess the latest variation of include/lib directories. dnl dnl If either or both of these configure-script options are not given, rely on dnl the output of the config program to provide the cflags/libs options: dnl --with-freetype-cflags dnl --with-freetype-libs AC_DEFUN([CF_X_FREETYPE], [ cf_extra_freetype_libs= FREETYPE_CONFIG= FREETYPE_PARAMS= AC_MSG_CHECKING(if you specified -D/-I options for FreeType) AC_ARG_WITH(freetype-cflags, [ --with-freetype-cflags -D/-I options for compiling with FreeType], [cf_cv_x_freetype_incs="$with_freetype_cflags"], [cf_cv_x_freetype_incs=no]) AC_MSG_RESULT($cf_cv_x_freetype_incs) AC_MSG_CHECKING(if you specified -L/-l options for FreeType) AC_ARG_WITH(freetype-libs, [ --with-freetype-libs -L/-l options to link FreeType], [cf_cv_x_freetype_libs="$with_freetype_libs"], [cf_cv_x_freetype_libs=no]) AC_MSG_RESULT($cf_cv_x_freetype_libs) AC_PATH_PROG(FREETYPE_PKG_CONFIG, pkg-config, none) if test "$FREETYPE_PKG_CONFIG" != none && "$FREETYPE_PKG_CONFIG" --exists xft; then FREETYPE_CONFIG=$FREETYPE_PKG_CONFIG FREETYPE_PARAMS=xft else AC_PATH_PROG(FREETYPE_XFT_CONFIG, xft-config, none) if test "$FREETYPE_XFT_CONFIG" != none; then FREETYPE_CONFIG=$FREETYPE_XFT_CONFIG else cf_extra_freetype_libs="-lXft" AC_PATH_PROG(FREETYPE_OLD_CONFIG, freetype-config, none) if test "$FREETYPE_OLD_CONFIG" != none; then FREETYPE_CONFIG=$FREETYPE_OLD_CONFIG fi fi fi if test -n "$FREETYPE_CONFIG" ; then if test "$cf_cv_x_freetype_incs" = no ; then AC_MSG_CHECKING(for $FREETYPE_CONFIG cflags) cf_cv_x_freetype_incs="`$FREETYPE_CONFIG $FREETYPE_PARAMS --cflags 2>/dev/null`" AC_MSG_RESULT($cf_cv_x_freetype_incs) fi if test "$cf_cv_x_freetype_libs" = no ; then AC_MSG_CHECKING(for $FREETYPE_CONFIG libs) cf_cv_x_freetype_libs="$cf_extra_freetype_libs `$FREETYPE_CONFIG $FREETYPE_PARAMS --libs 2>/dev/null`" AC_MSG_RESULT($cf_cv_x_freetype_libs) fi fi if test "$cf_cv_x_freetype_incs" = no ; then cf_cv_x_freetype_incs= fi if test "$cf_cv_x_freetype_libs" = no ; then cf_cv_x_freetype_libs=-lXft fi AC_MSG_CHECKING(if we can link with FreeType libraries) cf_save_LIBS="$LIBS" cf_save_INCS="$CPPFLAGS" LIBS="$cf_cv_x_freetype_libs $LIBS" CPPFLAGS="$cf_cv_x_freetype_incs $CPPFLAGS" AC_TRY_LINK([ #include #include #include ],[ XftPattern *pat = XftNameParse ("name");], [cf_cv_found_freetype=yes], [cf_cv_found_freetype=no]) AC_MSG_RESULT($cf_cv_found_freetype) LIBS="$cf_save_LIBS" CPPFLAGS="$cf_save_INCS" if test "$cf_cv_found_freetype" = yes ; then LIBS="$cf_cv_x_freetype_libs $LIBS" CF_ADD_CFLAGS($cf_cv_x_freetype_incs) AC_DEFINE(XRENDERFONT) AC_CHECK_FUNCS( \ XftDrawCharSpec \ XftDrawSetClip \ XftDrawSetClipRectangles \ ) else AC_MSG_WARN(No libraries found for FreeType) CPPFLAGS=`echo "$CPPFLAGS" | sed -e s/-DXRENDERFONT//` fi # FIXME: revisit this if needed AC_SUBST(XRENDERFONT) AC_SUBST(HAVE_TYPE_FCCHAR32) AC_SUBST(HAVE_TYPE_XFTCHARSPEC) ]) dnl --------------------------------------------------------------------------- dnl CF_X_TOOLKIT version: 12 updated: 2008/03/23 15:04:54 dnl ------------ dnl Check for X Toolkit libraries dnl AC_DEFUN([CF_X_TOOLKIT], [ AC_REQUIRE([AC_PATH_XTRA]) AC_REQUIRE([CF_CHECK_CACHE]) # SYSTEM_NAME=`echo "$cf_cv_system_name"|tr ' ' -` cf_have_X_LIBS=no LDFLAGS="$X_LIBS $LDFLAGS" CF_CHECK_CFLAGS($X_CFLAGS) AC_CHECK_FUNC(XOpenDisplay,,[ AC_CHECK_LIB(X11,XOpenDisplay, [LIBS="-lX11 $LIBS"],, [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])]) AC_CHECK_FUNC(XtAppInitialize,,[ AC_CHECK_LIB(Xt, XtAppInitialize, [AC_DEFINE(HAVE_LIBXT) cf_have_X_LIBS=Xt LIBS="-lXt $X_PRE_LIBS $LIBS $X_EXTRA_LIBS"],, [$X_PRE_LIBS $LIBS $X_EXTRA_LIBS])]) if test $cf_have_X_LIBS = no ; then AC_MSG_WARN( [Unable to successfully link X Toolkit library (-lXt) with test program. You will have to check and add the proper libraries by hand to makefile.]) fi ])dnl