pike.git/src/configure.in:cfb75cc389452d1ee7cce782237e50a64f77cd41

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AC_MSG_WARN([Converted $oldsrcdir to $srcdir, If this does not work, please use an absolute path to the configure script.]) ;; esac # Check that we can write to the source directory. sleep 1 if touch "$srcdir/configure~"; then # Check that the system time is reasonably correct. if test `cd "$srcdir" && ls -1t configure configure~ | head -n 1` = "configure"; then echo "Current system time is `date`." AC_MSG_ERROR([ $srcdir/configure has modification time in the future. Check and set your system time. ]) fi else ls -ld "$srcdir" AC_MSG_ERROR([ Failed to write in source directory. Fix your permissions. ]) fi # Attempt to use bash instead of /bin/sh to run configure # since bash is usually several orders of magnitude faster # on machines that have a real /bin/sh. # Some OS's also have a seriously broken /bin/sh (eg NetBSD). if test "x$CONFIG_SHELL" = "x" -a "x$BASH" = x; then AC_PATH_PROG(bash_prog, bash, no) if test "x$ac_cv_path_bash_prog" = "xno"; then :; else AC_MSG_CHECKING([if $ac_cv_path_bash_prog works]) if "$ac_cv_path_bash_prog" --norc -c : 2>&AC_FD_CC; then AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) ac_cv_path_bash_prog=no fi fi if test "x$ac_cv_path_bash_prog" = "xno"; then :; else AC_MSG_WARN([Found bash as $ac_cv_path_bash_prog. Will attempt to restart configure with bash for performance. If this fails, please set CONFIG_SHELL to /bin/sh before starting configure.]) CONFIG_SHELL="$ac_cv_path_bash_prog --norc" export CONFIG_SHELL echo $CONFIG_SHELL "$srcdir/configure" $ac_configure_args eval exec $CONFIG_SHELL "$srcdir/configure" $ac_configure_args exit 17 fi else :; fi AC_PROG_MAKE_SET rm -f "conftest_VPATH.in" 2>/dev/null touch "$srcdir/conftest_VPATH.in" if test -f conftest_VPATH.in; then :; else # Not building in source tree. AC_MSG_CHECKING([whether ${MAKE-make} supports VPATH]) AC_CACHE_VAL(pike_cv_make_supports_VPATH, [ cat > conftestmake <<EOF VPATH=.:$srcdir .SUFFIXES: .in .out .in.out: cat "\$<" >"\$@" EOF pike_cv_make_supports_VPATH=no if ${MAKE-make} -f conftestmake conftest_VPATH.out >/dev/null 2>&AC_FD_CC; then if test -f conftest_VPATH.out; then pike_cv_make_supports_VPATH=yes else :; fi else :; fi rm -f conftestmake conftest_VPATH.out ]) AC_MSG_RESULT($pike_cv_make_supports_VPATH) if test "x$pike_cv_make_supports_VPATH" = "xno"; then AC_ERROR([ Building in a separate directory is not supported without VPATH. Build in the source directory, or try another make (eg gnumake). ]) exit 1 else :; fi fi rm -f "$srcdir/conftest_VPATH.in" 2>/dev/null if test -d "$srcdir/../bundles"; then # Some of the bundled libraries (eg nettle) set SHELL. AC_MSG_CHECKING([whether ${MAKE-make} supports spaces in SHELL]) AC_CACHE_VAL(pike_cv_make_supports_spaces_in_SHELL, [ cat > conftestmake <<EOF SHELL=/bin/sh -n false: /bin/false true: : complex_false: test "foo" = "foo" && /bin/false complex_true: test "foo" = "bar" || : EOF if ${MAKE-make} -f conftestmake false >&AC_FD_CC 2>&AC_FD_CC; then # /bin/sh was found, and /bin/false was not executed. pike_cv_make_supports_spaces_in_SHELL=yes elif ${MAKE-make} -f conftestmake complex_false >&AC_FD_CC 2>&AC_FD_CC; then # SHELL is ignored for simple targets, but not for more # complex expressions. # When SHELL is used, spaces are supported. pike_cv_make_supports_spaces_in_SHELL="complex only" elif ${MAKE-make} -f conftestmake complex_true >&AC_FD_CC 2>&AC_FD_CC; then # SHELL is ignored for all targets. pike_cv_make_supports_spaces_in_SHELL=ignored elif ${MAKE-make} -f conftestmake true >&AC_FD_CC 2>&AC_FD_CC; then # SHELL is ignored for simple targets, but not for more # complex expressions. # When SHELL is used, spaces are not supported. pike_cv_make_supports_spaces_in_SHELL=no else # Spaces are not supported in SHELL. pike_cv_make_supports_spaces_in_SHELL=no fi rm -f conftestmake ]) AC_MSG_RESULT($pike_cv_make_supports_spaces_in_SHELL) else :; fi AC_ARG_ENABLE(pikelib, MY_DESCR([--enable-pikelib], [build pike as a library]), [enable_pikelib=yes], [enable_pikelib=no]) if test "x$enable_pikelib" != "xno"; then PIKE_MSG_WARN([BUILDING PIKE AS A LIBRARY -- HIGHLY EXPERIMENTAL!]) AC_DEFINE(LIBPIKE) fi AC_ARG_ENABLE(make_conf, MY_DESCR([--disable-make.conf], [do not use settings from /etc/make.conf]), [], [enable_make_conf=yes]) initial_cflags="${CFLAGS}" initial_cppflags="${CPPFLAGS}" initial_ldflags="${LDFLAGS}" if test "x${CFLAGS-}" = x ; then cflags_is_set=no else cflags_is_set=yes fi if test "x${CPPFLAGS-}" = x ; then cppflags_is_set=no else cppflags_is_set=yes fi if test "x${LDFLAGS-}" = x ; then ldflags_is_set=no else ldflags_is_set=yes fi # if test "x$enable_make_conf" = x"yes" -a -f /etc/make.conf; then # set >conftest.tmp # echo Using settings from /etc/make.conf... # . /etc/make.conf # set | diff -u conftest.tmp - | grep '^+C' # PIKE_MSG_WARN([Using settings from /etc/make.conf.]) # fi AC_ARG_WITH(cflags, MY_DESCR([--with-cflags=cflags], [specify extra c compiler flags]), [ CFLAGS="$with_cflags $CFLAGS" ]) AC_ARG_WITH(cppflags, MY_DESCR([--with-cppflags=cppflags], [specify extra c preprocessor flags]), [ CPPFLAGS="$with_cppflags $CPPFLAGS" ]) AC_ARG_WITH(ldflags, MY_DESCR([--with-ldflags=ldflags], [specify extra linker flags]), [ LDFLAGS="$with_ldflags $LDFLAGS" ]) # Force use of thread libs LIBS AC_ARG_WITH(thread-library, MY_DESCR([--with-thread-library=lib], [Use a specific thread library]), [ case "x$withval" in x-*) with_thread_library="$withval" ;; *) with_thread_library="-l$withval" ;; esac ], [ with_thread_library=no ]) for ac_site_file in $CONFIG_SITE; do if test -r "$ac_site_file"; then PIKE_MSG_WARN([You are using a site file to initialize configure, please note that this can lead to problems if anything in $ac_site_file is not correct. If Pike does not compile, or does not run, please try this to compile Pike again: rm -f ./config.cache ; CONFIG_SITE=x ./configure ; make]) fi done AC_ARG_ENABLE(binary, MY_DESCR([--disable-binary], [do not configure for binary build, only do tests for precompilation stuff]), [], [enable_binary=yes]) if test "x$enable_binary" = "xno"; then PIKE_MSG_WARN([Short-circuiting configure tests for binary building. Only some targets in the Makefile can be used, typically those that only operates on the source directory, e.g. depend.]) AC_DEFINE(DISABLE_BINARY) else if test ! -z "$pike_cv_prog_CC_save" -a ! -z "$CC" -a "$CC" != "$pike_cv_prog_CC_save" then PIKE_MSG_WARN([CC is different than last time Pike was compiled, It is probably best to delete ./config.cache before proceeding.]) fi pike_cv_prog_CC_save="$CC" fi AC_ARG_ENABLE(noopt-retry, MY_DESCR([--disable-noopty-retry], [do not retry compilation without optimizations if it fails]), [], [noopt_retry=yes]) # Do the below even when --disable-binary is used, since we need a # real $CPP, and AC_PROG_CPP wants AC_PROG_CC to be called earlier. # $CC will be overridden with a dummy later on. # MY_AC_PROG_CC # The above has problems if the smartlink binary is removed. /grubba AC_LANG_C # Workaround for COMPILER_EXEEXT bailing out with icc and too new gcc. # "Command-line error: invalid GNU version number: 403". # The following seem to be the max gcc-versions: # # icc gcc-version # 8.1 340 # 9.0 400? # 9.1 410? if test "x$CC" = "x"; then :; else AC_MSG_CHECKING([whether we need an icc workaround]) AC_CACHE_VAL(pike_cv_need_icc_gcc_version, [ cat >conftest.c <<EOF int main() { return 0; } EOF ORIG_CFLAGS="$CFLAGS" for pike_cv_need_icc_gcc_version in no 420 410 400 340 330 320 310 no; do if test "x$pike_cv_need_icc_gcc_version" = "xno"; then :; else CFLAGS="$ORIG_CFLAGS -gcc-version=$pike_cv_need_icc_gcc_version" fi if AC_TRY_EVAL(ac_compile); then break; fi done CFLAGS="$ORIG_CFLAGS" ]) AC_MSG_RESULT($pike_cv_need_icc_gcc_version) if test "x$pike_cv_need_icc_gcc_version" = "xno"; then :; else CFLAGS="$CFLAGS -gcc-version=$pike_cv_need_icc_gcc_version" fi fi # AC_PROG_CC won't modify CFLAGS if it's already set from the icc # workaround test above, so we make sure it's always set and then # modify CFLAGS ourselves afterwards. ${CFLAGS:=} AC_PROG_CC AC_PROG_CXX # Only need to think of -g since -O2 or other optimization flags gets # added through other configure tests. test "$ac_cv_prog_cc_g" = yes && CFLAGS="-g $CFLAGS" AC_PROG_CPP AC_PROG_EGREP AC_MSG_CHECKING([whether we are using Intel C]) AC_CACHE_VAL(pike_cv_prog_icc, [ AC_EGREP_CPP([oui], [ #if defined(__ECC) || defined(__ICC) || defined(__INTEL_COMPILER) oui; #endif ], pike_cv_prog_icc=yes, pike_cv_prog_icc=no) ]) AC_MSG_RESULT($pike_cv_prog_icc) if test "$pike_cv_prog_icc" = "yes"; then ICC=yes fi # This segment is disabled for now. if :; then :; else AC_MSG_CHECKING([for option to enter C99-mode]) AC_CACHE_VAL(pike_cv_flag_c99, [ ORIG_CPPFLAGS="$CPPFLAGS" for pike_cv_flag_c99 in '' '-std=gnu99' '-std=gnu9x' '-xc99' no; do if test "x$pike_cv_flag_c99" = "xno"; then break; fi # C99 is supported only in XPG6/POSIX.1-2001. pike_cv_flag_c99="$pike_cv_flag_c99 -D_GNU_SOURCE -D_XOPEN_SOURCE=600 -DPOSIX_C_SOURCE=200112" CPPFLAGS="$ORIG_CPPFLAGS $pike_cv_flag_c99" AC_EGREP_CPP([oui], [ /* Include THE standard header file to check for C99 compliance. */ #include <stdio.h> #if __STDC_VERSION__ - 0 >= 199901 oui #endif ], [ # Ok. break; ]) done ORIG_CPPFLAGS="$CPPFLAGS" ]) if test "x$pike_cv_flag_c99" = "xno"; then AC_MSG_RESULT(not supported) AC_MSG_CHECKING([for level of XPG support]) AC_CACHE_VAL(pike_cv_flag_xpg, [ # FIXME: How determine what the max level of XPG support is? :; ]) AC_MSG_RESULT([$pike_cv_flag_xpg]) else AC_MSG_RESULT([${pike_cv_flag_c99:-(none)}]) CPPFLAGS="$CPPFLAGS $pike_cv_flag_c99" fi fi ############################################################################# if test "x$enable_binary" != "xno"; then AC_ISC_POSIX AC_AIX AC_MINIX fi ############################################################################# # ABI selection. PIKE_SELECT_ABI ############################################################################# if test "x$GCC" = "x"; then GCC=no else :; fi if test "x$GCC" = "xno" -a "x$TCC" = "xno"; then if test "x$ac_cv_prog_cc_cross" = "xyes"; then # The AIX 5L/cc beta can not generate working binaries without a # data-segment... AC_MSG_CHECKING([if we are really using a cross-compiler]) AC_CACHE_VAL(pike_cv_datasegment_required, [ ac_cv_prog_cc_cross=no; AC_TRY_RUN([int foo;main(){return(0);}], [ pike_cv_datasegment_required=yes ], [ pike_cv_datasegment_required=no ac_cv_prog_cc_cross=yes ], [ pike_cv_datasegment_required=no ac_cv_prog_cc_cross=yes ]) ]) if test "x$pike_cv_datasegment_required" = "xyes"; then AC_MSG_RESULT([no -- Applying data-segment kludge]) ac_cv_prog_cc_cross=no cat >conftest.c <<EOF static int foo; EOF pike_cv_datasegemnt_file=no if AC_TRY_EVAL(ac_compile); then if test -f "conftest.$ac_objext"; then rm -f "data-segment.$ac_objext" if mv "conftest.$ac_objext" "data-segment.$ac_objext"; then if test -f "`pwd`/data-segment.$ac_objext"; then pike_cv_datasegemnt_file="`pwd`/data-segment.$ac_objext" else PIKE_MSG_WARN(Lost track of data-segment kludge-file.) fi else PIKE_MSG_WARN(Failed to rename data-segment kludge-file.) fi else PIKE_MSG_WARN(Can not find data-segment kludgefile.) fi else PIKE_MSG_WARN(Failed to compile data-segment kludge.) fi if test "x$pike_cv_datasegment_file" = "xno"; then PIKE_MSG_WARN(Some tests may yield false results.) else LIBS="$pike_cv_datasegment_file $LIBS" export LIBS PIKE_MSG_WARN(Data-segment kludge applied.) fi else AC_MSG_RESULT(yes) fi fi elif test "x$TCC" = "xyes"; then AC_MSG_CHECKING(if we can use pragma TenDRA longlong) AC_CACHE_VAL(pike_cv_pragma_tendra_longlong, [ AC_TRY_COMPILE([ #pragma TenDRA longlong type allow ], [], [ pike_cv_pragma_tendra_longlong=yes ], [ pike_cv_pragma_tendra_longlong=no ]) ]) if test "x$pike_cv_pragma_tendra_longlong" = "xyes"; then AC_MSG_RESULT(yes) AC_DEFINE(HAVE_PRAGMA_TENDRA_LONGLONG) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(if we can use pragma TenDRA set longlong type) AC_CACHE_VAL(pike_cv_pragma_tendra_set_longlong_type, [ AC_TRY_COMPILE([ #ifdef HAVE_TENDRA_LONGLONG #pragma TenDRA longlong type allow #endif /* HAVE_TENDRA_LONGLONG */ #pragma TenDRA set longlong type : long long long long foo; ], [], [ pike_cv_pragma_tendra_set_longlong_type=yes ], [ pike_cv_pragma_tendra_set_longlong_type=no ]) ]) if test "x$pike_cv_pragma_tendra_set_longlong_type" = "xyes"; then AC_MSG_RESULT(yes) AC_DEFINE(HAVE_PRAGMA_TENDRA_SET_LONGLONG_TYPE) else AC_MSG_RESULT(no) fi else :; fi ############################################################################# if test "x$enable_binary" != "xno"; then # # The purpose of this test is to check that there is no filesystem # caching preventing pike from compiling correctly. # AC_MSG_CHECKING([filesystem synchronization]) AC_CACHE_VAL(pike_cv_filesystem_syncronization, [ pike_cv_filesystem_syncronization=working AC_EGREP_CPP(true, [ true ], , pike_cv_filesystem_syncronization=broken) AC_EGREP_CPP(false, [ false ], , pike_cv_filesystem_syncronization=broken) AC_EGREP_CPP(oui, [ oui ], , pike_cv_filesystem_syncronization=broken) AC_EGREP_CPP(no, [ no ], , pike_cv_filesystem_syncronization=broken) AC_EGREP_CPP(near, [ far ], pike_cv_filesystem_syncronization=broken, ) AC_EGREP_CPP(up, [ up ], , pike_cv_filesystem_syncronization=broken) AC_EGREP_CPP(down, [ down], , pike_cv_filesystem_syncronization=broken) ]) AC_MSG_RESULT($pike_cv_filesystem_syncronization) if test "x$pike_cv_filesystem_syncronization" = xbroken ; then AC_MSG_ERROR([Filesystem caching is too aggressive. If you are using Samba, make sure to have the following line in your smb.conf: oplocks = False ]) exit 1 fi fi ############################################################################# LIBDIR=`(cd $srcdir/../lib ; pwd)` BINDIR=`(cd $srcdir/../bin ; pwd)` MANDIR=`(cd $srcdir/../man ; pwd)` DOCDIR=`(cd $srcdir/../refdoc ; pwd)` BASEDIR=`(cd $srcdir/.. ; pwd)` BUILDDIR=`pwd` AC_SUBST(LIBDIR) AC_SUBST(BINDIR) AC_SUBST(MANDIR) AC_SUBST(DOCDIR) AC_SUBST(BASEDIR) AC_SUBST(BUILDDIR) ############################################################################# # # Some cross-compilation support and --disable-binary stuff # if test "x$enable_binary" = "xno"; then CROSS=yes else CROSS="$ac_cv_prog_cc_cross" fi AC_SUBST(CROSS) if test "x$enable_binary" = "xno"; then CC="$BINDIR/nobinary_dummy cc" RUNPIKE="USE_PIKE" RUNTPIKE="USE_PIKE" elif test "x$cross_compiling" = "xyes"; then RUNPIKE="DEFAULT_RUNPIKE" RUNTPIKE="USE_PIKE" else RUNPIKE="DEFAULT_RUNPIKE" RUNTPIKE="USE_TPIKE" fi AC_SUBST(RUNPIKE) AC_SUBST(RUNTPIKE) ############################################################################# if test "x$enable_binary" != "xno"; then # The following tests are only relevant if we intend to build binaries. ############################################################################# AC_CHECK_HEADERS(fnord/fnord/fnord.h) AC_MSG_CHECKING([if CHECK_HEADERS works]) if test "x$ac_cv_header_fnord_fnord_fnord_h" = xyes ; then AC_MSG_RESULT(no) exit 1 fi AC_MSG_RESULT(yes) ############################################################################# AC_MSG_CHECKING(if we can allocate large auto variables) AC_CACHE_VAL(pike_cv_C_supports_large_auto, [ AC_TRY_LINK([ #include <stdio.h> int eat_stack(int foo) { char large_array[131072] = ""; int i, sum = 0; for (i = 0; i < foo; i++) { /* Make sure the compiler does not optimize away the array. */ large_array[i] = sum; sum += foo; } for (i = 0; i < foo; i++) { sum += large_array[i] - large_array[foo-1-i]; } return sum; } ], [ return !eat_stack(4711); ], [ pike_cv_C_supports_large_auto=yes ], [ pike_cv_C_supports_large_auto=no ]) ]) if test "$pike_cv_C_supports_large_auto" = "yes"; then AC_MSG_RESULT([yes - good]) else AC_MSG_RESULT([no]) AC_MSG_CHECKING([if we can make a workaround by defining _chkstk to call __chkstk]) AC_CACHE_VAL([pike_cv_kludge__chkstk], [ AC_TRY_LINK([ #include <stdio.h> int eat_stack(int foo) { char large_array[131072] = ""; int i, sum = 0; for (i = 0; i < foo; i++) { /* Make sure the compiler does not optimize away the array. */ large_array[i] = sum; sum += foo; } for (i = 0; i < foo; i++) { sum += large_array[i] - large_array[foo-1-i]; } return sum; } extern size_t __chkstk(); size_t _chkstk() { return __chkstk(); } ], [ return !eat_stack(4711); ], [ pike_cv_kludge__chkstk=yes ], [ pike_cv_kludge__chkstk=no ]) ]) if test "$pike_cv_kludge__chkstk" = "yes"; then AC_MSG_RESULT([yes - applying workaround]) AC_DEFINE(HAVE_BROKEN_CHKSTK) else AC_MSG_RESULT([no]) AC_ERROR([Your C compiler does not link code that uses large auto variables. Please check config.log, and fix the problem.]) exit 1 fi fi ############################################################################# ## Build smartlink AC_ARG_ENABLE(smartlink_binary, MY_DESCR([--disable-smartlink-binary], [do not build and use the smartlink binary]), [if test "x$enableval" = "xno"; then force_smartlink_script_only=yes fi]) if test -x /usr/bin/uname 2>/dev/null; then UNAME=`/usr/bin/uname -sr` elif test -x /bin/uname 2>/dev/null; then UNAME=`/bin/uname -sr` else UNAME=unknown fi # We need some special hacks when running slowaris AC_PATH_PROG(uname_prog,uname,no) AC_MSG_CHECKING(operating system) AC_CACHE_VAL(pike_cv_sys_os, [ if test "$cross_compiling" = "yes"; then case "$host_alias" in *amigaos*) pike_cv_sys_os="AmigaOS";; *linux*) pike_cv_sys_os="Linux";; *solaris*) pike_cv_sys_os="Solaris";; *sunos*) pike_cv_sys_os="SunOS";; *windows*) pike_cv_sys_os="Windows_NT";; *mingw*|*MINGW*) pike_cv_sys_os="Windows_NT" pike_cv_is_mingw="yes";; *) pike_cv_sys_os="Unknown";; esac elif test "$uname_prog" != "no"; then # uname on UNICOS doesn't work like other people's uname... if getconf CRAY_RELEASE >/dev/null 2>&1; then pike_cv_sys_os="UNICOS" else pike_cv_sys_os="`uname`" fi case "$pike_cv_sys_os" in SunOS) case "`uname -r`" in 5.*) pike_cv_sys_os="Solaris" ;; esac ;; Monterey64) # According to the release notes, the string "Monterey64" # will be changed to "AIX" in the final release. # (Monterey 64 is also known as AIX 5L). pike_cv_sys_os="AIX" ;; *Windows*|*windows*) pike_cv_sys_os="Windows_NT" ;; *MINGW*|*mingw*) pike_cv_is_mingw="yes" pike_cv_sys_os="Windows_NT" ;; esac else pike_cv_sys_os="Not Solaris" fi ]) AC_MSG_RESULT($pike_cv_sys_os) if test "x$pike_cv_sys_os" = xWindows_NT; then PIKE_FUNCS_NEED_DECLS(yes) fi AC_CHECK_HEADERS(stdlib.h string.h unistd.h sys/stat.h sys/types.h sys/errno.h) if test "$GCC" = "yes"; then :; else # # Special hack for HP-UX stupid cc # if test "$pike_cv_sys_os" = "HP-UX"; then AC_TRY_COMPILE([int foo(int bar);],[],[], [ OLD_CC="${CC-cc}" OLD_CFLAGS="$CFLAGS" case "/$CC" in */smartlink\ cc) if test -x /usr/bin/cc; then CC="`echo $CC|sed -e 's/ cc/ \/usr\/bin\/cc/'`" else : ; fi ;; esac CFLAGS="-Ae +Olibcalls $CFLAGS" AC_TRY_COMPILE([int foo(int bar);],[],[],[ CC="$OLD_CC" CFLAGS="$OLD_CFLAGS" ]) pike_cv_prog_CC="${CC}" ]) fi fi if test "$pike_cv_sys_os" = "Solaris" ; then AC_DEFINE(SOLARIS) else : fi # Workaround for compiling Pike on some OS that have some clues case "$pike_cv_sys_os" in CYGWIN*) # Cygwin has both Windows includes and Unix ones. # Hiding them makes it a somewhat Unix compliant OS. echo 'Cygwin host detected. Enabling workarounds...' # winsock.h, winbase.h, winsock2.h, windows.h, wingdi.h, windef.h # are part of VC api but given as headers in cygwin. We # should not detect them when using cygwin ac_cv_header_wingdi_h="no" ac_cv_header_windef_h="no" ac_cv_header_winsock_h="no" ac_cv_header_winsock2_h="no" ac_cv_header_winbase_h="no" ac_cv_header_windows_h="no" with_machine_code="no" ;; Windows_NT) if test "$pike_cv_is_mingw" = "yes"; then #with_machine_code="no" ac_cv_func_fpclass="no" fi ;; FreeBSD*) # FreeBSD has different naming convention for gtk-config and sdl-config if test "x${GTK_CONFIG}" = "x"; then GTK_CONFIG=`which ${ac_tool_prefix}gtk12-config` export GTK_CONFIG fi if test "x${SDL_CONFIG}" = "x"; then SDL_CONFIG=`which ${ac_tool_prefix}sdl11-config` export SDL_CONFIG fi ;; esac # Skip if user does not wish to use smartlink binary. if test "x$force_smartlink_script_only" = "x"; then # Strip smartlink from $CC REALCC="`echo $CC|sed -e 's/.*smartlink //'`" # FIXME: Add proper tests AC_MSG_CHECKING([for ld.so run path method]) AC_CACHE_VAL(pike_cv_ld_so_run_path_method, [ case "$UNAME" in OSF1\ V4.*|OSF1\ V5.*|OSF1\ V6.*) pike_cv_run_path_method=rpath ;; HPUX\ 11.*) pike_cv_run_path_method=plus_b ;; IRIX\ 6.*) pike_cv_run_path_method=rpath ;; IRIX\ 5.*) pike_cv_run_path_method=rpath ;; SunOS\ 5.*) if test "$TCC" = "yes"; then # tcc doesn't know about -R pike_cv_run_path_method=wl_r else pike_cv_run_path_method=r fi ;; Linux\ 2.* | GNU/kFreeBSD* ) if test "$ICC" = "yes"; then # icc or ecc. pike_cv_run_path_method=qoption else pike_cv_run_path_method=wl fi ;; UnixWare\ 7.*|OpenUNIX\ 8.*) if test "$ac_cv_prog_gcc" = "yes"; then pike_cv_run_path_method=xlinker_yp_ else pike_cv_run_path_method=yp_ fi ;; *) pike_cv_run_path_method=ld_library_path ;; esac ]) case "$pike_cv_run_path_method" in rpath) AC_DEFINE(USE_RPATH) AC_MSG_RESULT([use -rpath]) ;; plus_b) AC_DEFINE(USE_PLUS_b) AC_MSG_RESULT([use +b]) ;; yp_) AC_DEFINE(USE_YP_) AC_MSG_RESULT([use -Yp,]) ;; xlinker_yp_) AC_DEFINE(USE_XLINKER_YP_) AC_MSG_RESULT([use -Xlinker -Yp, -Xlinker]) ;; wl_r) AC_DEFINE(USE_Wl_R) AC_MSG_RESULT([use -Wl,-R]) ;; r) AC_DEFINE(USE_R) AC_MSG_RESULT([use -R]) ;; wl) AC_DEFINE(USE_Wl) AC_MSG_RESULT([use -Wl,-rpath]) ;; qoption) AC_DEFINE(USE_Qoption) AC_MSG_RESULT([use -Qoption,ld,-rpath]) ;; ld_library_path|*) AC_DEFINE(USE_LD_LIBRARY_PATH) AC_MSG_RESULT([use LD_LIBRARY_PATH/LD_RUN_PATH]) ;; esac # Smartlink needs to know if OS X uses flat or two-level namespace if test "$pike_cv_sys_os" = "Darwin" ; then AC_MSG_CHECKING([for Darwin linker namespace]) case "`uname -r`" in [1-6].*) AC_MSG_RESULT([flat (10.2 or older)]) pike_cv_osx_twolevel_namespace=no ;; *) AC_DEFINE(USE_OSX_TWOLEVEL_NAMESPACE) AC_MSG_RESULT([two-level (10.3 or newer)]) pike_cv_osx_twolevel_namespace=yes ;; esac fi # Fix a smartlink SMARTLINK="$BUILDDIR/smartlink" AC_MSG_CHECKING(if $SMARTLINK exists is up to date and works) if ls -1tr "$SMARTLINK${ac_exeext}" "$srcdir/smartlink.$ac_ext" 2>/dev/null | head -n 1 | grep "smartlink.$ac_ext" >/dev/null 2>&AC_FD_CC && "$SMARTLINK" -v >/dev/null 2>&AC_FD_CC; then AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) SMARTBUILDCC="${REALCC-cc}" if echo foo "$CC" | egrep 'rntc.|rnt.cl' >/dev/null; then PIKE_MSG_WARN([rntcc/rntcl/rnticl/rntecl detected.]) AC_PATH_PROGS(SMARTBUILDCC,gcc cc egcs,gcc, $PATH:$EXTRA_PATH) echo Using $SMARTBUILDCC to compile smartlink. elif test "x$ac_cv_prog_cc_cross" = "xyes"; then PIKE_MSG_WARN([Crosscompiler detected.]) AC_PATH_PROGS(SMARTBUILDCC, gcc cc egcs, gcc, /usr/bin:/bin/:/usr/ccs/bin:/usr/local/bin:/usr/sfw/bin:/opt/sfw/bin:/opt/csw/bin:$PATH:$EXTRA_PATH) echo Using $SMARTBUILDCC to compile smartlink. fi rm -f "$SMARTLINK" AC_MSG_CHECKING(whether smartlink compiles) link_cmd='${SMARTBUILDCC-cc} -o smartlink${ac_exeext} $CFLAGS -I. $CPPFLAGS $LDFLAGS $srcdir/smartlink.$ac_ext $LIBS 2>&AC_FD_CC' if { (eval echo Compiling smartlink: \"$link_cmd\") 1>&AC_FD_CC; (eval $link_cmd) 2>&AC_FD_CC; } && "$BUILDDIR/smartlink" -v >/dev/null 2>&AC_FD_CC; then AC_MSG_RESULT(yes) else AC_MSG_RESULT(no - use the sh script) SMARTLINK="$BINDIR/smartlink" fi fi else # force_smartlink_script_only AC_MSG_CHECKING(for smartlink build script) SMARTLINK="$BINDIR/smartlink" REALCC="$CC" AC_MSG_RESULT($SMARTLINK) fi # force_smartlink_script_only CC="$SMARTLINK $REALCC" pike_cv_prog_CC="$CC" # Strip smartlink from $CXX REALCXX="`echo $CXX|sed -e 's/.*smartlink //'`" CXX="$SMARTLINK $REALCXX" pike_cv_prog_CXX="$CXX" AC_SUBST(SMARTLINK) AC_SUBST(REALCC) AC_SUBST(REALCXX) export CC CXX REALCC REALCXX SMARTLINK AC_MSG_CHECKING([for a fallback compiler]) # Strip smartlink from $FALLBACK_CC FALLBACK_CC="`echo $FALLBACK_CC|sed -e 's/.*smartlink //'`" if test "x$FALLBACK_CC" = "x"; then AC_MSG_RESULT(no) else FALLBACK_CC="$SMARTLINK $FALLBACK_CC" AC_MSG_RESULT($FALLBACK_CC) fi AC_SUBST(FALLBACK_CC) export FALLBACK_CC ############################################################################# fi #if test "x$enable_binary" != "xno" ############################################################################# # Something seems to mess with the stack ulimit on some architectures... # # Cause found. GNU make 3.81 apparently raises the stack ulimit to max # without restoring it for the subprocesses. (Bug 18396 and 22010 at # http://savannah.gnu.org/projects/make) AC_DEFUN(PIKE_AC_DEBUG, [ echo "DEBUG: ----------------------------------" 1>&AC_FD_CC echo "Current limits: " 1>&AC_FD_CC ulimit -a 1>&AC_FD_CC echo "DEBUG: ++++++++++++++++++++++++++++++++++" 1>&AC_FD_CC ]) PIKE_AC_DEBUG if :; then :; else # Disabled for now. # It looks this makes it even worse... # It seems to cause bash to loop on a SIGSEGV in the signal handler # on Gentoo Linux/IA64. AC_MSG_CHECKING([if the stack ulimit is excessive]) if ulimit -s 1>&AC_FD_CC 2>&AC_FD_CC; then orig_ulimit="`ulimit -s 2>&AC_FD_CC`" if test "$orig_ulimit" -gt "65536"; then AC_MSG_RESULT([yes, $orig_ulimit - reducing to 8192.]) if ulimit -s 8192 1>&AC_FD_CC 2>&AC_FD_CC; then :; else AC_MSG_WARN([Failed to reduce stack ulimit to 8192.]) fi PIKE_AC_DEBUG else AC_MSG_RESULT([no, $orig_ulimit]) fi else AC_MSG_RESULT([unknown, ulimit -s failed.]) fi fi AC_SYS_COMPILER_FLAG([-fvisibility=hidden],[fvisibility_hidden],CFLAGS) AC_SYS_COMPILER_FLAG(+O3,plus_O3,OPTIMIZE, [ AC_SYS_COMPILER_FLAG(-O3,O3,OPTIMIZE, [ AC_SYS_COMPILER_FLAG(-O2,O2,OPTIMIZE, [ AC_SYS_COMPILER_FLAG(-O,O,OPTIMIZE) ]) ]) ]) if test "$GCC" = "yes"; then if test "$cflags_is_set" = "no"; then AC_SYS_COMPILER_FLAG(-pipe, pipe, OPTIMIZE) # The following segment is obsolete, since executable memory is # now allocated with mmap instead of with malloc(). # /grubba 2005-06-09 # # #### For exec-shield in newer linux kernels. # #### Linux's mprotect(2) is broken, so we unfortunately # #### need to enable executabe stack. # #### This test crashes under mingw32 so let's disable for win32 for now. # if test "$pike_cv_sys_os" != "Windows_NT"; then # AC_SYS_COMPILER_FLAG([[-Wa,--execstack]],executableheap,CFLAGS) # fi fi fi LD='$(CC) $(CFLAGS)' LC_REQ="-lc" case "$pike_cv_sys_os" in Darwin*) ;; SCO*) case "$CFLAGS" in *-belf*) AC_SYS_COMPILER_FLAG(-belf,sco_belf_option,CFLAGS,[],[ case "$LDFLAGS" in *-belf*) ;; *) echo "Adding -belf option to ldflags." LDFLAGS="$LDFLAGS -belf" ;; esac ]) ;; *) AC_SYS_COMPILER_FLAG(-belf,belf,CFLAGS) ;; esac case "$LDFLAGS" in *-belf*) ;; *) AC_SYS_COMPILER_FLAG(-belf,belf,LDFLAGS) ;; esac ;; SunOS*) # gcc on SunOS 4 forgets to define this: echo "SunOS. Adding -D__USE_FIXED_PROTOTYPES__" CFLAGS="$CFLAGS -D__USE_FIXED_PROTOTYPES__" ;; BSD/OS*) case "`uname -r`" in [4-9].*) ;; *) LD="$BINDIR/smartlink shlicc";; esac ;; UnixWare*|OpenUNIX*) case "$CFLAGS" in *-Kalloca*) ;; *) if test "$GCC" != "yes"; then # We are using built-in inline function CFLAGS="$CFLAGS -Kalloca" CXX="$CXX -DNO_CPLUSPLUS_ALLOCA" LC_REQ="" fi ;; esac ;; Linux*) if $REALCC -V 2>&1 | head -1 | grep "Intel(R) C" >/dev/null; then # icc or ecc. LC_REQ="" fi ;; esac AC_SUBST(LD) AC_SUBST(LC_REQ) ############################################################################# AC_ARG_WITH(extra_debug_checks, MY_DESCR([--with-extra-debug-checks], [enable some extra (possibly verbose) debug checks.]), [], [ if test "x$pike_cv_sys_os" = "xOSF1"; then # Attempt to detect the cause for test_resolv to fail on Unicode.so. with_extra_debug_checks="yes" elif test "x$pike_cv_sys_os" = "xOpenBSD"; then # Attempt to detect cause of dmalloc failure on OpenBSD. with_extra_debug_checks="yes" else with_extra_debug_checks=no fi ]) if test "x$with_extra_debug_checks" = "xno"; then :; else AC_MSG_WARN([Enabling extra debug checks.]) AC_DEFINE([PIKE_EXTRA_DEBUG]) fi ############################################################################# AC_ARG_WITH(patch_gcc, MY_DESCR([--with-patch-gcc], [attempt to patch the UA32 relocation bug.]), [], [with_patch_gcc=no]) AC_ARG_WITH(force_ua32, MY_DESCR([--with-force-ua32], [ignore the UA32 relocation bug.]), [], [with_force_ua32=no]) # Some sanity checks. if test "$GCC" = "yes" -a "$pike_cv_sys_os" = "Solaris" && test "`uname -p`" = "sparc"; then # Solaris/sparc: # Check that gnu ld isn't used. # It's usually hidden in $prefix/sparc-sun-solaris2.?/bin/. # NOTE: M4 uses [] as quotes. gcc_ld_path="`$CC -v 2>&1 | sed -e '1,1s/[[^\/]]*$\/.*\/$[[^\/]]*$/\1/p;d' | sed -e '/lib\/gcc-lib\//s/lib\/gcc-lib\///;s/\/[[0-9]]*\.[[0-9]]*\.[[0-9]]*\/$/\/bin/'`" if test "x$gcc_ld_path" = "x"; then :; elif test -d "$gcc_ld_path/."; then if "$gcc_ld_path/ld" -v 2>&1 | grep -i GNU >/dev/null; then PIKE_MSG_WARN([GNU ld found on Solaris sparc system ($gcc_ld_path/ld). This may cause the dynamic module support to fail.]) else :; fi else :; fi unset gcc_ld_path # Watch out for gcc-2.8.1 on Solaris 7 sparc machines. It generates # assembler code which contains .uaword directives, which in turn # generates code with R_SPARC_UA32 relocations, which /usr/bin/ld.so # has buggy support for (it doesn't relocate the MSB). # Check that gcc doesn't generate uaword opcodes AC_MSG_CHECKING(if your gcc generates uaword opcodes) AC_CACHE_VAL(pike_cv_gcc_uaword, [ cat > conftest.c <<EOF char *foo[[]] = { "bar" }; EOF pike_compile='${CC-cc} -S $CPPFLAGS conftest.c 1>&AC_FD_CC' pike_cv_gcc_uaword=no if { (eval echo configure: \"$pike_compile\") >&AC_FD_CC; (eval $pike_compile) 2>&AC_FD_CC; }; then if grep ".uaword" conftest.s 2>&AC_FD_CC >/dev/null; then echo "configure: result contains .uaword:" >&AC_FD_CC cat conftest.s >&AC_FD_CC pike_cv_gcc_uaword=yes else :; fi else echo "configure: failed program was:" >&AC_FD_CC cat conftest.c >&AC_FD_CC fi rm -rf conftest.* ]) AC_MSG_RESULT($pike_cv_gcc_uaword) # Check if as generates R_SPARC_UA32 relocations from .uaword. if test "$pike_cv_gcc_uaword" = "yes"; then AC_MSG_CHECKING([if your as generates R_SPARC_UA32 relocations]) AC_CACHE_VAL(pike_cv_as_r_sparc_ua32, [ AC_TRY_ASSEMBLE([ .section ".rodata" .align 8 .STRING: .asciz "String" .section ".data" .align 4 .type string,#object .size string,4 string: .uaword .STRING ],[ if /usr/ccs/bin/elfdump -r conftest.o | grep -i R_SPARC_UA32 >/dev/null 2>&AC_FD_CC; then pike_cv_ac_r_sparc_ua32=yes else pike_cv_ac_r_sparc_ua32=no fi ],[ pike_cv_ac_r_sparc_ua32=no ]) ]) AC_MSG_RESULT($pike_cv_ac_r_sparc_ua32) if test "$pike_cv_ac_r_sparc_ua32" = "yes"; then PIKE_MSG_WARN([Your gcc/as combo may generate R_SPARC_UA32 relocations. R_SPARC_UA32 relocations are unsupported in Solaris >= 2.3, and have broken support in Solaris 7.]) if test "x$with_patch_gcc$with_force_ua32" = "xnono"; then if test -d "/var/sadm/patch/107058-01/."; then PIKE_MSG_WARN([Back out patch 107058-01, or recompile gcc with a modified config/sparc/sol2.h.]) else PIKE_MSG_WARN([Recompile gcc with a modified config/sparc/sol2.h.]) fi PIKE_MSG_WARN([You may want to try binary patching gcc. In that case rerun configure with --with-patch-gcc. NOTE: Binary patching is highly experimental and risky, and may break your existing gcc even more. R_SPARC_UA32 relocations are supported on some versions of Solaris. If you want to try a binary with R_SPARC_UA32 relocations, rerun configure with --with-force-ua32.]) exit 1 fi if test "x$with_patch_gcc" = "xno"; then :; else AC_MSG_WARN([Will attempt to patch gcc.]) AC_MSG_CHECKING([for cc1]) if test "x$with_patch_gcc" = "xyes"; then cc1="`$CC -v 2>&1|sed -e '/\//s!^[[^/]]*$/.*$/specs$!\1/cc1!p' -ed`" else cc1="$with_patch_gcc"; fi if test -f "$cc1"; then AC_MSG_RESULT($cc1) else AC_MSG_RESULT(not found. Tried $cc1) exit 1 fi AC_MSG_CHECKING(if $cc1 looks unpatched) if /usr/bin/strings "$cc1" | grep uaword >/dev/null 2>&1; then AC_MSG_RESULT(yes) else AC_MSG_RESULT(no -- strange) exit 1 fi AC_MSG_CHECKING(if patch_cc1 compiles) link_cmd='${CC-cc} -o patch_cc1${ac_exeext} $CFLAGS -I. $CPPFLAGS $LDFLAGS $srcdir/patch_cc1.$ac_ext $LIBS 2>&AC_FD_CC' if { (eval echo Compiling patch_cc1: \"$link_cmd\") 1>&AC_FD_CC; (eval $link_cmd) 2>&AC_FD_CC; } && "$BUILDDIR/patch_cc1" -v >/dev/null 2>&AC_FD_CC; then AC_MSG_RESULT(yes) if test -f "$cc1.patched"; then AC_MSG_ERROR([$cc1.patched already exists. Please move it out of the way.]) exit 1; fi if test -f "$cc1.orig"; then AC_MSG_ERROR([$cc1.orig already exists. Please move it out of the way.]) exit 1; fi AC_MSG_CHECKING(if patch_cc1 works) if ./patch_cc1 "$cc1" 2>&AC_FD_CC >"$cc1.patched"; then if test -f "$cc1.patched"; then :; else AC_MSG_RESULT(no - failed to create $cc1.patched) exit 1 fi if chmod 755 "$cc1.patched"; then :; else AC_MSG_RESULT(no - failed to set permission to 755 on $cc1.patched) exit 1 fi if test "`/bin/ls -l \"$cc1\"|awk '{print $5}'`" = "`/bin/ls -l \"$cc1.patched\"|awk '{print $5}'`"; then if /usr/bin/strings "$cc1.patched" | grep uaword >/dev/null 2>&1; then rm -f "$cc1.patched" AC_MSG_RESULT(no -- patching failed) exit 1 fi if "$cc1.patched" --help >/dev/null 2>&1; then :; else AC_MSG_RESULT(no -- the patched binary does not seem to work) exit 1 fi AC_MSG_RESULT(yes) AC_MSG_WARN([Activating the patched cc1. NOTE: Entering critical section. If configure fails at this point a broken gcc my result.]) if /usr/bin/mv -f "$cc1" "$cc1.orig"; then AC_MSG_WARN([Moved $cc1 to $cc1.orig.]) if /usr/bin/mv -f "$cc1.patched" "$cc1"; then AC_MSG_WARN([Patching seems to have succeeded. Please rerun configure.]) exit 1 fi AC_MSG_WARN([Moving the patched cc1 into place failed. Will try to restore the old cc1.]) if /usr/bin/mv -f "$cc1.orig" "$cc1"; then AC_MSG_WARN([The old cc1 has been restored.]) exit 1 fi AC_MSG_ERROR([Restoring the old cc1 failed. Your installation of gcc is most likely broken now. Sorry, you will have to restore it yourself. Please move $cc1.orig to $cc1.]) exit 1 else AC_MSG_ERROR([Failed to move the old cc1 to safety. Please replace $cc1 with $cc1.patched by hand.]) exit 1 fi else rm -f "$cc1.patched" AC_MSG_ERROR([The size has changed. You need to patch cc1 by hand.]) exit 1 fi else AC_MSG_RESULT(no -- you need to patch cc1 by hand) exit 1 fi else AC_MSG_RESULT(no -- you need to patch cc1 by hand) exit 1 fi fi else :; fi else :; fi else :; fi ############################################################################# AC_ARG_WITH(root, MY_DESCR([--with-root=path], [specify a cross-compilation root-directory]),[ case "$with_root" in /) with_root="" ;; /*) ;; no) with_root="" ;; *) PIKE_MSG_WARN([Root path $with_root is not absolute. Ignored.]) with_root="" ;; esac ],[with_root=""]) MY_AC_ARG_WITH(relocatable_dumped_modules, MY_DESCR([--with-relocatable-dumped-modules], [make dumped modules relocatable]), [with_relocatable_dumped_modules=yes]) AC_ARG_WITH(dynamic_modules, MY_DESCR([--without-dynamic-modules], [link modules statically])) MY_AC_ARG_WITH(static_linking, MY_DESCR([--with-static-linking], [link statically, if possible]), [with_static_linking=yes]) AC_ARG_ENABLE(dll, MY_DESCR([--disable-dll], [don't link dynamic modules to DLLs on Windows]), [], [enable_dll=yes]) AC_ARG_WITH(crt, MY_DESCR([--with-crt=dynamic|static], [force linking with dynamic or static CRT in Visual Studio])) # --with-debug-crt is a nop on most systems since a debug C runtime # lib normally is used simply by setting LD_LIBRARY_PATH, but in MSVC # the choice affects both the compiler and the linker. # # Note that all libs need to be linked to the same CRT in VC8 if they # are linked to the DLL variant (i.e. using -MD), otherwise the MS # loader won't load them. This restriction is reinforced by the # manifest stuff that's used in VC8, and it doesn't apply when running # directly in the build dir. See # http://msdn2.microsoft.com/en-us/library/ms235299.aspx # # Also note that the debug CRT DLL in VC8 isn't redistributable. AC_ARG_WITH(debug-crt, MY_DESCR([--with-debug-crt], [compile and link with debug CRT in Visual Studio]), [], [with_debug_crt=no]) AC_ARG_WITH(bundles, MY_DESCR([--without-bundles], [do not enable bundled libraries]), [], [with_bundles=yes]) pike_bundle_dir="" if test "$with_bundles" = "no"; then :; elif test -d "$with_bundles/."; then # The user has specified a bundle directory. Use it. pike_bundle_dir="$with_bundles" elif test -d "$srcdir/../bundles/."; then # We have a bundle directory; enable them if needed. pike_bundle_dir=`cd "$srcdir/../bundles" && pwd` fi test -d bundles/. || mkdir bundles if test -d bundles/.; then touch bundles/no_testsuites pike_bundle_prefix="`pwd`/bundles" test -d bundles/installed/. || mkdir bundles/installed test -d bundles/include/. || mkdir bundles/include CPPFLAGS="$CPPFLAGS -I$pike_bundle_prefix/include" test -d bundles/lib/. || mkdir bundles/lib touch bundles/lib/keep for d in $pike_cv_abi_suffixes; do test -d "bundles/lib$d/." || mkdir "bundles/lib$d" touch "bundles/lib$d/keep" LDFLAGS="$LDFLAGS -L$pike_bundle_prefix/lib$d" done test -d bundles/lib/pkgconfig/. || mkdir bundles/lib/pkgconfig if test "x$PKG_CONFIG_PATH" = "x"; then PKG_CONFIG_PATH="${pike_bundle_prefix}/lib/pkgconfig" else PKG_CONFIG_PATH="$PKG_CONFIG_PATH:${pike_bundle_prefix}/lib/pkgconfig" fi export PKG_CONFIG_PATH fi export pike_bundle_dir export pike_bundle_prefix AC_ARG_WITH(site-prefixes, MY_DESCR([--with-site-prefixes], [:-separated list of prefixes to search for include, lib and bin dirs.])) AC_ARG_WITH(include-path, MY_DESCR([--with-include-path], [a list of paths to search for include files.])) AC_ARG_WITH(lib-path, MY_DESCR([--with-lib-path], [a list of paths to search for libraries.])) AC_ARG_WITH(long-double-precision, MY_DESCR([--with-long-double-precision], [use long double precision floats])) AC_ARG_WITH(double-precision, MY_DESCR([--with-double-precision], [use double precision floats])) AC_ARG_WITH(long-long-int, MY_DESCR([--with-long-long-int], [use long long native type int])) AC_ARG_WITH(long-int, MY_DESCR([--with-long-int], [use long native type int])) AC_ARG_WITH(int-int, MY_DESCR([--with-int-int], [use int native type int])) dnl AC_ARG_WITH(short-int, MY_DESCR([--with-short-int], dnl [use short native type int (EXPERIMENTAL)])) dnl AC_ARG_WITH(unsigned-long-int, MY_DESCR([--with-unsigned-long-int], dnl [use short native type int (EXPERIMENTAL)])) dnl AC_ARG_WITH(unsigned-long-long-int, MY_DESCR([--with-unsigned-long-longint], dnl [use short native type int (EXPERIMENTAL)])) AC_ARG_ENABLE(dlmalloc, MY_DESCR([--enable-dlmalloc], [use Doug Leas malloc implementation instead of system malloc]), [], [test "$pike_cv_sys_os" = Windows_NT && enable_dlmalloc=yes]) # dlmalloc is enabled by default on windows since the OS heap manager # Sucketh. (Well, it's possible to enable a "low-fragmentation heap" # but it only works for blocks up to 16kb.) if test "x$enable_dlmalloc" = xyes; then EXTRA_OBJS="$EXTRA_OBJS malloc.o" AC_DEFINE(USE_DL_MALLOC) else enable_dlmalloc=no fi MY_AC_ARG_WITH(cleanup-on-exit, MY_DESCR([--with-cleanup-on-exit], [Do full cleanup at exit to detect leaks better.]), [AC_DEFINE(DO_PIKE_CLEANUP)]) MY_AC_ARG_WITH(dmalloc, MY_DESCR([--with-dmalloc],[Enable memory leak checks.]), [AC_DEFINE(DEBUG_MALLOC,10)]) MY_AC_ARG_WITH(dmalloc-malloc, MY_DESCR([--with-dmalloc-malloc], [Enable overloading of malloc(3)]), [ AC_DEFINE(ENCAPSULATE_MALLOC,1) ]) MY_AC_ARG_WITH(dmalloc-malloc-leaks, MY_DESCR([--with-dmalloc-malloc-leaks], [Report memory allocated by malloc(3) as leaks.]), [ AC_DEFINE(REPORT_ENCAPSULATED_MALLOC,1) ]) MY_AC_ARG_WITH(dmalloc-trace, MY_DESCR([--with-dmalloc-trace], [enable tracepoints]), [with_dmalloc_trace="yes" AC_DEFINE(DMALLOC_TRACE,10)]) MY_AC_ARG_WITH(dmalloc-c-stack-trace, MY_DESCR([--with-dmalloc-c-stack-trace], [record C stack traces for block allocations]), [AC_DEFINE(DMALLOC_C_STACK_TRACE)]) MY_AC_ARG_WITH(dmalloc-track-free, MY_DESCR([--with-dmalloc-track-free], [track freed memory too]), [ with_dmalloc_track_free="yes" AC_DEFINE(DMALLOC_TRACK_FREE,10)]) AC_ARG_WITH(debug, MY_DESCR([--with-debug],[same as --with-cdebug --with-rtldebug]), [],[with_debug=]) AC_ARG_WITH(debug, MY_DESCR([--without-debug],[same as --without-cdebug --without-rtldebug]), [],[with_debug=]) AC_ARG_WITH(rtldebug, MY_DESCR([--with-rtldebug],[enable run time self tests]), [],[with_rtldebug=]) AC_ARG_WITH(cdebug, MY_DESCR([--without-cdebug],[disable -g]),[],[ case "$pike_cv_sys_os:$GCC" in Solaris:no) # Solaris/cc has problems with combining optimizations and debuginfo. PIKE_MSG_WARN([Defaulting to --without-cdebug since the OS is Solaris, and gcc is not being used.]) with_cdebug=no ;; HP-UX:no|HPUX:no) # HP-UX/cc has problems with combining optimizations and debuginfo. # # cc: internal panic 7815: Malloc: underflow detected in free(). (7815) PIKE_MSG_WARN([Defaulting to --without-cdebug since the OS is HP-UX, and gcc is not being used.]) with_cdebug=no ;; *) with_cdebug= ;; esac ]) AC_ARG_WITH(copt, MY_DESCR([--without-copt], [disable -O2]), [], [with_copt=]) AC_ARG_WITH(threads, MY_DESCR([--without-threads], [disable threads support]), [],[ case "x$pike_cv_sys_os" in xFreeBSD*) if test "`uname -r|sed -e 's/$[[0-9]]*$.*/\1/'`" -lt 4; then PIKE_MSG_WARN([FreeBSD <= 3.x detected, disabling threads. Use --with-threads to force threads support.]) with_threads=no fi ;; xOpenBSD*) if test "`uname -r|sed -e 's/$[[0-9]]*$.*/\1/'`" -lt 4 \ -a "x`uname -m`" = "xalpha"; then PIKE_MSG_WARN([OpenBSD/alpha <= 3.x detected, disabling threads. Use --with-threads to force threads support.]) with_threads=no fi ;; esac if test "x${with_threads-}" = x; then with_threads=yes fi ]) PIKE_AC_DEBUG AC_ARG_WITH(malloc_overhead, MY_DESCR([--with-malloc-overhead=n], [tune the malloc block overhead (default is 2 * sizeof(void *))]), [AC_DEFINE(PIKE_MALLOC_OVERHEAD,($withval))], [AC_DEFINE(PIKE_MALLOC_OVERHEAD,(2 * sizeof(void *)))]) AC_ARG_WITH(malloc_page_size, MY_DESCR([--with-malloc-page-size=n], [tune to the memory page size (default is 4 kb)]), [AC_DEFINE(PIKE_MALLOC_PAGE_SIZE,($withval))], [AC_DEFINE(PIKE_MALLOC_PAGE_SIZE,(4 * 1024))]) PIKE_AC_DEBUG AC_ARG_WITH(thread_c_stack, MY_DESCR([--with-thread-c-stack=n], [tune the thread c-stack (default is 256 * 1024)]), [AC_DEFINE_UNQUOTED(PIKE_THREAD_C_STACK_SIZE,($withval))], [AC_DEFINE(PIKE_THREAD_C_STACK_SIZE,(256 * 1024))]) AC_ARG_WITH(devpoll, MY_DESCR([--without-devpoll], [disable support for /dev/poll]), [],[with_devpoll=yes]) AC_ARG_WITH(gdbm, MY_DESCR([--without-gdbm],[no GNU database manager support])) AC_ARG_WITH(gmp, MY_DESCR([--without-gmp],[no support for Gmp bignums])) AC_ARG_WITH(zlib, MY_DESCR([--without-zlib],[disable gz compression support]), [],[with_zlib=yes]) AC_ARG_WITH(mysql, MY_DESCR([--without-mysql], [disable support for the Mysql database]), [],[with_mysql=yes]) AC_ARG_WITH(valgrind, MY_DESCR([--with-valgrind=path], [Support for running with valgrind. Implies --with-cleanup-on-exit.]) MY_DESCR([],[Specify --without-cleanup-on-exit if you do not want this.]), [ if test "x$with_valgrind" = "xyes"; then AC_PATH_PROG(with_valgrind, valgrind, no) if test "x$with_valgrind" = "xno"; then PIKE_MSG_WARN(valgrind not found, disabled.) else :; fi else :; fi ], [with_valgrind=no]) AC_ARG_WITH(dtrace, MY_DESCR([--with-dtrace],[embed DTrace probes])) AC_ARG_WITH(checker, MY_DESCR([--with-checker], [add extra memory checking overhead (Purify)])) AC_ARG_WITH(gcov, MY_DESCR([--with-gcov], [compile with support for gcov (gcc-only)])) MY_AC_ARG_WITH(profiling, MY_DESCR([--with-profiling], [add code used to profile pike code]), [AC_DEFINE(PROFILING)]) MY_AC_ARG_WITH(internal-profiling, MY_DESCR([--with-internal-profiling], [add profiling code for various internal things]), [AC_DEFINE(INTERNAL_PROFILING)]) MY_AC_ARG_WITH(pg, MY_DESCR([--with-pg],[use the gcc -pg option]), [PROFIL=-pg]) AC_ARG_WITH(poll, MY_DESCR([--with-poll], [use poll instead of select]), [], [ # Neither --with-poll nor --without-poll was specified case "$pike_cv_sys_os" in Solaris|HP-UX|OSF1|IRIX|Linux|UnixWare|OpenUNIX) # PIKE_MSG_WARN([Defaulting to --with-poll since the OS is $pike_cv_sys_os.]) # Nothing to warn about, really... with_poll=yes ;; AIX) # poll(2) is broken on AIX 4.1 and earlier. if test "`uname -r`" -ge 2 -a "`uname -v`" -ge 4 ; then with_poll=yes elif test "`uname -v`" -gt 4 ; then with_poll=yes else :; fi ;; esac ]) AC_ARG_WITH(max-fd, MY_DESCR([--with-max-fd=X], [set how many filedescriptors can be used at once]), [pike_cv_max_open_fd=$withval]) MY_AC_ARG_WITH(oob, MY_DESCR([--without-oob], [disable out-of-band data handling (INVALID)]), [],[ AC_MSG_ERROR([Support for out of band data is mandatory in Pike 7.5 and later.]) ]) MY_AC_ARG_WITH(compiler-trace, MY_DESCR([--with-compiler-trace], [enable tracing of the compiler]), [AC_DEFINE(YYDEBUG)]) AC_ARG_WITH(security, MY_DESCR([--with-security], [enable internal pike security system]), [AC_DEFINE(PIKE_SECURITY)]) AC_ARG_WITH(bignums, MY_DESCR([--without-bignums], [disable internal conversion to bignums (not recommended)]), [],[with_bignums=yes]) dnl Shared nodes has been disabled in an ugly way. To enable it you dnl need to remove the line that sets the OPT_NOT_SHARED flag at the dnl top of freeze_node in src/las.c. /mast dnl AC_ARG_WITH(shared-nodes, dnl MY_DESCR([--without-shared-nodes], dnl [disable the SHARED_NODES mode of the optimizer]), dnl [],[with_shared_nodes=yes]) AC_ARG_WITH(typechecker, MY_DESCR([--with-typechecker=new|old],[])) AC_ARG_WITH(type-checker, MY_DESCR([--with-type-checker=new|old], [select type-checker behaviour]), [],[with_type_checker="${with_typechecker:-new}"]) if test "x$with_type_checker" = "xold"; then :; PIKE_MSG_WARN([Old type checker selected.]) else AC_DEFINE(NEW_ARG_CHECK) fi AC_ARG_WITH(computed-goto, MY_DESCR([--with-computed-goto], [enable use of gcc-style computed goto (EXPERIMENTAL).]), [], [with_computed_goto=no]) AC_ARG_WITH(machine-code, MY_DESCR([--without-machine-code], [do not try to use of machine code on supported architectures.]), [], [ case "x$pike_cv_sys_os" in xOpenBSD*) PIKE_MSG_WARN([OpenBSD detected, disabling machine code. Use --with-machine-code to force usage of machine code support.]) with_machine_code="no" ;; xFreeBSD*) PIKE_MSG_WARN([FreeBSD detected, disabling machine code. Use --with-machine-code to force usage of machine code support.]) with_machine_code="no" ;; esac if test "x${with_machine_code-}" = x; then with_machine_code="yes" fi ]) AC_ARG_WITH(small-eval-instruction, MY_DESCR([--with-small-eval-instruction], [attempt to reduce the size of eval_instruction (EXPERIMENTAL).]), [ AC_DEFINE(PIKE_SMALL_EVAL_INSTRUCTION) with_machine_code="no" with_computed_goto="no" ]) MY_AC_ARG_WITH(keypair-loop, MY_DESCR([--with-keypair-loop], [enable use of keypair mapping loop method.]), [AC_DEFINE(PIKE_MAPPING_KEYPAIR_LOOP)],[], []) MY_AC_ARG_WITH(portable-bytecode, MY_DESCR([--without-portable-bytecode], [disable portable bytecode support.]), [AC_DEFINE(PIKE_PORTABLE_BYTECODE)],[], [AC_DEFINE(PIKE_PORTABLE_BYTECODE)]) MY_AC_ARG_WITH(lock, MY_DESCR([--without-lock], [enable experimental code for multicpu machines (EXPERIMENTAL).]), [],[AC_DEFINE(PIKE_RUN_UNLOCKED)]) AC_ARG_WITH(facets, MY_DESCR([--with-facets], [enable experimental facet support (EXPERIMENTAL).]), [AC_DEFINE(WITH_FACETS)]) AC_ARG_WITH(pike-type, MY_DESCR([--without-pike-type], [disable struct pike_type (IGNORED).])) if test "x$with_pike_type" = "xno"; then PIKE_MSG_WARN([Disabling of USE_PIKE_TYPE is no longer supported.]) fi if test "x$with_bignums" = xyes; then AC_DEFINE(AUTO_BIGNUM) if test "x$with_gmp" = xno; then AC_MSG_ERROR([Cannot compile --with-bignums without the GMP library It is highly recommended that you install a working GMP library on your system as that will add features to Pike required by many applications (such as Roxen). However, if you know that you do not need GMP, you may re-run configure with the option --without-bignums instead.]) else :; fi else PIKE_MSG_WARN([****** Compiling without bignum support. This is discouraged. Many ****** Pike applications might not work correctly.]) sleep 10 fi dnl Pike currently breaks miserably if SHARED_NODES is not defined. dnl Shared nodes are still disabled bluntly. (See note above.) dnl if test "x$with_shared_nodes" != xno; then dnl echo 'Enabling the SHARED_NODES mode of the optimizer.' AC_DEFINE(SHARED_NODES) dnl else :; fi if test "x$with_poll" = "xyes"; then AC_DEFINE(HAVE_AND_USE_POLL) else :; fi if test "x$with_valgrind" = "xno"; then VALGRIND="" VALGRINDARGS="" else VALGRIND="$with_valgrind" # Make valgrind a bit silent by default. VALGRINDARGS="-q --tool=memcheck" AC_DEFINE(USE_VALGRIND) if test "x$with_cleanup_on_exit" = "x"; then AC_DEFINE(DO_PIKE_CLEANUP) fi if test "x$with_copt" != "xno"; then PIKE_MSG_WARN([--without-copt is advisable when using valgrind!]) fi fi export VALGRIND VALGRINDARGS AC_SUBST(VALGRIND) AC_SUBST(VALGRINDARGS) # DTrace probes if test "x$with_dtrace" = "xyes"; then AC_PATH_PROG(dtrace_prog, dtrace, no) if test "x$ac_cv_path_dtrace_prog" != "xno"; then AC_DEFINE(USE_DTRACE) DTRACE_REQUIREMENTS="dtrace_probes.h" fi fi if test "x$with_checker" = "xyes"; then AC_DEFINE(__CHECKER__) else :; fi if test "x$with_relocatable_dumped_modules" = xyes; then PIKE_MODULE_RELOC=1 else PIKE_MODULE_RELOC="" fi AC_SUBST(PIKE_MODULE_RELOC) # # Allow --with(out)-debug to toggle both cdebug and rtldebug, but # let --with(out)-{c,rtl}debug take precedence. # if test "x$with_cdebug" = x ; then with_cdebug="$with_debug" fi if test "x$with_rtldebug" = x ; then with_rtldebug="$with_debug" fi # # --with-dmalloc requires --with-rtldebug # if test "x$with_dmalloc" = "x"; then :; elif test "x$with_rtldebug" = "xyes"; then :; else PIKE_MSG_WARN([Debug malloc requires rtldebug. Enabling rtldebug.]) with_rtldebug=yes fi # # Defaults for cdebug and rtldebug here: # if test "x$with_cdebug" = x ; then with_cdebug=yes fi if test "x$with_rtldebug" = x ; then with_rtldebug=no # with_rtldebug=yes fi if test "x$with_rtldebug" = xyes ; then AC_DEFINE(PIKE_DEBUG) fi ############################################################################# DLOPEN_O="" OSFLAGS="" WARN="" OPTIMIZE="${OPTFLAGS-}" AC_ARG_ENABLE(pedantic, MY_DESCR([--enable-pedantic], [enable -pedantic compilation])) if test "$cflags_is_set" = "no"; then if test "x$with_cdebug" = "xno" ; then CFLAGS=`echo " $CFLAGS " | sed -e 's@ -g @ @g'` else : fi if test "x$enable_pedantic" = "xyes"; then AC_SYS_COMPILER_FLAG(-pedantic,pedantic,WARN) fi if test "x${GCC-}" = xyes ; then # Do not use -Wall, since that produces a lot of warnings that are not # really interresting (such as the warning for if( ... ) ... if( # ... ) .... else AC_SYS_COMPILER_FLAG(-W,W,WARN) AC_SYS_COMPILER_FLAG(-Wall,Wall,WARN) AC_SYS_COMPILER_FLAG(-Wno-unused,Wno_unused,WARN) AC_SYS_COMPILER_FLAG(-Wcomment,Wcomment,WARN) AC_SYS_COMPILER_FLAG(-Wformat,Wformat,WARN) AC_SYS_COMPILER_FLAG(-Wformat-security,Wformat_security,WARN) AC_SYS_COMPILER_FLAG(-Wimplicit-function-declaration,Wimplicit_function_declaration,WARN) AC_SYS_COMPILER_FLAG(-Wmultichar,Wmultichar,WARN) AC_SYS_COMPILER_FLAG(-Wswitch,Wswitch,WARN) if test "x$with_copt" != xno; then # gcc complains that it doesn't support this when compiling # without optimizations. AC_SYS_COMPILER_FLAG(-Wuninitialized,Wuninitialized,WARN) fi AC_SYS_COMPILER_FLAG(-Wpointer-arith,Wpointer_arith,WARN) AC_SYS_COMPILER_FLAG(-Wchar-subscripts,Wchar_subscripts,WARN) AC_SYS_COMPILER_FLAG(-Wno-long-long,Wno_long_long,WARN) AC_SYS_COMPILER_FLAG(-Wdeclaration-after-statement,Wdeclaration_after_statement,WARN) if test "x${with_static_linking-}" = "xyes" ; then AC_SYS_COMPILER_FLAG(-static,link_static,CFLAGS) else : fi if test "x$with_gcov" = "xyes"; then # Support for gcov AC_SYS_COMPILER_FLAG(-fprofile-arcs, fprofile_arcs, CFLAGS) AC_SYS_COMPILER_FLAG(-ftest-coverage, ftest_coverage, CFLAGS) else :; fi if test "x$with_cdebug" = "xyes" ; then AC_SYS_COMPILER_FLAG(-ggdb3,ggdb3,CFLAGS) fi ## ## -fomit-frame-pointer does not work with egcs 1.1.1 ## /Hubbe 1998-12-20 ## #if test "x$with_cdebug" = "xno" ; then # AC_SYS_COMPILER_FLAG(-fomit-frame-pointer,fomit_frame_pointer,OPTIMIZE) #else # : #fi ### Optimize for different SUN machines. If there is no working 'uname' ### no extra optimization will be done, but nothing should break either. case "`uname -m 2>/dev/null`" in sun4c) # The -msparclite option seems to generate assembler that /bin/as doesn't # understand. /grubba 1998-07-17 # AC_SYS_COMPILER_FLAG(-msparclite,sparclite,CFLAGS) ;; sun4m) AC_SYS_COMPILER_FLAG(-mv8,microsparc,CFLAGS) ;; sun4d) AC_SYS_COMPILER_FLAG(-msupersparc,supersparc,CFLAGS) ;; sun4u) AC_SYS_COMPILER_FLAG(-mcpu=ultrasparc,mcpu_ultrasparc,CFLAGS,[ AC_SYS_COMPILER_FLAG(-msupersparc,supersparc,CFLAGS) ],[],[ # Some versions of gcc define __sparcv9 but aren't LP64. # Definition of __sparcv9 causes <sys/isa_defs.h> to define _LP64, # which is not a good thing for ILP32 systems... # Some versions of gcc define __sparc_v9__, which causes the # fix-included <limits.h> to think the same... AC_TRY_CPP([#include <limits.h> #include <sys/types.h> #if defined(_LP64) || (LONG_MAX != 2147483647L) #error "We might have a problem." #endif ],[],[ # We might have a problem... # Check that we indeed have a LP64 system. AC_MSG_RESULT([yes, but LP64]) AC_CHECK_SIZEOF(long, 4) # Note: the result for the following message is provided # by SYS_COMPILER_FLAG AC_MSG_CHECKING([are we really an LP64 system]) if test "x$ac_cv_sizeof_long" = "x8"; then :; #OK, we have an LP64 system! else pike_cv_option_mcpu_ultrasparc=no fi ]) ]) ;; i586) AC_SYS_COMPILER_FLAG(-mtune=pentium,mtune_pentium,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mcpu=pentium,mcpu_pentium,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mpentium,pentium,CFLAGS) ]) ]) ;; i686) AC_SYS_COMPILER_FLAG(-mtune=i686,mtune_i686,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mcpu=i686,mcpu_i686,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mpentiumpro,pentiumpro,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mcpu=pentium,mcpu_pentium,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mpentium,pentium,CFLAGS) ]) ]) ]) ]) # AC_SYS_COMPILER_FLAG(-march=i686,march_i686,CFLAGS) ;; x86_64) AC_SYS_COMPILER_FLAG(-m64,m64,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mtune=i686,mtune_i686,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mcpu=i686,mcpu_i686,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mpentiumpro,pentiumpro,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mcpu=pentium,mcpu_pentium,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mpentium,pentium,CFLAGS) ]) ]) ]) ]) ], [ BUNDLE_FLAGS="$BUNDLE_FLAGS --build=x86_64" ]) ;; i86pc) # Solaris x86 case "`optisa \`isalist 2>/dev/null\` 2>/dev/null || isalist 2>/dev/null`" in *amd64*) AC_SYS_COMPILER_FLAG(-m64,m64,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mtune=i686,mtune_i686,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mcpu=i686,mcpu_i686,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mpentiumpro,pentiumpro,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mcpu=pentium,mcpu_pentium,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mpentium,pentium,CFLAGS) ]) ]) ]) ]) ], [ BUNDLE_FLAGS="$BUNDLE_FLAGS --build=x86_64" ]) # AC_SYS_COMPILER_FLAG(-march=i686,march_i686,CFLAGS) ;; *pentium_pro*) AC_SYS_COMPILER_FLAG(-mtune=i686,mtune_i686,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mcpu=i686,mcpu_i686,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mpentiumpro,pentiumpro,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mcpu=pentium,mcpu_pentium,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mpentium,pentium,CFLAGS) ]) ]) ]) ]) # AC_SYS_COMPILER_FLAG(-march=i686,march_i686,CFLAGS) ;; *pentium*) AC_SYS_COMPILER_FLAG(-mtune=pentium,mtune_pentium,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mcpu=pentium,mcpu_pentium,CFLAGS,[ AC_SYS_COMPILER_FLAG(-mpentium,pentium,CFLAGS,[ AC_SYS_COMPILER_FLAG(-m486,486,CFLAGS) ]) ]) ]) ;; esac ;; ia64) case "`uname -p`" in [Ii]tanium*2) AC_SYS_COMPILER_FLAG(-mtune=itanium2,mtune_itanium2,CFLAGS) ;; [Ii]tanium) AC_SYS_COMPILER_FLAG(-mtune=itanium1,mtune_itanium1,CFLAGS) ;; esac ;; ppc64) case "`uname -p 2>/dev/null`" in Cell\ Broadband\ Engine*) AC_SYS_COMPILER_FLAG(-mcpu=cell,mcpu_cell,CFLAGS) ;; esac ;; esac # AIX DO_IF_OS(AIX, [ # Tell the linker to generate a large toc if needed # # This option is not needed on AIX 5L/ia64. if test "x`uname -p`" = "xia64"; then :; else AC_SYS_COMPILER_FLAG(-bbigtoc,bbigtoc,LDFLAGS) AC_SYS_COMPILER_FLAG([-Wl,-bbigtoc],Wlbbigtoc,LDFLAGS) fi ]) DO_IF_OS(Darwin, [ # aka MacOS X. # Foundation framework needed by JavaVM.framework. The OS X 10.1 linker # no longer includes indirect dependencies so we need to add them here. AC_SYS_COMPILER_FLAG(-framework Foundation, framework_Foundation, LDFLAGS) AC_SYS_COMPILER_FLAG(-framework System, framework_System, LDFLAGS) # Needed for MakeDataExecutable which comes from CarbonLib AC_SYS_COMPILER_FLAG(-framework CoreServices, framework_CoreServices, LDFLAGS) # -flat_namespace only needed for linking with libMallocDebug # AC_SYS_COMPILER_FLAG(-flat_namespace, flat_namespace, LDFLAGS) # Take care of warning when linking with GMP libraries AC_SYS_COMPILER_FLAG(-read_only_relocs warning, ro_relocs_warn, LDFLAGS) # Tune based on processor family case "`machine`" in i486) # Darwin x86 runs on Intel Core Solo/Duo (based on Pentium M) and newer AC_SYS_COMPILER_FLAG(-march=pentium-m, arch_pentium_m, OPTIMIZE) AC_SYS_COMPILER_FLAG(-msse3, opt_sse3, OPTIMIZE) AC_SYS_COMPILER_FLAG(-mfpmath=sse, opt_mfpmath_sse, OPTIMIZE) # no-pic required for machine code to work AC_SYS_COMPILER_FLAG(-mdynamic-no-pic, dynamicnopic, OSFLAGS) # Silence warnings about not working on systems older than the base # version of the current machine. We'll convert e.g. 10.5.8 to 1050. AC_SYS_COMPILER_FLAG(-DMAC_OS_X_VERSION_MIN_REQUIRED=`sw_vers -productVersion | tr -d . | cut -c -3`0, osxminversion, CFLAGS) ;; ppc970|ppc7450|ppc7400) # Improve performance on G4 and G5. Note that if the build machine # is a G4 or newer the resulting pike won't run on a G3. AC_SYS_COMPILER_FLAG(-mcpu=7400, cpu7400, OPTIMIZE) AC_SYS_COMPILER_FLAG(-mtune=7400, tune7400, OPTIMIZE) ;; *) # G3 is the baseline on PPC since Mac OS X doesn't support anything # older. AC_SYS_COMPILER_FLAG(-mcpu=750, cpu750, OPTIMIZE) AC_SYS_COMPILER_FLAG(-mtune=750, tune750, OPTIMIZE) ;; esac ]) DO_IF_OS(Linux, [ : # The following segment is obsolete, since executable memory is # now allocated with mmap instead of with malloc(). # /grubba 2005-06-09 # # if test "x$with_machine_code" = "xno"; then :; else # # WORKAROUND: mprotect(PROT_EXEC) doesn't work on Linux/x86. # # Try to set the stackexec flag on the binary. # # First try -z execstack (ld). # AC_SYS_COMPILER_FLAG([-z execstack], z_execstack, LDFLAGS, [ # # No, try passing it directly to the linker. # AC_SYS_COMPILER_FLAG([-Wl,-z,execstack], Wl_z_execstack, LDFLAGS, [ # # No, try --execstack (gas). # AC_SYS_COMPILER_FLAG([--execstack], execstack, CFLAGS, [ # # No, try passing it directly to the assembler. # AC_SYS_COMPILER_FLAG([-Wa,--execstack], Wa_execstack, CFLAGS, [ # # No. # # FIXME: Add support for use of chstk(1). # PIKE_MSG_WARN([Could not find any way to enable executable stack.]) # ]) # ]) # ]) # ]) # fi ]) elif test "x${TCC-}" = xyes ; then # Yikes! We're using the TenDRA compiler! # Make sure we can use the system headerfiles... # Already done by the CC test in aclocal.m4. # AC_SYS_COMPILER_FLAG(-Ysystem, ysystem, CPPFLAGS) # Use lenient ANSI compliance... #AC_SYS_COMPILER_FLAG(-Xa, xa, CFLAGS) # Find out where libtdf.a is hidden. AC_MSG_CHECKING(for machine dependant library directory) AC_CACHE_VAL(pike_cv_tcc_lib_path, [ pike_cv_tcc_lib_path="`${CC-cc} -dry conftest.c -i 2>&1 | sed -e '/tdfc/s/bin\/tdfc.*/lib\/sys/p' -ed| head -n 1`" if test -d "$pike_cv_tcc_lib_path/." ; then :; else # Failed. pike_cv_tcc_lib_path="no" fi ]) AC_MSG_RESULT($pike_cv_tcc_lib_path) if test "$pike_cv_tcc_lib_path" = "no" ; then :; else LDFLAGS="$LDFLAGS -L$pike_cv_tcc_lib_path" # This library is needed for 64bit support on 32bit machines/OS's. AC_CHECK_LIB(tdf, __TDFUnot) fi else # Assume system compiler "cc". if test "x${with_static_linking-}" = "xyes" ; then DO_IF_OS(AIX, [ AC_SYS_COMPILER_FLAG([-Wl,-bstatic],wl_link_static,CFLAGS) LD_FALLBACK_FLAGS="${LD_FALLBACK_FLAGS} -bstatic" ]) DO_IF_OS(OSF1, [ AC_SYS_COMPILER_FLAG(-non_shared,non_shared,CFLAGS) LD_FALLBACK_FLAGS="${LD_FALLBACK_FLAGS} -non_shared" ]) DO_IF_OS(IRIX, [ AC_SYS_COMPILER_FLAG(-non_shared,non_shared,CFLAGS) LD_FALLBACK_FLAGS="${LD_FALLBACK_FLAGS} -B static" ]) # how do you link statically on HP-UX ? else : fi ### Non-gcc thingies. This should probably be enhanced... if test "x$with_cdebug" = "xyes" ; then # FIXME: # Maybe should remove the -g flag if this succeeds. AC_SYS_COMPILER_FLAG(-g3,g3,CFLAGS) AC_SYS_COMPILER_FLAG(-trapuv,trapuv,WARN) fi # Solaris DO_IF_OS(Solaris, [ AC_SYS_COMPILER_FLAG(-fast,fast,OPTIMIZE,,[ if test "x$with_abi" = "x64"; then # -fast implies -xarch=native, which implies 32-bit ABI. AC_SYS_COMPILER_FLAG(-xtarget=generic64, xtarget_generic64, OPTIMIZE) AC_SYS_COMPILER_FLAG(-xarch=generic64, xarch_generic64, OPTIMIZE) fi # -fast implies -fns, which turns off gradual underflow. AC_SYS_COMPILER_FLAG(-fns=no, fns_no, OPTIMIZE) ]) AC_SYS_COMPILER_FLAG(-xdepend,xdepend,OPTIMIZE) AC_SYS_COMPILER_FLAG(-xs,xs,CFLAGS) # Causes __STDC__ to be 1 which causes several headerfiles to behave # differently. # AC_SYS_OS_COMPILER_FLAG(-Xc,Xc,WARN) ]) # AIX DO_IF_OS(AIX, [ # This one is needed to get the compiler to fail on errors, # which is needed for several configure-tests. AC_SYS_COMPILER_FLAG(-qhalt=e,qhalt_e,CFLAGS) AC_SYS_COMPILER_FLAG(-qro,qro,OPTIMIZE) AC_SYS_COMPILER_FLAG(-qfold,qfold,OPTIMIZE) AC_SYS_COMPILER_FLAG(-qwarn64,qwarn64,WARN) AC_SYS_COMPILER_FLAG(-qflag=w:w,qflag_w_w,WARN) AC_DEFUN(AC_SYS_COMPILER_FLAG_QINFO, [ AC_SYS_COMPILER_FLAG(-qinfo=$1,qinfo_$1,WARN) ]) AC_SYS_COMPILER_FLAG_QINFO(cmp) AC_SYS_COMPILER_FLAG_QINFO(cnd) AC_SYS_COMPILER_FLAG_QINFO(cns) AC_SYS_COMPILER_FLAG_QINFO(cnv) AC_SYS_COMPILER_FLAG_QINFO(dcl) AC_SYS_COMPILER_FLAG_QINFO(eff) AC_SYS_COMPILER_FLAG_QINFO(enu) AC_SYS_COMPILER_FLAG_QINFO(ext) AC_SYS_COMPILER_FLAG_QINFO(gen) AC_SYS_COMPILER_FLAG_QINFO(gnr) AC_SYS_COMPILER_FLAG_QINFO(got) AC_SYS_COMPILER_FLAG_QINFO(ini) AC_SYS_COMPILER_FLAG_QINFO(inl) AC_SYS_COMPILER_FLAG_QINFO(lan) AC_SYS_COMPILER_FLAG_QINFO(obs) AC_SYS_COMPILER_FLAG_QINFO(ord) AC_SYS_COMPILER_FLAG_QINFO(par) AC_SYS_COMPILER_FLAG_QINFO(por) # ppc disabled since it complains about the system header files. # AC_SYS_COMPILER_FLAG_QINFO(ppc) # ppt disabled since tracing the preprocessor isn't interresting. # AC_SYS_COMPILER_FLAG_QINFO(ppt) AC_SYS_COMPILER_FLAG_QINFO(pro) AC_SYS_COMPILER_FLAG_QINFO(rea) AC_SYS_COMPILER_FLAG_QINFO(ret) # trd disabled, since it adds extra errors (in particular 1506-419). # AC_SYS_COMPILER_FLAG_QINFO(trd) AC_SYS_COMPILER_FLAG_QINFO(tru) AC_SYS_COMPILER_FLAG_QINFO(uni) AC_SYS_COMPILER_FLAG_QINFO(use) # AC_SYS_COMPILER_FLAG(-qalias=addr,qalias_addr,OPTIMIZE) # AC_SYS_COMPILER_FLAG(-qlibansi,qlibansi,OPTIMIZE) # Suppress warnings and informational messages we aren't interested in. AC_DEFUN(AC_SYS_COMPILER_FLAG_QSUPPRESS, [ AC_SYS_COMPILER_FLAG(-qsuppress=$1, translit([qsuppress_$1],[-:],[__]), ifelse([$2],,WARN,[$2])) ]) # 1506-010 (W) Macro XX invoked with a null argument for parameter Z. AC_SYS_COMPILER_FLAG_QSUPPRESS(1506-010) # 1506-219 (W) #line value 40140 too large. AC_SYS_COMPILER_FLAG_QSUPPRESS(1506-219, CPPFLAGS) # Tell the linker to generate a large toc if needed # # This option is not needed on AIX 5L/ia64. if test "x`uname -p`" = "xia64"; then :; else AC_SYS_COMPILER_FLAG(-bbigtoc,bbigtoc,LDFLAGS) fi ]) # HP-UX DO_IF_OS(HP-UX, [ AC_SYS_COMPILER_FLAG(-D__STDC_EXT__,stdc_ext,CFLAGS) AC_SYS_COMPILER_FLAG([-Wp,-H50000],cpp_buffer_size,CFLAGS) AC_SYS_COMPILER_FLAG(+ESlit,plus_ESlit,OPTIMIZE) AC_SYS_COMPILER_FLAG(+Odataprefetch,plus_Odataprefetch,OPTIMIZE) AC_SYS_COMPILER_FLAG(+Ofailsafe,plus_Ofailsafe,OPTIMIZE) # Ignore the following warnings if you enable +w1 # 414 Optimization reduced to +O2 for compatibility with Debug. # 530 Casting from loose to strict alignment # 558 Empty declaration. # AC_SYS_COMPILER_FLAG(+w1,plus_w1,WARN) ]) # OSF/1 DO_IF_OS(OSF1, [ AC_SYS_COMPILER_FLAG(-fast,fast,OPTIMIZE) # The need for -ieee is not detected properly by the FPE tests below. # AC_SYS_COMPILER_FLAG(-ieee,ieee,CFLAGS) AC_SYS_COMPILER_FLAG(-readonly_strings,readonly_strings,OPTIMIZE) AC_SYS_COMPILER_FLAG(-assume trusted_short_alignment, assume_trusted_short_alignment,OPTIMIZE) AC_SYS_COMPILER_FLAG(-assume aligned_objects, assume_aligned_objects,OPTIMIZE) AC_SYS_COMPILER_FLAG(-no_misalign,no_misalign,OPTIMIZE) AC_SYS_COMPILER_FLAG(-host,host,OPTIMIZE) # Flags that cause errors or change compiler behaviour # must go in CFLAGS, they can not go in WARN # /Hubbe AC_SYS_COMPILER_FLAG(-std1,std1,CFLAGS) AC_SYS_COMPILER_FLAG(-warnprotos,warnprotos,WARN) ]) # IRIX DO_IF_OS(IRIX, [ # sopt disabled since it takes too long time on interpret.c (>45min on an O²) # AC_SYS_COMPILER_FLAG(-sopt,sopt,OPTIMIZE) # -n32 moved to smartlink so it will affect cc as well as linker # this way the user can override it by setting LDFLAGS and/or CFLAGS # AC_SYS_COMPILER_FLAG(-n32,n32,CFLAGS) AC_SYS_COMPILER_FLAG(-fullwarn,fullwarn,WARN) AC_SYS_COMPILER_FLAG(-woff 1209,woff_1209,WARN) AC_SYS_COMPILER_FLAG(-OPT:Olimit_opt=on,OPT_Olimit_opt_on,OPTIMIZE) if test x$with_cdebug = xyes ; then AC_SYS_COMPILER_FLAG(-g3,g3,CFLAGS) fi if test x$with_rtldebug = xyes ; then AC_SYS_COMPILER_FLAG(-trapuw,trapuw,WARN) fi ]) # Windows NT DO_IF_OS(Windows_NT, [ case "x$CC" in *rntecl*) # Some options used by ecl (Intel's IA64 compiler). # We want threads, and link libc statically. AC_SYS_COMPILER_FLAG(-MT,MT,LDFLAGS) # Interprocedural optimizations. # For some reason this seems to cause the error: # dynamic_buffer.obj : error LNK2001: unresolved external symbol "[Entry] ?1memcpy" (.?1memcpy) # AC_SYS_COMPILER_FLAG(-Qip,Qip,OPTIMIZE) # More warnings. AC_SYS_COMPILER_FLAG(-W3,W3,WARN) if test x$with_rtldebug = xyes ; then # Initialize auto variables to 0xcc. # (Only if optimizations are turned off with -Od). AC_SYS_COMPILER_FLAG(-GZ,GZ,WARN) fi ;; *rntcl*) if test x$with_debug_crt = xyes; then dynamic_crt_flag=-MDd static_crt_flag=-MTd else dynamic_crt_flag=-MD static_crt_flag=-MT fi ;; esac if test x$with_dynamic_modules != xno; then pike_cv_sys_dynamic_loading=yes if test x$enable_dll != xyes; then PIKE_MSG_NOTE([Enabling dynamic modules for Win32.]) # EXTRA_MODULE_REQUIREMENTS="${EXTRA_MODULE_REQUIREMENTS} import_functions.h" DLOPEN_O="dlopen.o" AC_DEFINE(USE_MY_WIN32_DLOPEN) fi fi ]) dnl dnl This does not work with Digital UNIX cc/ld (cc thinks it is ok, ld does not) dnl dnl AC_SYS_COMPILER_FLAG(-native,native,OPTIMIZE) dnl dnl ### Ok. This is for apcc... case "$CC" in *apcc) AC_SYS_COMPILER_FLAG(-XO=5,apcc_opt,OPTIMIZE) AC_SYS_COMPILER_FLAG(-Xcallmod=2,apcc_opt_2,OPTIMIZE) ;; esac # Old cc for solaris. # AC_SYS_CPU_COMPILER_FLAG(sun4m,-Xpipe=micro,microsparc,OPTIMIZE) # AC_SYS_CPU_COMPILER_FLAG(sun4d,-Xpipe=super,supersparc,OPTIMIZE) # AC_SYS_CPU_COMPILER_FLAG(sun4u,-Xpipe=super,ultrasparc,OPTIMIZE) case "${CFLAGS-} $OPTIMIZE" in *-O*) ;; *+O*) ;; *-fast*) ;; *) case "$pike_cv_sys_os:$GCC" in UnixWare*:no|OpenUNIX*:no) ;; *) ;; esac ;; esac fi if test "$ICC" = "yes"; then # icc or ecc. # Modern versions of icc and ecc claim to be gcc, so we need to have # this outside the main if-else segment. DO_IF_OS(Linux, [ # Linux with Intel C++ # Disable excessive warnings from Linux's header files: # warning #1292: attribute "__nothrow__" ignored AC_SYS_COMPILER_FLAG(-wd1292,wd1292,WARN) # And from Pike: # remark #177: function "MKPCHARP" was declared but never referenced AC_SYS_COMPILER_FLAG(-wd177,wd177,WARN) # remark #279: controlling expression is constant AC_SYS_COMPILER_FLAG(-wd279,wd279,WARN) # remark #869: parameter was never referenced AC_SYS_COMPILER_FLAG(-wd869,wd869,WARN) AC_SYS_COMPILER_FLAG(-Ob2,Ob2,OPTIMIZE) AC_SYS_COMPILER_FLAG(-ip,ip,OPTIMIZE) # Iterprocedural optimization accross object files. # This slows down the compiler quite a bit with Pike's # large number of object files. # AC_SYS_COMPILER_FLAG(-ipo,ipo,OPTIMIZE) # AC_SYS_COMPILER_FLAG(-ipo,ipo,EXTRALDFLAGS) # AC_SYS_COMPILER_FLAG(-ipo_obj,ipo_obj,OPTIMIZE) # -parallel seems to generate broken code with icc 8.0/ia64. # AC_SYS_COMPILER_FLAG(-parallel, parallel,OPTIMIZE) # AC_SYS_COMPILER_FLAG(-parallel, parallel,LDFLAGS) # arch dependent optimizations while maintaining # i386 compatibility AC_SYS_COMPILER_FLAG(-axKW,axKW,OPTIMIZE) ]) fi else # CFLAGS has already been set by the user. # Avoid adding anything that isn't essential. DO_IF_OS(AIX, [ # This one is needed to get the compiler to fail on errors, # which is needed for several configure-tests. AC_SYS_COMPILER_FLAG(-qhalt=e,qhalt_e,CFLAGS) ]) fi AC_SUBST(DLOPEN_O) AC_MSG_CHECKING([crc32 intrinsics]) AC_CACHE_VAL(pike_cv_sys_have_crc_intrinsics,[ AC_TRY_LINK([ __attribute__((target("sse4"))) int c(int a) { return __builtin_ia32_crc32si(0,a); }],[ return c(0); ], [pike_cv_sys_have_crc_intrinsics=yes], [pike_cv_sys_have_crc_intrinsics=no]) ]) AC_MSG_RESULT($pike_cv_sys_have_crc_intrinsics) if test "x$pike_cv_sys_have_crc_intrinsics" = "xyes" ; then AC_DEFINE(HAVE_CRC32_INTRINSICS,[], [True if crc32 intrinsics are available]) fi ############################################################################# # Script to translate from POSIX paths to native paths. echo "Creating posix_to_native.sh..." if test "x$PIKE_PATH_TRANSLATE" = "x"; then if test "x$pike_cv_is_mingw" = "xyes"; then # MinGW system. cat <<\EOF #!/bin/sh # Automatically generated by $Id$. # MinGW-version. Do NOT edit. posix_name="`cat`" posix_prefix="/" native_prefix="/" case "$posix_name" in /*) ;; *) posix_name="`pwd`/$posix_name" ;; esac case "$posix_name" in EOF # Split and recombine the lines. # Sort the lines according to longest path first. # Convert backslashes to forward slashes. # Escape spaces, tabs and dollars. # Note, dollars must be escaped both for sed, sh and sed. # Split, and generate the case entries. # Remove any duplicate sequences of slashes. mount | \ sed -e 's/$.*$ on $.*$ type user.*/\2 _split_ \1/p' -ed | \ sort -r | \ sed -e 's/\\/\//g' | \ sed -e 's/$[[ ]]$/\\\1/g' -e 's/\$/\\\\\\\$/g' | \ sed -e 's/$.*$\\ _split_\\ $.*$/ \1|\1\/*)\ posix_prefix=\1\ native_prefix=\2\/\ \;\;/p' -ed | \ sed -e 's/\/\//\//g' cat <<\EOF esac echo "$posix_name" | \ sed -e "s,^$posix_prefix,$native_prefix," | \ sed -e 's/\/\//\//g' EOF else # Native POSIX system. cat <<\EOF #!/bin/sh # Automatically generated by $Id$. # POSIX-version. Do NOT edit. cat EOF fi else # rntcl-style cat <<\EOF #!/bin/sh # Automatically generated by $Id$. # RNTCL-version. Do NOT edit. sed -e "$PIKE_PATH_TRANSLATE" EOF fi >posix_to_native.sh chmod a+x posix_to_native.sh ############################################################################# if test ! -d modules/. ; then mkdir modules fi ############################################################################# ## Search for some popular places where libraries may b

pike.git/ src/ configure.in > cfb75cc389452d1ee7cce782237e50a64f77cd41 [Annotate]