author | Sam Lantinga <slouken@lokigames.com> |
Sun, 27 May 2001 00:38:26 +0000 | |
changeset 42 | eb1459f3a3ae |
parent 40 | 9e938507bb06 |
child 143 | db0b91d99dbc |
permissions | -rwxr-xr-x |
0 | 1 |
#! /bin/sh |
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# ltconfig - Create a system-specific libtool. |
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# Copyright (C) 1996-1999 Free Software Foundation, Inc. |
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# Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 |
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# |
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# This file is free software; you can redistribute it and/or modify it |
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# under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, but |
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# WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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# General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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# |
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# As a special exception to the GNU General Public License, if you |
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# distribute this file as part of a program that contains a |
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# configuration script generated by Autoconf, you may include it under |
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# the same distribution terms that you use for the rest of that program. |
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# A lot of this script is taken from autoconf-2.10. |
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# Check that we are running under the correct shell. |
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SHELL=${CONFIG_SHELL-/bin/sh} |
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echo=echo |
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if test "X$1" = X--no-reexec; then |
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# Discard the --no-reexec flag, and continue. |
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shift |
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elif test "X$1" = X--fallback-echo; then |
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# Avoid inline document here, it may be left over |
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: |
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elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then |
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# Yippee, $echo works! |
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: |
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else |
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# Restart under the correct shell. |
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exec "$SHELL" "$0" --no-reexec ${1+"$@"} |
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fi |
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if test "X$1" = X--fallback-echo; then |
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# used as fallback echo |
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shift |
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cat <<EOF |
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$* |
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EOF |
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exit 0 |
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fi |
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||
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# Find the correct PATH separator. Usually this is `:', but |
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# DJGPP uses `;' like DOS. |
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if test "X${PATH_SEPARATOR+set}" != Xset; then |
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UNAME=${UNAME-`uname 2>/dev/null`} |
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case X$UNAME in |
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*-DOS) PATH_SEPARATOR=';' ;; |
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*) PATH_SEPARATOR=':' ;; |
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esac |
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fi |
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# The HP-UX ksh and POSIX shell print the target directory to stdout |
|
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# if CDPATH is set. |
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if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi |
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if test "X${echo_test_string+set}" != Xset; then |
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# find a string as large as possible, as long as the shell can cope with it |
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for cmd in 'sed 50q "$0"' 'sed 20q "$0"' 'sed 10q "$0"' 'sed 2q "$0"' 'echo test'; do |
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# expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ... |
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if (echo_test_string="`eval $cmd`") 2>/dev/null && |
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echo_test_string="`eval $cmd`" && |
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(test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null; then |
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break |
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fi |
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done |
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fi |
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if test "X`($echo '\t') 2>/dev/null`" != 'X\t' || |
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test "X`($echo "$echo_test_string") 2>/dev/null`" != X"$echo_test_string"; then |
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# The Solaris, AIX, and Digital Unix default echo programs unquote |
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# backslashes. This makes it impossible to quote backslashes using |
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# echo "$something" | sed 's/\\/\\\\/g' |
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# |
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# So, first we look for a working echo in the user's PATH. |
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IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
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for dir in $PATH /usr/ucb; do |
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if (test -f $dir/echo || test -f $dir/echo$ac_exeext) && |
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test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' && |
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test "X`($dir/echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then |
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echo="$dir/echo" |
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break |
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fi |
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done |
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IFS="$save_ifs" |
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if test "X$echo" = Xecho; then |
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# We didn't find a better echo, so look for alternatives. |
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if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' && |
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test "X`(print -r "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then |
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# This shell has a builtin print -r that does the trick. |
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echo='print -r' |
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elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) && |
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test "X$CONFIG_SHELL" != X/bin/ksh; then |
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# If we have ksh, try running ltconfig again with it. |
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ORIGINAL_CONFIG_SHELL="${CONFIG_SHELL-/bin/sh}" |
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export ORIGINAL_CONFIG_SHELL |
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CONFIG_SHELL=/bin/ksh |
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export CONFIG_SHELL |
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exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"} |
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else |
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# Try using printf. |
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echo='printf "%s\n"' |
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if test "X`($echo '\t') 2>/dev/null`" = 'X\t' && |
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test "X`($echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then |
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# Cool, printf works |
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: |
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elif test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' && |
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test "X`("$ORIGINAL_CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then |
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CONFIG_SHELL="$ORIGINAL_CONFIG_SHELL" |
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export CONFIG_SHELL |
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SHELL="$CONFIG_SHELL" |
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export SHELL |
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echo="$CONFIG_SHELL $0 --fallback-echo" |
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elif test "X`("$CONFIG_SHELL" "$0" --fallback-echo '\t') 2>/dev/null`" = 'X\t' && |
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test "X`("$CONFIG_SHELL" "$0" --fallback-echo "$echo_test_string") 2>/dev/null`" = X"$echo_test_string"; then |
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echo="$CONFIG_SHELL $0 --fallback-echo" |
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else |
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# maybe with a smaller string... |
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prev=: |
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for cmd in 'echo test' 'sed 2q "$0"' 'sed 10q "$0"' 'sed 20q "$0"' 'sed 50q "$0"'; do |
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if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null; then |
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break |
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fi |
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prev="$cmd" |
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done |
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if test "$prev" != 'sed 50q "$0"'; then |
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echo_test_string=`eval $prev` |
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export echo_test_string |
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exec "${ORIGINAL_CONFIG_SHELL}" "$0" ${1+"$@"} |
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else |
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# Oops. We lost completely, so just stick with echo. |
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echo=echo |
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fi |
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fi |
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fi |
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fi |
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fi |
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# Sed substitution that helps us do robust quoting. It backslashifies |
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# metacharacters that are still active within double-quoted strings. |
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Xsed='sed -e s/^X//' |
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sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g' |
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# Same as above, but do not quote variable references. |
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double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g' |
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# Sed substitution to delay expansion of an escaped shell variable in a |
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# double_quote_subst'ed string. |
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delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g' |
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# The name of this program. |
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progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'` |
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# Constants: |
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PROGRAM=ltconfig |
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PACKAGE=libtool |
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VERSION=1.3.5 |
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TIMESTAMP=" (1.385.2.206 2000/05/27 11:12:27)" |
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ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5' |
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ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5' |
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rm="rm -f" |
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help="Try \`$progname --help' for more information." |
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# Global variables: |
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default_ofile=libtool |
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can_build_shared=yes |
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enable_shared=yes |
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# All known linkers require a `.a' archive for static linking (except M$VC, |
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# which needs '.lib'). |
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enable_static=yes |
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enable_fast_install=yes |
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enable_dlopen=unknown |
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enable_win32_dll=no |
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ltmain= |
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silent= |
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srcdir= |
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ac_config_guess= |
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ac_config_sub= |
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host= |
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nonopt= |
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ofile="$default_ofile" |
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verify_host=yes |
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with_gcc=no |
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with_gnu_ld=no |
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need_locks=yes |
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ac_ext=c |
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objext=o |
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libext=a |
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exeext= |
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cache_file= |
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old_AR="$AR" |
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old_CC="$CC" |
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old_CFLAGS="$CFLAGS" |
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old_CPPFLAGS="$CPPFLAGS" |
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old_LDFLAGS="$LDFLAGS" |
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old_LD="$LD" |
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old_LN_S="$LN_S" |
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old_LIBS="$LIBS" |
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old_NM="$NM" |
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old_RANLIB="$RANLIB" |
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old_DLLTOOL="$DLLTOOL" |
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old_OBJDUMP="$OBJDUMP" |
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old_AS="$AS" |
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||
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# Parse the command line options. |
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args= |
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prev= |
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for option |
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do |
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case "$option" in |
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-*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;; |
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*) optarg= ;; |
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esac |
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# If the previous option needs an argument, assign it. |
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if test -n "$prev"; then |
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eval "$prev=\$option" |
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prev= |
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continue |
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fi |
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case "$option" in |
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--help) cat <<EOM |
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Usage: $progname [OPTION]... [HOST [LTMAIN]] |
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Generate a system-specific libtool script. |
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--debug enable verbose shell tracing |
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--disable-shared do not build shared libraries |
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--disable-static do not build static libraries |
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--disable-fast-install do not optimize for fast installation |
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249 |
--enable-dlopen enable dlopen support |
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250 |
--enable-win32-dll enable building dlls on win32 hosts |
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--help display this help and exit |
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--no-verify do not verify that HOST is a valid host type |
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-o, --output=FILE specify the output file [default=$default_ofile] |
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--quiet same as \`--silent' |
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--silent do not print informational messages |
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--srcdir=DIR find \`config.guess' in DIR |
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--version output version information and exit |
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258 |
--with-gcc assume that the GNU C compiler will be used |
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--with-gnu-ld assume that the C compiler uses the GNU linker |
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--disable-lock disable file locking |
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--cache-file=FILE configure cache file |
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263 |
LTMAIN is the \`ltmain.sh' shell script fragment or \`ltmain.c' program |
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that provides basic libtool functionality. |
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HOST is the canonical host system name [default=guessed]. |
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EOM |
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exit 0 |
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;; |
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--debug) |
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echo "$progname: enabling shell trace mode" |
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set -x |
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;; |
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275 |
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--disable-shared) enable_shared=no ;; |
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277 |
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--disable-static) enable_static=no ;; |
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279 |
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--disable-fast-install) enable_fast_install=no ;; |
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281 |
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282 |
--enable-dlopen) enable_dlopen=yes ;; |
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283 |
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--enable-win32-dll) enable_win32_dll=yes ;; |
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285 |
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286 |
--quiet | --silent) silent=yes ;; |
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287 |
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288 |
--srcdir) prev=srcdir ;; |
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--srcdir=*) srcdir="$optarg" ;; |
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290 |
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291 |
--no-verify) verify_host=no ;; |
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292 |
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293 |
--output | -o) prev=ofile ;; |
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--output=*) ofile="$optarg" ;; |
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295 |
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--version) echo "$PROGRAM (GNU $PACKAGE) $VERSION$TIMESTAMP"; exit 0 ;; |
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297 |
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298 |
--with-gcc) with_gcc=yes ;; |
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299 |
--with-gnu-ld) with_gnu_ld=yes ;; |
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300 |
||
301 |
--disable-lock) need_locks=no ;; |
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302 |
||
303 |
--cache-file=*) cache_file="$optarg" ;; |
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304 |
||
305 |
-*) |
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306 |
echo "$progname: unrecognized option \`$option'" 1>&2 |
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echo "$help" 1>&2 |
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exit 1 |
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;; |
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310 |
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*) |
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312 |
if test -z "$ltmain"; then |
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ltmain="$option" |
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elif test -z "$host"; then |
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# This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1 |
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# if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then |
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# echo "$progname: warning \`$option' is not a valid host type" 1>&2 |
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# fi |
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host="$option" |
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else |
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echo "$progname: too many arguments" 1>&2 |
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echo "$help" 1>&2 |
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exit 1 |
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fi ;; |
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esac |
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done |
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327 |
||
328 |
if test -z "$ltmain"; then |
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echo "$progname: you must specify a LTMAIN file" 1>&2 |
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330 |
echo "$help" 1>&2 |
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exit 1 |
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332 |
fi |
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333 |
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334 |
if test ! -f "$ltmain"; then |
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335 |
echo "$progname: \`$ltmain' does not exist" 1>&2 |
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336 |
echo "$help" 1>&2 |
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337 |
exit 1 |
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338 |
fi |
|
339 |
||
340 |
# Quote any args containing shell metacharacters. |
|
341 |
ltconfig_args= |
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342 |
for arg |
|
343 |
do |
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344 |
case "$arg" in |
|
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*" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*) |
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ltconfig_args="$ltconfig_args '$arg'" ;; |
|
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*) ltconfig_args="$ltconfig_args $arg" ;; |
|
348 |
esac |
|
349 |
done |
|
350 |
||
351 |
# A relevant subset of AC_INIT. |
|
352 |
||
353 |
# File descriptor usage: |
|
354 |
# 0 standard input |
|
355 |
# 1 file creation |
|
356 |
# 2 errors and warnings |
|
357 |
# 3 some systems may open it to /dev/tty |
|
358 |
# 4 used on the Kubota Titan |
|
359 |
# 5 compiler messages saved in config.log |
|
360 |
# 6 checking for... messages and results |
|
361 |
if test "$silent" = yes; then |
|
362 |
exec 6>/dev/null |
|
363 |
else |
|
364 |
exec 6>&1 |
|
365 |
fi |
|
366 |
exec 5>>./config.log |
|
367 |
||
368 |
# NLS nuisances. |
|
369 |
# Only set LANG and LC_ALL to C if already set. |
|
370 |
# These must not be set unconditionally because not all systems understand |
|
371 |
# e.g. LANG=C (notably SCO). |
|
372 |
if test "X${LC_ALL+set}" = Xset; then LC_ALL=C; export LC_ALL; fi |
|
373 |
if test "X${LANG+set}" = Xset; then LANG=C; export LANG; fi |
|
374 |
||
375 |
if test -n "$cache_file" && test -r "$cache_file"; then |
|
376 |
echo "loading cache $cache_file within ltconfig" |
|
377 |
. $cache_file |
|
378 |
fi |
|
379 |
||
380 |
if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then |
|
381 |
# Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu. |
|
382 |
if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then |
|
383 |
ac_n= ac_c=' |
|
384 |
' ac_t=' ' |
|
385 |
else |
|
386 |
ac_n=-n ac_c= ac_t= |
|
387 |
fi |
|
388 |
else |
|
389 |
ac_n= ac_c='\c' ac_t= |
|
390 |
fi |
|
391 |
||
392 |
if test -z "$srcdir"; then |
|
393 |
# Assume the source directory is the same one as the path to LTMAIN. |
|
394 |
srcdir=`$echo "X$ltmain" | $Xsed -e 's%/[^/]*$%%'` |
|
395 |
test "$srcdir" = "$ltmain" && srcdir=. |
|
396 |
fi |
|
397 |
||
398 |
trap "$rm conftest*; exit 1" 1 2 15 |
|
399 |
if test "$verify_host" = yes; then |
|
400 |
# Check for config.guess and config.sub. |
|
401 |
ac_aux_dir= |
|
402 |
for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do |
|
403 |
if test -f $ac_dir/config.guess; then |
|
404 |
ac_aux_dir=$ac_dir |
|
405 |
break |
|
406 |
fi |
|
407 |
done |
|
408 |
if test -z "$ac_aux_dir"; then |
|
409 |
echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2 |
|
410 |
echo "$help" 1>&2 |
|
411 |
exit 1 |
|
412 |
fi |
|
413 |
ac_config_guess=$ac_aux_dir/config.guess |
|
414 |
ac_config_sub=$ac_aux_dir/config.sub |
|
415 |
||
416 |
# Make sure we can run config.sub. |
|
417 |
if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then : |
|
418 |
else |
|
419 |
echo "$progname: cannot run $ac_config_sub" 1>&2 |
|
420 |
echo "$help" 1>&2 |
|
421 |
exit 1 |
|
422 |
fi |
|
423 |
||
424 |
echo $ac_n "checking host system type""... $ac_c" 1>&6 |
|
425 |
||
426 |
host_alias=$host |
|
427 |
case "$host_alias" in |
|
428 |
"") |
|
429 |
if host_alias=`$SHELL $ac_config_guess`; then : |
|
430 |
else |
|
431 |
echo "$progname: cannot guess host type; you must specify one" 1>&2 |
|
432 |
echo "$help" 1>&2 |
|
433 |
exit 1 |
|
434 |
fi ;; |
|
435 |
esac |
|
436 |
host=`$SHELL $ac_config_sub $host_alias` |
|
437 |
echo "$ac_t$host" 1>&6 |
|
438 |
||
439 |
# Make sure the host verified. |
|
440 |
test -z "$host" && exit 1 |
|
441 |
||
442 |
elif test -z "$host"; then |
|
443 |
echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2 |
|
444 |
echo "$help" 1>&2 |
|
445 |
exit 1 |
|
446 |
else |
|
447 |
host_alias=$host |
|
448 |
fi |
|
449 |
||
450 |
# Transform linux* to *-*-linux-gnu*, to support old configure scripts. |
|
451 |
case "$host_os" in |
|
452 |
linux-gnu*) ;; |
|
453 |
linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'` |
|
454 |
esac |
|
455 |
||
456 |
host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` |
|
457 |
host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` |
|
458 |
host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` |
|
459 |
||
460 |
case "$host_os" in |
|
461 |
aix3*) |
|
462 |
# AIX sometimes has problems with the GCC collect2 program. For some |
|
463 |
# reason, if we set the COLLECT_NAMES environment variable, the problems |
|
464 |
# vanish in a puff of smoke. |
|
465 |
if test "X${COLLECT_NAMES+set}" != Xset; then |
|
466 |
COLLECT_NAMES= |
|
467 |
export COLLECT_NAMES |
|
468 |
fi |
|
469 |
;; |
|
470 |
esac |
|
471 |
||
472 |
# Determine commands to create old-style static archives. |
|
473 |
old_archive_cmds='$AR cru $oldlib$oldobjs' |
|
474 |
old_postinstall_cmds='chmod 644 $oldlib' |
|
475 |
old_postuninstall_cmds= |
|
476 |
||
477 |
# Set a sane default for `AR'. |
|
478 |
test -z "$AR" && AR=ar |
|
479 |
||
480 |
# Set a sane default for `OBJDUMP'. |
|
481 |
test -z "$OBJDUMP" && OBJDUMP=objdump |
|
482 |
||
483 |
# If RANLIB is not set, then run the test. |
|
484 |
if test "${RANLIB+set}" != "set"; then |
|
485 |
result=no |
|
486 |
||
487 |
echo $ac_n "checking for ranlib... $ac_c" 1>&6 |
|
488 |
IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
|
489 |
for dir in $PATH; do |
|
490 |
test -z "$dir" && dir=. |
|
491 |
if test -f $dir/ranlib || test -f $dir/ranlib$ac_exeext; then |
|
492 |
RANLIB="ranlib" |
|
493 |
result="ranlib" |
|
494 |
break |
|
495 |
fi |
|
496 |
done |
|
497 |
IFS="$save_ifs" |
|
498 |
||
499 |
echo "$ac_t$result" 1>&6 |
|
500 |
fi |
|
501 |
||
502 |
if test -n "$RANLIB"; then |
|
503 |
old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib" |
|
504 |
old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds" |
|
505 |
fi |
|
506 |
||
507 |
# Set sane defaults for `DLLTOOL', `OBJDUMP', and `AS', used on cygwin. |
|
508 |
test -z "$DLLTOOL" && DLLTOOL=dlltool |
|
509 |
test -z "$OBJDUMP" && OBJDUMP=objdump |
|
510 |
test -z "$AS" && AS=as |
|
511 |
||
512 |
# Check to see if we are using GCC. |
|
513 |
if test "$with_gcc" != yes || test -z "$CC"; then |
|
514 |
# If CC is not set, then try to find GCC or a usable CC. |
|
515 |
if test -z "$CC"; then |
|
516 |
echo $ac_n "checking for gcc... $ac_c" 1>&6 |
|
517 |
IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
|
518 |
for dir in $PATH; do |
|
519 |
test -z "$dir" && dir=. |
|
520 |
if test -f $dir/gcc || test -f $dir/gcc$ac_exeext; then |
|
521 |
CC="gcc" |
|
522 |
break |
|
523 |
fi |
|
524 |
done |
|
525 |
IFS="$save_ifs" |
|
526 |
||
527 |
if test -n "$CC"; then |
|
528 |
echo "$ac_t$CC" 1>&6 |
|
529 |
else |
|
530 |
echo "$ac_t"no 1>&6 |
|
531 |
fi |
|
532 |
fi |
|
533 |
||
534 |
# Not "gcc", so try "cc", rejecting "/usr/ucb/cc". |
|
535 |
if test -z "$CC"; then |
|
536 |
echo $ac_n "checking for cc... $ac_c" 1>&6 |
|
537 |
IFS="${IFS= }"; save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
|
538 |
cc_rejected=no |
|
539 |
for dir in $PATH; do |
|
540 |
test -z "$dir" && dir=. |
|
541 |
if test -f $dir/cc || test -f $dir/cc$ac_exeext; then |
|
542 |
if test "$dir/cc" = "/usr/ucb/cc"; then |
|
543 |
cc_rejected=yes |
|
544 |
continue |
|
545 |
fi |
|
546 |
CC="cc" |
|
547 |
break |
|
548 |
fi |
|
549 |
done |
|
550 |
IFS="$save_ifs" |
|
551 |
if test $cc_rejected = yes; then |
|
552 |
# We found a bogon in the path, so make sure we never use it. |
|
553 |
set dummy $CC |
|
554 |
shift |
|
555 |
if test $# -gt 0; then |
|
556 |
# We chose a different compiler from the bogus one. |
|
557 |
# However, it has the same name, so the bogon will be chosen |
|
558 |
# first if we set CC to just the name; use the full file name. |
|
559 |
shift |
|
560 |
set dummy "$dir/cc" "$@" |
|
561 |
shift |
|
562 |
CC="$@" |
|
563 |
fi |
|
564 |
fi |
|
565 |
||
566 |
if test -n "$CC"; then |
|
567 |
echo "$ac_t$CC" 1>&6 |
|
568 |
else |
|
569 |
echo "$ac_t"no 1>&6 |
|
570 |
fi |
|
571 |
||
572 |
if test -z "$CC"; then |
|
573 |
echo "$progname: error: no acceptable cc found in \$PATH" 1>&2 |
|
574 |
exit 1 |
|
575 |
fi |
|
576 |
fi |
|
577 |
||
578 |
# Now see if the compiler is really GCC. |
|
579 |
with_gcc=no |
|
580 |
echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6 |
|
581 |
echo "$progname:581: checking whether we are using GNU C" >&5 |
|
582 |
||
583 |
$rm conftest.c |
|
584 |
cat > conftest.c <<EOF |
|
585 |
#ifdef __GNUC__ |
|
586 |
yes; |
|
587 |
#endif |
|
588 |
EOF |
|
589 |
if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:589: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then |
|
590 |
with_gcc=yes |
|
591 |
fi |
|
592 |
$rm conftest.c |
|
593 |
echo "$ac_t$with_gcc" 1>&6 |
|
594 |
fi |
|
595 |
||
596 |
# Allow CC to be a program name with arguments. |
|
597 |
set dummy $CC |
|
598 |
compiler="$2" |
|
599 |
||
600 |
echo $ac_n "checking for object suffix... $ac_c" 1>&6 |
|
601 |
$rm conftest* |
|
602 |
echo 'int i = 1;' > conftest.c |
|
603 |
echo "$progname:603: checking for object suffix" >& 5 |
|
604 |
if { (eval echo $progname:604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then |
|
605 |
# Append any warnings to the config.log. |
|
606 |
cat conftest.err 1>&5 |
|
607 |
||
608 |
for ac_file in conftest.*; do |
|
609 |
case $ac_file in |
|
610 |
*.c) ;; |
|
611 |
*) objext=`echo $ac_file | sed -e s/conftest.//` ;; |
|
612 |
esac |
|
613 |
done |
|
614 |
else |
|
615 |
cat conftest.err 1>&5 |
|
616 |
echo "$progname: failed program was:" >&5 |
|
617 |
cat conftest.c >&5 |
|
618 |
fi |
|
619 |
$rm conftest* |
|
620 |
echo "$ac_t$objext" 1>&6 |
|
621 |
||
622 |
echo $ac_n "checking for executable suffix... $ac_c" 1>&6 |
|
623 |
if eval "test \"`echo '$''{'ac_cv_exeext'+set}'`\" = set"; then |
|
624 |
echo $ac_n "(cached) $ac_c" 1>&6 |
|
625 |
else |
|
626 |
ac_cv_exeext="no" |
|
627 |
$rm conftest* |
|
628 |
echo 'main () { return 0; }' > conftest.c |
|
629 |
echo "$progname:629: checking for executable suffix" >& 5 |
|
630 |
if { (eval echo $progname:630: \"$ac_link\") 1>&5; (eval $ac_link) 2>conftest.err; }; then |
|
631 |
# Append any warnings to the config.log. |
|
632 |
cat conftest.err 1>&5 |
|
633 |
||
634 |
for ac_file in conftest.*; do |
|
635 |
case $ac_file in |
|
636 |
*.c | *.err | *.$objext ) ;; |
|
637 |
*) ac_cv_exeext=.`echo $ac_file | sed -e s/conftest.//` ;; |
|
638 |
esac |
|
639 |
done |
|
640 |
else |
|
641 |
cat conftest.err 1>&5 |
|
642 |
echo "$progname: failed program was:" >&5 |
|
643 |
cat conftest.c >&5 |
|
644 |
fi |
|
645 |
$rm conftest* |
|
646 |
fi |
|
647 |
if test "X$ac_cv_exeext" = Xno; then |
|
648 |
exeext="" |
|
649 |
else |
|
650 |
exeext="$ac_cv_exeext" |
|
651 |
fi |
|
652 |
echo "$ac_t$ac_cv_exeext" 1>&6 |
|
653 |
||
654 |
echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6 |
|
655 |
pic_flag= |
|
656 |
special_shlib_compile_flags= |
|
657 |
wl= |
|
658 |
link_static_flag= |
|
659 |
no_builtin_flag= |
|
660 |
||
661 |
if test "$with_gcc" = yes; then |
|
662 |
wl='-Wl,' |
|
663 |
link_static_flag='-static' |
|
664 |
||
665 |
case "$host_os" in |
|
666 |
beos* | irix5* | irix6* | osf3* | osf4* | osf5*) |
|
667 |
# PIC is the default for these OSes. |
|
668 |
;; |
|
669 |
aix*) |
|
670 |
# Below there is a dirty hack to force normal static linking with -ldl |
|
671 |
# The problem is because libdl dynamically linked with both libc and |
|
672 |
# libC (AIX C++ library), which obviously doesn't included in libraries |
|
673 |
# list by gcc. This cause undefined symbols with -static flags. |
|
674 |
# This hack allows C programs to be linked with "-static -ldl", but |
|
675 |
# we not sure about C++ programs. |
|
676 |
link_static_flag="$link_static_flag ${wl}-lC" |
|
677 |
;; |
|
678 |
cygwin* | mingw* | os2*) |
|
679 |
# We can build DLLs from non-PIC. |
|
680 |
;; |
|
681 |
amigaos*) |
|
682 |
# FIXME: we need at least 68020 code to build shared libraries, but |
|
683 |
# adding the `-m68020' flag to GCC prevents building anything better, |
|
684 |
# like `-m68040'. |
|
685 |
pic_flag='-m68020 -resident32 -malways-restore-a4' |
|
686 |
;; |
|
687 |
sysv4*MP*) |
|
688 |
if test -d /usr/nec; then |
|
689 |
pic_flag=-Kconform_pic |
|
690 |
fi |
|
691 |
;; |
|
692 |
*) |
|
693 |
pic_flag='-fPIC' |
|
694 |
;; |
|
695 |
esac |
|
696 |
else |
|
697 |
# PORTME Check for PIC flags for the system compiler. |
|
698 |
case "$host_os" in |
|
699 |
aix3* | aix4*) |
|
700 |
# All AIX code is PIC. |
|
701 |
link_static_flag='-bnso -bI:/lib/syscalls.exp' |
|
702 |
;; |
|
703 |
||
704 |
hpux9* | hpux10* | hpux11*) |
|
705 |
# Is there a better link_static_flag that works with the bundled CC? |
|
706 |
wl='-Wl,' |
|
707 |
link_static_flag="${wl}-a ${wl}archive" |
|
708 |
pic_flag='+Z' |
|
709 |
;; |
|
710 |
||
711 |
irix5* | irix6*) |
|
712 |
wl='-Wl,' |
|
713 |
link_static_flag='-non_shared' |
|
714 |
# PIC (with -KPIC) is the default. |
|
715 |
;; |
|
716 |
||
717 |
cygwin* | mingw* | os2*) |
|
718 |
# We can build DLLs from non-PIC. |
|
719 |
;; |
|
720 |
||
721 |
osf3* | osf4* | osf5*) |
|
722 |
# All OSF/1 code is PIC. |
|
723 |
wl='-Wl,' |
|
724 |
link_static_flag='-non_shared' |
|
725 |
;; |
|
726 |
||
727 |
sco3.2v5*) |
|
728 |
pic_flag='-Kpic' |
|
729 |
link_static_flag='-dn' |
|
730 |
special_shlib_compile_flags='-belf' |
|
731 |
;; |
|
732 |
||
733 |
solaris*) |
|
734 |
pic_flag='-KPIC' |
|
735 |
link_static_flag='-Bstatic' |
|
736 |
wl='-Wl,' |
|
737 |
;; |
|
738 |
||
739 |
sunos4*) |
|
740 |
pic_flag='-PIC' |
|
741 |
link_static_flag='-Bstatic' |
|
742 |
wl='-Qoption ld ' |
|
743 |
;; |
|
744 |
||
745 |
sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) |
|
746 |
pic_flag='-KPIC' |
|
747 |
link_static_flag='-Bstatic' |
|
748 |
wl='-Wl,' |
|
749 |
;; |
|
750 |
||
751 |
uts4*) |
|
752 |
pic_flag='-pic' |
|
753 |
link_static_flag='-Bstatic' |
|
754 |
;; |
|
755 |
sysv4*MP*) |
|
756 |
if test -d /usr/nec ;then |
|
757 |
pic_flag='-Kconform_pic' |
|
758 |
link_static_flag='-Bstatic' |
|
759 |
fi |
|
760 |
;; |
|
761 |
*) |
|
762 |
can_build_shared=no |
|
763 |
;; |
|
764 |
esac |
|
765 |
fi |
|
766 |
||
767 |
if test -n "$pic_flag"; then |
|
768 |
echo "$ac_t$pic_flag" 1>&6 |
|
769 |
||
770 |
# Check to make sure the pic_flag actually works. |
|
771 |
echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6 |
|
772 |
$rm conftest* |
|
773 |
echo "int some_variable = 0;" > conftest.c |
|
774 |
save_CFLAGS="$CFLAGS" |
|
775 |
CFLAGS="$CFLAGS $pic_flag -DPIC" |
|
776 |
echo "$progname:776: checking if $compiler PIC flag $pic_flag works" >&5 |
|
777 |
if { (eval echo $progname:777: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then |
|
778 |
# Append any warnings to the config.log. |
|
779 |
cat conftest.err 1>&5 |
|
780 |
||
781 |
case "$host_os" in |
|
782 |
hpux9* | hpux10* | hpux11*) |
|
783 |
# On HP-UX, both CC and GCC only warn that PIC is supported... then they |
|
784 |
# create non-PIC objects. So, if there were any warnings, we assume that |
|
785 |
# PIC is not supported. |
|
786 |
if test -s conftest.err; then |
|
787 |
echo "$ac_t"no 1>&6 |
|
788 |
can_build_shared=no |
|
789 |
pic_flag= |
|
790 |
else |
|
791 |
echo "$ac_t"yes 1>&6 |
|
792 |
pic_flag=" $pic_flag" |
|
793 |
fi |
|
794 |
;; |
|
795 |
*) |
|
796 |
echo "$ac_t"yes 1>&6 |
|
797 |
pic_flag=" $pic_flag" |
|
798 |
;; |
|
799 |
esac |
|
800 |
else |
|
801 |
# Append any errors to the config.log. |
|
802 |
cat conftest.err 1>&5 |
|
803 |
can_build_shared=no |
|
804 |
pic_flag= |
|
805 |
echo "$ac_t"no 1>&6 |
|
806 |
fi |
|
807 |
CFLAGS="$save_CFLAGS" |
|
808 |
$rm conftest* |
|
809 |
else |
|
810 |
echo "$ac_t"none 1>&6 |
|
811 |
fi |
|
812 |
||
813 |
# Check to see if options -o and -c are simultaneously supported by compiler |
|
814 |
echo $ac_n "checking if $compiler supports -c -o file.o... $ac_c" 1>&6 |
|
815 |
$rm -r conftest 2>/dev/null |
|
816 |
mkdir conftest |
|
817 |
cd conftest |
|
818 |
$rm conftest* |
|
819 |
echo "int some_variable = 0;" > conftest.c |
|
820 |
mkdir out |
|
821 |
# According to Tom Tromey, Ian Lance Taylor reported there are C compilers |
|
822 |
# that will create temporary files in the current directory regardless of |
|
823 |
# the output directory. Thus, making CWD read-only will cause this test |
|
824 |
# to fail, enabling locking or at least warning the user not to do parallel |
|
825 |
# builds. |
|
826 |
chmod -w . |
|
827 |
save_CFLAGS="$CFLAGS" |
|
828 |
CFLAGS="$CFLAGS -o out/conftest2.o" |
|
829 |
echo "$progname:829: checking if $compiler supports -c -o file.o" >&5 |
|
830 |
if { (eval echo $progname:830: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.o; then |
|
831 |
||
832 |
# The compiler can only warn and ignore the option if not recognized |
|
833 |
# So say no if there are warnings |
|
834 |
if test -s out/conftest.err; then |
|
835 |
echo "$ac_t"no 1>&6 |
|
836 |
compiler_c_o=no |
|
837 |
else |
|
838 |
echo "$ac_t"yes 1>&6 |
|
839 |
compiler_c_o=yes |
|
840 |
fi |
|
841 |
else |
|
842 |
# Append any errors to the config.log. |
|
843 |
cat out/conftest.err 1>&5 |
|
844 |
compiler_c_o=no |
|
845 |
echo "$ac_t"no 1>&6 |
|
846 |
fi |
|
847 |
CFLAGS="$save_CFLAGS" |
|
848 |
chmod u+w . |
|
849 |
$rm conftest* out/* |
|
850 |
rmdir out |
|
851 |
cd .. |
|
852 |
rmdir conftest |
|
853 |
$rm -r conftest 2>/dev/null |
|
854 |
||
855 |
if test x"$compiler_c_o" = x"yes"; then |
|
856 |
# Check to see if we can write to a .lo |
|
857 |
echo $ac_n "checking if $compiler supports -c -o file.lo... $ac_c" 1>&6 |
|
858 |
$rm conftest* |
|
859 |
echo "int some_variable = 0;" > conftest.c |
|
860 |
save_CFLAGS="$CFLAGS" |
|
861 |
CFLAGS="$CFLAGS -c -o conftest.lo" |
|
862 |
echo "$progname:862: checking if $compiler supports -c -o file.lo" >&5 |
|
863 |
if { (eval echo $progname:863: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.lo; then |
|
864 |
||
865 |
# The compiler can only warn and ignore the option if not recognized |
|
866 |
# So say no if there are warnings |
|
867 |
if test -s conftest.err; then |
|
868 |
echo "$ac_t"no 1>&6 |
|
869 |
compiler_o_lo=no |
|
870 |
else |
|
871 |
echo "$ac_t"yes 1>&6 |
|
872 |
compiler_o_lo=yes |
|
873 |
fi |
|
874 |
else |
|
875 |
# Append any errors to the config.log. |
|
876 |
cat conftest.err 1>&5 |
|
877 |
compiler_o_lo=no |
|
878 |
echo "$ac_t"no 1>&6 |
|
879 |
fi |
|
880 |
CFLAGS="$save_CFLAGS" |
|
881 |
$rm conftest* |
|
882 |
else |
|
883 |
compiler_o_lo=no |
|
884 |
fi |
|
885 |
||
886 |
# Check to see if we can do hard links to lock some files if needed |
|
887 |
hard_links="nottested" |
|
888 |
if test "$compiler_c_o" = no && test "$need_locks" != no; then |
|
889 |
# do not overwrite the value of need_locks provided by the user |
|
890 |
echo $ac_n "checking if we can lock with hard links... $ac_c" 1>&6 |
|
891 |
hard_links=yes |
|
892 |
$rm conftest* |
|
893 |
ln conftest.a conftest.b 2>/dev/null && hard_links=no |
|
894 |
touch conftest.a |
|
895 |
ln conftest.a conftest.b 2>&5 || hard_links=no |
|
896 |
ln conftest.a conftest.b 2>/dev/null && hard_links=no |
|
897 |
echo "$ac_t$hard_links" 1>&6 |
|
898 |
$rm conftest* |
|
899 |
if test "$hard_links" = no; then |
|
900 |
echo "*** WARNING: \`$CC' does not support \`-c -o', so \`make -j' may be unsafe" >&2 |
|
901 |
need_locks=warn |
|
902 |
fi |
|
903 |
else |
|
904 |
need_locks=no |
|
905 |
fi |
|
906 |
||
907 |
if test "$with_gcc" = yes; then |
|
908 |
# Check to see if options -fno-rtti -fno-exceptions are supported by compiler |
|
909 |
echo $ac_n "checking if $compiler supports -fno-rtti -fno-exceptions ... $ac_c" 1>&6 |
|
910 |
$rm conftest* |
|
911 |
echo "int some_variable = 0;" > conftest.c |
|
912 |
save_CFLAGS="$CFLAGS" |
|
913 |
CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.c" |
|
914 |
echo "$progname:914: checking if $compiler supports -fno-rtti -fno-exceptions" >&5 |
|
915 |
if { (eval echo $progname:915: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.o; then |
|
916 |
||
917 |
# The compiler can only warn and ignore the option if not recognized |
|
918 |
# So say no if there are warnings |
|
919 |
if test -s conftest.err; then |
|
920 |
echo "$ac_t"no 1>&6 |
|
921 |
compiler_rtti_exceptions=no |
|
922 |
else |
|
923 |
echo "$ac_t"yes 1>&6 |
|
924 |
compiler_rtti_exceptions=yes |
|
925 |
fi |
|
926 |
else |
|
927 |
# Append any errors to the config.log. |
|
928 |
cat conftest.err 1>&5 |
|
929 |
compiler_rtti_exceptions=no |
|
930 |
echo "$ac_t"no 1>&6 |
|
931 |
fi |
|
932 |
CFLAGS="$save_CFLAGS" |
|
933 |
$rm conftest* |
|
934 |
||
935 |
if test "$compiler_rtti_exceptions" = "yes"; then |
|
936 |
no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions' |
|
937 |
else |
|
938 |
no_builtin_flag=' -fno-builtin' |
|
939 |
fi |
|
940 |
||
941 |
fi |
|
942 |
||
943 |
# Check for any special shared library compilation flags. |
|
944 |
if test -n "$special_shlib_compile_flags"; then |
|
945 |
echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2 |
|
946 |
if echo "$old_CC $old_CFLAGS " | egrep -e "[ ]$special_shlib_compile_flags[ ]" >/dev/null; then : |
|
947 |
else |
|
948 |
echo "$progname: add \`$special_shlib_compile_flags' to the CC or CFLAGS env variable and reconfigure" 1>&2 |
|
949 |
can_build_shared=no |
|
950 |
fi |
|
951 |
fi |
|
952 |
||
953 |
echo $ac_n "checking if $compiler static flag $link_static_flag works... $ac_c" 1>&6 |
|
954 |
$rm conftest* |
|
955 |
echo 'main(){return(0);}' > conftest.c |
|
956 |
save_LDFLAGS="$LDFLAGS" |
|
957 |
LDFLAGS="$LDFLAGS $link_static_flag" |
|
958 |
echo "$progname:958: checking if $compiler static flag $link_static_flag works" >&5 |
|
959 |
if { (eval echo $progname:959: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then |
|
960 |
echo "$ac_t$link_static_flag" 1>&6 |
|
961 |
else |
|
962 |
echo "$ac_t"none 1>&6 |
|
963 |
link_static_flag= |
|
964 |
fi |
|
965 |
LDFLAGS="$save_LDFLAGS" |
|
966 |
$rm conftest* |
|
967 |
||
968 |
if test -z "$LN_S"; then |
|
969 |
# Check to see if we can use ln -s, or we need hard links. |
|
970 |
echo $ac_n "checking whether ln -s works... $ac_c" 1>&6 |
|
971 |
$rm conftest.dat |
|
972 |
if ln -s X conftest.dat 2>/dev/null; then |
|
973 |
$rm conftest.dat |
|
974 |
LN_S="ln -s" |
|
975 |
else |
|
976 |
LN_S=ln |
|
977 |
fi |
|
978 |
if test "$LN_S" = "ln -s"; then |
|
979 |
echo "$ac_t"yes 1>&6 |
|
980 |
else |
|
981 |
echo "$ac_t"no 1>&6 |
|
982 |
fi |
|
983 |
fi |
|
984 |
||
985 |
# Make sure LD is an absolute path. |
|
986 |
if test -z "$LD"; then |
|
987 |
ac_prog=ld |
|
988 |
if test "$with_gcc" = yes; then |
|
989 |
# Check if gcc -print-prog-name=ld gives a path. |
|
990 |
echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6 |
|
991 |
echo "$progname:991: checking for ld used by GCC" >&5 |
|
992 |
ac_prog=`($CC -print-prog-name=ld) 2>&5` |
|
993 |
case "$ac_prog" in |
|
994 |
# Accept absolute paths. |
|
995 |
[\\/]* | [A-Za-z]:[\\/]*) |
|
996 |
re_direlt='/[^/][^/]*/\.\./' |
|
997 |
# Canonicalize the path of ld |
|
998 |
ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` |
|
999 |
while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do |
|
1000 |
ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` |
|
1001 |
done |
|
1002 |
test -z "$LD" && LD="$ac_prog" |
|
1003 |
;; |
|
1004 |
"") |
|
1005 |
# If it fails, then pretend we are not using GCC. |
|
1006 |
ac_prog=ld |
|
1007 |
;; |
|
1008 |
*) |
|
1009 |
# If it is relative, then search for the first ld in PATH. |
|
1010 |
with_gnu_ld=unknown |
|
1011 |
;; |
|
1012 |
esac |
|
1013 |
elif test "$with_gnu_ld" = yes; then |
|
1014 |
echo $ac_n "checking for GNU ld... $ac_c" 1>&6 |
|
1015 |
echo "$progname:1015: checking for GNU ld" >&5 |
|
1016 |
else |
|
1017 |
echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6 |
|
1018 |
echo "$progname:1018: checking for non-GNU ld" >&5 |
|
1019 |
fi |
|
1020 |
||
1021 |
if test -z "$LD"; then |
|
1022 |
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}" |
|
1023 |
for ac_dir in $PATH; do |
|
1024 |
test -z "$ac_dir" && ac_dir=. |
|
1025 |
if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then |
|
1026 |
LD="$ac_dir/$ac_prog" |
|
1027 |
# Check to see if the program is GNU ld. I'd rather use --version, |
|
1028 |
# but apparently some GNU ld's only accept -v. |
|
1029 |
# Break only if it was the GNU/non-GNU ld that we prefer. |
|
1030 |
if "$LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then |
|
1031 |
test "$with_gnu_ld" != no && break |
|
1032 |
else |
|
1033 |
test "$with_gnu_ld" != yes && break |
|
1034 |
fi |
|
1035 |
fi |
|
1036 |
done |
|
1037 |
IFS="$ac_save_ifs" |
|
1038 |
fi |
|
1039 |
||
1040 |
if test -n "$LD"; then |
|
1041 |
echo "$ac_t$LD" 1>&6 |
|
1042 |
else |
|
1043 |
echo "$ac_t"no 1>&6 |
|
1044 |
fi |
|
1045 |
||
1046 |
if test -z "$LD"; then |
|
1047 |
echo "$progname: error: no acceptable ld found in \$PATH" 1>&2 |
|
1048 |
exit 1 |
|
1049 |
fi |
|
1050 |
fi |
|
1051 |
||
1052 |
# Check to see if it really is or is not GNU ld. |
|
1053 |
echo $ac_n "checking if the linker ($LD) is GNU ld... $ac_c" 1>&6 |
|
1054 |
# I'd rather use --version here, but apparently some GNU ld's only accept -v. |
|
1055 |
if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then |
|
1056 |
with_gnu_ld=yes |
|
1057 |
else |
|
1058 |
with_gnu_ld=no |
|
1059 |
fi |
|
1060 |
echo "$ac_t$with_gnu_ld" 1>&6 |
|
1061 |
||
1062 |
# See if the linker supports building shared libraries. |
|
1063 |
echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6 |
|
1064 |
||
1065 |
allow_undefined_flag= |
|
1066 |
no_undefined_flag= |
|
1067 |
need_lib_prefix=unknown |
|
1068 |
need_version=unknown |
|
1069 |
# when you set need_version to no, make sure it does not cause -set_version |
|
1070 |
# flags to be left without arguments |
|
1071 |
archive_cmds= |
|
1072 |
archive_expsym_cmds= |
|
1073 |
old_archive_from_new_cmds= |
|
1074 |
export_dynamic_flag_spec= |
|
1075 |
whole_archive_flag_spec= |
|
1076 |
thread_safe_flag_spec= |
|
1077 |
hardcode_libdir_flag_spec= |
|
1078 |
hardcode_libdir_separator= |
|
1079 |
hardcode_direct=no |
|
1080 |
hardcode_minus_L=no |
|
1081 |
hardcode_shlibpath_var=unsupported |
|
1082 |
runpath_var= |
|
1083 |
always_export_symbols=no |
|
1084 |
export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '\''s/.* //'\'' | sort | uniq > $export_symbols' |
|
1085 |
# include_expsyms should be a list of space-separated symbols to be *always* |
|
1086 |
# included in the symbol list |
|
1087 |
include_expsyms= |
|
1088 |
# exclude_expsyms can be an egrep regular expression of symbols to exclude |
|
1089 |
# it will be wrapped by ` (' and `)$', so one must not match beginning or |
|
1090 |
# end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc', |
|
1091 |
# as well as any symbol that contains `d'. |
|
1092 |
exclude_expsyms="_GLOBAL_OFFSET_TABLE_" |
|
1093 |
# Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out |
|
1094 |
# platforms (ab)use it in PIC code, but their linkers get confused if |
|
1095 |
# the symbol is explicitly referenced. Since portable code cannot |
|
1096 |
# rely on this symbol name, it's probably fine to never include it in |
|
1097 |
# preloaded symbol tables. |
|
1098 |
||
1099 |
case "$host_os" in |
|
1100 |
cygwin* | mingw*) |
|
1101 |
# FIXME: the MSVC++ port hasn't been tested in a loooong time |
|
1102 |
# When not using gcc, we currently assume that we are using |
|
1103 |
# Microsoft Visual C++. |
|
1104 |
if test "$with_gcc" != yes; then |
|
1105 |
with_gnu_ld=no |
|
1106 |
fi |
|
1107 |
;; |
|
1
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1108 |
openbsd*) |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1109 |
with_gnu_ld=no |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1110 |
;; |
0 | 1111 |
|
1112 |
esac |
|
1113 |
||
1114 |
ld_shlibs=yes |
|
1115 |
if test "$with_gnu_ld" = yes; then |
|
1116 |
# If archive_cmds runs LD, not CC, wlarc should be empty |
|
1117 |
wlarc='${wl}' |
|
1118 |
||
1119 |
# See if GNU ld supports shared libraries. |
|
1120 |
case "$host_os" in |
|
1121 |
aix3* | aix4*) |
|
1122 |
# On AIX, the GNU linker is very broken |
|
1123 |
ld_shlibs=no |
|
1124 |
cat <<EOF 1>&2 |
|
1125 |
||
1126 |
*** Warning: the GNU linker, at least up to release 2.9.1, is reported |
|
1127 |
*** to be unable to reliably create shared libraries on AIX. |
|
1128 |
*** Therefore, libtool is disabling shared libraries support. If you |
|
1129 |
*** really care for shared libraries, you may want to modify your PATH |
|
1130 |
*** so that a non-GNU linker is found, and then restart. |
|
1131 |
||
1132 |
EOF |
|
1133 |
;; |
|
1134 |
||
1135 |
amigaos*) |
|
1136 |
archive_cmds='$rm $objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data~$AR cru $lib $libobjs~$RANLIB $lib~(cd $objdir && a2ixlibrary -32)' |
|
1137 |
hardcode_libdir_flag_spec='-L$libdir' |
|
1138 |
hardcode_minus_L=yes |
|
1139 |
||
1140 |
# Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports |
|
1141 |
# that the semantics of dynamic libraries on AmigaOS, at least up |
|
1142 |
# to version 4, is to share data among multiple programs linked |
|
1143 |
# with the same dynamic library. Since this doesn't match the |
|
1144 |
# behavior of shared libraries on other platforms, we can use |
|
1145 |
# them. |
|
1146 |
ld_shlibs=no |
|
1147 |
;; |
|
1148 |
||
1149 |
beos*) |
|
1150 |
if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then |
|
1151 |
#allow_undefined_flag=unsupported |
|
1152 |
# Joseph Beckenbach <jrb3@best.com> says some releases of gcc |
|
1153 |
# support --undefined. This deserves some investigation. FIXME |
|
1154 |
archive_cmds='$CC -nostart $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' |
|
1155 |
else |
|
1156 |
ld_shlibs=no |
|
1157 |
fi |
|
1158 |
;; |
|
1159 |
||
1160 |
cygwin* | mingw*) |
|
1
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1161 |
# Special flag that tells Cygwin to use the native MSVC runtime |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1162 |
case "$host_os" in |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1163 |
cygwin*) |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1164 |
cygwin_use_msvcrt=true |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1165 |
;; |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1166 |
esac |
0 | 1167 |
# hardcode_libdir_flag_spec is actually meaningless, as there is |
1168 |
# no search path for DLLs. |
|
1169 |
hardcode_libdir_flag_spec='-L$libdir' |
|
1170 |
# allow_undefined_flag=unsupported |
|
1171 |
always_export_symbols=yes |
|
1172 |
||
1173 |
# Extract the symbol export list from an `--export-all' def file, |
|
1174 |
# then regenerate the def file from the symbol export list, so that |
|
1175 |
# the compiled dll only exports the symbol export list. |
|
1176 |
# Be careful not to strip the DATA tag left by newer dlltools. |
|
1
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1177 |
if [ "$cygwin_use_msvcrt" = "true" ]; then |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1178 |
export_symbols_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1179 |
test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -U__CYGWIN__ -U__CYGWIN32__ -c $soname-ltdll.c)~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1180 |
$DLLTOOL --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def $objdir/$soname-ltdll.$objext $libobjs $convenience~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1181 |
sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $objdir/$soname-def > $export_symbols' |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1182 |
else |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1183 |
export_symbols_cmds='test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ |
0 | 1184 |
test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~ |
1185 |
$DLLTOOL --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --output-def $objdir/$soname-def $objdir/$soname-ltdll.$objext $libobjs $convenience~ |
|
1186 |
sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $objdir/$soname-def > $export_symbols' |
|
1
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1187 |
fi |
0 | 1188 |
|
1189 |
# If DATA tags from a recent dlltool are present, honour them! |
|
1
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1190 |
if [ "$cygwin_use_msvcrt" = "true" ]; then |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1191 |
archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1192 |
_lt_hint=1; |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1193 |
cat $export_symbols | while read symbol; do |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1194 |
set dummy \$symbol; |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1195 |
case \$# in |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1196 |
2) echo " \$2 @ \$_lt_hint ; " >> $objdir/$soname-def;; |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1197 |
*) echo " \$2 @ \$_lt_hint \$3 ; " >> $objdir/$soname-def;; |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1198 |
esac; |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1199 |
_lt_hint=`expr 1 + \$_lt_hint`; |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1200 |
done~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1201 |
test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1202 |
test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -U__CYGWIN__ -U__CYGWIN32__ -c $soname-ltdll.c)~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1203 |
$CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts -L/usr/lib/mingw -mno-cygwin~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1204 |
$DLLTOOL --as=$AS --dllname $soname --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1205 |
$CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts -L/usr/lib/mingw -mno-cygwin~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1206 |
$DLLTOOL --as=$AS --dllname $soname --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1207 |
$CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts -L/usr/lib/mingw -mno-cygwin~ |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1208 |
: strip_is_broken_with_dlls_on_win95B - strip $lib' |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1209 |
else |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1210 |
archive_expsym_cmds='echo EXPORTS > $objdir/$soname-def~ |
0 | 1211 |
_lt_hint=1; |
1212 |
cat $export_symbols | while read symbol; do |
|
1213 |
set dummy \$symbol; |
|
1214 |
case \$# in |
|
1215 |
2) echo " \$2 @ \$_lt_hint ; " >> $objdir/$soname-def;; |
|
1216 |
*) echo " \$2 @ \$_lt_hint \$3 ; " >> $objdir/$soname-def;; |
|
1217 |
esac; |
|
1218 |
_lt_hint=`expr 1 + \$_lt_hint`; |
|
1219 |
done~ |
|
1220 |
test -f $objdir/$soname-ltdll.c || sed -e "/^# \/\* ltdll\.c starts here \*\//,/^# \/\* ltdll.c ends here \*\// { s/^# //; p; }" -e d < $0 > $objdir/$soname-ltdll.c~ |
|
1221 |
test -f $objdir/$soname-ltdll.$objext || (cd $objdir && $CC -c $soname-ltdll.c)~ |
|
1222 |
$CC -Wl,--base-file,$objdir/$soname-base -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~ |
|
1223 |
$DLLTOOL --as=$AS --dllname $soname --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ |
|
1224 |
$CC -Wl,--base-file,$objdir/$soname-base $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~ |
|
1225 |
$DLLTOOL --as=$AS --dllname $soname --exclude-symbols _DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12 --def $objdir/$soname-def --base-file $objdir/$soname-base --output-exp $objdir/$soname-exp~ |
|
1226 |
$CC $objdir/$soname-exp -Wl,--dll -nostartfiles -Wl,-e,_DllMain@12 -o $lib $objdir/$soname-ltdll.$objext $libobjs $deplibs $linkopts~ |
|
1227 |
: strip_is_broken_with_dlls_on_win95B - strip $lib' |
|
1
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1228 |
fi |
cf2af46e9e2a
Changes since SDL 1.2.0 release
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
1229 |
old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $objdir/$soname-def --output-lib $objdir/$libname.a' |
0 | 1230 |
;; |
1231 |
||
1232 |
netbsd*) |
|
1233 |
if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then |
|
1234 |
archive_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname -o $lib' |
|
1235 |
archive_expsym_cmds='$CC -shared $libobjs $deplibs $linkopts ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' |
|
1236 |
else |
|
1237 |
archive_cmds='$LD -Bshareable $libobjs $deplibs $linkopts -o $lib' |
|
1238 |
# can we support soname and/or expsyms with a.out? -oliva |
|
1239 |
fi |
|
1240 |
;; |
|
1241 |
||
1242 |
solaris* | sysv5*) |
|
1243 |
if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then |
|
1244 |
ld_shlibs=no |
|
1245 |
cat <<EOF 1>&2 |
|
1246 |
||
1247 |
*** Warning: The releases 2.8.* of the GNU linker cannot reliably |
|
1248 |
*** create shared libraries on Solaris systems. Therefore, libtool |
|
1249 |
*** is disabling shared libraries support. We urge you to upgrade GNU |
|
1250 |
*** binutils to release 2.9.1 or newer. Another option is to modify |
|
1251 |
*** your PATH or compiler configuration so that the native linker is |
|
74212992fb08
Initial revision
Sam Lantinga& |