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aclocal.m4：源码内容

dnl aclocal.m4 generated automatically by aclocal 1.4-p5a
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
dnl PARTICULAR PURPOSE.
# libtool.m4 - Configure libtool for the host system. -*-Shell-script-*-
# serial 46 AC_PROG_LIBTOOL
AC_DEFUN([AC_PROG_LIBTOOL],
[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
# This can be used to rebuild libtool when needed
LIBTOOL_DEPS="$ac_aux_dir/ltmain.sh"
# Always use our own libtool.
LIBTOOL='$(SHELL) $(top_builddir)/libtool'
AC_SUBST(LIBTOOL)dnl
# Prevent multiple expansion
define([AC_PROG_LIBTOOL], [])
])
AC_DEFUN([AC_LIBTOOL_SETUP],
[AC_PREREQ(2.13)dnl
AC_REQUIRE([AC_ENABLE_SHARED])dnl
AC_REQUIRE([AC_ENABLE_STATIC])dnl
AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl
AC_REQUIRE([AC_CANONICAL_HOST])dnl
AC_REQUIRE([AC_CANONICAL_BUILD])dnl
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_PROG_LD])dnl
AC_REQUIRE([AC_PROG_LD_RELOAD_FLAG])dnl
AC_REQUIRE([AC_PROG_NM])dnl
AC_REQUIRE([AC_PROG_LN_S])dnl
AC_REQUIRE([AC_DEPLIBS_CHECK_METHOD])dnl
AC_REQUIRE([AC_OBJEXT])dnl
AC_REQUIRE([AC_EXEEXT])dnl
dnl
_LT_AC_PROG_ECHO_BACKSLASH
# Only perform the check for file, if the check method requires it
case $deplibs_check_method in
file_magic*)
if test "$file_magic_cmd" = '$MAGIC_CMD'; then
AC_PATH_MAGIC
fi
;;
esac
AC_CHECK_TOOL(RANLIB, ranlib, :)
AC_CHECK_TOOL(STRIP, strip, :)
ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN], enable_dlopen=yes, enable_dlopen=no)
ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
enable_win32_dll=yes, enable_win32_dll=no)
AC_ARG_ENABLE(libtool-lock,
[ --disable-libtool-lock avoid locking (might break parallel builds)])
test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
# Some flags need to be propagated to the compiler or linker for good
# libtool support.
case $host in
*-*-irix6*)
# Find out which ABI we are using.
echo '[#]line __oline__ "configure"' > conftest.$ac_ext
if AC_TRY_EVAL(ac_compile); then
case `/usr/bin/file conftest.$ac_objext` in
*32-bit*)
LD="${LD-ld} -32"
;;
*N32*)
LD="${LD-ld} -n32"
;;
*64-bit*)
LD="${LD-ld} -64"
;;
esac
fi
rm -rf conftest*
;;
*-*-sco3.2v5*)
# On SCO OpenServer 5, we need -belf to get full-featured binaries.
SAVE_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -belf"
AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
[AC_LANG_SAVE
AC_LANG_C
AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
AC_LANG_RESTORE])
if test x"$lt_cv_cc_needs_belf" != x"yes"; then
# this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
CFLAGS="$SAVE_CFLAGS"
fi
;;
ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
[*-*-cygwin* | *-*-mingw* | *-*-pw32*)
AC_CHECK_TOOL(DLLTOOL, dlltool, false)
AC_CHECK_TOOL(AS, as, false)
AC_CHECK_TOOL(OBJDUMP, objdump, false)
# recent cygwin and mingw systems supply a stub DllMain which the user
# can override, but on older systems we have to supply one
AC_CACHE_CHECK([if libtool should supply DllMain function], lt_cv_need_dllmain,
[AC_TRY_LINK([],
[extern int __attribute__((__stdcall__)) DllMain(void*, int, void*);
DllMain (0, 0, 0);],
[lt_cv_need_dllmain=no],[lt_cv_need_dllmain=yes])])
case $host/$CC in
*-*-cygwin*/gcc*-mno-cygwin*|*-*-mingw*)
# old mingw systems require "-dll" to link a DLL, while more recent ones
# require "-mdll"
SAVE_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -mdll"
AC_CACHE_CHECK([how to link DLLs], lt_cv_cc_dll_switch,
[AC_TRY_LINK([], [], [lt_cv_cc_dll_switch=-mdll],[lt_cv_cc_dll_switch=-dll])])
CFLAGS="$SAVE_CFLAGS" ;;
*-*-cygwin* | *-*-pw32*)
# cygwin systems need to pass --dll to the linker, and not link
# crt.o which will require a WinMain@16 definition.
lt_cv_cc_dll_switch="-Wl,--dll -nostartfiles" ;;
esac
;;
])
esac
_LT_AC_LTCONFIG_HACK
])
# AC_LIBTOOL_HEADER_ASSERT
# ------------------------
AC_DEFUN([AC_LIBTOOL_HEADER_ASSERT],
[AC_CACHE_CHECK([whether $CC supports assert without backlinking],
[lt_cv_func_assert_works],
[case $host in
*-*-solaris*)
if test "$GCC" = yes && test "$with_gnu_ld" != yes; then
case `$CC --version 2>/dev/null` in
[[12]].*) lt_cv_func_assert_works=no ;;
*) lt_cv_func_assert_works=yes ;;
esac
fi
;;
esac])
if test "x$lt_cv_func_assert_works" = xyes; then
AC_CHECK_HEADERS(assert.h)
fi
])# AC_LIBTOOL_HEADER_ASSERT
# _LT_AC_CHECK_DLFCN
# --------------------
AC_DEFUN([_LT_AC_CHECK_DLFCN],
[AC_CHECK_HEADERS(dlfcn.h)
])# _LT_AC_CHECK_DLFCN
# AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE
# ---------------------------------
AC_DEFUN([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE],
[AC_REQUIRE([AC_CANONICAL_HOST])
AC_REQUIRE([AC_PROG_NM])
AC_REQUIRE([AC_OBJEXT])
# Check for command to grab the raw symbol name followed by C symbol from nm.
AC_MSG_CHECKING([command to parse $NM output])
AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe], [dnl
# These are sane defaults that work on at least a few old systems.
# [They come from Ultrix. What could be older than Ultrix?!! ;)]
# Character class describing NM global symbol codes.
symcode='[[BCDEGRST]]'
# Regexp to match symbols that can be accessed directly from C.
sympat='([[_A-Za-z]][[_A-Za-z0-9]]*)'
# Transform the above into a raw symbol and a C symbol.
symxfrm='1 23 3'
# Transform an extracted symbol line into a proper C declaration
lt_cv_global_symbol_to_cdecl="sed -n -e 's/^. .* (.*)$/extern char 1;/p'"
# Transform an extracted symbol line into symbol name and symbol address
lt_cv_global_symbol_to_c_name_address="sed -n -e 's/^: ([[^ ]]*) $/ {\"1\", (lt_ptr) 0},/p' -e 's/^$symcode ([[^ ]]*) ([[^ ]]*)$/ {"2", (lt_ptr) &2},/p'"
# Define system-specific variables.
case $host_os in
aix*)
symcode='[[BCDT]]'
;;
cygwin* | mingw* | pw32*)
symcode='[[ABCDGISTW]]'
;;
hpux*) # Its linker distinguishes data from code symbols
lt_cv_global_symbol_to_cdecl="sed -n -e 's/^T .* (.*)$/extern char 1();/p' -e 's/^$symcode* .* (.*)$/extern char 1;/p'"
lt_cv_global_symbol_to_c_name_address="sed -n -e 's/^: ([[^ ]]*) $/ {\"1\", (lt_ptr) 0},/p' -e 's/^$symcode* ([[^ ]]*) ([[^ ]]*)$/ {"2", (lt_ptr) &2},/p'"
;;
irix*)
symcode='[[BCDEGRST]]'
;;
solaris* | sysv5*)
symcode='[[BDT]]'
;;
sysv4)
symcode='[[DFNSTU]]'
;;
esac
# Handle CRLF in mingw tool chain
opt_cr=
case $host_os in
mingw*)
opt_cr=`echo 'x{0,1}' | tr x '15'` # option cr in regexp
;;
esac
# If we're using GNU nm, then use its standard symbol codes.
if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
symcode='[[ABCDGISTW]]'
fi
# Try without a prefix undercore, then with it.
for ac_symprfx in "" "_"; do
# Write the raw and C identifiers.
lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[ ]]($symcode$symcode*)[[ ]][[ ]]*($ac_symprfx)$sympat$opt_cr$/$symxfrm/p'"
# Check to see that the pipe works correctly.
pipe_works=no
rm -f conftest*
cat > conftest.$ac_ext <<EOF
#ifdef __cplusplus
extern "C" {
#endif
char nm_test_var;
void nm_test_func(){}
#ifdef __cplusplus
}
#endif
int main(){nm_test_var='a';nm_test_func();return(0);}
EOF
if AC_TRY_EVAL(ac_compile); then
# Now try to grab the symbols.
nlist=conftest.nm
if AC_TRY_EVAL(NM conftest.$ac_objext | $lt_cv_sys_global_symbol_pipe > $nlist) && test -s "$nlist"; then
# Try sorting and uniquifying the output.
if sort "$nlist" | uniq > "$nlist"T; then
mv -f "$nlist"T "$nlist"
else
rm -f "$nlist"T
fi
# Make sure that we snagged all the symbols we need.
if egrep ' nm_test_var$' "$nlist" >/dev/null; then
if egrep ' nm_test_func$' "$nlist" >/dev/null; then
cat <<EOF > conftest.$ac_ext
#ifdef __cplusplus
extern "C" {
#endif
EOF
# Now generate the symbol file.
eval "$lt_cv_global_symbol_to_cdecl"' < "$nlist" >> conftest.$ac_ext'
cat <<EOF >> conftest.$ac_ext
#if defined (__STDC__) && __STDC__
# define lt_ptr void *
#else
# define lt_ptr char *
# define const
#endif
/* The mapping between symbol names and symbols. */
const struct {
const char *name;
lt_ptr address;
}
lt_preloaded_symbols[[]] =
{
EOF
sed "s/^$symcode$symcode* (.*) (.*)$/ {"2", (lt_ptr) &2},/" < "$nlist" >> conftest.$ac_ext
cat <<EOF >> conftest.$ac_ext
{0, (lt_ptr) 0}
};
#ifdef __cplusplus
}
#endif
EOF
# Now try linking the two files.
mv conftest.$ac_objext conftstm.$ac_objext
save_LIBS="$LIBS"
save_CFLAGS="$CFLAGS"
LIBS="conftstm.$ac_objext"
CFLAGS="$CFLAGS$no_builtin_flag"
if AC_TRY_EVAL(ac_link) && test -s conftest; then
pipe_works=yes
fi
LIBS="$save_LIBS"
CFLAGS="$save_CFLAGS"
else
echo "cannot find nm_test_func in $nlist" >&AC_FD_CC
fi
else
echo "cannot find nm_test_var in $nlist" >&AC_FD_CC
fi
else
echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AC_FD_CC
fi
else
echo "$progname: failed program was:" >&AC_FD_CC
cat conftest.$ac_ext >&5
fi
rm -f conftest* conftst*
# Do not use the global_symbol_pipe unless it works.
if test "$pipe_works" = yes; then
break
else
lt_cv_sys_global_symbol_pipe=
fi
done
])
global_symbol_pipe="$lt_cv_sys_global_symbol_pipe"
if test -z "$lt_cv_sys_global_symbol_pipe"; then
global_symbol_to_cdecl=
global_symbol_to_c_name_address=
else
global_symbol_to_cdecl="$lt_cv_global_symbol_to_cdecl"
global_symbol_to_c_name_address="$lt_cv_global_symbol_to_c_name_address"
fi
if test -z "$global_symbol_pipe$global_symbol_to_cdec$global_symbol_to_c_name_address";
then
AC_MSG_RESULT(failed)
else
AC_MSG_RESULT(ok)
fi
]) # AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE
# _LT_AC_LIBTOOL_SYS_PATH_SEPARATOR
# ---------------------------------
AC_DEFUN([_LT_AC_LIBTOOL_SYS_PATH_SEPARATOR],
[# Find the correct PATH separator. Usually this is `:', but
# DJGPP uses `;' like DOS.
if test "X${PATH_SEPARATOR+set}" != Xset; then
UNAME=${UNAME-`uname 2>/dev/null`}
case X$UNAME in
*-DOS) lt_cv_sys_path_separator=';' ;;
*) lt_cv_sys_path_separator=':' ;;
esac
PATH_SEPARATOR=$lt_cv_sys_path_separator
fi
])# _LT_AC_LIBTOOL_SYS_PATH_SEPARATOR
# _LT_AC_PROG_ECHO_BACKSLASH
# --------------------------
# Add some code to the start of the generated configure script which
# will find an echo command which doesn't interpret backslashes.
AC_DEFUN([_LT_AC_PROG_ECHO_BACKSLASH],
[ifdef([AC_DIVERSION_NOTICE], [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)],
[AC_DIVERT_PUSH(NOTICE)])
_LT_AC_LIBTOOL_SYS_PATH_SEPARATOR
# Check that we are running under the correct shell.
SHELL=${CONFIG_SHELL-/bin/sh}
case X$ECHO in
X*--fallback-echo)
# Remove one level of quotation (which was required for Make).
ECHO=`echo "$ECHO" | sed 's,\\[$]\[$]0,'[$]0','`
;;
esac
echo=${ECHO-echo}
if test "X[$]1" = X--no-reexec; then
# Discard the --no-reexec flag, and continue.
shift
elif test "X[$]1" = X--fallback-echo; then
# Avoid inline document here, it may be left over
:
elif test "X`($echo 't') 2>/dev/null`" = 'Xt'; then
# Yippee, $echo works!
:
else
# Restart under the correct shell.
exec $SHELL "[$]0" --no-reexec ${1+"[$]@"}
fi
if test "X[$]1" = X--fallback-echo; then
# used as fallback echo
shift
cat <<EOF
$*
EOF
exit 0
fi
# The HP-UX ksh and POSIX shell print the target directory to stdout
# if CDPATH is set.
if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
if test -z "$ECHO"; then
if test "X${echo_test_string+set}" != Xset; then
# find a string as large as possible, as long as the shell can cope with it
for cmd in 'sed 50q "[$]0"' 'sed 20q "[$]0"' 'sed 10q "[$]0"' 'sed 2q "[$]0"' 'echo test'; do
# expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ...
if (echo_test_string="`eval $cmd`") 2>/dev/null &&
echo_test_string="`eval $cmd`" &&
(test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null
then
break
fi
done
fi
if test "X`($echo 't') 2>/dev/null`" = 'Xt' &&
echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
test "X$echo_testing_string" = "X$echo_test_string"; then
:
else
# The Solaris, AIX, and Digital Unix default echo programs unquote
# backslashes. This makes it impossible to quote backslashes using
# echo "$something" | sed 's/\/\\/g'
#
# So, first we look for a working echo in the user's PATH.
IFS="${IFS= }"; save_ifs="$IFS"; IFS=$PATH_SEPARATOR
for dir in $PATH /usr/ucb; do
if (test -f $dir/echo || test -f $dir/echo$ac_exeext) &&
test "X`($dir/echo 't') 2>/dev/null`" = 'Xt' &&
echo_testing_string=`($dir/echo "$echo_test_string") 2>/dev/null` &&
test "X$echo_testing_string" = "X$echo_test_string"; then
echo="$dir/echo"
break
fi
done
IFS="$save_ifs"
if test "X$echo" = Xecho; then
# We didn't find a better echo, so look for alternatives.
if test "X`(print -r 't') 2>/dev/null`" = 'Xt' &&
echo_testing_string=`(print -r "$echo_test_string") 2>/dev/null` &&
test "X$echo_testing_string" = "X$echo_test_string"; then
# This shell has a builtin print -r that does the trick.
echo='print -r'
elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) &&
test "X$CONFIG_SHELL" != X/bin/ksh; then
# If we have ksh, try running configure again with it.
ORIGINAL_CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
export ORIGINAL_CONFIG_SHELL
CONFIG_SHELL=/bin/ksh
export CONFIG_SHELL
exec $CONFIG_SHELL "[$]0" --no-reexec ${1+"[$]@"}
else
# Try using printf.
echo='printf %sn'
if test "X`($echo 't') 2>/dev/null`" = 'Xt' &&
echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
test "X$echo_testing_string" = "X$echo_test_string"; then
# Cool, printf works
:
elif echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo 't') 2>/dev/null` &&
test "X$echo_testing_string" = 'Xt' &&
echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
test "X$echo_testing_string" = "X$echo_test_string"; then
CONFIG_SHELL=$ORIGINAL_CONFIG_SHELL
export CONFIG_SHELL
SHELL="$CONFIG_SHELL"
export SHELL
echo="$CONFIG_SHELL [$]0 --fallback-echo"
elif echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo 't') 2>/dev/null` &&
test "X$echo_testing_string" = 'Xt' &&
echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
test "X$echo_testing_string" = "X$echo_test_string"; then
echo="$CONFIG_SHELL [$]0 --fallback-echo"
else
# maybe with a smaller string...
prev=:
for cmd in 'echo test' 'sed 2q "[$]0"' 'sed 10q "[$]0"' 'sed 20q "[$]0"' 'sed 50q "[$]0"'; do
if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null
then
break
fi
prev="$cmd"
done
if test "$prev" != 'sed 50q "[$]0"'; then
echo_test_string=`eval $prev`
export echo_test_string
exec ${ORIGINAL_CONFIG_SHELL-${CONFIG_SHELL-/bin/sh}} "[$]0" ${1+"[$]@"}
else
# Oops. We lost completely, so just stick with echo.
echo=echo
fi
fi
fi
fi
fi
fi
# Copy echo and quote the copy suitably for passing to libtool from
# the Makefile, instead of quoting the original, which is used later.
ECHO=$echo
if test "X$ECHO" = "X$CONFIG_SHELL [$]0 --fallback-echo"; then
ECHO="$CONFIG_SHELL \$[$]0 --fallback-echo"
fi
AC_SUBST(ECHO)
AC_DIVERT_POP
])# _LT_AC_PROG_ECHO_BACKSLASH
# _LT_AC_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
# ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
# ------------------------------------------------------------------
AC_DEFUN([_LT_AC_TRY_DLOPEN_SELF],
[if test "$cross_compiling" = yes; then :
[$4]
else
AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<EOF
[#line __oline__ "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
#include <dlfcn.h>
#endif
#include <stdio.h>
#ifdef RTLD_GLOBAL
# define LT_DLGLOBAL RTLD_GLOBAL
#else
# ifdef DL_GLOBAL
# define LT_DLGLOBAL DL_GLOBAL
# else
# define LT_DLGLOBAL 0
# endif
#endif
/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
find out it does not work in some platform. */
#ifndef LT_DLLAZY_OR_NOW
# ifdef RTLD_LAZY
# define LT_DLLAZY_OR_NOW RTLD_LAZY
# else
# ifdef DL_LAZY
# define LT_DLLAZY_OR_NOW DL_LAZY
# else
# ifdef RTLD_NOW
# define LT_DLLAZY_OR_NOW RTLD_NOW
# else
# ifdef DL_NOW
# define LT_DLLAZY_OR_NOW DL_NOW
# else
# define LT_DLLAZY_OR_NOW 0
# endif
# endif
# endif
# endif
#endif
#ifdef __cplusplus
extern "C" void exit (int);
#endif
void fnord() { int i=42;}
int main ()
{
void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
int status = $lt_dlunknown;
if (self)
{
if (dlsym (self,"fnord")) status = $lt_dlno_uscore;
else if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore;
/* dlclose (self); */
}
exit (status);
}]
EOF
if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
(./conftest; exit; ) 2>/dev/null
lt_status=$?
case x$lt_status in
x$lt_dlno_uscore) $1 ;;
x$lt_dlneed_uscore) $2 ;;
x$lt_unknown|x*) $3 ;;
esac
else :
# compilation failed
$3
fi
fi
rm -fr conftest*
])# _LT_AC_TRY_DLOPEN_SELF
# AC_LIBTOOL_DLOPEN_SELF
# -------------------
AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF],
[if test "x$enable_dlopen" != xyes; then
enable_dlopen=unknown
enable_dlopen_self=unknown
enable_dlopen_self_static=unknown
else
lt_cv_dlopen=no
lt_cv_dlopen_libs=
case $host_os in
beos*)
lt_cv_dlopen="load_add_on"
lt_cv_dlopen_libs=
lt_cv_dlopen_self=yes
;;
cygwin* | mingw* | pw32*)
lt_cv_dlopen="LoadLibrary"
lt_cv_dlopen_libs=
;;
*)
AC_CHECK_FUNC([shl_load],
[lt_cv_dlopen="shl_load"],
[AC_CHECK_LIB([dld], [shl_load],
[lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-dld"],
[AC_CHECK_FUNC([dlopen],
[lt_cv_dlopen="dlopen"],
[AC_CHECK_LIB([dl], [dlopen],
[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
[AC_CHECK_LIB([svld], [dlopen],
[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
[AC_CHECK_LIB([dld], [dld_link],
[lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-dld"])
])
])
])
])
])
;;
esac
if test "x$lt_cv_dlopen" != xno; then
enable_dlopen=yes
else
enable_dlopen=no
fi
case $lt_cv_dlopen in
dlopen)
save_CPPFLAGS="$CPPFLAGS"
AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl
test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
save_LDFLAGS="$LDFLAGS"
eval LDFLAGS="$LDFLAGS $export_dynamic_flag_spec"
save_LIBS="$LIBS"
LIBS="$lt_cv_dlopen_libs $LIBS"
AC_CACHE_CHECK([whether a program can dlopen itself],
lt_cv_dlopen_self, [dnl
_LT_AC_TRY_DLOPEN_SELF(
lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
])
if test "x$lt_cv_dlopen_self" = xyes; then
LDFLAGS="$LDFLAGS $link_static_flag"
AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
lt_cv_dlopen_self_static, [dnl
_LT_AC_TRY_DLOPEN_SELF(
lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
lt_cv_dlopen_self_static=no, lt_cv_dlopen_self_static=cross)
])
fi
CPPFLAGS="$save_CPPFLAGS"
LDFLAGS="$save_LDFLAGS"
LIBS="$save_LIBS"
;;
esac
case $lt_cv_dlopen_self in
yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
*) enable_dlopen_self=unknown ;;
esac
case $lt_cv_dlopen_self_static in
yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
*) enable_dlopen_self_static=unknown ;;
esac
fi
])# AC_LIBTOOL_DLOPEN_SELF
AC_DEFUN([_LT_AC_LTCONFIG_HACK],
[AC_REQUIRE([AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE])dnl
# Sed substitution that helps us do robust quoting. It backslashifies
# metacharacters that are still active within double-quoted strings.
Xsed='sed -e s/^X//'
sed_quote_subst='s/([[\"\`$\\]])/\1/g'
# Same as above, but do not quote variable references.
double_quote_subst='s/([[\"\`\\]])/\1/g'
# Sed substitution to delay expansion of an escaped shell variable in a
# double_quote_subst'ed string.
delay_variable_subst='s/\\\\\$/\\\$/g'
# Constants:
rm="rm -f"
# Global variables:
default_ofile=libtool
can_build_shared=yes
# All known linkers require a `.a' archive for static linking (except M$VC,
# which needs '.lib').
libext=a
ltmain="$ac_aux_dir/ltmain.sh"
ofile="$default_ofile"
with_gnu_ld="$lt_cv_prog_gnu_ld"
need_locks="$enable_libtool_lock"
old_CC="$CC"
old_CFLAGS="$CFLAGS"
# Set sane defaults for various variables
test -z "$AR" && AR=ar
test -z "$AR_FLAGS" && AR_FLAGS=cru
test -z "$AS" && AS=as
test -z "$CC" && CC=cc
test -z "$DLLTOOL" && DLLTOOL=dlltool
test -z "$LD" && LD=ld
test -z "$LN_S" && LN_S="ln -s"
test -z "$MAGIC_CMD" && MAGIC_CMD=file
test -z "$NM" && NM=nm
test -z "$OBJDUMP" && OBJDUMP=objdump
test -z "$RANLIB" && RANLIB=:
test -z "$STRIP" && STRIP=:
test -z "$ac_objext" && ac_objext=o
if test x"$host" != x"$build"; then
ac_tool_prefix=${host_alias}-
else
ac_tool_prefix=
fi
# Transform linux* to *-*-linux-gnu*, to support old configure scripts.
case $host_os in
linux-gnu*) ;;
linux*) host=`echo $host | sed 's/^(.*-.*-linux)(.*)$/1-gnu2/'`
esac
case $host_os in
aix3*)
# AIX sometimes has problems with the GCC collect2 program. For some
# reason, if we set the COLLECT_NAMES environment variable, the problems
# vanish in a puff of smoke.
if test "X${COLLECT_NAMES+set}" != Xset; then
COLLECT_NAMES=
export COLLECT_NAMES
fi
;;
esac
# Determine commands to create old-style static archives.
old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs'
old_postinstall_cmds='chmod 644 $oldlib'
old_postuninstall_cmds=
if test -n "$RANLIB"; then
case $host_os in
openbsd*)
old_postinstall_cmds="$RANLIB -t $oldlib~$old_postinstall_cmds"
;;
*)
old_postinstall_cmds="$RANLIB $oldlib~$old_postinstall_cmds"
;;
esac
old_archive_cmds="$old_archive_cmds~$RANLIB $oldlib"
fi
# Allow CC to be a program name with arguments.
set dummy $CC
compiler="[$]2"
AC_MSG_CHECKING([for objdir])
rm -f .libs 2>/dev/null
mkdir .libs 2>/dev/null
if test -d .libs; then
objdir=.libs
else
# MS-DOS does not allow filenames that begin with a dot.
objdir=_libs
fi
rmdir .libs 2>/dev/null
AC_MSG_RESULT($objdir)
AC_ARG_WITH(pic,
[ --with-pic try to use only PIC/non-PIC objects [default=use both]],
pic_mode="$withval", pic_mode=default)
test -z "$pic_mode" && pic_mode=default
# We assume here that the value for lt_cv_prog_cc_pic will not be cached
# in isolation, and that seeing it set (from the cache) indicates that
# the associated values are set (in the cache) correctly too.
AC_MSG_CHECKING([for $compiler option to produce PIC])
AC_CACHE_VAL(lt_cv_prog_cc_pic,
[ lt_cv_prog_cc_pic=
lt_cv_prog_cc_shlib=
lt_cv_prog_cc_wl=
lt_cv_prog_cc_static=
lt_cv_prog_cc_no_builtin=
lt_cv_prog_cc_can_build_shared=$can_build_shared
if test "$GCC" = yes; then
lt_cv_prog_cc_wl='-Wl,'
lt_cv_prog_cc_static='-static'
case $host_os in
aix*)
# Below there is a dirty hack to force normal static linking with -ldl
# The problem is because libdl dynamically linked with both libc and
# libC (AIX C++ library), which obviously doesn't included in libraries
# list by gcc. This cause undefined symbols with -static flags.
# This hack allows C programs to be linked with "-static -ldl", but
# not sure about C++ programs.
lt_cv_prog_cc_static="$lt_cv_prog_cc_static ${lt_cv_prog_cc_wl}-lC"
;;
amigaos*)
# FIXME: we need at least 68020 code to build shared libraries, but
# adding the `-m68020' flag to GCC prevents building anything better,
# like `-m68040'.
lt_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4'
;;
beos* | irix5* | irix6* | osf3* | osf4* | osf5*)
# PIC is the default for these OSes.
;;
darwin* | rhapsody*)
# PIC is the default on this platform
# Common symbols not allowed in MH_DYLIB files
lt_cv_prog_cc_pic='-fno-common'
;;
cygwin* | mingw* | pw32* | os2*)
# This hack is so that the source file can tell whether it is being
# built for inclusion in a dll (and should export symbols for example).
lt_cv_prog_cc_pic='-DDLL_EXPORT'
;;
sysv4*MP*)
if test -d /usr/nec; then
lt_cv_prog_cc_pic=-Kconform_pic
fi
;;
*)
lt_cv_prog_cc_pic='-fPIC'
;;
esac
else
# PORTME Check for PIC flags for the system compiler.
case $host_os in
aix3* | aix4* | aix5*)
lt_cv_prog_cc_wl='-Wl,'
# All AIX code is PIC.
if test "$host_cpu" = ia64; then
# AIX 5 now supports IA64 processor
lt_cv_prog_cc_static='-Bstatic'
else
lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp'
fi
;;
hpux9* | hpux10* | hpux11*)
# Is there a better lt_cv_prog_cc_static that works with the bundled CC?
lt_cv_prog_cc_wl='-Wl,'
lt_cv_prog_cc_static="${lt_cv_prog_cc_wl}-a ${lt_cv_prog_cc_wl}archive"
lt_cv_prog_cc_pic='+Z'
;;
irix5* | irix6*)
lt_cv_prog_cc_wl='-Wl,'
lt_cv_prog_cc_static='-non_shared'
# PIC (with -KPIC) is the default.
;;
cygwin* | mingw* | pw32* | os2*)
# This hack is so that the source file can tell whether it is being
# built for inclusion in a dll (and should export symbols for example).
lt_cv_prog_cc_pic='-DDLL_EXPORT'
;;
newsos6)
lt_cv_prog_cc_pic='-KPIC'
lt_cv_prog_cc_static='-Bstatic'
;;
osf3* | osf4* | osf5*)
# All OSF/1 code is PIC.
lt_cv_prog_cc_wl='-Wl,'
lt_cv_prog_cc_static='-non_shared'
;;
sco3.2v5*)
lt_cv_prog_cc_pic='-Kpic'
lt_cv_prog_cc_static='-dn'
lt_cv_prog_cc_shlib='-belf'
;;
solaris*)
lt_cv_prog_cc_pic='-KPIC'
lt_cv_prog_cc_static='-Bstatic'
lt_cv_prog_cc_wl='-Wl,'
;;
sunos4*)
lt_cv_prog_cc_pic='-PIC'
lt_cv_prog_cc_static='-Bstatic'
lt_cv_prog_cc_wl='-Qoption ld '
;;
sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
lt_cv_prog_cc_pic='-KPIC'
lt_cv_prog_cc_static='-Bstatic'
if test "x$host_vendor" = xsni; then
lt_cv_prog_cc_wl='-LD'
else
lt_cv_prog_cc_wl='-Wl,'
fi
;;
uts4*)
lt_cv_prog_cc_pic='-pic'
lt_cv_prog_cc_static='-Bstatic'
;;
sysv4*MP*)
if test -d /usr/nec ;then
lt_cv_prog_cc_pic='-Kconform_pic'
lt_cv_prog_cc_static='-Bstatic'
fi
;;
*)
lt_cv_prog_cc_can_build_shared=no
;;
esac
fi
])
if test -z "$lt_cv_prog_cc_pic"; then
AC_MSG_RESULT([none])
else
AC_MSG_RESULT([$lt_cv_prog_cc_pic])
# Check to make sure the pic_flag actually works.
AC_MSG_CHECKING([if $compiler PIC flag $lt_cv_prog_cc_pic works])
AC_CACHE_VAL(lt_cv_prog_cc_pic_works, [dnl
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $lt_cv_prog_cc_pic -DPIC"
AC_TRY_COMPILE([], [], [dnl
case $host_os in
hpux9* | hpux10* | hpux11*)
# On HP-UX, both CC and GCC only warn that PIC is supported... then
# they create non-PIC objects. So, if there were any warnings, we
# assume that PIC is not supported.
if test -s conftest.err; then
lt_cv_prog_cc_pic_works=no
else
lt_cv_prog_cc_pic_works=yes
fi
;;
*)
lt_cv_prog_cc_pic_works=yes
;;
esac
], [dnl
lt_cv_prog_cc_pic_works=no
])
CFLAGS="$save_CFLAGS"
])
if test "X$lt_cv_prog_cc_pic_works" = Xno; then
lt_cv_prog_cc_pic=
lt_cv_prog_cc_can_build_shared=no
else
lt_cv_prog_cc_pic=" $lt_cv_prog_cc_pic"
fi
AC_MSG_RESULT([$lt_cv_prog_cc_pic_works])
fi
# Check for any special shared library compilation flags.
if test -n "$lt_cv_prog_cc_shlib"; then
AC_MSG_WARN([`$CC' requires `$lt_cv_prog_cc_shlib' to build shared libraries])
if echo "$old_CC $old_CFLAGS " | egrep -e "[[ ]]$lt_cv_prog_cc_shlib[[ ]]" >/dev/null; then :
else
AC_MSG_WARN([add `$lt_cv_prog_cc_shlib' to the CC or CFLAGS env variable and reconfigure])
lt_cv_prog_cc_can_build_shared=no
fi
fi
AC_MSG_CHECKING([if $compiler static flag $lt_cv_prog_cc_static works])
AC_CACHE_VAL([lt_cv_prog_cc_static_works], [dnl
lt_cv_prog_cc_static_works=no
save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS $lt_cv_prog_cc_static"
AC_TRY_LINK([], [], [lt_cv_prog_cc_static_works=yes])
LDFLAGS="$save_LDFLAGS"
])
# Belt *and* braces to stop my trousers falling down:
test "X$lt_cv_prog_cc_static_works" = Xno && lt_cv_prog_cc_static=
AC_MSG_RESULT([$lt_cv_prog_cc_static_works])
pic_flag="$lt_cv_prog_cc_pic"
special_shlib_compile_flags="$lt_cv_prog_cc_shlib"
wl="$lt_cv_prog_cc_wl"
link_static_flag="$lt_cv_prog_cc_static"
no_builtin_flag="$lt_cv_prog_cc_no_builtin"
can_build_shared="$lt_cv_prog_cc_can_build_shared"
# Check to see if options -o and -c are simultaneously supported by compiler
AC_MSG_CHECKING([if $compiler supports -c -o file.$ac_objext])
AC_CACHE_VAL([lt_cv_compiler_c_o], [
$rm -r conftest 2>/dev/null
mkdir conftest
cd conftest
echo "int some_variable = 0;" > conftest.$ac_ext
mkdir out
# According to Tom Tromey, Ian Lance Taylor reported there are C compilers
# that will create temporary files in the current directory regardless of
# the output directory. Thus, making CWD read-only will cause this test
# to fail, enabling locking or at least warning the user not to do parallel
# builds.
chmod -w .
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -o out/conftest2.$ac_objext"
compiler_c_o=no
if { (eval echo configure:__oline__: "$ac_compile") 1>&5; (eval $ac_compile) 2>out/conftest.err; } && test -s out/conftest2.$ac_objext; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings
if test -s out/conftest.err; then
lt_cv_compiler_c_o=no
else
lt_cv_compiler_c_o=yes
fi
else
# Append any errors to the config.log.
cat out/conftest.err 1>&AC_FD_CC
lt_cv_compiler_c_o=no
fi
CFLAGS="$save_CFLAGS"
chmod u+w .
$rm conftest* out/*
rmdir out
cd ..
rmdir conftest
$rm -r conftest 2>/dev/null
])
compiler_c_o=$lt_cv_compiler_c_o
AC_MSG_RESULT([$compiler_c_o])
if test x"$compiler_c_o" = x"yes"; then
# Check to see if we can write to a .lo
AC_MSG_CHECKING([if $compiler supports -c -o file.lo])
AC_CACHE_VAL([lt_cv_compiler_o_lo], [
lt_cv_compiler_o_lo=no
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -c -o conftest.lo"
save_objext="$ac_objext"
ac_objext=lo
AC_TRY_COMPILE([], [int some_variable = 0;], [dnl
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings
if test -s conftest.err; then
lt_cv_compiler_o_lo=no
else
lt_cv_compiler_o_lo=yes
fi
])
ac_objext="$save_objext"
CFLAGS="$save_CFLAGS"
])
compiler_o_lo=$lt_cv_compiler_o_lo
AC_MSG_RESULT([$compiler_o_lo])
else
compiler_o_lo=no
fi
# Check to see if we can do hard links to lock some files if needed
hard_links="nottested"
if test "$compiler_c_o" = no && test "$need_locks" != no; then
# do not overwrite the value of need_locks provided by the user
AC_MSG_CHECKING([if we can lock with hard links])
hard_links=yes
$rm conftest*
ln conftest.a conftest.b 2>/dev/null && hard_links=no
touch conftest.a
ln conftest.a conftest.b 2>&5 || hard_links=no
ln conftest.a conftest.b 2>/dev/null && hard_links=no
AC_MSG_RESULT([$hard_links])
if test "$hard_links" = no; then
AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
need_locks=warn
fi
else
need_locks=no
fi
if test "$GCC" = yes; then
# Check to see if options -fno-rtti -fno-exceptions are supported by compiler
AC_MSG_CHECKING([if $compiler supports -fno-rtti -fno-exceptions])
echo "int some_variable = 0;" > conftest.$ac_ext
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -c conftest.$ac_ext"
compiler_rtti_exceptions=no
AC_TRY_COMPILE([], [int some_variable = 0;], [dnl
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings
if test -s conftest.err; then
compiler_rtti_exceptions=no
else
compiler_rtti_exceptions=yes
fi
])
CFLAGS="$save_CFLAGS"
AC_MSG_RESULT([$compiler_rtti_exceptions])
if test "$compiler_rtti_exceptions" = "yes"; then
no_builtin_flag=' -fno-builtin -fno-rtti -fno-exceptions'
else
no_builtin_flag=' -fno-builtin'
fi
fi
# See if the linker supports building shared libraries.
AC_MSG_CHECKING([whether the linker ($LD) supports shared libraries])
allow_undefined_flag=
no_undefined_flag=
need_lib_prefix=unknown
need_version=unknown
# when you set need_version to no, make sure it does not cause -set_version
# flags to be left without arguments
archive_cmds=
archive_expsym_cmds=
old_archive_from_new_cmds=
old_archive_from_expsyms_cmds=
export_dynamic_flag_spec=
whole_archive_flag_spec=
thread_safe_flag_spec=
hardcode_into_libs=no
hardcode_libdir_flag_spec=
hardcode_libdir_separator=
hardcode_direct=no
hardcode_minus_L=no
hardcode_shlibpath_var=unsupported
runpath_var=
link_all_deplibs=unknown
always_export_symbols=no
export_symbols_cmds='$NM $libobjs $convenience | $global_symbol_pipe | sed '''s/.* //''' | sort | uniq > $export_symbols'
# include_expsyms should be a list of space-separated symbols to be *always*
# included in the symbol list
include_expsyms=
# exclude_expsyms can be an egrep regular expression of symbols to exclude
# it will be wrapped by ` (' and `)$', so one must not match beginning or
# end of line. Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
# as well as any symbol that contains `d'.
exclude_expsyms="_GLOBAL_OFFSET_TABLE_"
# Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
# platforms (ab)use it in PIC code, but their linkers get confused if
# the symbol is explicitly referenced. Since portable code cannot
# rely on this symbol name, it's probably fine to never include it in
# preloaded symbol tables.
extract_expsyms_cmds=
case $host_os in
cygwin* | mingw* | pw32*)
# FIXME: the MSVC++ port hasn't been tested in a loooong time
# When not using gcc, we currently assume that we are using
# Microsoft Visual C++.
if test "$GCC" != yes; then
with_gnu_ld=no
fi
;;
openbsd*)
with_gnu_ld=no
;;
esac
ld_shlibs=yes
if test "$with_gnu_ld" = yes; then
# If archive_cmds runs LD, not CC, wlarc should be empty
wlarc='${wl}'
# See if GNU ld supports shared libraries.
case $host_os in
aix3* | aix4* | aix5*)
# On AIX, the GNU linker is very broken
# Note:Check GNU linker on AIX 5-IA64 when/if it becomes available.
ld_shlibs=no
cat <<EOF 1>&2
*** Warning: the GNU linker, at least up to release 2.9.1, is reported
*** to be unable to reliably create shared libraries on AIX.
*** Therefore, libtool is disabling shared libraries support. If you
*** really care for shared libraries, you may want to modify your PATH
*** so that a non-GNU linker is found, and then restart.
EOF
;;
amigaos*)
archive_cmds='$rm $output_objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
hardcode_libdir_flag_spec='-L$libdir'
hardcode_minus_L=yes
# Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
# that the semantics of dynamic libraries on AmigaOS, at least up
# to version 4, is to share data among multiple programs linked
# with the same dynamic library. Since this doesn't match the
# behavior of shared libraries on other platforms, we can use
# them.
ld_shlibs=no
;;
beos*)
if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
allow_undefined_flag=unsupported
# Joseph Beckenbach <jrb3@best.com> says some releases of gcc
# support --undefined. This deserves some investigation. FIXME
archive_cmds='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
else
ld_shlibs=no
fi
;;
cygwin* | mingw* | pw32*)
# hardcode_libdir_flag_spec is actually meaningless, as there is
# no search path for DLLs.
hardcode_libdir_flag_spec='-L$libdir'
allow_undefined_flag=unsupported
always_export_symbols=yes
extract_expsyms_cmds='test -f $output_objdir/impgen.c ||
sed -e "/^# /* impgen.c starts here *//,/^# /* impgen.c ends here *// { s/^# //;s/^# *$//; p; }" -e d < $''0 > $output_objdir/impgen.c~
test -f $output_objdir/impgen.exe || (cd $output_objdir &&
if test "x$HOST_CC" != "x" ; then $HOST_CC -o impgen impgen.c ;
else $CC -o impgen impgen.c ; fi)~
$output_objdir/impgen $dir/$soroot > $output_objdir/$soname-def'
old_archive_from_expsyms_cmds='$DLLTOOL --as=$AS --dllname $soname --def $output_objdir/$soname-def --output-lib $output_objdir/$newlib'
# cygwin and mingw dlls have different entry points and sets of symbols
# to exclude.
# FIXME: what about values for MSVC?
dll_entry=__cygwin_dll_entry@12
dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12~
case $host_os in
mingw*)
# mingw values
dll_entry=_DllMainCRTStartup@12
dll_exclude_symbols=DllMain@12,DllMainCRTStartup@12,DllEntryPoint@12~
;;
esac
# mingw and cygwin differ, and it's simplest to just exclude the union
# of the two symbol sets.
dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12,DllMainCRTStartup@12,DllEntryPoint@12
# recent cygwin and mingw systems supply a stub DllMain which the user
# can override, but on older systems we have to supply one (in ltdll.c)
if test "x$lt_cv_need_dllmain" = "xyes"; then
ltdll_obj='$output_objdir/$soname-ltdll.'"$ac_objext "
ltdll_cmds='test -f $output_objdir/$soname-ltdll.c || sed -e "/^# /* ltdll.c starts here *//,/^# /* ltdll.c ends here *// { s/^# //; p; }" -e d < $''0 > $output_objdir/$soname-ltdll.c~
test -f $output_objdir/$soname-ltdll.$ac_objext || (cd $output_objdir && $CC -c $soname-ltdll.c)~'
else
ltdll_obj=
ltdll_cmds=
fi
# Extract the symbol export list from an `--export-all' def file,
# then regenerate the def file from the symbol export list, so that
# the compiled dll only exports the symbol export list.
# Be careful not to strip the DATA tag left be newer dlltools.
export_symbols_cmds="$ltdll_cmds"'
$DLLTOOL --export-all --exclude-symbols '$dll_exclude_symbols' --output-def $output_objdir/$soname-def '$ltdll_obj'$libobjs $convenience~
sed -e "1,/EXPORTS/d" -e "s/ @ [[0-9]]*//" -e "s/ *;.*$//" < $output_objdir/$soname-def > $export_symbols'
# If the export-symbols file already is a .def file (1st line
# is EXPORTS), use it as is.
# If DATA tags from a recent dlltool are present, honour them!
archive_expsym_cmds='if test "x`head -1 $export_symbols`" = xEXPORTS; then
cp $export_symbols $output_objdir/$soname-def;
else
echo EXPORTS > $output_objdir/$soname-def;
_lt_hint=1;
cat $export_symbols | while read symbol; do
set dummy $symbol;
case [$]# in
2) echo " [$]2 @ $_lt_hint ; " >> $output_objdir/$soname-def;;
*) echo " [$]2 @ $_lt_hint [$]3 ; " >> $output_objdir/$soname-def;;
esac;
_lt_hint=`expr 1 + $_lt_hint`;
done;
fi~
'"$ltdll_cmds"'
$CC -Wl,--base-file,$output_objdir/$soname-base '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$libobjs $deplibs $compiler_flags~
$DLLTOOL --as=$AS --dllname $soname --exclude-symbols '$dll_exclude_symbols' --def $output_objdir/$soname-def --base-file $output_objdir/$soname-base --output-exp $output_objdir/$soname-exp~
$CC -Wl,--base-file,$output_objdir/$soname-base $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$libobjs $deplibs $compiler_flags~
$DLLTOOL --as=$AS --dllname $soname --exclude-symbols '$dll_exclude_symbols' --def $output_objdir/$soname-def --base-file $output_objdir/$soname-base --output-exp $output_objdir/$soname-exp --output-lib $output_objdir/$libname.dll.a~
$CC $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$libobjs $deplibs $compiler_flags'
;;
netbsd*)
if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
archive_cmds='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
wlarc=
else
archive_cmds='$CC -shared -nodefaultlibs $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
archive_expsym_cmds='$CC -shared -nodefaultlibs $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
fi
;;
solaris* | sysv5*)
if $LD -v 2>&1 | egrep 'BFD 2.8' > /dev/null; then
ld_shlibs=no
cat <<EOF 1>&2
*** Warning: The releases 2.8.* of the GNU linker cannot reliably
*** create shared libraries on Solaris systems. Therefore, libtool
*** is disabling shared libraries support. We urge you to upgrade GNU
*** binutils to release 2.9.1 or newer. Another option is to modify
*** your PATH or compiler configuration so that the native linker is
*** used, and then restart.
EOF
elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
else
ld_shlibs=no
fi
;;
sunos4*)
archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
wlarc=
hardcode_direct=yes
hardcode_shlibpath_var=no
;;
*)
if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
else
ld_shlibs=no
fi
;;
esac
if test "$ld_shlibs" = yes; then
runpath_var=LD_RUN_PATH
hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
export_dynamic_flag_spec='${wl}--export-dynamic'
case $host_os in
cygwin* | mingw* | pw32*)
# dlltool doesn't understand --whole-archive et. al.
whole_archive_flag_spec=
;;
*)
# ancient GNU ld didn't support --whole-archive et. al.
if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then
whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
else
whole_archive_flag_spec=
fi
;;
esac
fi
else
# PORTME fill in a description of your system's linker (not GNU ld)
case $host_os in
aix3*)
allow_undefined_flag=unsupported
always_export_symbols=yes
archive_expsym_cmds='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
# Note: this linker hardcodes the directories in LIBPATH if there
# are no directories specified by -L.
hardcode_minus_L=yes
if test "$GCC" = yes && test -z "$link_static_flag"; then
# Neither direct hardcoding nor static linking is supported with a
# broken collect2.
hardcode_direct=unsupported
fi
;;
aix4* | aix5*)
if test "$host_cpu" = ia64; then
# On IA64, the linker does run time linking by default, so we don't
# have to do anything special.
aix_use_runtimelinking=no
exp_sym_flag='-Bexport'
no_entry_flag=""
else
aix_use_runtimelinking=no
# Test if we are trying to use run time linking or normal
# AIX style linking. If -brtl is somewhere in LDFLAGS, we
# need to do runtime linking.
case $host_os in aix4.[[23]]|aix4.[[23]].*|aix5*)
for ld_flag in $LDFLAGS; do
if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
aix_use_runtimelinking=yes
break
fi
done
esac
exp_sym_flag='-bexport'
no_entry_flag='-bnoentry'
fi
# When large executables or shared objects are built, AIX ld can
# have problems creating the table of contents. If linking a library
# or program results in "error TOC overflow" add -mminimal-toc to
# CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not
# enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
hardcode_direct=yes
archive_cmds=''
hardcode_libdir_separator=':'
if test "$GCC" = yes; then
case $host_os in aix4.[[012]]|aix4.[[012]].*)
collect2name=`${CC} -print-prog-name=collect2`
if test -f "$collect2name" &&
strings "$collect2name" | grep resolve_lib_name >/dev/null
then
# We have reworked collect2
hardcode_direct=yes
else
# We have old collect2
hardcode_direct=unsupported
# It fails to find uninstalled libraries when the uninstalled
# path is not listed in the libpath. Setting hardcode_minus_L
# to unsupported forces relinking
hardcode_minus_L=yes
hardcode_libdir_flag_spec='-L$libdir'
hardcode_libdir_separator=
fi
esac
shared_flag='-shared'
else
# not using gcc
if test "$host_cpu" = ia64; then
shared_flag='${wl}-G'
else
if test "$aix_use_runtimelinking" = yes; then
shared_flag='${wl}-G'
else
shared_flag='${wl}-bM:SRE'
fi
fi
fi
# It seems that -bexpall can do strange things, so it is better to
# generate a list of symbols to export.
always_export_symbols=yes
if test "$aix_use_runtimelinking" = yes; then
# Warning - without using the other runtime loading flags (-brtl),
# -berok will link without error, but may produce a broken library.
allow_undefined_flag='-berok'
hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib'
archive_expsym_cmds="$CC"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then echo "${wl}${allow_undefined_flag}"; else :; fi` '"${wl}$no_entry_flag ${wl}$exp_sym_flag:$export_symbols $shared_flag"
else
if test "$host_cpu" = ia64; then
hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
allow_undefined_flag="-z nodefs"
archive_expsym_cmds="$CC $shared_flag"' -o $output_objdir/$soname ${wl}-h$soname $libobjs $deplibs $compiler_flags ${wl}${allow_undefined_flag} '"${wl}$no_entry_flag ${wl}$exp_sym_flag:$export_symbols"
else
hardcode_libdir_flag_spec='${wl}-bnolibpath ${wl}-blibpath:$libdir:/usr/lib:/lib'
# Warning - without using the other run time loading flags,
# -berok will link without error, but may produce a broken library.
allow_undefined_flag='${wl}-berok'
# This is a bit strange, but is similar to how AIX traditionally builds
# it's shared libraries.
archive_expsym_cmds="$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${allow_undefined_flag} '"${wl}$no_entry_flag ${wl}$exp_sym_flag:$export_symbols"' ~$AR -crlo $objdir/$libname$release.a $objdir/$soname'
fi
fi
;;
amigaos*)
archive_cmds='$rm $output_objdir/a2ixlibrary.data~$echo "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$echo "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$echo "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$echo "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
hardcode_libdir_flag_spec='-L$libdir'
hardcode_minus_L=yes
# see comment about different semantics on the GNU ld section
ld_shlibs=no
;;
cygwin* | mingw* | pw32*)
# When not using gcc, we currently assume that we are using
# Microsoft Visual C++.
# hardcode_libdir_flag_spec is actually meaningless, as there is
# no search path for DLLs.
hardcode_libdir_flag_spec=' '
allow_undefined_flag=unsupported
# Tell ltmain to make .lib files, not .a files.
libext=lib
# FIXME: Setting linknames here is a bad hack.
archive_cmds='$CC -o $lib $libobjs $compiler_flags `echo "$deplibs" | sed -e '''s/ -lc$//'''` -link -dll~linknames='
# The linker will automatically build a .lib file if we build a DLL.
old_archive_from_new_cmds='true'
# FIXME: Should let the user specify the lib program.
old_archive_cmds='lib /OUT:$oldlib$oldobjs$old_deplibs'
fix_srcfile_path='`cygpath -w "$srcfile"`'
;;
darwin* | rhapsody*)
case "$host_os" in
rhapsody* | darwin1.[[012]])
allow_undefined_flag='-undefined suppress'
;;
*) # Darwin 1.3 on
allow_undefined_flag='-flat_namespace -undefined suppress'
;;
esac
# FIXME: Relying on posixy $() will cause problems for
# cross-compilation, but unfortunately the echo tests do not
# yet detect zsh echo's removal of escapes.
archive_cmds='$nonopt $(test "x$module" = xyes && echo -bundle || echo -dynamiclib) $allow_undefined_flag -o $lib $libobjs $deplibs$linker_flags -install_name $rpath/$soname $verstring'
# We need to add '_' to the symbols in $export_symbols first
#archive_expsym_cmds="$archive_cmds"' && strip -s $export_symbols'
hardcode_direct=yes
hardcode_shlibpath_var=no
whole_archive_flag_spec='-all_load $convenience'
;;
freebsd1*)
ld_shlibs=no
;;
# FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
# support. Future versions do this automatically, but an explicit c++rt0.o
# does not break anything, and helps significantly (at the cost of a little
# extra space).
freebsd2.2*)
archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
hardcode_libdir_flag_spec='-R$libdir'
hardcode_direct=yes
hardcode_shlibpath_var=no
;;
# Unfortunately, older versions of FreeBSD 2 do not have this feature.
freebsd2*)
archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
hardcode_direct=yes
hardcode_minus_L=yes
hardcode_shlibpath_var=no
;;
# FreeBSD 3 and greater uses gcc -shared to do shared libraries.
freebsd*)
archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
hardcode_libdir_flag_spec='-R$libdir'
hardcode_direct=yes
hardcode_shlibpath_var=no
;;
hpux9* | hpux10* | hpux11*)
case $host_os in
hpux9*) archive_cmds='$rm $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib' ;;
*) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' ;;
esac
hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
hardcode_libdir_separator=:
hardcode_direct=yes
hardcode_minus_L=yes # Not in the search PATH, but as the default
# location of the library.
export_dynamic_flag_spec='${wl}-E'
;;
irix5* | irix6*)
if test "$GCC" = yes; then
archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
else
archive_cmds='$LD -shared $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${output_objdir}/so_locations -o $lib'
fi
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
hardcode_libdir_separator=:
link_all_deplibs=yes
;;
netbsd*)
if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then
archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' # a.out
else
archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linker_flags' # ELF
fi
hardcode_libdir_flag_spec='-R$libdir'
hardcode_direct=yes
hardcode_shlibpath_var=no
;;
newsos6)
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
hardcode_direct=yes
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
hardcode_libdir_separator=:
hardcode_shlibpath_var=no
;;
openbsd*)
hardcode_direct=yes
hardcode_shlibpath_var=no
if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $linker_flags'
hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
export_dynamic_flag_spec='${wl}-E'
else
case "$host_os" in
openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
hardcode_libdir_flag_spec='-R$libdir'
;;
*)
archive_cmds='$CC -shared $pic_flag -o $lib $libobjs $deplibs $linker_flags'
hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
;;
esac
fi
;;
os2*)
hardcode_libdir_flag_spec='-L$libdir'
hardcode_minus_L=yes
allow_undefined_flag=unsupported
archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$echo "DESCRIPTION "$libname"" >> $output_objdir/$libname.def~$echo DATA >> $output_objdir/$libname.def~$echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~$echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
old_archive_from_new_cmds='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
;;
osf3*)
if test "$GCC" = yes; then
allow_undefined_flag=' ${wl}-expect_unresolved ${wl}*'
archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
else
allow_undefined_flag=' -expect_unresolved *'
archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${output_objdir}/so_locations -o $lib'
fi
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
hardcode_libdir_separator=:
;;
osf4* | osf5*) # as osf3* with the addition of -msym flag
if test "$GCC" = yes; then
allow_undefined_flag=' ${wl}-expect_unresolved ${wl}*'
archive_cmds='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
else
allow_undefined_flag=' -expect_unresolved *'
archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${output_objdir}/so_locations -o $lib'
archive_expsym_cmds='for i in `cat $export_symbols`; do printf "-exported_symbol " >> $lib.exp; echo "$i" >> $lib.exp; done; echo "-hidden">> $lib.exp~
$LD -shared${allow_undefined_flag} -input $lib.exp $linker_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib~$rm $lib.exp'
#Both c and cxx compiler support -rpath directly
hardcode_libdir_flag_spec='-rpath $libdir'
fi
hardcode_libdir_separator=:
;;
sco3.2v5*)
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
hardcode_shlibpath_var=no
runpath_var=LD_RUN_PATH
hardcode_runpath_var=yes
export_dynamic_flag_spec='${wl}-Bexport'
;;
solaris*)
# gcc --version < 3.0 without binutils cannot create self contained
# shared libraries reliably, requiring libgcc.a to resolve some of
# the object symbols generated in some cases. Libraries that use
# assert need libgcc.a to resolve __eprintf, for example. Linking
# a copy of libgcc.a into every shared library to guarantee resolving
# such symbols causes other problems: According to Tim Van Holder
# <tim.van.holder@pandora.be>, C++ libraries end up with a separate
# (to the application) exception stack for one thing.
no_undefined_flag=' -z defs'
if test "$GCC" = yes; then
case `$CC --version 2>/dev/null` in
[[12]].*)
cat <<EOF 1>&2
*** Warning: Releases of GCC earlier than version 3.0 cannot reliably
*** create self contained shared libraries on Solaris systems, without
*** introducing a dependency on libgcc.a. Therefore, libtool is disabling
*** -no-undefined support, which will at least allow you to build shared
*** libraries. However, you may find that when you link such libraries
*** into an application without using GCC, you have to manually add
*** `gcc --print-libgcc-file-name` to the link command. We urge you to
*** upgrade to a newer version of GCC. Another option is to rebuild your
*** current GCC to use the GNU linker from GNU binutils 2.9.1 or newer.
EOF
no_undefined_flag=
;;
esac
fi
# $CC -shared without GNU ld will not create a library from C++
# object files and a static libstdc++, better avoid it by now
archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/(.*)/1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
hardcode_libdir_flag_spec='-R$libdir'
hardcode_shlibpath_var=no
case $host_os in
solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
*) # Supported since Solaris 2.6 (maybe 2.5.1?)
whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;;
esac
link_all_deplibs=yes
;;
sunos4*)
if test "x$host_vendor" = xsequent; then
# Use $CC to link under sequent, because it throws in some extra .o
# files that make .init and .fini sections work.
archive_cmds='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
else
archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
fi
hardcode_libdir_flag_spec='-L$libdir'
hardcode_direct=yes
hardcode_minus_L=yes
hardcode_shlibpath_var=no
;;
sysv4)
if test "x$host_vendor" = xsno; then
archive_cmds='$LD -G -Bsymbolic -h $soname -o $lib $libobjs $deplibs $linker_flags'
hardcode_direct=yes # is this really true???
else
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
hardcode_direct=no #Motorola manual says yes, but my tests say they lie
fi
runpath_var='LD_RUN_PATH'
hardcode_shlibpath_var=no
;;
sysv4.3*)
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
hardcode_shlibpath_var=no
export_dynamic_flag_spec='-Bexport'
;;
sysv5*)
no_undefined_flag=' -z text'
# $CC -shared without GNU ld will not create a library from C++
# object files and a static libstdc++, better avoid it by now
archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/(.*)/1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~
$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp'
hardcode_libdir_flag_spec=
hardcode_shlibpath_var=no
runpath_var='LD_RUN_PATH'
;;
uts4*)
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
hardcode_libdir_flag_spec='-L$libdir'
hardcode_shlibpath_var=no
;;
dgux*)
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
hardcode_libdir_flag_spec='-L$libdir'
hardcode_shlibpath_var=no
;;
sysv4*MP*)
if test -d /usr/nec; then
archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
hardcode_shlibpath_var=no
runpath_var=LD_RUN_PATH
hardcode_runpath_var=yes
ld_shlibs=yes
fi
;;
sysv4.2uw2*)
archive_cmds='$LD -G -o $lib $libobjs $deplibs $linker_flags'
hardcode_direct=yes
hardcode_minus_L=no
hardcode_shlibpath_var=no
hardcode_runpath_var=yes
runpath_var=LD_RUN_PATH
;;
sysv5uw7* | unixware7*)
no_undefined_flag='${wl}-z ${wl}text'
if test "$GCC" = yes; then
archive_cmds='$CC -shared ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
else
archive_cmds='$CC -G ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
fi
runpath_var='LD_RUN_PATH'
hardcode_shlibpath_var=no
;;
*)
ld_shlibs=no
;;
esac
fi
AC_MSG_RESULT([$ld_shlibs])
test "$ld_shlibs" = no && can_build_shared=no
# Check hardcoding attributes.
AC_MSG_CHECKING([how to hardcode library paths into programs])
hardcode_action=
if test -n "$hardcode_libdir_flag_spec" ||
test -n "$runpath_var"; then
# We can hardcode non-existant directories.
if test "$hardcode_direct" != no &&
# If the only mechanism to avoid hardcoding is shlibpath_var, we
# have to relink, otherwise we might link with an installed library
# when we should be linking with a yet-to-be-installed one
## test "$hardcode_shlibpath_var" != no &&
test "$hardcode_minus_L" != no; then
# Linking always hardcodes the temporary library directory.
hardcode_action=relink
else
# We can link without hardcoding, and we can hardcode nonexisting dirs.
hardcode_action=immediate
fi
else
# We cannot hardcode anything, or else we can only hardcode existing
# directories.
hardcode_action=unsupported
fi
AC_MSG_RESULT([$hardcode_action])
striplib=
old_striplib=
AC_MSG_CHECKING([whether stripping libraries is possible])
if test -n "$STRIP" && $STRIP -V 2>&1 | grep "GNU strip" >/dev/null; then
test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
test -z "$striplib" && striplib="$STRIP --strip-unneeded"
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
reload_cmds='$LD$reload_flag -o $output$reload_objs'
test -z "$deplibs_check_method" && deplibs_check_method=unknown
# PORTME Fill in your ld.so characteristics
AC_MSG_CHECKING([dynamic linker characteristics])
library_names_spec=
libname_spec='lib$name'
soname_spec=
postinstall_cmds=
postuninstall_cmds=
finish_cmds=
finish_eval=
shlibpath_var=
shlibpath_overrides_runpath=unknown
version_type=none
dynamic_linker="$host_os ld.so"
sys_lib_dlsearch_path_spec="/lib /usr/lib"
sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
case $host_os in
aix3*)
version_type=linux
library_names_spec='${libname}${release}.so$versuffix $libname.a'
shlibpath_var=LIBPATH
# AIX has no versioning support, so we append a major version to the name.
soname_spec='${libname}${release}.so$major'
;;
aix4* | aix5*)
version_type=linux
if test "$host_cpu" = ia64; then
# AIX 5 supports IA64
library_names_spec='${libname}${release}.so$major ${libname}${release}.so$versuffix $libname.so'
shlibpath_var=LD_LIBRARY_PATH
else
# With GCC up to 2.95.x, collect2 would create an import file
# for dependence libraries. The import file would start with
# the line `#! .'. This would cause the generated library to
# depend on `.', always an invalid library. This was fixed in
# development snapshots of GCC prior to 3.0.
case $host_os in
aix4 | aix4.[[01]] | aix4.[[01]].*)
if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
echo ' yes '
echo '#endif'; } | ${CC} -E - | grep yes > /dev/null; then
:
else
can_build_shared=no
fi
;;
esac
# AIX (on Power*) has no versioning support, so currently we can
# not hardcode correct soname into executable. Probably we can
# add versioning support to collect2, so additional links can
# be useful in future.
if test "$aix_use_runtimelinking" = yes; then
# If using run time linking (on AIX 4.2 or later) use lib<name>.so
# instead of lib<name>.a to let people know that these are not
# typical AIX shared libraries.
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
else
# We preserve .a as extension for shared libraries through AIX4.2
# and later when we are not doing run time linking.
library_names_spec='${libname}${release}.a $libname.a'
soname_spec='${libname}${release}.so$major'
fi
shlibpath_var=LIBPATH
fi
;;
amigaos*)
library_names_spec='$libname.ixlibrary $libname.a'
# Create ${libname}_ixlibrary.a entries in /sys/libs.
finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '''s%^.*/([[^/]]*).ixlibrary$%1%'''`; test $rm /sys/libs/${libname}_ixlibrary.a; $show "(cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a)"; (cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a) || exit 1; done'
;;
beos*)
library_names_spec='${libname}.so'
dynamic_linker="$host_os ld.so"
shlibpath_var=LIBRARY_PATH
;;
bsdi4*)
version_type=linux
need_version=no
library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
soname_spec='${libname}${release}.so$major'
finish_cmds='PATH="$PATH:/sbin" ldconfig $libdir'
shlibpath_var=LD_LIBRARY_PATH
sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
export_dynamic_flag_spec=-rdynamic
# the default ld.so.conf also contains /usr/contrib/lib and
# /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
# libtool to hard-code these into programs
;;
cygwin* | mingw* | pw32*)
version_type=windows
need_version=no
need_lib_prefix=no
case $GCC,$host_os in
yes,cygwin*)
library_names_spec='$libname.dll.a'
soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | sed -e 's/[[.]]/-/g'`${versuffix}.dll'
postinstall_cmds='dlpath=`bash 2>&1 -c '''. $dir/${file}i;echo $dlname'''`~
dldir=$destdir/`dirname $dlpath`~
test -d $dldir || mkdir -p $dldir~
$install_prog .libs/$dlname $dldir/$dlname'
postuninstall_cmds='dldll=`bash 2>&1 -c '''. $file; echo $dlname'''`~
dlpath=$dir/$dldll~
$rm $dlpath'
;;
yes,mingw*)
library_names_spec='${libname}`echo ${release} | sed -e 's/[[.]]/-/g'`${versuffix}.dll'
sys_lib_search_path_spec=`$CC -print-search-dirs | grep "^libraries:" | sed -e "s/^libraries://" -e "s/;/ /g"`
;;
yes,pw32*)
library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll'
;;
*)
library_names_spec='${libname}`echo ${release} | sed -e 's/[[.]]/-/g'`${versuffix}.dll $libname.lib'