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Rev | Author | Line No. | Line |
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3 | paul | 1 | #### This script is meant to be sourced by ltconfig. |
2 | |||
3 | # ltcf-c.sh - Create a C compiler specific configuration |
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4 | # |
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5 | # Copyright (C) 1996-2000, 2001 Free Software Foundation, Inc. |
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6 | # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 |
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7 | # |
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8 | # This file is free software; you can redistribute it and/or modify it |
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9 | # under the terms of the GNU General Public License as published by |
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10 | # the Free Software Foundation; either version 2 of the License, or |
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11 | # (at your option) any later version. |
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12 | # |
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13 | # This program is distributed in the hope that it will be useful, but |
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14 | # WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 | # General Public License for more details. |
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17 | # |
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18 | # You should have received a copy of the GNU General Public License |
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19 | # along with this program; if not, write to the Free Software |
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20 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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21 | # |
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22 | # As a special exception to the GNU General Public License, if you |
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23 | # distribute this file as part of a program that contains a |
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24 | # configuration script generated by Autoconf, you may include it under |
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25 | # the same distribution terms that you use for the rest of that program. |
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26 | |||
27 | |||
28 | # Source file extension for C test sources. |
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29 | ac_ext=c |
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30 | |||
31 | # Object file extension for compiled C test sources. |
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32 | objext=o |
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33 | |||
34 | # Code to be used in simple compile tests |
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35 | lt_simple_compile_test_code="int some_variable = 0;" |
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36 | |||
37 | # Code to be used in simple link tests |
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38 | lt_simple_link_test_code='main(){return(0);}' |
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39 | |||
40 | ## Linker Characteristics |
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41 | case $host_os in |
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42 | cygwin* | mingw*) |
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43 | # FIXME: the MSVC++ port hasn't been tested in a loooong time |
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44 | # When not using gcc, we currently assume that we are using |
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45 | # Microsoft Visual C++. |
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46 | if test "$with_gcc" != yes; then |
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47 | with_gnu_ld=no |
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48 | fi |
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49 | ;; |
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50 | |||
51 | esac |
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52 | |||
53 | ld_shlibs=yes |
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54 | if test "$with_gnu_ld" = yes; then |
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55 | # If archive_cmds runs LD, not CC, wlarc should be empty |
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56 | wlarc='${wl}' |
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57 | |||
58 | # See if GNU ld supports shared libraries. |
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59 | case $host_os in |
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60 | aix3* | aix4* | aix5*) |
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61 | # On AIX, the GNU linker is very broken |
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62 | ld_shlibs=no |
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63 | cat <<EOF 1>&2 |
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64 | |||
65 | *** Warning: the GNU linker, at least up to release 2.9.1, is reported |
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66 | *** to be unable to reliably create shared libraries on AIX. |
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67 | *** Therefore, libtool is disabling shared libraries support. If you |
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68 | *** really care for shared libraries, you may want to modify your PATH |
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69 | *** so that a non-GNU linker is found, and then restart. |
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70 | |||
71 | EOF |
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72 | ;; |
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73 | |||
74 | amigaos*) |
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75 | archive_cmds='$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 $output_objdir && a2ixlibrary -32)' |
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76 | hardcode_libdir_flag_spec='-L$libdir' |
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77 | hardcode_minus_L=yes |
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78 | |||
79 | # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports |
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80 | # that the semantics of dynamic libraries on AmigaOS, at least up |
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81 | # to version 4, is to share data among multiple programs linked |
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82 | # with the same dynamic library. Since this doesn't match the |
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83 | # behavior of shared libraries on other platforms, we can use |
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84 | # them. |
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85 | ld_shlibs=no |
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86 | ;; |
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87 | |||
88 | beos*) |
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89 | if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then |
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90 | allow_undefined_flag=unsupported |
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91 | # Joseph Beckenbach <jrb3@best.com> says some releases of gcc |
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92 | # support --undefined. This deserves some investigation. FIXME |
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93 | archive_cmds='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' |
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94 | else |
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95 | ld_shlibs=no |
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96 | fi |
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97 | ;; |
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98 | |||
99 | cygwin* | mingw*) |
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100 | # hardcode_libdir_flag_spec is actually meaningless, as there is |
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101 | # no search path for DLLs. |
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102 | hardcode_libdir_flag_spec='-L$libdir' |
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103 | allow_undefined_flag=unsupported |
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104 | always_export_symbols=yes |
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105 | |||
106 | extract_expsyms_cmds='test -f $output_objdir/impgen.c || \ |
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107 | sed -e "/^# \/\* impgen\.c starts here \*\//,/^# \/\* impgen.c ends here \*\// { s/^# //; p; }" -e d < $0 > $output_objdir/impgen.c~ |
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108 | test -f $output_objdir/impgen.exe || (cd $output_objdir && \ |
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109 | if test "x$HOST_CC" != "x" ; then $HOST_CC -o impgen impgen.c ; \ |
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110 | else $CC -o impgen impgen.c ; fi)~ |
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111 | $output_objdir/impgen $dir/$soroot > $output_objdir/$soname-def' |
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112 | |||
113 | old_archive_from_expsyms_cmds='$DLLTOOL --as=$AS --dllname $soname --def $output_objdir/$soname-def --output-lib $output_objdir/$newlib' |
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114 | |||
115 | # cygwin and mingw dlls have different entry points and sets of symbols |
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116 | # to exclude. |
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117 | # FIXME: what about values for MSVC? |
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118 | dll_entry=__cygwin_dll_entry@12 |
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119 | dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12~ |
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120 | case $host_os in |
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121 | mingw*) |
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122 | # mingw values |
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123 | dll_entry=_DllMainCRTStartup@12 |
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124 | dll_exclude_symbols=DllMain@12,DllMainCRTStartup@12,DllEntryPoint@12~ |
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125 | ;; |
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126 | esac |
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127 | |||
128 | # mingw and cygwin differ, and it's simplest to just exclude the union |
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129 | # of the two symbol sets. |
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130 | dll_exclude_symbols=DllMain@12,_cygwin_dll_entry@12,_cygwin_noncygwin_dll_entry@12,DllMainCRTStartup@12,DllEntryPoint@12 |
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131 | |||
132 | # recent cygwin and mingw systems supply a stub DllMain which the user |
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133 | # can override, but on older systems we have to supply one (in ltdll.c) |
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134 | if test "x$lt_cv_need_dllmain" = "xyes"; then |
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135 | ltdll_obj='$output_objdir/$soname-ltdll.'"$objext " |
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136 | 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~ |
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137 | test -f $output_objdir/$soname-ltdll.$objext || (cd $output_objdir && $CC -c $soname-ltdll.c)~' |
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138 | else |
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139 | ltdll_obj= |
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140 | ltdll_cmds= |
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141 | fi |
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142 | |||
143 | # Extract the symbol export list from an `--export-all' def file, |
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144 | # then regenerate the def file from the symbol export list, so that |
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145 | # the compiled dll only exports the symbol export list. |
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146 | # Be careful not to strip the DATA tag left be newer dlltools. |
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147 | export_symbols_cmds="$ltdll_cmds"' |
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148 | $DLLTOOL --export-all --exclude-symbols '$dll_exclude_symbols' --output-def $output_objdir/$soname-def '$ltdll_obj'$libobjs $convenience~ |
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149 | sed -e "1,/EXPORTS/d" -e "s/ @ [0-9]*//" -e "s/ *;.*$//" < $output_objdir/$soname-def > $export_symbols' |
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150 | |||
151 | # If the export-symbols file already is a .def file (1st line |
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152 | # is EXPORTS), use it as is. |
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153 | # If DATA tags from a recent dlltool are present, honour them! |
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154 | archive_expsym_cmds='if test "x`head -1 $export_symbols`" = xEXPORTS; then |
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155 | cp $export_symbols $output_objdir/$soname-def; |
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156 | else |
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157 | echo EXPORTS > $output_objdir/$soname-def; |
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158 | _lt_hint=1; |
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159 | cat $export_symbols | while read symbol; do |
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160 | set dummy \$symbol; |
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161 | case \[$]# in |
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162 | 2) echo " \[$]2 @ \$_lt_hint ; " >> $output_objdir/$soname-def;; |
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163 | *) echo " \[$]2 @ \$_lt_hint \[$]3 ; " >> $output_objdir/$soname-def;; |
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164 | esac; |
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165 | _lt_hint=`expr 1 + \$_lt_hint`; |
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166 | done; |
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167 | fi~ |
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168 | '"$ltdll_cmds"' |
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169 | $CC -Wl,--base-file,$output_objdir/$soname-base '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$libobjs $deplibs $compiler_flags~ |
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170 | $DLLTOOL --as=$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~ |
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171 | $CC -Wl,--base-file,$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~ |
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172 | $DLLTOOL --as=$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~ |
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173 | $CC $output_objdir/$soname-exp '$lt_cv_cc_dll_switch' -Wl,-e,'$dll_entry' -o $output_objdir/$soname '$ltdll_obj'$libobjs $deplibs $compiler_flags' |
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174 | ;; |
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175 | |||
176 | darwin* | rhapsody*) |
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177 | allow_undefined_flag='-undefined suppress' |
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178 | archive_cmds='$CC `test .$module = .yes && echo -bundle || echo -dynamiclib` $allow_undefined_flag -o $lib $libobjs $deplibs $linkopts -install_name $rpath/$soname `test -n "$verstring" -a x$verstring != x0.0 && echo $verstring`' |
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179 | # We need to add '_' to the symbols in $export_symbols first |
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180 | #archive_expsym_cmds="$archive_cmds"' && strip -s $export_symbols' |
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181 | hardcode_direct=yes |
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182 | hardcode_shlibpath_var=no |
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183 | whole_archive_flag_spec='-all_load $convenience' |
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184 | ;; |
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185 | |||
186 | netbsd*) |
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187 | if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then |
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188 | archive_cmds='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib' |
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189 | wlarc= |
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190 | else |
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191 | archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' |
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192 | archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' |
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193 | fi |
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194 | ;; |
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195 | |||
196 | solaris* | sysv5*) |
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197 | if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then |
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198 | ld_shlibs=no |
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199 | cat <<EOF 1>&2 |
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200 | |||
201 | *** Warning: The releases 2.8.* of the GNU linker cannot reliably |
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202 | *** create shared libraries on Solaris systems. Therefore, libtool |
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203 | *** is disabling shared libraries support. We urge you to upgrade GNU |
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204 | *** binutils to release 2.9.1 or newer. Another option is to modify |
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205 | *** your PATH or compiler configuration so that the native linker is |
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206 | *** used, and then restart. |
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207 | |||
208 | EOF |
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209 | elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then |
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210 | archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' |
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211 | archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' |
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212 | else |
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213 | ld_shlibs=no |
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214 | fi |
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215 | ;; |
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216 | |||
217 | sunos4*) |
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218 | archive_cmds='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags' |
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219 | wlarc= |
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220 | hardcode_direct=yes |
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221 | hardcode_shlibpath_var=no |
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222 | ;; |
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223 | |||
224 | *) |
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225 | if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then |
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226 | archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib' |
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227 | archive_expsym_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib' |
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228 | else |
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229 | ld_shlibs=no |
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230 | fi |
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231 | ;; |
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232 | esac |
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233 | |||
234 | case "$host_os" in |
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235 | freebsd*) |
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236 | skip_need_lc_check=yes |
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237 | ;; |
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238 | esac |
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239 | |||
240 | if test "$ld_shlibs" = yes; then |
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241 | runpath_var=LD_RUN_PATH |
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242 | hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir' |
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243 | export_dynamic_flag_spec='${wl}--export-dynamic' |
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244 | case $host_os in |
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245 | cygwin* | mingw*) |
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246 | # dlltool doesn't understand --whole-archive et. al. |
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247 | whole_archive_flag_spec= |
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248 | ;; |
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249 | *) |
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250 | # ancient GNU ld didn't support --whole-archive et. al. |
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251 | if $LD --help 2>&1 | egrep 'no-whole-archive' > /dev/null; then |
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252 | whole_archive_flag_spec="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive' |
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253 | else |
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254 | whole_archive_flag_spec= |
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255 | fi |
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256 | ;; |
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257 | esac |
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258 | fi |
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259 | else |
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260 | # PORTME fill in a description of your system's linker (not GNU ld) |
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261 | case $host_os in |
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262 | aix3*) |
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263 | allow_undefined_flag=unsupported |
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264 | always_export_symbols=yes |
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265 | archive_expsym_cmds='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname' |
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266 | # Note: this linker hardcodes the directories in LIBPATH if there |
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267 | # are no directories specified by -L. |
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268 | hardcode_minus_L=yes |
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269 | if test "$with_gcc" = yes && test -z "$link_static_flag"; then |
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270 | # Neither direct hardcoding nor static linking is supported with a |
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271 | # broken collect2. |
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272 | hardcode_direct=unsupported |
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273 | fi |
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274 | ;; |
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275 | |||
276 | aix4* | aix5*) |
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277 | hardcode_direct=yes |
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278 | hardcode_libdir_separator=':' |
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279 | link_all_deplibs=yes |
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280 | # When large executables or shared objects are built, AIX ld can |
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281 | # have problems creating the table of contents. If linking a library |
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282 | # or program results in "error TOC overflow" add -mminimal-toc to |
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283 | # CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not |
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284 | # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS. |
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285 | if test "$with_gcc" = yes; then |
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286 | case $host_os in aix4.[012]|aix4.[012].*) |
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287 | # We only want to do this on AIX 4.2 and lower, the check |
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288 | # below for broken collect2 doesn't work under 4.3+ |
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289 | collect2name=`${CC} -print-prog-name=collect2` |
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290 | if test -f "$collect2name" && \ |
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291 | strings "$collect2name" | grep resolve_lib_name >/dev/null |
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292 | then |
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293 | # We have reworked collect2 |
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294 | hardcode_direct=yes |
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295 | else |
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296 | # We have old collect2 |
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297 | hardcode_direct=unsupported |
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298 | # It fails to find uninstalled libraries when the uninstalled |
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299 | # path is not listed in the libpath. Setting hardcode_minus_L |
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300 | # to unsupported forces relinking |
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301 | hardcode_minus_L=yes |
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302 | hardcode_libdir_flag_spec='-L$libdir' |
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303 | hardcode_libdir_separator= |
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304 | fi |
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305 | esac |
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306 | shared_flag='-shared' |
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307 | else |
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308 | # not using gcc |
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309 | if test "$host_cpu" = ia64; then |
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310 | shared_flag='${wl}-G' |
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311 | else |
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312 | shared_flag='${wl}-bM:SRE' |
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313 | fi |
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314 | fi |
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315 | |||
316 | if test "$host_cpu" = ia64; then |
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317 | # On IA64, the linker does run time linking by default, so we don't |
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318 | # have to do anything special. |
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319 | aix_use_runtimelinking=no |
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320 | exp_sym_flag='-Bexport' |
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321 | no_entry_flag="" |
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322 | else |
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323 | # KDE requires run time linking. Make it the default. |
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324 | aix_use_runtimelinking=yes |
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325 | exp_sym_flag='-bexport' |
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326 | no_entry_flag='-bnoentry' |
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327 | fi |
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328 | # Let the compiler handle the export list. |
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329 | always_export_symbols=no |
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330 | if test "$aix_use_runtimelinking" = yes; then |
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331 | # Warning - without using the other run time loading flags (-brtl), -berok will |
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332 | # link without error, but may produce a broken library. |
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333 | allow_undefined_flag=' ${wl}-berok' |
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334 | # The following three lines along with hardcode_into_libs=yes put the correct path into libraries. |
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335 | hardcode_libdir_flag_spec='${wl}-blibpath:$libdir${libdir:+:}/usr/lib:/lib' |
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336 | archive_cmds='$CC '"$shared_flag"' $libobjs $deplibs $compiler_flags ${wl}-G '"$hardcode_libdir_flag_spec"' -o $lib' |
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337 | archive_expsym_cmds='$CC '"$shared_flag"' $libobjs $deplibs $compiler_flags ${wl}-G '"$hardcode_libdir_flag_spec"' ${wl}'"$exp_sym_flag"':$export_symbols -o $lib' |
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338 | else |
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339 | if test "$host_cpu" = ia64; then |
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340 | hardcode_libdir_flag_spec='${wl}-R $libdir${libdir:+:}/usr/lib:/lib' |
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341 | allow_undefined_flag="-z nodefs" |
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342 | archive_cmds='$CC '"$shared_flag"' $libobjs $deplibs $compiler_flags '"$hardcode_libdir_flag_spec"' -o $lib' |
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343 | archive_expsym_cmds='$CC '"$shared_flag"' $libobjs $deplibs $compiler_flags '"$hardcode_libdir_flag_spec"' ${wl}'"$exp_sym_flag"':$export_symbols -o $lib' |
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344 | else |
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345 | allow_undefined_flag=' ${wl}-berok' |
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346 | # -bexpall does not export symbols beginning with underscore (_) |
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347 | always_export_symbols=yes |
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348 | # Exported symbols can be pulled into shared objects from archives |
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349 | whole_archive_flag_spec=' ' |
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350 | build_libtool_need_lc=yes |
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351 | hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib' |
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352 | # This is similar to how AIX traditionally builds it's shared libraries. |
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353 | archive_expsym_cmds="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs $compiler_flags ${wl}-bE:$export_symbols ${wl}-bnoentry${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname' |
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354 | fi |
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355 | fi |
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356 | ;; |
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357 | |||
358 | amigaos*) |
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359 | 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 $output_objdir && a2ixlibrary -32)' |
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360 | hardcode_libdir_flag_spec='-L$libdir' |
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361 | hardcode_minus_L=yes |
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362 | # see comment about different semantics on the GNU ld section |
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363 | ld_shlibs=no |
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364 | ;; |
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365 | |||
366 | cygwin* | mingw*) |
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367 | # When not using gcc, we currently assume that we are using |
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368 | # Microsoft Visual C++. |
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369 | # hardcode_libdir_flag_spec is actually meaningless, as there is |
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370 | # no search path for DLLs. |
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371 | hardcode_libdir_flag_spec=' ' |
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372 | allow_undefined_flag=unsupported |
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373 | # Tell ltmain to make .lib files, not .a files. |
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374 | libext=lib |
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375 | # FIXME: Setting linknames here is a bad hack. |
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376 | archive_cmds='$CC -o $lib $libobjs $compiler_flags `echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll~linknames=' |
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377 | # The linker will automatically build a .lib file if we build a DLL. |
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378 | old_archive_from_new_cmds='true' |
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379 | # FIXME: Should let the user specify the lib program. |
||
380 | old_archive_cmds='lib /OUT:$oldlib$oldobjs$old_deplibs' |
||
381 | fix_srcfile_path='`cygpath -w "$srcfile"`' |
||
382 | ;; |
||
383 | |||
384 | freebsd1*) |
||
385 | ld_shlibs=no |
||
386 | ;; |
||
387 | |||
388 | # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor |
||
389 | # support. Future versions do this automatically, but an explicit c++rt0.o |
||
390 | # does not break anything, and helps significantly (at the cost of a little |
||
391 | # extra space). |
||
392 | freebsd2.2*) |
||
393 | archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o' |
||
394 | hardcode_libdir_flag_spec='-R$libdir' |
||
395 | hardcode_direct=yes |
||
396 | hardcode_shlibpath_var=no |
||
397 | ;; |
||
398 | |||
399 | # Unfortunately, older versions of FreeBSD 2 do not have this feature. |
||
400 | freebsd2*) |
||
401 | archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' |
||
402 | hardcode_direct=yes |
||
403 | hardcode_minus_L=yes |
||
404 | hardcode_shlibpath_var=no |
||
405 | ;; |
||
406 | |||
407 | # FreeBSD 3 and greater uses gcc -shared to do shared libraries. |
||
408 | freebsd*) |
||
409 | archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags' |
||
410 | hardcode_libdir_flag_spec='-R$libdir' |
||
411 | hardcode_direct=yes |
||
412 | hardcode_shlibpath_var=no |
||
413 | skip_need_lc_check=yes |
||
414 | ;; |
||
415 | |||
416 | hpux9* | hpux10* | hpux11*) |
||
417 | case $host_os in |
||
418 | hpux9*) archive_cmds='$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 $lib' ;; |
||
419 | *) archive_cmds='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags' ;; |
||
420 | esac |
||
421 | hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' |
||
422 | hardcode_libdir_separator=: |
||
423 | hardcode_direct=yes |
||
424 | hardcode_minus_L=yes # Not in the search PATH, but as the default |
||
425 | # location of the library. |
||
426 | export_dynamic_flag_spec='${wl}-E' |
||
427 | ;; |
||
428 | |||
429 | irix5* | irix6*) |
||
430 | if test "$with_gcc" = yes; then |
||
431 | archive_cmds='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && echo ${wl}-set_version ${wl}$verstring` ${wl}-update_registry ${wl}${objdir}/so_locations -o $lib' |
||
432 | else |
||
433 | archive_cmds='$LD -shared $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' |
||
434 | fi |
||
435 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
||
436 | hardcode_libdir_separator=: |
||
437 | link_all_deplibs=yes |
||
438 | ;; |
||
439 | |||
440 | netbsd*) |
||
441 | if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then |
||
442 | archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' # a.out |
||
443 | else |
||
444 | archive_cmds='$LD -shared -o $lib $libobjs $deplibs $linker_flags' # ELF |
||
445 | fi |
||
446 | hardcode_libdir_flag_spec='-R$libdir' |
||
447 | hardcode_direct=yes |
||
448 | hardcode_shlibpath_var=no |
||
449 | ;; |
||
450 | |||
451 | newsos6) |
||
452 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linkopts' |
||
453 | hardcode_direct=yes |
||
454 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
||
455 | hardcode_libdir_separator=: |
||
456 | hardcode_shlibpath_var=no |
||
457 | ;; |
||
458 | |||
459 | openbsd*) |
||
460 | archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' |
||
461 | hardcode_libdir_flag_spec='-R$libdir' |
||
462 | hardcode_direct=yes |
||
463 | hardcode_shlibpath_var=no |
||
464 | ;; |
||
465 | |||
466 | os2*) |
||
467 | hardcode_libdir_flag_spec='-L$libdir' |
||
468 | hardcode_minus_L=yes |
||
469 | allow_undefined_flag=unsupported |
||
470 | archive_cmds='$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' |
||
471 | old_archive_from_new_cmds='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def' |
||
472 | ;; |
||
473 | |||
474 | osf3*) |
||
475 | if test "$with_gcc" = yes; then |
||
476 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' |
||
477 | archive_cmds='$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 ${wl}${objdir}/so_locations -o $lib' |
||
478 | else |
||
479 | allow_undefined_flag=' -expect_unresolved \*' |
||
480 | archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' |
||
481 | fi |
||
482 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
||
483 | hardcode_libdir_separator=: |
||
484 | ;; |
||
485 | |||
486 | osf4* | osf5*) # as osf3* with the addition of -msym flag |
||
487 | if test "$with_gcc" = yes; then |
||
488 | allow_undefined_flag=' ${wl}-expect_unresolved ${wl}\*' |
||
489 | archive_cmds='$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 ${wl}${objdir}/so_locations -o $lib' |
||
490 | else |
||
491 | allow_undefined_flag=' -expect_unresolved \*' |
||
492 | archive_cmds='$LD -shared${allow_undefined_flag} $libobjs $deplibs $linker_flags -msym -soname $soname `test -n "$verstring" && echo -set_version $verstring` -update_registry ${objdir}/so_locations -o $lib' |
||
493 | archive_expsym_cmds='for i in `cat $export_symbols`; do printf "-exported_symbol " >> $lib.exp; echo "\$i" >> $lib.exp; done; echo "-hidden">> $lib.exp~ |
||
494 | $LD -shared${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' |
||
495 | fi |
||
496 | hardcode_libdir_flag_spec='-rpath $libdir' |
||
497 | hardcode_libdir_separator=: |
||
498 | ;; |
||
499 | |||
500 | sco3.2v5*) |
||
501 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
||
502 | hardcode_shlibpath_var=no |
||
503 | runpath_var=LD_RUN_PATH |
||
504 | hardcode_runpath_var=yes |
||
505 | ;; |
||
506 | |||
507 | solaris*) |
||
508 | no_undefined_flag=' -z text' |
||
509 | # $CC -shared without GNU ld will not create a library from C++ |
||
510 | # object files and a static libstdc++, better avoid it by now |
||
511 | archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags' |
||
512 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ |
||
513 | $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp' |
||
514 | hardcode_libdir_flag_spec='-R$libdir' |
||
515 | hardcode_shlibpath_var=no |
||
516 | case $host_os in |
||
517 | solaris2.[0-5] | solaris2.[0-5].*) ;; |
||
518 | *) # Supported since Solaris 2.6 (maybe 2.5.1?) |
||
519 | whole_archive_flag_spec='-z allextract$convenience -z defaultextract' ;; |
||
520 | esac |
||
521 | link_all_deplibs=yes |
||
522 | ;; |
||
523 | |||
524 | sunos4*) |
||
525 | archive_cmds='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags' |
||
526 | hardcode_libdir_flag_spec='-L$libdir' |
||
527 | hardcode_direct=yes |
||
528 | hardcode_minus_L=yes |
||
529 | hardcode_shlibpath_var=no |
||
530 | ;; |
||
531 | |||
532 | sysv4) |
||
533 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
||
534 | runpath_var='LD_RUN_PATH' |
||
535 | hardcode_shlibpath_var=no |
||
536 | hardcode_direct=no #Motorola manual says yes, but my tests say they lie |
||
537 | ;; |
||
538 | |||
539 | sysv4.3*) |
||
540 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
||
541 | hardcode_shlibpath_var=no |
||
542 | export_dynamic_flag_spec='-Bexport' |
||
543 | ;; |
||
544 | |||
545 | sysv5*) |
||
546 | no_undefined_flag=' -z text' |
||
547 | # $CC -shared without GNU ld will not create a library from C++ |
||
548 | # object files and a static libstdc++, better avoid it by now |
||
549 | archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags' |
||
550 | archive_expsym_cmds='$echo "{ global:" > $lib.exp~cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $lib.exp~$echo "local: *; };" >> $lib.exp~ |
||
551 | $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$rm $lib.exp' |
||
552 | hardcode_libdir_flag_spec= |
||
553 | hardcode_shlibpath_var=no |
||
554 | runpath_var='LD_RUN_PATH' |
||
555 | ;; |
||
556 | |||
557 | uts4*) |
||
558 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
||
559 | hardcode_libdir_flag_spec='-L$libdir' |
||
560 | hardcode_shlibpath_var=no |
||
561 | ;; |
||
562 | |||
563 | dgux*) |
||
564 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
||
565 | hardcode_libdir_flag_spec='-L$libdir' |
||
566 | hardcode_shlibpath_var=no |
||
567 | ;; |
||
568 | |||
569 | sysv4*MP*) |
||
570 | if test -d /usr/nec; then |
||
571 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
||
572 | hardcode_shlibpath_var=no |
||
573 | runpath_var=LD_RUN_PATH |
||
574 | hardcode_runpath_var=yes |
||
575 | ld_shlibs=yes |
||
576 | fi |
||
577 | ;; |
||
578 | |||
579 | sysv4.2uw2*) |
||
580 | archive_cmds='$LD -G -o $lib $libobjs $deplibs $linker_flags' |
||
581 | hardcode_direct=yes |
||
582 | hardcode_minus_L=no |
||
583 | hardcode_shlibpath_var=no |
||
584 | hardcode_runpath_var=yes |
||
585 | runpath_var=LD_RUN_PATH |
||
586 | ;; |
||
587 | |||
588 | unixware7*) |
||
589 | archive_cmds='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags' |
||
590 | runpath_var='LD_RUN_PATH' |
||
591 | hardcode_shlibpath_var=no |
||
592 | ;; |
||
593 | |||
594 | *) |
||
595 | ld_shlibs=no |
||
596 | ;; |
||
597 | esac |
||
598 | fi |
||
599 | |||
600 | ## Compiler Characteristics: PIC flags, static flags, etc |
||
601 | if test "X${ac_cv_prog_cc_pic+set}" = Xset; then |
||
602 | : |
||
603 | else |
||
604 | ac_cv_prog_cc_pic= |
||
605 | ac_cv_prog_cc_shlib= |
||
606 | ac_cv_prog_cc_wl= |
||
607 | ac_cv_prog_cc_static= |
||
608 | ac_cv_prog_cc_no_builtin= |
||
609 | ac_cv_prog_cc_can_build_shared=$can_build_shared |
||
610 | |||
611 | if test "$with_gcc" = yes; then |
||
612 | ac_cv_prog_cc_wl='-Wl,' |
||
613 | ac_cv_prog_cc_static='-static' |
||
614 | |||
615 | case $host_os in |
||
616 | aix*) |
||
617 | # All AIX code is PIC. |
||
618 | if test "$host_cpu" = ia64; then |
||
619 | # AIX 5 now supports IA64 processor |
||
620 | lt_cv_prog_cc_static='-Bstatic' |
||
621 | else |
||
622 | lt_cv_prog_cc_static='-bnso -bI:/lib/syscalls.exp' |
||
623 | fi |
||
624 | ;; |
||
625 | amigaos*) |
||
626 | # FIXME: we need at least 68020 code to build shared libraries, but |
||
627 | # adding the `-m68020' flag to GCC prevents building anything better, |
||
628 | # like `-m68040'. |
||
629 | ac_cv_prog_cc_pic='-m68020 -resident32 -malways-restore-a4' |
||
630 | ;; |
||
631 | beos* | irix5* | irix6* | osf3* | osf4* | osf5*) |
||
632 | # PIC is the default for these OSes. |
||
633 | ;; |
||
634 | cygwin* | mingw* | os2*) |
||
635 | # This hack is so that the source file can tell whether it is being |
||
636 | # built for inclusion in a dll (and should export symbols for example). |
||
637 | ac_cv_prog_cc_pic='-DDLL_EXPORT' |
||
638 | ;; |
||
639 | darwin* | rhapsody*) |
||
640 | # PIC is the default on this platform |
||
641 | # Common symbols not allowed in MH_DYLIB files |
||
642 | lt_cv_prog_cc_pic='-fno-common' |
||
643 | ;; |
||
644 | *djgpp*) |
||
645 | # DJGPP does not support shared libraries at all |
||
646 | ac_cv_prog_cc_pic= |
||
647 | ;; |
||
648 | sysv4*MP*) |
||
649 | if test -d /usr/nec; then |
||
650 | ac_cv_prog_cc_pic=-Kconform_pic |
||
651 | fi |
||
652 | ;; |
||
653 | *) |
||
654 | ac_cv_prog_cc_pic='-fPIC' |
||
655 | ;; |
||
656 | esac |
||
657 | else |
||
658 | # PORTME Check for PIC flags for the system compiler. |
||
659 | case $host_os in |
||
660 | aix*) |
||
661 | # All AIX code is PIC. |
||
662 | ac_cv_prog_cc_static="$ac_cv_prog_cc_static ${ac_cv_prog_cc_wl}-lC" |
||
663 | ;; |
||
664 | |||
665 | hpux9* | hpux10* | hpux11*) |
||
666 | # Is there a better ac_cv_prog_cc_static that works with the bundled CC? |
||
667 | ac_cv_prog_cc_wl='-Wl,' |
||
668 | ac_cv_prog_cc_static="${ac_cv_prog_cc_wl}-a ${ac_cv_prog_cc_wl}archive" |
||
669 | ac_cv_prog_cc_pic='+Z' |
||
670 | ;; |
||
671 | |||
672 | irix5* | irix6*) |
||
673 | ac_cv_prog_cc_wl='-Wl,' |
||
674 | ac_cv_prog_cc_static='-non_shared' |
||
675 | # PIC (with -KPIC) is the default. |
||
676 | ;; |
||
677 | |||
678 | cygwin* | mingw* | os2*) |
||
679 | # This hack is so that the source file can tell whether it is being |
||
680 | # built for inclusion in a dll (and should export symbols for example). |
||
681 | ac_cv_prog_cc_pic='-DDLL_EXPORT' |
||
682 | ;; |
||
683 | |||
684 | linux*) |
||
685 | case "$CC" in |
||
686 | ccc*) |
||
687 | # Compaq C |
||
688 | # It appears that all Alpha |
||
689 | # Linux and Compaq Tru64 Unix objects are PIC. |
||
690 | ac_cv_prog_cc_static='-non_shared' |
||
691 | ;; |
||
692 | KCC*) |
||
693 | # KAI C++ |
||
694 | ac_cv_prog_cc_pic='-fPIC' |
||
695 | ac_cv_prog_cc_wl='--backend -Wl,' |
||
696 | ac_cv_prog_cc_static='-Bstatic' |
||
697 | ;; |
||
698 | *) |
||
699 | ;; |
||
700 | esac |
||
701 | ;; |
||
702 | |||
703 | newsos6) |
||
704 | ac_cv_prog_cc_pic='-KPIC' |
||
705 | ac_cv_prog_cc_static='-Bstatic' |
||
706 | ;; |
||
707 | |||
708 | osf3* | osf4* | osf5*) |
||
709 | # All OSF/1 code is PIC. |
||
710 | ac_cv_prog_cc_wl='-Wl,' |
||
711 | ac_cv_prog_cc_static='-non_shared' |
||
712 | ;; |
||
713 | |||
714 | sco3.2v5*) |
||
715 | ac_cv_prog_cc_pic='-Kpic' |
||
716 | ac_cv_prog_cc_static='-dn' |
||
717 | ac_cv_prog_cc_shlib='-belf' |
||
718 | ;; |
||
719 | |||
720 | solaris*) |
||
721 | ac_cv_prog_cc_pic='-KPIC' |
||
722 | ac_cv_prog_cc_static='-Bstatic' |
||
723 | ac_cv_prog_cc_wl='-Wl,' |
||
724 | ;; |
||
725 | |||
726 | sunos4*) |
||
727 | ac_cv_prog_cc_pic='-PIC' |
||
728 | ac_cv_prog_cc_static='-Bstatic' |
||
729 | ac_cv_prog_cc_wl='-Qoption ld ' |
||
730 | ;; |
||
731 | |||
732 | sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) |
||
733 | ac_cv_prog_cc_pic='-KPIC' |
||
734 | ac_cv_prog_cc_static='-Bstatic' |
||
735 | ac_cv_prog_cc_wl='-Wl,' |
||
736 | ;; |
||
737 | |||
738 | uts4*) |
||
739 | ac_cv_prog_cc_pic='-pic' |
||
740 | ac_cv_prog_cc_static='-Bstatic' |
||
741 | ;; |
||
742 | |||
743 | sysv4*MP*) |
||
744 | if test -d /usr/nec ;then |
||
745 | ac_cv_prog_cc_pic='-Kconform_pic' |
||
746 | ac_cv_prog_cc_static='-Bstatic' |
||
747 | fi |
||
748 | ;; |
||
749 | |||
750 | *) |
||
751 | ac_cv_prog_cc_can_build_shared=no |
||
752 | ;; |
||
753 | esac |
||
754 | fi |
||
755 | case "$host_os" in |
||
756 | # Platforms which do not suport PIC and -DPIC is meaningless |
||
757 | # on them: |
||
758 | *djgpp*) |
||
759 | ac_cv_prog_cc_pic= |
||
760 | ;; |
||
761 | *) |
||
762 | ac_cv_prog_cc_pic="$ac_cv_prog_cc_pic -DPIC" |
||
763 | ;; |
||
764 | esac |
||
765 | fi |
||
766 | |||
767 | need_lc=yes |
||
768 | if test "$enable_shared" = yes && test "$with_gcc" = yes; then |
||
769 | case $archive_cmds in |
||
770 | *'~'*) |
||
771 | # FIXME: we may have to deal with multi-command sequences. |
||
772 | ;; |
||
773 | '$CC '*) |
||
774 | # Test whether the compiler implicitly links with -lc since on some |
||
775 | # systems, -lgcc has to come before -lc. If gcc already passes -lc |
||
776 | # to ld, don't add -lc before -lgcc. |
||
777 | echo $ac_n "checking whether -lc should be explicitly linked in... $ac_c" 1>&6 |
||
778 | if eval "test \"`echo '$''{'ac_cv_archive_cmds_needs_lc'+set}'`\" = set"; then |
||
779 | echo $ac_n "(cached) $ac_c" 1>&6 |
||
780 | need_lc=$ac_cv_archive_cmds_needs_lc |
||
781 | elif test "x$skip_need_lc_check" = "xyes" ; then |
||
782 | echo $ac_n "(skipping, using no) $ac_c" 1>&6 |
||
783 | need_lc=no |
||
784 | else |
||
785 | $rm conftest* |
||
786 | echo "static int dummy;" > conftest.$ac_ext |
||
787 | if { (eval echo ltcf-c.sh:need_lc: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then |
||
788 | # Append any warnings to the config.log. |
||
789 | cat conftest.err 1>&5 |
||
790 | soname=conftest |
||
791 | lib=conftest |
||
792 | libobjs=conftest.$ac_objext |
||
793 | deplibs= |
||
794 | wl=$ac_cv_prog_cc_wl |
||
795 | compiler_flags=-v |
||
796 | linker_flags=-v |
||
797 | verstring= |
||
798 | output_objdir=. |
||
799 | libname=conftest |
||
800 | save_allow_undefined_flag=$allow_undefined_flag |
||
801 | allow_undefined_flag= |
||
802 | if { (eval echo ltcf-c.sh:need_lc: \"$archive_cmds\") 1>&5; (eval $archive_cmds) 2>&1 | grep " -lc " 1>&5 ; }; then |
||
803 | need_lc=no |
||
804 | fi |
||
805 | allow_undefined_flag=$save_allow_undefined_flag |
||
806 | else |
||
807 | cat conftest.err 1>&5 |
||
808 | fi |
||
809 | fi |
||
810 | $rm conftest* |
||
811 | echo "$ac_t$need_lc" 1>&6 |
||
812 | ;; |
||
813 | esac |
||
814 | fi |
||
815 | ac_cv_archive_cmds_needs_lc=$need_lc |