1 | #! /bin/sh |
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2 | # Output a system dependent set of variables, describing how to set the |
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3 | # run time search path of shared libraries in an executable. |
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4 | # |
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5 | # Copyright 1996-2002 Free Software Foundation, Inc. |
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6 | # Taken from GNU libtool, 2001 |
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7 | # Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996 |
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8 | # |
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9 | # This program is free software; you can redistribute it and/or modify |
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10 | # it under the terms of the GNU General Public License as published by |
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11 | # the Free Software Foundation; either version 2 of the License, or |
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12 | # (at your option) any later version. |
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13 | # |
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14 | # This program is distributed in the hope that it will be useful, but |
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15 | # WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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17 | # General Public License for more details. |
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18 | # |
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19 | # You should have received a copy of the GNU General Public License |
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20 | # along with this program; if not, write to the Free Software |
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21 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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22 | # |
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23 | # As a special exception to the GNU General Public License, if you |
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24 | # distribute this file as part of a program that contains a |
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25 | # configuration script generated by Autoconf, you may include it under |
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26 | # the same distribution terms that you use for the rest of that program. |
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27 | # |
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28 | # The first argument passed to this file is the canonical host specification, |
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29 | # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM |
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30 | # or |
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31 | # CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM |
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32 | # The environment variables CC, GCC, LDFLAGS, LD, with_gnu_ld |
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33 | # should be set by the caller. |
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34 | # |
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35 | # The set of defined variables is at the end of this script. |
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36 | |
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37 | # All known linkers require a `.a' archive for static linking (except M$VC, |
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38 | # which needs '.lib'). |
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39 | libext=a |
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40 | shlibext= |
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41 | |
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42 | host="$1" |
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43 | host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'` |
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44 | host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'` |
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45 | host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'` |
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46 | |
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47 | wl= |
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48 | if test "$GCC" = yes; then |
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49 | wl='-Wl,' |
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50 | else |
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51 | case "$host_os" in |
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52 | aix3* | aix4* | aix5*) |
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53 | wl='-Wl,' |
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54 | ;; |
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55 | hpux9* | hpux10* | hpux11*) |
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56 | wl='-Wl,' |
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57 | ;; |
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58 | irix5* | irix6*) |
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59 | wl='-Wl,' |
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60 | ;; |
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61 | linux*) |
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62 | echo '__INTEL_COMPILER' > conftest.$ac_ext |
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63 | if $CC -E conftest.$ac_ext >/dev/null | grep __INTEL_COMPILER >/dev/null |
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64 | then |
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65 | : |
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66 | else |
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67 | # Intel icc |
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68 | wl='-Qoption,ld,' |
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69 | fi |
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70 | ;; |
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71 | osf3* | osf4* | osf5*) |
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72 | wl='-Wl,' |
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73 | ;; |
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74 | solaris*) |
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75 | wl='-Wl,' |
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76 | ;; |
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77 | sunos4*) |
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78 | wl='-Qoption ld ' |
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79 | ;; |
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80 | sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) |
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81 | if test "x$host_vendor" = xsni; then |
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82 | wl='-LD' |
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83 | else |
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84 | wl='-Wl,' |
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85 | fi |
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86 | ;; |
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87 | esac |
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88 | fi |
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89 | |
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90 | hardcode_libdir_flag_spec= |
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91 | hardcode_libdir_separator= |
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92 | hardcode_direct=no |
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93 | hardcode_minus_L=no |
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94 | |
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95 | case "$host_os" in |
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96 | cygwin* | mingw* | pw32*) |
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97 | # FIXME: the MSVC++ port hasn't been tested in a loooong time |
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98 | # When not using gcc, we currently assume that we are using |
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99 | # Microsoft Visual C++. |
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100 | if test "$GCC" != yes; then |
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101 | with_gnu_ld=no |
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102 | fi |
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103 | ;; |
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104 | openbsd*) |
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105 | with_gnu_ld=no |
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106 | ;; |
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107 | esac |
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108 | |
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109 | ld_shlibs=yes |
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110 | if test "$with_gnu_ld" = yes; then |
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111 | case "$host_os" in |
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112 | aix3* | aix4* | aix5*) |
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113 | # On AIX, the GNU linker is very broken |
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114 | ld_shlibs=no |
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115 | ;; |
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116 | amigaos*) |
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117 | hardcode_libdir_flag_spec='-L$libdir' |
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118 | hardcode_minus_L=yes |
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119 | # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports |
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120 | # that the semantics of dynamic libraries on AmigaOS, at least up |
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121 | # to version 4, is to share data among multiple programs linked |
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122 | # with the same dynamic library. Since this doesn't match the |
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123 | # behavior of shared libraries on other platforms, we can use |
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124 | # them. |
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125 | ld_shlibs=no |
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126 | ;; |
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127 | beos*) |
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128 | if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then |
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129 | : |
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130 | else |
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131 | ld_shlibs=no |
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132 | fi |
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133 | ;; |
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134 | cygwin* | mingw* | pw32*) |
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135 | # hardcode_libdir_flag_spec is actually meaningless, as there is |
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136 | # no search path for DLLs. |
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137 | hardcode_libdir_flag_spec='-L$libdir' |
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138 | ;; |
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139 | solaris* | sysv5*) |
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140 | if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then |
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141 | ld_shlibs=no |
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142 | elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then |
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143 | : |
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144 | else |
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145 | ld_shlibs=no |
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146 | fi |
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147 | ;; |
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148 | sunos4*) |
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149 | hardcode_direct=yes |
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150 | ;; |
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151 | *) |
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152 | if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then |
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153 | : |
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154 | else |
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155 | ld_shlibs=no |
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156 | fi |
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157 | ;; |
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158 | esac |
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159 | if test "$ld_shlibs" = yes; then |
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160 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
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161 | fi |
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162 | else |
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163 | case "$host_os" in |
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164 | aix3*) |
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165 | # Note: this linker hardcodes the directories in LIBPATH if there |
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166 | # are no directories specified by -L. |
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167 | hardcode_minus_L=yes |
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168 | if test "$GCC" = yes; then |
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169 | # Neither direct hardcoding nor static linking is supported with a |
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170 | # broken collect2. |
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171 | hardcode_direct=unsupported |
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172 | fi |
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173 | ;; |
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174 | aix4* | aix5*) |
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175 | if test "$host_cpu" = ia64; then |
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176 | # On IA64, the linker does run time linking by default, so we don't |
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177 | # have to do anything special. |
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178 | aix_use_runtimelinking=no |
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179 | else |
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180 | aix_use_runtimelinking=no |
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181 | # Test if we are trying to use run time linking or normal |
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182 | # AIX style linking. If -brtl is somewhere in LDFLAGS, we |
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183 | # need to do runtime linking. |
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184 | case $host_os in aix4.[23]|aix4.[23].*|aix5*) |
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185 | for ld_flag in $LDFLAGS; do |
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186 | if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then |
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187 | aix_use_runtimelinking=yes |
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188 | break |
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189 | fi |
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190 | done |
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191 | esac |
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192 | fi |
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193 | hardcode_direct=yes |
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194 | hardcode_libdir_separator=':' |
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195 | if test "$GCC" = yes; then |
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196 | case $host_os in aix4.[012]|aix4.[012].*) |
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197 | collect2name=`${CC} -print-prog-name=collect2` |
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198 | if test -f "$collect2name" && \ |
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199 | strings "$collect2name" | grep resolve_lib_name >/dev/null |
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200 | then |
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201 | # We have reworked collect2 |
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202 | hardcode_direct=yes |
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203 | else |
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204 | # We have old collect2 |
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205 | hardcode_direct=unsupported |
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206 | hardcode_minus_L=yes |
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207 | hardcode_libdir_flag_spec='-L$libdir' |
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208 | hardcode_libdir_separator= |
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209 | fi |
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210 | esac |
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211 | fi |
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212 | if test "$aix_use_runtimelinking" = yes; then |
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213 | hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:/usr/lib:/lib' |
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214 | else |
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215 | if test "$host_cpu" = ia64; then |
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216 | hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib' |
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217 | else |
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218 | hardcode_libdir_flag_spec='${wl}-bnolibpath ${wl}-blibpath:$libdir:/usr/lib:/lib' |
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219 | fi |
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220 | fi |
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221 | ;; |
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222 | amigaos*) |
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223 | hardcode_libdir_flag_spec='-L$libdir' |
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224 | hardcode_minus_L=yes |
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225 | # see comment about different semantics on the GNU ld section |
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226 | ld_shlibs=no |
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227 | ;; |
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228 | cygwin* | mingw* | pw32*) |
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229 | # When not using gcc, we currently assume that we are using |
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230 | # Microsoft Visual C++. |
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231 | # hardcode_libdir_flag_spec is actually meaningless, as there is |
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232 | # no search path for DLLs. |
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233 | hardcode_libdir_flag_spec=' ' |
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234 | libext=lib |
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235 | ;; |
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236 | darwin* | rhapsody*) |
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237 | hardcode_direct=yes |
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238 | ;; |
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239 | freebsd1*) |
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240 | ld_shlibs=no |
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241 | ;; |
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242 | freebsd2.2*) |
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243 | hardcode_libdir_flag_spec='-R$libdir' |
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244 | hardcode_direct=yes |
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245 | ;; |
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246 | freebsd2*) |
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247 | hardcode_direct=yes |
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248 | hardcode_minus_L=yes |
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249 | ;; |
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250 | freebsd*) |
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251 | hardcode_libdir_flag_spec='-R$libdir' |
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252 | hardcode_direct=yes |
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253 | ;; |
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254 | hpux9* | hpux10* | hpux11*) |
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255 | hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir' |
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256 | hardcode_libdir_separator=: |
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257 | hardcode_direct=yes |
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258 | hardcode_minus_L=yes # Not in the search PATH, but as the default |
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259 | # location of the library. |
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260 | ;; |
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261 | irix5* | irix6*) |
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262 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
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263 | hardcode_libdir_separator=: |
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264 | ;; |
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265 | netbsd*) |
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266 | hardcode_libdir_flag_spec='-R$libdir' |
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267 | hardcode_direct=yes |
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268 | ;; |
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269 | newsos6) |
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270 | hardcode_direct=yes |
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271 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
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272 | hardcode_libdir_separator=: |
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273 | ;; |
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274 | openbsd*) |
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275 | hardcode_direct=yes |
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276 | if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then |
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277 | hardcode_libdir_flag_spec='${wl}-rpath,$libdir' |
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278 | else |
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279 | case "$host_os" in |
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280 | openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*) |
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281 | hardcode_libdir_flag_spec='-R$libdir' |
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282 | ;; |
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283 | *) |
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284 | hardcode_libdir_flag_spec='${wl}-rpath,$libdir' |
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285 | ;; |
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286 | esac |
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287 | fi |
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288 | ;; |
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289 | os2*) |
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290 | hardcode_libdir_flag_spec='-L$libdir' |
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291 | hardcode_minus_L=yes |
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292 | ;; |
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293 | osf3*) |
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294 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
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295 | hardcode_libdir_separator=: |
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296 | ;; |
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297 | osf4* | osf5*) |
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298 | if test "$GCC" = yes; then |
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299 | hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir' |
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300 | else |
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301 | # Both cc and cxx compiler support -rpath directly |
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302 | hardcode_libdir_flag_spec='-rpath $libdir' |
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303 | fi |
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304 | hardcode_libdir_separator=: |
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305 | ;; |
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306 | sco3.2v5*) |
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307 | ;; |
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308 | solaris*) |
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309 | hardcode_libdir_flag_spec='-R$libdir' |
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310 | ;; |
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311 | sunos4*) |
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312 | hardcode_libdir_flag_spec='-L$libdir' |
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313 | hardcode_direct=yes |
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314 | hardcode_minus_L=yes |
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315 | ;; |
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316 | sysv4) |
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317 | if test "x$host_vendor" = xsno; then |
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318 | hardcode_direct=yes # is this really true??? |
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319 | else |
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320 | hardcode_direct=no # Motorola manual says yes, but my tests say they lie |
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321 | fi |
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322 | ;; |
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323 | sysv4.3*) |
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324 | ;; |
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325 | sysv5*) |
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326 | hardcode_libdir_flag_spec= |
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327 | ;; |
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328 | uts4*) |
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329 | hardcode_libdir_flag_spec='-L$libdir' |
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330 | ;; |
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331 | dgux*) |
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332 | hardcode_libdir_flag_spec='-L$libdir' |
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333 | ;; |
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334 | sysv4*MP*) |
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335 | if test -d /usr/nec; then |
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336 | ld_shlibs=yes |
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337 | fi |
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338 | ;; |
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339 | sysv4.2uw2*) |
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340 | hardcode_direct=yes |
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341 | hardcode_minus_L=no |
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342 | ;; |
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343 | sysv5uw7* | unixware7*) |
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344 | ;; |
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345 | *) |
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346 | ld_shlibs=no |
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347 | ;; |
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348 | esac |
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349 | fi |
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350 | |
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351 | # Check dynamic linker characteristics |
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352 | libname_spec='lib$name' |
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353 | sys_lib_dlsearch_path_spec="/lib /usr/lib" |
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354 | sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib" |
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355 | case "$host_os" in |
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356 | aix3*) |
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357 | shlibext=so |
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358 | ;; |
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359 | aix4* | aix5*) |
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360 | shlibext=so |
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361 | ;; |
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362 | amigaos*) |
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363 | shlibext=ixlibrary |
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364 | ;; |
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365 | beos*) |
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366 | shlibext=so |
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367 | ;; |
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368 | bsdi4*) |
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369 | shlibext=so |
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370 | sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib" |
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371 | sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib" |
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372 | ;; |
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373 | cygwin* | mingw* | pw32*) |
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374 | case $GCC,$host_os in |
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375 | yes,cygwin*) |
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376 | shlibext=dll.a |
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377 | ;; |
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378 | yes,mingw*) |
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379 | shlibext=dll |
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380 | sys_lib_search_path_spec=`$CC -print-search-dirs | grep "^libraries:" | sed -e "s/^libraries://" -e "s/;/ /g"` |
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381 | ;; |
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382 | yes,pw32*) |
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383 | shlibext=dll |
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384 | ;; |
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385 | *) |
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386 | shlibext=dll |
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387 | ;; |
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388 | esac |
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389 | ;; |
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390 | darwin* | rhapsody*) |
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391 | shlibext=dylib |
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392 | ;; |
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393 | freebsd1*) |
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394 | ;; |
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395 | freebsd*) |
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396 | shlibext=so |
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397 | ;; |
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398 | gnu*) |
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399 | shlibext=so |
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400 | ;; |
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401 | hpux9* | hpux10* | hpux11*) |
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402 | shlibext=sl |
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403 | ;; |
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404 | irix5* | irix6*) |
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405 | shlibext=so |
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406 | case "$host_os" in |
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407 | irix5*) |
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408 | libsuff= shlibsuff= |
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409 | ;; |
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410 | *) |
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411 | case $LD in |
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412 | *-32|*"-32 ") libsuff= shlibsuff= ;; |
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413 | *-n32|*"-n32 ") libsuff=32 shlibsuff=N32 ;; |
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414 | *-64|*"-64 ") libsuff=64 shlibsuff=64 ;; |
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415 | *) libsuff= shlibsuff= ;; |
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416 | esac |
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417 | ;; |
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418 | esac |
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419 | sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}" |
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420 | sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}" |
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421 | ;; |
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422 | linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*) |
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423 | ;; |
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424 | linux-gnu*) |
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425 | shlibext=so |
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426 | ;; |
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427 | netbsd*) |
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428 | shlibext=so |
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429 | ;; |
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430 | newsos6) |
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431 | shlibext=so |
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432 | ;; |
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433 | openbsd*) |
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434 | shlibext=so |
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435 | ;; |
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436 | os2*) |
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437 | libname_spec='$name' |
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438 | shlibext=dll |
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439 | ;; |
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440 | osf3* | osf4* | osf5*) |
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441 | shlibext=so |
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442 | sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib" |
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443 | sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec" |
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444 | ;; |
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445 | sco3.2v5*) |
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446 | shlibext=so |
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447 | ;; |
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448 | solaris*) |
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449 | shlibext=so |
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450 | ;; |
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451 | sunos4*) |
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452 | shlibext=so |
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453 | ;; |
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454 | sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) |
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455 | shlibext=so |
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456 | case "$host_vendor" in |
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457 | motorola) |
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458 | sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib' |
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459 | ;; |
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460 | esac |
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461 | ;; |
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462 | uts4*) |
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463 | shlibext=so |
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464 | ;; |
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465 | dgux*) |
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466 | shlibext=so |
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467 | ;; |
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468 | sysv4*MP*) |
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469 | if test -d /usr/nec; then |
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470 | shlibext=so |
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471 | fi |
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472 | ;; |
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473 | esac |
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474 | |
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475 | sed_quote_subst='s/\(["`$\\]\)/\\\1/g' |
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476 | escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"` |
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477 | escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"` |
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478 | escaped_sys_lib_search_path_spec=`echo "X$sys_lib_search_path_spec" | sed -e 's/^X//' -e "$sed_quote_subst"` |
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479 | escaped_sys_lib_dlsearch_path_spec=`echo "X$sys_lib_dlsearch_path_spec" | sed -e 's/^X//' -e "$sed_quote_subst"` |
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480 | |
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481 | sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF |
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482 | |
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483 | # How to pass a linker flag through the compiler. |
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484 | wl="$escaped_wl" |
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485 | |
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486 | # Static library suffix (normally "a"). |
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487 | libext="$libext" |
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488 | |
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489 | # Shared library suffix (normally "so"). |
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490 | shlibext="$shlibext" |
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491 | |
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492 | # Flag to hardcode \$libdir into a binary during linking. |
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493 | # This must work even if \$libdir does not exist. |
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494 | hardcode_libdir_flag_spec="$escaped_hardcode_libdir_flag_spec" |
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495 | |
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496 | # Whether we need a single -rpath flag with a separated argument. |
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497 | hardcode_libdir_separator="$hardcode_libdir_separator" |
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498 | |
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499 | # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the |
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500 | # resulting binary. |
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501 | hardcode_direct="$hardcode_direct" |
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502 | |
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503 | # Set to yes if using the -LDIR flag during linking hardcodes DIR into the |
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504 | # resulting binary. |
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505 | hardcode_minus_L="$hardcode_minus_L" |
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506 | |
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507 | # Compile-time system search path for libraries |
---|
508 | sys_lib_search_path_spec="$escaped_sys_lib_search_path_spec" |
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509 | |
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510 | # Run-time system search path for libraries |
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511 | sys_lib_dlsearch_path_spec="$escaped_sys_lib_dlsearch_path_spec" |
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512 | |
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513 | EOF |
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