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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 1996-2003 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 # Known limitations:
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38 # - On IRIX 6.5 with CC="cc", the run time search patch must not be longer
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39 # than 256 bytes, otherwise the compiler driver will dump core. The only
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40 # known workaround is to choose shorter directory names for the build
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41 # directory and/or the installation directory.
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42
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43 # All known linkers require a `.a' archive for static linking (except M$VC,
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44 # which needs '.lib').
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45 libext=a
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46 shrext=.so
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47
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48 host="$1"
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49 host_cpu=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
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50 host_vendor=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
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51 host_os=`echo "$host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
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52
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53 # Code taken from libtool.m4's AC_LIBTOOL_PROG_COMPILER_PIC.
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54
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55 wl=
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56 if test "$GCC" = yes; then
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57 wl='-Wl,'
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58 else
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59 case "$host_os" in
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60 aix*)
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61 wl='-Wl,'
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62 ;;
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63 mingw* | pw32* | os2*)
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64 ;;
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65 hpux9* | hpux10* | hpux11*)
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66 wl='-Wl,'
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67 ;;
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68 irix5* | irix6* | nonstopux*)
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69 wl='-Wl,'
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70 ;;
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71 newsos6)
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72 ;;
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73 linux*)
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74 case $CC in
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75 icc|ecc)
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76 wl='-Wl,'
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77 ;;
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78 ccc)
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79 wl='-Wl,'
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80 ;;
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81 esac
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82 ;;
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83 osf3* | osf4* | osf5*)
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84 wl='-Wl,'
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85 ;;
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86 sco3.2v5*)
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87 ;;
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88 solaris*)
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89 wl='-Wl,'
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90 ;;
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91 sunos4*)
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92 wl='-Qoption ld '
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93 ;;
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94 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
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95 wl='-Wl,'
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96 ;;
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97 sysv4*MP*)
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98 ;;
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99 uts4*)
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100 ;;
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101 esac
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102 fi
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103
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104 # Code taken from libtool.m4's AC_LIBTOOL_PROG_LD_SHLIBS.
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105
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106 hardcode_libdir_flag_spec=
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107 hardcode_libdir_separator=
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108 hardcode_direct=no
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109 hardcode_minus_L=no
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110
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111 case "$host_os" in
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112 cygwin* | mingw* | pw32*)
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113 # FIXME: the MSVC++ port hasn't been tested in a loooong time
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114 # When not using gcc, we currently assume that we are using
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115 # Microsoft Visual C++.
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116 if test "$GCC" != yes; then
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117 with_gnu_ld=no
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118 fi
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119 ;;
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120 openbsd*)
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121 with_gnu_ld=no
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122 ;;
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123 esac
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124
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125 ld_shlibs=yes
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126 if test "$with_gnu_ld" = yes; then
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127 case "$host_os" in
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128 aix[3-9]*)
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129 # On AIX/PPC, the GNU linker is very broken
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130 if test "$host_cpu" != ia64; then
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131 ld_shlibs=no
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132 fi
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133 ;;
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134 amigaos*)
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135 hardcode_libdir_flag_spec='-L$libdir'
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136 hardcode_minus_L=yes
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137 # Samuel A. Falvo II <kc5tja@dolphin.openprojects.net> reports
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138 # that the semantics of dynamic libraries on AmigaOS, at least up
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139 # to version 4, is to share data among multiple programs linked
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140 # with the same dynamic library. Since this doesn't match the
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141 # behavior of shared libraries on other platforms, we can use
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142 # them.
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143 ld_shlibs=no
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144 ;;
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145 beos*)
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146 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
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147 :
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148 else
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149 ld_shlibs=no
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150 fi
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151 ;;
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152 cygwin* | mingw* | pw32*)
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153 # hardcode_libdir_flag_spec is actually meaningless, as there is
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154 # no search path for DLLs.
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155 hardcode_libdir_flag_spec='-L$libdir'
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156 if $LD --help 2>&1 | grep 'auto-import' > /dev/null; then
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157 :
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158 else
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159 ld_shlibs=no
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160 fi
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161 ;;
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162 netbsd*)
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163 ;;
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164 solaris* | sysv5*)
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165 if $LD -v 2>&1 | egrep 'BFD 2\.8' > /dev/null; then
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166 ld_shlibs=no
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167 elif $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
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168 :
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169 else
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170 ld_shlibs=no
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171 fi
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172 ;;
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173 sunos4*)
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174 hardcode_direct=yes
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175 ;;
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176 *)
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177 if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
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178 :
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179 else
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180 ld_shlibs=no
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181 fi
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182 ;;
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183 esac
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184 if test "$ld_shlibs" = yes; then
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185 # Unlike libtool, we use -rpath here, not --rpath, since the documented
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186 # option of GNU ld is called -rpath, not --rpath.
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187 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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188 fi
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189 else
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190 case "$host_os" in
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191 aix3*)
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192 # Note: this linker hardcodes the directories in LIBPATH if there
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193 # are no directories specified by -L.
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194 hardcode_minus_L=yes
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195 if test "$GCC" = yes; then
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196 # Neither direct hardcoding nor static linking is supported with a
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197 # broken collect2.
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198 hardcode_direct=unsupported
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199 fi
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200 ;;
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201 aix[4-9]*)
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202 if test "$host_cpu" = ia64; then
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203 # On IA64, the linker does run time linking by default, so we don't
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204 # have to do anything special.
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205 aix_use_runtimelinking=no
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206 else
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207 aix_use_runtimelinking=no
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208 # Test if we are trying to use run time linking or normal
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209 # AIX style linking. If -brtl is somewhere in LDFLAGS, we
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210 # need to do runtime linking.
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211 case $host_os in aix4.[23]|aix4.[23].*|aix[5-9]*)
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212 for ld_flag in $LDFLAGS; do
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213 if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
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214 aix_use_runtimelinking=yes
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215 break
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216 fi
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217 done
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218 esac
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219 fi
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220 hardcode_direct=yes
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221 hardcode_libdir_separator=':'
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222 if test "$GCC" = yes; then
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223 case $host_os in aix4.[012]|aix4.[012].*)
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224 collect2name=`${CC} -print-prog-name=collect2`
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225 if test -f "$collect2name" && \
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226 strings "$collect2name" | grep resolve_lib_name >/dev/null
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227 then
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228 # We have reworked collect2
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229 hardcode_direct=yes
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230 else
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231 # We have old collect2
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232 hardcode_direct=unsupported
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233 hardcode_minus_L=yes
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234 hardcode_libdir_flag_spec='-L$libdir'
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235 hardcode_libdir_separator=
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236 fi
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237 esac
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238 fi
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239 # Begin _LT_AC_SYS_LIBPATH_AIX.
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240 echo 'int main () { return 0; }' > conftest.c
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241 ${CC} ${LDFLAGS} conftest.c -o conftest
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242 aix_libpath=`dump -H conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; }
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243 }'`
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244 if test -z "$aix_libpath"; then
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245 aix_libpath=`dump -HX64 conftest 2>/dev/null | sed -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0 *\(.*\)$/\1/; p; }
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246 }'`
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247 fi
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248 if test -z "$aix_libpath"; then
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249 aix_libpath="/usr/lib:/lib"
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250 fi
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251 rm -f conftest.c conftest
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252 # End _LT_AC_SYS_LIBPATH_AIX.
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253 if test "$aix_use_runtimelinking" = yes; then
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254 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
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255 else
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256 if test "$host_cpu" = ia64; then
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257 hardcode_libdir_flag_spec='${wl}-R $libdir:/usr/lib:/lib'
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258 else
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259 hardcode_libdir_flag_spec='${wl}-blibpath:$libdir:'"$aix_libpath"
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260 fi
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261 fi
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262 ;;
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263 amigaos*)
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264 hardcode_libdir_flag_spec='-L$libdir'
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265 hardcode_minus_L=yes
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266 # see comment about different semantics on the GNU ld section
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267 ld_shlibs=no
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268 ;;
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269 bsdi4*)
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270 ;;
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271 cygwin* | mingw* | pw32*)
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272 # When not using gcc, we currently assume that we are using
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273 # Microsoft Visual C++.
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274 # hardcode_libdir_flag_spec is actually meaningless, as there is
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275 # no search path for DLLs.
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276 hardcode_libdir_flag_spec=' '
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277 libext=lib
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278 ;;
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279 darwin* | rhapsody*)
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280 if $CC -v 2>&1 | grep 'Apple' >/dev/null ; then
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281 hardcode_direct=no
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282 fi
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283 ;;
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284 dgux*)
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285 hardcode_libdir_flag_spec='-L$libdir'
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286 ;;
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287 freebsd1*)
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288 ld_shlibs=no
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289 ;;
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290 freebsd2.2*)
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291 hardcode_libdir_flag_spec='-R$libdir'
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292 hardcode_direct=yes
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293 ;;
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294 freebsd2*)
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295 hardcode_direct=yes
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296 hardcode_minus_L=yes
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297 ;;
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298 freebsd*)
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299 hardcode_libdir_flag_spec='-R$libdir'
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300 hardcode_direct=yes
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301 ;;
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302 hpux9*)
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303 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
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304 hardcode_libdir_separator=:
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305 hardcode_direct=yes
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306 # hardcode_minus_L: Not really in the search PATH,
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307 # but as the default location of the library.
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308 hardcode_minus_L=yes
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309 ;;
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310 hpux10* | hpux11*)
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311 if test "$with_gnu_ld" = no; then
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312 case "$host_cpu" in
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313 hppa*64*)
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314 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
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315 hardcode_libdir_separator=:
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316 hardcode_direct=no
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317 ;;
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318 ia64*)
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319 hardcode_libdir_flag_spec='-L$libdir'
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320 hardcode_direct=no
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321 # hardcode_minus_L: Not really in the search PATH,
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322 # but as the default location of the library.
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323 hardcode_minus_L=yes
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324 ;;
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325 *)
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326 hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
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327 hardcode_libdir_separator=:
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328 hardcode_direct=yes
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329 # hardcode_minus_L: Not really in the search PATH,
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330 # but as the default location of the library.
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331 hardcode_minus_L=yes
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332 ;;
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333 esac
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334 fi
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335 ;;
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336 irix5* | irix6* | nonstopux*)
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337 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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338 hardcode_libdir_separator=:
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339 ;;
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340 netbsd*)
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341 hardcode_libdir_flag_spec='-R$libdir'
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342 hardcode_direct=yes
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343 ;;
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344 newsos6)
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345 hardcode_direct=yes
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346 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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347 hardcode_libdir_separator=:
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348 ;;
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349 openbsd*)
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350 hardcode_direct=yes
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351 if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
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352 hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
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353 else
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354 case "$host_os" in
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355 openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
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356 hardcode_libdir_flag_spec='-R$libdir'
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357 ;;
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358 *)
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359 hardcode_libdir_flag_spec='${wl}-rpath,$libdir'
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360 ;;
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361 esac
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362 fi
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363 ;;
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364 os2*)
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365 hardcode_libdir_flag_spec='-L$libdir'
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366 hardcode_minus_L=yes
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367 ;;
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368 osf3*)
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369 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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370 hardcode_libdir_separator=:
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371 ;;
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372 osf4* | osf5*)
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373 if test "$GCC" = yes; then
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374 hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
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375 else
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376 # Both cc and cxx compiler support -rpath directly
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377 hardcode_libdir_flag_spec='-rpath $libdir'
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378 fi
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379 hardcode_libdir_separator=:
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380 ;;
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381 sco3.2v5*)
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382 ;;
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383 solaris*)
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384 hardcode_libdir_flag_spec='-R$libdir'
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385 ;;
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386 sunos4*)
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387 hardcode_libdir_flag_spec='-L$libdir'
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388 hardcode_direct=yes
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389 hardcode_minus_L=yes
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390 ;;
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391 sysv4)
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392 case $host_vendor in
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393 sni)
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394 hardcode_direct=yes # is this really true???
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395 ;;
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396 siemens)
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397 hardcode_direct=no
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398 ;;
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399 motorola)
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400 hardcode_direct=no #Motorola manual says yes, but my tests say they lie
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401 ;;
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402 esac
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403 ;;
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404 sysv4.3*)
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405 ;;
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406 sysv4*MP*)
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407 if test -d /usr/nec; then
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408 ld_shlibs=yes
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409 fi
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410 ;;
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411 sysv4.2uw2*)
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412 hardcode_direct=yes
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413 hardcode_minus_L=no
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414 ;;
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415 sysv5OpenUNIX8* | sysv5UnixWare7* | sysv5uw[78]* | unixware7*)
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416 ;;
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417 sysv5*)
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418 hardcode_libdir_flag_spec=
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419 ;;
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420 uts4*)
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421 hardcode_libdir_flag_spec='-L$libdir'
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422 ;;
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423 *)
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424 ld_shlibs=no
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425 ;;
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426 esac
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427 fi
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428
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429 # Check dynamic linker characteristics
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430 # Code taken from libtool.m4's AC_LIBTOOL_SYS_DYNAMIC_LINKER.
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431 libname_spec='lib$name'
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432 case "$host_os" in
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433 aix3*)
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434 ;;
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435 aix[4-9]*)
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436 ;;
|
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437 amigaos*)
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438 ;;
|
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439 beos*)
|
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440 ;;
|
|
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441 bsdi4*)
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442 ;;
|
|
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443 cygwin* | mingw* | pw32*)
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444 shrext=.dll
|
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445 ;;
|
|
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446 darwin* | rhapsody*)
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447 shrext=.dylib
|
|
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448 ;;
|
|
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449 dgux*)
|
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450 ;;
|
|
|
451 freebsd1*)
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452 ;;
|
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453 freebsd*)
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454 ;;
|
|
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455 gnu*)
|
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456 ;;
|
|
|
457 hpux9* | hpux10* | hpux11*)
|
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|
458 case "$host_cpu" in
|
|
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459 ia64*)
|
|
|
460 shrext=.so
|
|
|
461 ;;
|
|
|
462 hppa*64*)
|
|
|
463 shrext=.sl
|
|
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464 ;;
|
|
|
465 *)
|
|
|
466 shrext=.sl
|
|
|
467 ;;
|
|
|
468 esac
|
|
|
469 ;;
|
|
|
470 irix5* | irix6* | nonstopux*)
|
|
|
471 case "$host_os" in
|
|
|
472 irix5* | nonstopux*)
|
|
|
473 libsuff= shlibsuff=
|
|
|
474 ;;
|
|
|
475 *)
|
|
|
476 case $LD in
|
|
|
477 *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") libsuff= shlibsuff= ;;
|
|
|
478 *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") libsuff=32 shlibsuff=N32 ;;
|
|
|
479 *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") libsuff=64 shlibsuff=64 ;;
|
|
|
480 *) libsuff= shlibsuff= ;;
|
|
|
481 esac
|
|
|
482 ;;
|
|
|
483 esac
|
|
|
484 ;;
|
|
|
485 linux*oldld* | linux*aout* | linux*coff*)
|
|
|
486 ;;
|
|
|
487 linux*)
|
|
|
488 ;;
|
|
|
489 netbsd*)
|
|
|
490 ;;
|
|
|
491 newsos6)
|
|
|
492 ;;
|
|
|
493 nto-qnx)
|
|
|
494 ;;
|
|
|
495 openbsd*)
|
|
|
496 ;;
|
|
|
497 os2*)
|
|
|
498 libname_spec='$name'
|
|
|
499 shrext=.dll
|
|
|
500 ;;
|
|
|
501 osf3* | osf4* | osf5*)
|
|
|
502 ;;
|
|
|
503 sco3.2v5*)
|
|
|
504 ;;
|
|
|
505 solaris*)
|
|
|
506 ;;
|
|
|
507 sunos4*)
|
|
|
508 ;;
|
|
|
509 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
|
|
|
510 ;;
|
|
|
511 sysv4*MP*)
|
|
|
512 ;;
|
|
|
513 uts4*)
|
|
|
514 ;;
|
|
|
515 esac
|
|
|
516
|
|
|
517 sed_quote_subst='s/\(["`$\\]\)/\\\1/g'
|
|
|
518 escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"`
|
|
|
519 shlibext=`echo "$shrext" | sed -e 's,^\.,,'`
|
|
|
520 escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"`
|
|
|
521
|
|
|
522 sed -e 's/^\([a-zA-Z0-9_]*\)=/acl_cv_\1=/' <<EOF
|
|
|
523
|
|
|
524 # How to pass a linker flag through the compiler.
|
|
|
525 wl="$escaped_wl"
|
|
|
526
|
|
|
527 # Static library suffix (normally "a").
|
|
|
528 libext="$libext"
|
|
|
529
|
|
|
530 # Shared library suffix (normally "so").
|
|
|
531 shlibext="$shlibext"
|
|
|
532
|
|
|
533 # Flag to hardcode \$libdir into a binary during linking.
|
|
|
534 # This must work even if \$libdir does not exist.
|
|
|
535 hardcode_libdir_flag_spec="$escaped_hardcode_libdir_flag_spec"
|
|
|
536
|
|
|
537 # Whether we need a single -rpath flag with a separated argument.
|
|
|
538 hardcode_libdir_separator="$hardcode_libdir_separator"
|
|
|
539
|
|
|
540 # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
|
|
|
541 # resulting binary.
|
|
|
542 hardcode_direct="$hardcode_direct"
|
|
|
543
|
|
|
544 # Set to yes if using the -LDIR flag during linking hardcodes DIR into the
|
|
|
545 # resulting binary.
|
|
|
546 hardcode_minus_L="$hardcode_minus_L"
|
|
|
547
|
|
|
548 EOF
|
