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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., 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 # 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 "$host_os" in |
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128 aix3* | aix4* | aix5*) |
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129 # On AIX/PPC, the GNU linker is very broken |
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130 if test "$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 $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then |
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147 : |
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148 else |
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149 ld_shlibs=no |
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150 fi |
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151 ;; |
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152 cygwin* | mingw* | pw32*) |
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153 # hardcode_libdir_flag_spec is actually meaningless, as there is |
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154 # no search path for DLLs. |
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155 hardcode_libdir_flag_spec='-L$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 | grep 'BFD 2\.8' > /dev/null; then |
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166 ld_shlibs=no |
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167 elif $LD --help 2>&1 | grep ': 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 $LD --help 2>&1 | grep ': supported targets:.* elf' > /dev/null; then |
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178 : |
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179 else |
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180 ld_shlibs=no |
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181 fi |
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182 ;; |
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183 esac |
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184 if test "$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 aix4* | aix5*) |
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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].*|aix5*) |
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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 aix4* | aix5*) |
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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 ;; |
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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 ;; |
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457 hpux9* | hpux10* | hpux11*) |
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458 case "$host_cpu" in |
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459 ia64*) |
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460 shrext=.so |
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461 ;; |
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462 hppa*64*) |
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463 shrext=.sl |
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464 ;; |
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465 *) |
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466 shrext=.sl |
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467 ;; |
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468 esac |
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469 ;; |
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470 irix5* | irix6* | nonstopux*) |
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471 case "$host_os" in |
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472 irix5* | nonstopux*) |
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473 libsuff= shlibsuff= |
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474 ;; |
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475 *) |
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476 case $LD in |
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477 *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ") libsuff= shlibsuff= ;; |
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478 *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ") libsuff=32 shlibsuff=N32 ;; |
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479 *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ") libsuff=64 shlibsuff=64 ;; |
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480 *) libsuff= shlibsuff= ;; |
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481 esac |
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482 ;; |
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483 esac |
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484 ;; |
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485 linux*oldld* | linux*aout* | linux*coff*) |
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486 ;; |
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487 linux*) |
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488 ;; |
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489 netbsd*) |
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490 ;; |
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491 newsos6) |
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492 ;; |
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493 nto-qnx) |
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494 ;; |
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495 openbsd*) |
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496 ;; |
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497 os2*) |
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498 libname_spec='$name' |
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499 shrext=.dll |
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500 ;; |
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501 osf3* | osf4* | osf5*) |
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502 ;; |
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503 sco3.2v5*) |
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504 ;; |
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505 solaris*) |
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506 ;; |
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507 sunos4*) |
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508 ;; |
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509 sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*) |
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510 ;; |
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511 sysv4*MP*) |
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512 ;; |
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513 uts4*) |
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514 ;; |
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515 esac |
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516 |
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517 sed_quote_subst='s/\(["`$\\]\)/\\\1/g' |
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518 escaped_wl=`echo "X$wl" | sed -e 's/^X//' -e "$sed_quote_subst"` |
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519 shlibext=`echo "$shrext" | sed -e 's,^\.,,'` |
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520 escaped_hardcode_libdir_flag_spec=`echo "X$hardcode_libdir_flag_spec" | sed -e 's/^X//' -e "$sed_quote_subst"` |
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521 |
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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="$escaped_wl" |
|
526 |
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527 # Static library suffix (normally "a"). |
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528 libext="$libext" |
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529 |
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530 # Shared library suffix (normally "so"). |
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531 shlibext="$shlibext" |
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532 |
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533 # Flag to hardcode \$libdir into a binary during linking. |
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534 # This must work even if \$libdir does not exist. |
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535 hardcode_libdir_flag_spec="$escaped_hardcode_libdir_flag_spec" |
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536 |
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537 # Whether we need a single -rpath flag with a separated argument. |
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538 hardcode_libdir_separator="$hardcode_libdir_separator" |
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539 |
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540 # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the |
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541 # resulting binary. |
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542 hardcode_direct="$hardcode_direct" |
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543 |
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544 # Set to yes if using the -LDIR flag during linking hardcodes DIR into the |
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545 # resulting binary. |
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546 hardcode_minus_L="$hardcode_minus_L" |
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547 |
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548 EOF |