1 | dnl Autoconf macros for libgnutls-extra |
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2 | dnl $id$ |
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3 | |
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4 | # Modified for LIBGNUTLS_EXTRA -- nmav |
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5 | # Configure paths for LIBGCRYPT |
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6 | # Shamelessly stolen from the one of XDELTA by Owen Taylor |
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7 | # Werner Koch 99-12-09 |
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8 | |
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9 | dnl AM_PATH_LIBGNUTLS_EXTRA([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]]) |
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10 | dnl Test for libgnutls-extra, and define LIBGNUTLS_EXTRA_CFLAGS and LIBGNUTLS_EXTRA_LIBS |
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11 | dnl |
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12 | AC_DEFUN([AM_PATH_LIBGNUTLS_EXTRA], |
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13 | [dnl |
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14 | dnl Get the cflags and libraries from the libgnutls-extra-config script |
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15 | dnl |
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16 | AC_ARG_WITH(libgnutls-extra-prefix, |
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17 | [ --with-libgnutls-extra-prefix=PFX Prefix where libgnutls-extra is installed (optional)], |
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18 | libgnutls_extra_config_prefix="$withval", libgnutls_extra_config_prefix="") |
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19 | |
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20 | if test x$libgnutls_extra_config_prefix != x ; then |
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21 | if test x${LIBGNUTLS_EXTRA_CONFIG+set} != xset ; then |
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22 | LIBGNUTLS_EXTRA_CONFIG=$libgnutls_extra_config_prefix/bin/libgnutls-extra-config |
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23 | fi |
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24 | fi |
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25 | |
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26 | AC_PATH_PROG(LIBGNUTLS_EXTRA_CONFIG, libgnutls-extra-config, no) |
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27 | min_libgnutls_version=ifelse([$1], ,0.1.0,$1) |
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28 | AC_MSG_CHECKING(for libgnutls - version >= $min_libgnutls_version) |
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29 | no_libgnutls="" |
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30 | if test "$LIBGNUTLS_EXTRA_CONFIG" = "no" ; then |
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31 | no_libgnutls=yes |
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32 | else |
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33 | LIBGNUTLS_EXTRA_CFLAGS=`$LIBGNUTLS_EXTRA_CONFIG $libgnutls_extra_config_args --cflags` |
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34 | LIBGNUTLS_EXTRA_LIBS=`$LIBGNUTLS_EXTRA_CONFIG $libgnutls_extra_config_args --libs` |
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35 | libgnutls_extra_config_version=`$LIBGNUTLS_EXTRA_CONFIG $libgnutls_extra_config_args --version` |
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36 | |
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37 | |
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38 | ac_save_CFLAGS="$CFLAGS" |
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39 | ac_save_LIBS="$LIBS" |
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40 | CFLAGS="$CFLAGS $LIBGNUTLS_EXTRA_CFLAGS" |
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41 | LIBS="$LIBS $LIBGNUTLS_EXTRA_LIBS" |
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42 | dnl |
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43 | dnl Now check if the installed libgnutls is sufficiently new. Also sanity |
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44 | dnl checks the results of libgnutls-extra-config to some extent |
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45 | dnl |
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46 | rm -f conf.libgnutlstest |
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47 | AC_TRY_RUN([ |
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48 | #include <stdio.h> |
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49 | #include <stdlib.h> |
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50 | #include <string.h> |
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51 | #include <gnutls/extra.h> |
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52 | |
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53 | int |
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54 | main () |
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55 | { |
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56 | system ("touch conf.libgnutlstest"); |
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57 | |
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58 | if( strcmp( gnutls_extra_check_version(NULL), "$libgnutls_extra_config_version" ) ) |
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59 | { |
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60 | printf("\n*** 'libgnutls-extra-config --version' returned %s, but LIBGNUTLS_EXTRA (%s)\n", |
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61 | "$libgnutls_extra_config_version", gnutls_extra_check_version(NULL) ); |
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62 | printf("*** was found! If libgnutls-extra-config was correct, then it is best\n"); |
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63 | printf("*** to remove the old version of LIBGNUTLS_EXTRA. You may also be able to fix the error\n"); |
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64 | printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n"); |
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65 | printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n"); |
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66 | printf("*** required on your system.\n"); |
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67 | printf("*** If libgnutls-extra-config was wrong, set the environment variable LIBGNUTLS_EXTRA_CONFIG\n"); |
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68 | printf("*** to point to the correct copy of libgnutls-extra-config, and remove the file config.cache\n"); |
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69 | printf("*** before re-running configure\n"); |
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70 | } |
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71 | else if ( strcmp(gnutls_extra_check_version(NULL), LIBGNUTLS_EXTRA_VERSION ) ) |
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72 | { |
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73 | printf("\n*** LIBGNUTLS_EXTRA header file (version %s) does not match\n", LIBGNUTLS_EXTRA_VERSION); |
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74 | printf("*** library (version %s). This is may be due to a different version of gnutls\n", gnutls_extra_check_version(NULL) ); |
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75 | printf("*** and gnutls-extra.\n"); |
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76 | } |
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77 | else |
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78 | { |
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79 | if ( gnutls_extra_check_version( "$min_libgnutls_version" ) ) |
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80 | { |
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81 | return 0; |
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82 | } |
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83 | else |
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84 | { |
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85 | printf("no\n*** An old version of LIBGNUTLS_EXTRA (%s) was found.\n", |
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86 | gnutls_extra_check_version(NULL) ); |
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87 | printf("*** You need a version of LIBGNUTLS_EXTRA newer than %s. The latest version of\n", |
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88 | "$min_libgnutls_version" ); |
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89 | printf("*** LIBGNUTLS_EXTRA is always available from ftp://gnutls.hellug.gr/pub/gnutls.\n"); |
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90 | printf("*** \n"); |
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91 | printf("*** If you have already installed a sufficiently new version, this error\n"); |
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92 | printf("*** probably means that the wrong copy of the libgnutls-extra-config shell script is\n"); |
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93 | printf("*** being found. The easiest way to fix this is to remove the old version\n"); |
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94 | printf("*** of LIBGNUTLS_EXTRA, but you can also set the LIBGNUTLS_EXTRA_CONFIG environment to point to the\n"); |
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95 | printf("*** correct copy of libgnutls-extra-config. (In this case, you will have to\n"); |
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96 | printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n"); |
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97 | printf("*** so that the correct libraries are found at run-time))\n"); |
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98 | } |
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99 | } |
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100 | return 1; |
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101 | } |
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102 | ],, no_libgnutls=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) |
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103 | CFLAGS="$ac_save_CFLAGS" |
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104 | LIBS="$ac_save_LIBS" |
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105 | fi |
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106 | |
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107 | if test "x$no_libgnutls" = x ; then |
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108 | AC_MSG_RESULT(yes) |
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109 | ifelse([$2], , :, [$2]) |
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110 | else |
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111 | if test -f conf.libgnutlstest ; then |
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112 | : |
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113 | else |
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114 | AC_MSG_RESULT(no) |
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115 | fi |
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116 | if test "$LIBGNUTLS_EXTRA_CONFIG" = "no" ; then |
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117 | echo "*** The libgnutls-extra-config script installed by LIBGNUTLS_EXTRA could not be found" |
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118 | echo "*** If LIBGNUTLS_EXTRA was installed in PREFIX, make sure PREFIX/bin is in" |
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119 | echo "*** your path, or set the LIBGNUTLS_EXTRA_CONFIG environment variable to the" |
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120 | echo "*** full path to libgnutls-extra-config." |
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121 | else |
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122 | if test -f conf.libgnutlstest ; then |
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123 | : |
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124 | else |
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125 | echo "*** Could not run libgnutls test program, checking why..." |
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126 | CFLAGS="$CFLAGS $LIBGNUTLS_EXTRA_CFLAGS" |
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127 | LIBS="$LIBS $LIBGNUTLS_EXTRA_LIBS" |
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128 | AC_TRY_LINK([ |
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129 | #include <stdio.h> |
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130 | #include <stdlib.h> |
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131 | #include <string.h> |
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132 | #include <gnutls/extra.h> |
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133 | ], [ return !!gnutls_extra_check_version(NULL); ], |
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134 | [ echo "*** The test program compiled, but did not run. This usually means" |
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135 | echo "*** that the run-time linker is not finding LIBGNUTLS_EXTRA or finding the wrong" |
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136 | echo "*** version of LIBGNUTLS_EXTRA. If it is not finding LIBGNUTLS_EXTRA, you'll need to set your" |
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137 | echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point" |
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138 | echo "*** to the installed location Also, make sure you have run ldconfig if that" |
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139 | echo "*** is required on your system" |
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140 | echo "***" |
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141 | echo "*** If you have an old version installed, it is best to remove it, although" |
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142 | echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" |
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143 | echo "***" ], |
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144 | [ echo "*** The test program failed to compile or link. See the file config.log for the" |
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145 | echo "*** exact error that occured. This usually means LIBGNUTLS_EXTRA was incorrectly installed" |
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146 | echo "*** or that you have moved LIBGNUTLS_EXTRA since it was installed. In the latter case, you" |
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147 | echo "*** may want to edit the libgnutls-extra-config script: $LIBGNUTLS_EXTRA_CONFIG" ]) |
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148 | CFLAGS="$ac_save_CFLAGS" |
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149 | LIBS="$ac_save_LIBS" |
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150 | fi |
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151 | fi |
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152 | LIBGNUTLS_EXTRA_CFLAGS="" |
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153 | LIBGNUTLS_EXTRA_LIBS="" |
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154 | ifelse([$3], , :, [$3]) |
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155 | fi |
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156 | rm -f conf.libgnutlstest |
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157 | AC_SUBST(LIBGNUTLS_EXTRA_CFLAGS) |
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158 | AC_SUBST(LIBGNUTLS_EXTRA_LIBS) |
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159 | |
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160 | LIBGNUTLS_LIBS=$LIBGNUTLS_EXTRA_LIBS |
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161 | LIBGNUTLS_CFLAGS=$LIBGNUTLS_EXTRA_CFLAGS |
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162 | LIBGNUTLS_VERSION=`$LIBGNUTLS_EXTRA_CONFIG $libgnutls_extra_config_args --version` |
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163 | LIBGNUTLS_PREFIX="`$LIBGNUTLS_EXTRA_CONFIG $libgnutls_extra_config_args --prefix`" |
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164 | GNUTLS_CERTTOOL="${LIBGNUTLS_PREFIX}/bin/certtool" |
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165 | |
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166 | AC_SUBST(LIBGNUTLS_CFLAGS) |
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167 | AC_SUBST(LIBGNUTLS_LIBS) |
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168 | AC_SUBST(LIBGNUTLS_VERSION) |
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169 | AC_SUBST(LIBGNUTLS_PREFIX) |
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170 | AC_SUBST(LIBGNUTLS_CERTTOOL) |
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171 | |
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172 | ]) |
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173 | |
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174 | dnl *-*wedit:notab*-* Please keep this as the last line. |
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