m4/gpgme.m4

   1 # gpgme.m4 - autoconf macro to detect GPGME.
   2 # Copyright (C) 2002, 2003, 2004 g10 Code GmbH
   3 #
   4 # This file is free software; as a special exception the author gives
   5 # unlimited permission to copy and/or distribute it, with or without
   6 # modifications, as long as this notice is preserved.
   7 #
   8 # This file is distributed in the hope that it will be useful, but
   9 # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
  10 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  11
  12
  13 AC_DEFUN([_AM_PATH_GPGME_CONFIG],
  14 [ AC_ARG_WITH(gpgme-prefix,
  15             AC_HELP_STRING([--with-gpgme-prefix=PFX],
  16                            [prefix where GPGME is installed (optional)]),
  17      gpgme_config_prefix="$withval", gpgme_config_prefix="")
  18   if test "x$gpgme_config_prefix" != x ; then
  19       GPGME_CONFIG="$gpgme_config_prefix/bin/gpgme-config"
  20   fi
  21   AC_PATH_PROG(GPGME_CONFIG, gpgme-config, no)
  22
  23   if test "$GPGME_CONFIG" != "no" ; then
  24     gpgme_version=`$GPGME_CONFIG --version`
  25   fi
  26   gpgme_version_major=`echo $gpgme_version | \
  27                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'`
  28   gpgme_version_minor=`echo $gpgme_version | \
  29                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'`
  30   gpgme_version_micro=`echo $gpgme_version | \
  31                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\3/'`
  32 ])
  33
  34 dnl AM_PATH_GPGME([MINIMUM-VERSION,
  35 dnl               [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
  36 dnl Test for libgpgme and define GPGME_CFLAGS and GPGME_LIBS.
  37 dnl
  38 AC_DEFUN([AM_PATH_GPGME],
  39 [ AC_REQUIRE([_AM_PATH_GPGME_CONFIG])dnl
  40   tmp=ifelse([$1], ,1:0.4.2,$1)
  41   if echo "$tmp" | grep ':' >/dev/null 2>/dev/null ; then
  42      req_gpgme_api=`echo "$tmp"     | sed 's/\(.*\):\(.*\)/\1/'`
  43      min_gpgme_version=`echo "$tmp" | sed 's/\(.*\):\(.*\)/\2/'`
  44   else
  45      req_gpgme_api=0
  46      min_gpgme_version="$tmp"
  47   fi
  48
  49   AC_MSG_CHECKING(for GPGME - version >= $min_gpgme_version)
  50   ok=no
  51   if test "$GPGME_CONFIG" != "no" ; then
  52     req_major=`echo $min_gpgme_version | \
  53                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
  54     req_minor=`echo $min_gpgme_version | \
  55                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
  56     req_micro=`echo $min_gpgme_version | \
  57                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
  58     if test "$gpgme_version_major" -gt "$req_major"; then
  59         ok=yes
  60     else
  61         if test "$gpgme_version_major" -eq "$req_major"; then
  62             if test "$gpgme_version_minor" -gt "$req_minor"; then
  63                ok=yes
  64             else
  65                if test "$gpgme_version_minor" -eq "$req_minor"; then
  66                    if test "$gpgme_version_micro" -ge "$req_micro"; then
  67                      ok=yes
  68                    fi
  69                fi
  70             fi
  71         fi
  72     fi
  73   fi
  74   if test $ok = yes; then
  75      # If we have a recent GPGME, we should also check that the
  76      # API is compatible.
  77      if test "$req_gpgme_api" -gt 0 ; then
  78         tmp=`$GPGME_CONFIG --api-version 2>/dev/null || echo 0`
  79         if test "$tmp" -gt 0 ; then
  80            if test "$req_gpgme_api" -ne "$tmp" ; then
  81              ok=no
  82            fi
  83         fi
  84      fi
  85   fi
  86   if test $ok = yes; then
  87     GPGME_CFLAGS=`$GPGME_CONFIG --cflags`
  88     GPGME_LIBS=`$GPGME_CONFIG --libs`
  89     AC_MSG_RESULT(yes)
  90     ifelse([$2], , :, [$2])
  91   else
  92     GPGME_CFLAGS=""
  93     GPGME_LIBS=""
  94     AC_MSG_RESULT(no)
  95     ifelse([$3], , :, [$3])
  96   fi
  97   AC_SUBST(GPGME_CFLAGS)
  98   AC_SUBST(GPGME_LIBS)
  99 ])
 100
 101 dnl AM_PATH_GPGME_PTH([MINIMUM-VERSION,
 102 dnl                   [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
 103 dnl Test for libgpgme and define GPGME_PTH_CFLAGS and GPGME_PTH_LIBS.
 104 dnl
 105 AC_DEFUN([AM_PATH_GPGME_PTH],
 106 [ AC_REQUIRE([_AM_PATH_GPGME_CONFIG])dnl
 107   tmp=ifelse([$1], ,1:0.4.2,$1)
 108   if echo "$tmp" | grep ':' >/dev/null 2>/dev/null ; then
 109      req_gpgme_api=`echo "$tmp"     | sed 's/\(.*\):\(.*\)/\1/'`
 110      min_gpgme_version=`echo "$tmp" | sed 's/\(.*\):\(.*\)/\2/'`
 111   else
 112      req_gpgme_api=0
 113      min_gpgme_version="$tmp"
 114   fi
 115
 116   AC_MSG_CHECKING(for GPGME Pth - version >= $min_gpgme_version)
 117   ok=no
 118   if test "$GPGME_CONFIG" != "no" ; then
 119     if `$GPGME_CONFIG --thread=pth 2> /dev/null` ; then
 120       req_major=`echo $min_gpgme_version | \
 121                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
 122       req_minor=`echo $min_gpgme_version | \
 123                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
 124       req_micro=`echo $min_gpgme_version | \
 125                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
 126       if test "$gpgme_version_major" -gt "$req_major"; then
 127         ok=yes
 128       else
 129         if test "$gpgme_version_major" -eq "$req_major"; then
 130           if test "$gpgme_version_minor" -gt "$req_minor"; then
 131             ok=yes
 132           else
 133             if test "$gpgme_version_minor" -eq "$req_minor"; then
 134               if test "$gpgme_version_micro" -ge "$req_micro"; then
 135                 ok=yes
 136               fi
 137             fi
 138           fi
 139         fi
 140       fi
 141     fi
 142   fi
 143   if test $ok = yes; then
 144      # If we have a recent GPGME, we should also check that the
 145      # API is compatible.
 146      if test "$req_gpgme_api" -gt 0 ; then
 147         tmp=`$GPGME_CONFIG --api-version 2>/dev/null || echo 0`
 148         if test "$tmp" -gt 0 ; then
 149            if test "$req_gpgme_api" -ne "$tmp" ; then
 150              ok=no
 151            fi
 152         fi
 153      fi
 154   fi
 155   if test $ok = yes; then
 156     GPGME_PTH_CFLAGS=`$GPGME_CONFIG --thread=pth --cflags`
 157     GPGME_PTH_LIBS=`$GPGME_CONFIG --thread=pth --libs`
 158     AC_MSG_RESULT(yes)
 159     ifelse([$2], , :, [$2])
 160   else
 161     GPGME_PTH_CFLAGS=""
 162     GPGME_PTH_LIBS=""
 163     AC_MSG_RESULT(no)
 164     ifelse([$3], , :, [$3])
 165   fi
 166   AC_SUBST(GPGME_PTH_CFLAGS)
 167   AC_SUBST(GPGME_PTH_LIBS)
 168 ])
 169
 170 dnl AM_PATH_GPGME_PTHREAD([MINIMUM-VERSION,
 171 dnl                       [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
 172 dnl Test for libgpgme and define GPGME_PTHREAD_CFLAGS
 173 dnl  and GPGME_PTHREAD_LIBS.
 174 dnl
 175 AC_DEFUN([AM_PATH_GPGME_PTHREAD],
 176 [ AC_REQUIRE([_AM_PATH_GPGME_CONFIG])dnl
 177   tmp=ifelse([$1], ,1:0.4.2,$1)
 178   if echo "$tmp" | grep ':' >/dev/null 2>/dev/null ; then
 179      req_gpgme_api=`echo "$tmp"     | sed 's/\(.*\):\(.*\)/\1/'`
 180      min_gpgme_version=`echo "$tmp" | sed 's/\(.*\):\(.*\)/\2/'`
 181   else
 182      req_gpgme_api=0
 183      min_gpgme_version="$tmp"
 184   fi
 185
 186   AC_MSG_CHECKING(for GPGME pthread - version >= $min_gpgme_version)
 187   ok=no
 188   if test "$GPGME_CONFIG" != "no" ; then
 189     if `$GPGME_CONFIG --thread=pthread 2> /dev/null` ; then
 190       req_major=`echo $min_gpgme_version | \
 191                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
 192       req_minor=`echo $min_gpgme_version | \
 193                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
 194       req_micro=`echo $min_gpgme_version | \
 195                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
 196       if test "$gpgme_version_major" -gt "$req_major"; then
 197         ok=yes
 198       else
 199         if test "$gpgme_version_major" -eq "$req_major"; then
 200           if test "$gpgme_version_minor" -gt "$req_minor"; then
 201             ok=yes
 202           else
 203             if test "$gpgme_version_minor" -eq "$req_minor"; then
 204               if test "$gpgme_version_micro" -ge "$req_micro"; then
 205                 ok=yes
 206               fi
 207             fi
 208           fi
 209         fi
 210       fi
 211     fi
 212   fi
 213   if test $ok = yes; then
 214      # If we have a recent GPGME, we should also check that the
 215      # API is compatible.
 216      if test "$req_gpgme_api" -gt 0 ; then
 217         tmp=`$GPGME_CONFIG --api-version 2>/dev/null || echo 0`
 218         if test "$tmp" -gt 0 ; then
 219            if test "$req_gpgme_api" -ne "$tmp" ; then
 220              ok=no
 221            fi
 222         fi
 223      fi
 224   fi
 225   if test $ok = yes; then
 226     GPGME_PTHREAD_CFLAGS=`$GPGME_CONFIG --thread=pthread --cflags`
 227     GPGME_PTHREAD_LIBS=`$GPGME_CONFIG --thread=pthread --libs`
 228     AC_MSG_RESULT(yes)
 229     ifelse([$2], , :, [$2])
 230   else
 231     GPGME_PTHREAD_CFLAGS=""
 232     GPGME_PTHREAD_LIBS=""
 233     AC_MSG_RESULT(no)
 234     ifelse([$3], , :, [$3])
 235   fi
 236   AC_SUBST(GPGME_PTHREAD_CFLAGS)
 237   AC_SUBST(GPGME_PTHREAD_LIBS)
 238 ])