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             AS_HELP_STRING([--with-gpgme-prefix=PFX],[prefix where GPGME is installed (optional)]),
  16      gpgme_config_prefix="$withval", gpgme_config_prefix="")
  17   if test "x$gpgme_config_prefix" != x ; then
  18       GPGME_CONFIG="$gpgme_config_prefix/bin/gpgme-config"
  19   fi
  20   AC_PATH_PROG(GPGME_CONFIG, gpgme-config, no)
  21
  22   if test "$GPGME_CONFIG" != "no" ; then
  23     gpgme_version=`$GPGME_CONFIG --version`
  24   fi
  25   gpgme_version_major=`echo $gpgme_version | \
  26                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'`
  27   gpgme_version_minor=`echo $gpgme_version | \
  28                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'`
  29   gpgme_version_micro=`echo $gpgme_version | \
  30                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\3/'`
  31 ])
  32
  33 dnl AM_PATH_GPGME([MINIMUM-VERSION,
  34 dnl               [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
  35 dnl Test for libgpgme and define GPGME_CFLAGS and GPGME_LIBS.
  36 dnl
  37 AC_DEFUN([AM_PATH_GPGME],
  38 [ AC_REQUIRE([_AM_PATH_GPGME_CONFIG])dnl
  39   tmp=ifelse([$1], ,1:0.4.2,$1)
  40   if echo "$tmp" | grep ':' >/dev/null 2>/dev/null ; then
  41      req_gpgme_api=`echo "$tmp"     | sed 's/\(.*\):\(.*\)/\1/'`
  42      min_gpgme_version=`echo "$tmp" | sed 's/\(.*\):\(.*\)/\2/'`
  43   else
  44      req_gpgme_api=0
  45      min_gpgme_version="$tmp"
  46   fi
  47
  48   AC_MSG_CHECKING(for GPGME - version >= $min_gpgme_version)
  49   ok=no
  50   if test "$GPGME_CONFIG" != "no" ; then
  51     req_major=`echo $min_gpgme_version | \
  52                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
  53     req_minor=`echo $min_gpgme_version | \
  54                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
  55     req_micro=`echo $min_gpgme_version | \
  56                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
  57     if test "$gpgme_version_major" -gt "$req_major"; then
  58         ok=yes
  59     else
  60         if test "$gpgme_version_major" -eq "$req_major"; then
  61             if test "$gpgme_version_minor" -gt "$req_minor"; then
  62                ok=yes
  63             else
  64                if test "$gpgme_version_minor" -eq "$req_minor"; then
  65                    if test "$gpgme_version_micro" -ge "$req_micro"; then
  66                      ok=yes
  67                    fi
  68                fi
  69             fi
  70         fi
  71     fi
  72   fi
  73   if test $ok = yes; then
  74      # If we have a recent GPGME, we should also check that the
  75      # API is compatible.
  76      if test "$req_gpgme_api" -gt 0 ; then
  77         tmp=`$GPGME_CONFIG --api-version 2>/dev/null || echo 0`
  78         if test "$tmp" -gt 0 ; then
  79            if test "$req_gpgme_api" -ne "$tmp" ; then
  80              ok=no
  81            fi
  82         fi
  83      fi
  84   fi
  85   if test $ok = yes; then
  86     GPGME_CFLAGS=`$GPGME_CONFIG --cflags`
  87     GPGME_LIBS=`$GPGME_CONFIG --libs`
  88     AC_MSG_RESULT(yes)
  89     ifelse([$2], , :, [$2])
  90   else
  91     GPGME_CFLAGS=""
  92     GPGME_LIBS=""
  93     AC_MSG_RESULT(no)
  94     ifelse([$3], , :, [$3])
  95   fi
  96   AC_SUBST(GPGME_CFLAGS)
  97   AC_SUBST(GPGME_LIBS)
  98 ])
  99
 100 dnl AM_PATH_GPGME_PTH([MINIMUM-VERSION,
 101 dnl                   [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
 102 dnl Test for libgpgme and define GPGME_PTH_CFLAGS and GPGME_PTH_LIBS.
 103 dnl
 104 AC_DEFUN([AM_PATH_GPGME_PTH],
 105 [ AC_REQUIRE([_AM_PATH_GPGME_CONFIG])dnl
 106   tmp=ifelse([$1], ,1:0.4.2,$1)
 107   if echo "$tmp" | grep ':' >/dev/null 2>/dev/null ; then
 108      req_gpgme_api=`echo "$tmp"     | sed 's/\(.*\):\(.*\)/\1/'`
 109      min_gpgme_version=`echo "$tmp" | sed 's/\(.*\):\(.*\)/\2/'`
 110   else
 111      req_gpgme_api=0
 112      min_gpgme_version="$tmp"
 113   fi
 114
 115   AC_MSG_CHECKING(for GPGME Pth - version >= $min_gpgme_version)
 116   ok=no
 117   if test "$GPGME_CONFIG" != "no" ; then
 118     if `$GPGME_CONFIG --thread=pth 2> /dev/null` ; then
 119       req_major=`echo $min_gpgme_version | \
 120                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
 121       req_minor=`echo $min_gpgme_version | \
 122                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
 123       req_micro=`echo $min_gpgme_version | \
 124                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
 125       if test "$gpgme_version_major" -gt "$req_major"; then
 126         ok=yes
 127       else
 128         if test "$gpgme_version_major" -eq "$req_major"; then
 129           if test "$gpgme_version_minor" -gt "$req_minor"; then
 130             ok=yes
 131           else
 132             if test "$gpgme_version_minor" -eq "$req_minor"; then
 133               if test "$gpgme_version_micro" -ge "$req_micro"; then
 134                 ok=yes
 135               fi
 136             fi
 137           fi
 138         fi
 139       fi
 140     fi
 141   fi
 142   if test $ok = yes; then
 143      # If we have a recent GPGME, we should also check that the
 144      # API is compatible.
 145      if test "$req_gpgme_api" -gt 0 ; then
 146         tmp=`$GPGME_CONFIG --api-version 2>/dev/null || echo 0`
 147         if test "$tmp" -gt 0 ; then
 148            if test "$req_gpgme_api" -ne "$tmp" ; then
 149              ok=no
 150            fi
 151         fi
 152      fi
 153   fi
 154   if test $ok = yes; then
 155     GPGME_PTH_CFLAGS=`$GPGME_CONFIG --thread=pth --cflags`
 156     GPGME_PTH_LIBS=`$GPGME_CONFIG --thread=pth --libs`
 157     AC_MSG_RESULT(yes)
 158     ifelse([$2], , :, [$2])
 159   else
 160     GPGME_PTH_CFLAGS=""
 161     GPGME_PTH_LIBS=""
 162     AC_MSG_RESULT(no)
 163     ifelse([$3], , :, [$3])
 164   fi
 165   AC_SUBST(GPGME_PTH_CFLAGS)
 166   AC_SUBST(GPGME_PTH_LIBS)
 167 ])
 168
 169 dnl AM_PATH_GPGME_PTHREAD([MINIMUM-VERSION,
 170 dnl                       [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
 171 dnl Test for libgpgme and define GPGME_PTHREAD_CFLAGS
 172 dnl  and GPGME_PTHREAD_LIBS.
 173 dnl
 174 AC_DEFUN([AM_PATH_GPGME_PTHREAD],
 175 [ AC_REQUIRE([_AM_PATH_GPGME_CONFIG])dnl
 176   tmp=ifelse([$1], ,1:0.4.2,$1)
 177   if echo "$tmp" | grep ':' >/dev/null 2>/dev/null ; then
 178      req_gpgme_api=`echo "$tmp"     | sed 's/\(.*\):\(.*\)/\1/'`
 179      min_gpgme_version=`echo "$tmp" | sed 's/\(.*\):\(.*\)/\2/'`
 180   else
 181      req_gpgme_api=0
 182      min_gpgme_version="$tmp"
 183   fi
 184
 185   AC_MSG_CHECKING(for GPGME pthread - version >= $min_gpgme_version)
 186   ok=no
 187   if test "$GPGME_CONFIG" != "no" ; then
 188     if `$GPGME_CONFIG --thread=pthread 2> /dev/null` ; then
 189       req_major=`echo $min_gpgme_version | \
 190                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
 191       req_minor=`echo $min_gpgme_version | \
 192                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
 193       req_micro=`echo $min_gpgme_version | \
 194                sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
 195       if test "$gpgme_version_major" -gt "$req_major"; then
 196         ok=yes
 197       else
 198         if test "$gpgme_version_major" -eq "$req_major"; then
 199           if test "$gpgme_version_minor" -gt "$req_minor"; then
 200             ok=yes
 201           else
 202             if test "$gpgme_version_minor" -eq "$req_minor"; then
 203               if test "$gpgme_version_micro" -ge "$req_micro"; then
 204                 ok=yes
 205               fi
 206             fi
 207           fi
 208         fi
 209       fi
 210     fi
 211   fi
 212   if test $ok = yes; then
 213      # If we have a recent GPGME, we should also check that the
 214      # API is compatible.
 215      if test "$req_gpgme_api" -gt 0 ; then
 216         tmp=`$GPGME_CONFIG --api-version 2>/dev/null || echo 0`
 217         if test "$tmp" -gt 0 ; then
 218            if test "$req_gpgme_api" -ne "$tmp" ; then
 219              ok=no
 220            fi
 221         fi
 222      fi
 223   fi
 224   if test $ok = yes; then
 225     GPGME_PTHREAD_CFLAGS=`$GPGME_CONFIG --thread=pthread --cflags`
 226     GPGME_PTHREAD_LIBS=`$GPGME_CONFIG --thread=pthread --libs`
 227     AC_MSG_RESULT(yes)
 228     ifelse([$2], , :, [$2])
 229   else
 230     GPGME_PTHREAD_CFLAGS=""
 231     GPGME_PTHREAD_LIBS=""
 232     AC_MSG_RESULT(no)
 233     ifelse([$3], , :, [$3])
 234   fi
 235   AC_SUBST(GPGME_PTHREAD_CFLAGS)
 236   AC_SUBST(GPGME_PTHREAD_LIBS)
 237 ])