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M4 Source File  |  2007-05-04  |  3.2 KB  |  103 lines
  1. dnl ###########################################################################
  2. dnl # Configure paths for libpurple
  3. dnl # Gary Kramlich 2005
  4. dnl #
  5. dnl # Based off of glib-2.0.m4 by Owen Taylor
  6. dnl ###########################################################################
  7.  
  8. dnl ###########################################################################
  9. dnl # AM_PATH_PURPLE([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
  10. dnl #
  11. dnl # Test for purple and define PURPLE_CFLAGS, PURPLE_LIBS, PURPLE_DATADIR, and
  12. dnl # PURPLE_LIBDIR
  13. dnl ###########################################################################
  14. AC_DEFUN([AM_PATH_PURPLE],
  15. [dnl
  16.     AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
  17.  
  18.     no_purple=""
  19.  
  20.     if test x"$PKG_CONFIG" != x"no" ; then
  21.         if $PKG_CONFIG --atleast-pkgconfig-version 0.7 ; then
  22.             :
  23.         else
  24.             echo "*** pkg-config is too old;  version 0.7 or newer is required."
  25.             no_purple="yes"
  26.             PKG_CONFIG="no"
  27.         fi
  28.     else
  29.         no_purple="yes"
  30.     fi
  31.  
  32.     min_version=ifelse([$1], ,2.0.0,$1)
  33.     found_version=""
  34.  
  35.     AC_MSG_CHECKING(for purple - version >= $min_version)
  36.  
  37.     if test x"$no_purple" = x"" ; then
  38.         PURPLE_DATADIR=`$PKG_CONFIG --variable=datadir purple`
  39.         PURPLE_LIBDIR=`$PKG_CONFIG --variable=libdir purple`
  40.  
  41.         PURPLE_CFLAGS=`$PKG_CONFIG --cflags purple`
  42.         PURPLE_LIBS=`$PKG_CONFIG --libs purple`
  43.  
  44.         purple_version=`$PKG_CONFIG --modversion purple`
  45.         purple_major_version=`echo $purple_version | cut -d. -f 1`
  46.         purple_minor_version=`echo $purple_version | cut -d. -f 2`
  47.  
  48.         dnl # stash the micro version in a temp variable.  Then stash
  49.         dnl # the numeric for it in purple_micro_version and anything
  50.         dnl # else in purple_extra_version.
  51.         purple_micro_version_temp=`echo $purple_version | cut -d. -f 3`
  52.         purple_micro_version=`echo $purple_micro_version_temp | sed 's/[[^0-9]]//g'`
  53.         purple_extra_version=`echo $purple_micro_version_temp | sed 's/[[0-9]]//g'`
  54.  
  55.         dnl # get the major, minor, and macro that the user gave us
  56.         min_major_version=`echo $min_version | cut -d. -f 1`
  57.         min_minor_version=`echo $min_version | cut -d. -f 2`
  58.         min_micro_version=`echo $min_version | cut -d. -f 3`
  59.  
  60.         dnl # check the users version against the version from pkg-config
  61.         if test $purple_major_version -eq $min_major_version -a \
  62.             $purple_minor_version -ge $min_minor_version -a \
  63.             $purple_micro_version -ge $min_micro_version
  64.         then
  65.             :
  66.         else
  67.             no_purple="yes"
  68.             found_version="$purple_major_version.$purple_minor_version.$purple_micro_version$purple_extra_version"
  69.         fi
  70.  
  71.         dnl # Do we want a compile test here?
  72.     fi
  73.  
  74.     if test x"$no_purple" = x"" ; then
  75.         AC_MSG_RESULT(yes (version $purple_major_version.$purple_minor_version.$purple_micro_version$purple_extra_version))
  76.         ifelse([$2], , :, [$2])
  77.     else
  78.         AC_MSG_RESULT(no)
  79.         if test x"$PKG_CONFIG" = x"no" ; then
  80.             echo "*** A new enough version of pkg-config was not found."
  81.             echo "*** See http://www.freedesktop.org/software/pkgconfig/"
  82.         fi
  83.  
  84.         if test x"found_version" != x"" ; then
  85.             echo "*** A new enough version of purple was not found."
  86.             echo "*** You have version $found_version"
  87.             echo "*** See http://pidgin.im/"
  88.         fi
  89.  
  90.         PURPLE_CFLAGS=""
  91.         PURPLE_LIBS=""
  92.         PURPLE_DATADIR=""
  93.         PURPLE_LIBDIR=""
  94.  
  95.         ifelse([$3], , :, [$3])
  96.     fi
  97.  
  98.     AC_SUBST(PURPLE_CFLAGS)
  99.     AC_SUBST(PURPLE_LIBS)
  100.     AC_SUBST(PURPLE_DATADIR)
  101.     AC_SUBST(PURPLE_LIBDIR)
  102. ])
  103.