macros/gnashpkgtool.m4

   1 dnl
   2 dnl    Copyright (C) 2005, 2006, 2009, 2010 Free Software Foundation, Inc.
   3 dnl
   4 dnl  This program is free software; you can redistribute it and/or modify
   5 dnl  it under the terms of the GNU General Public License as published by
   6 dnl  the Free Software Foundation; either version 3 of the License, or
   7 dnl  (at your option) any later version.
   8 dnl
   9 dnl  This program is distributed in the hope that it will be useful,
  10 dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 dnl  GNU General Public License for more details.
  13 dnl  You should have received a copy of the GNU General Public License
  14 dnl  along with this program; if not, write to the Free Software
  15 dnl  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  16
  17
  18 dnl Generic macros for finding and setting include-paths and library-path
  19 dnl for packages. Implements GNASH_PKG_INCLUDES() and GNASH_PKG_LIBS().
  20 dnl
  21 dnl TODO:
  22 dnl
  23 dnl   - always run AC_CHECK_HEADERS and AC_CHECK_LIB so that config.h end
  24 dnl     up with correct information about what's available and what not
  25 dnl     and every provided info is verified before acceptance.
  26 dnl
  27 dnl   - Document the interface of the macro !!
  28 dnl
  29
  30 AC_DEFUN([GNASH_PKG_INCLUDES],
  31 [
  32   pushdef([UP], translit([$1], [a-z], [A-Z]))dnl Uppercase
  33   pushdef([DOWN], translit([$1], [A-Z], [a-z]))dnl Lowercase
  34   pushdef([DASHDOWN], translit([$1], [A-Z_], [a-z-]))dnl Lowercase
  35   pushdef([UPHEADER], translit([$2], [a-z./-], [A-Z___]))dnl Uppercase header
  36
  37     $1=yes
  38     if test x$4 = x; then
  39       name=DASHDOWN
  40     else
  41       name=DASHDOWN-$4
  42     fi
  43
  44     dnl Look for the header
  45     if test x"${$1}" = x"yes"; then
  46       AC_ARG_WITH($1_incl, AC_HELP_STRING([--with-$1-incl], [directory where $2 is]), with_$1_incl=${withval})
  47       AC_CACHE_VAL(ac_cv_path_$1_incl, [
  48       if test x"${with_$1_incl}" != x ; then
  49         AC_MSG_CHECKING([for $2 header in specified directory])
  50         if test -f ${with_$1_incl}/$2 ; then
  51           ac_cv_path_$1_incl="-I`(cd ${with_$1_incl}; pwd)`"
  52           found_$1_incl="yes"
  53           AC_MSG_RESULT([yes])
  54         else
  55           AC_MSG_ERROR([${with_$1_incl} directory doesn't contain $2.])
  56           AC_MSG_RESULT([no])
  57         fi
  58       fi
  59     ])
  60
  61   if test x$cross_compiling = xno; then
  62     if test x"$PKG_CONFIG" != x -a x"${ac_cv_path_$1_incl}" = x; then
  63       AC_MSG_CHECKING([for $2 header using pkg-config])
  64       $PKG_CONFIG --exists [lib]DASHDOWN && ac_cv_path_$1_incl="`$PKG_CONFIG --cflags [lib]DASHDOWN`"
  65       $PKG_CONFIG --exists DASHDOWN[] && ac_cv_path_$1_incl="`$PKG_CONFIG --cflags DASHDOWN[]`"
  66       $PKG_CONFIG --exists lib$name && ac_cv_path_$1_incl="`$PKG_CONFIG --cflags lib$name`"
  67       $PKG_CONFIG --exists $name && ac_cv_path_$1_incl="`$PKG_CONFIG --cflags $name`"
  68       if test x"${ac_cv_path_$1_incl}" != x; then
  69         AC_MSG_RESULT(${ac_cv_path_$1_incl})
  70         found_$1_incl="yes"
  71       else
  72         AC_MSG_RESULT([not found])
  73       fi
  74     fi
  75     if test x"${ac_cv_path_$1_incl}" = x; then
  76       AC_PATH_PROG(UP[]_CONFIG, $1-config)
  77       if test x"${UP[]_CONFIG}" != x; then
  78         AC_MSG_CHECKING([for $2 header using $1-config])
  79         ac_cv_path_$1_incl="`${UP[]_CONFIG} --cxxflags 2>/dev/null`"
  80         if test x"${ac_cv_path_$1_incl}" = x; then
  81           ac_cv_path_$1_incl="`${UP[]_CONFIG} --cflags 2>/dev/null`"
  82         fi
  83         if test x"${ac_cv_path_$1_incl}" != x; then
  84                 AC_MSG_RESULT(${ac_cv_path_$1_incl})
  85                 found_$1_incl="yes"
  86         else
  87                 AC_MSG_RESULT([not found])
  88         fi
  89       fi
  90     fi
  91   fi
  92
  93   dnl If the path hasn't been specified, go look for it.
  94   if test x"${ac_cv_path_$1_incl}" = x; then
  95     AC_CHECK_HEADER($2, [ac_cv_path_$1_incl=""; found_$1_incl="yes"], [
  96       AC_CHECK_HEADER($1/$2, [ac_cv_path_$1_incl="-I/usr/include/$1"; found_$1_incl="yes"], [
  97         AC_CHECK_HEADER($name/$2, [ac_cv_path_$1_incl="-I/usr/include/$name"; found_$1_incl="yes"], [
  98           AC_CHECK_HEADER($2, [ac_cv_path_$1_incl="-I/usr/include/$2"; found_$1_incl="yes"], [
  99           if test x"${ac_cv_path_$1_incl}" = x; then
 100             for i in $incllist; do
 101               if test -f $i/$name; then
 102                 found_$1_incl="yes"
 103                 if test x"$i" != x"/usr/include"; then
 104                   ac_cv_path_$1_incl="-I$i"
 105                 else
 106                   ac_cv_path_$1_incl=""
 107                 fi
 108                 break
 109               else
 110                 if test -f $i/$name/$2; then
 111                   found_$1_incl="yes"
 112                   ac_cv_path_$1_incl="-I$i/$name"
 113                   break
 114                 else
 115                   if test -f $i/$2; then
 116                     found_$1_incl="yes"
 117                     ac_cv_path_$1_incl="-I$i"
 118                     break
 119                   fi
 120                 fi
 121               fi
 122             done
 123           fi
 124         ])
 125       ])
 126     ])
 127   ])
 128   fi
 129
 130   AC_MSG_CHECKING([for $2 header])
 131   if test x"${found_$1_incl}" = "xyes"; then
 132
 133       dnl It seems we need to explicitly call AC_DEFINE as AC_CHECK_HEADER doesn't
 134       dnl do this automatically. AC_CHECK_HEADERS (not the final S) would do it.
 135       AC_DEFINE([HAVE_]UPHEADER, 1, [Define if you have the $2 header])
 136       AC_MSG_RESULT(${ac_cv_path_$1_incl})
 137       if test x"${ac_cv_path_$1_incl}" != x -a x"${ac_cv_path_$1_incl}" != x"-I/usr/include"; then
 138         UP[]_CFLAGS="${ac_cv_path_$1_incl}"
 139       else
 140         UP[]_CFLAGS=""
 141       fi
 142   else
 143           AC_MSG_RESULT([not found])
 144     fi
 145   fi
 146   AC_SUBST(UP[]_CFLAGS)
 147
 148   popdef([UP])
 149   popdef([DOWN])
 150   popdef([DASHDOWN])
 151   popdef([UPHEADER])
 152 ])
 153
 154 AC_DEFUN([GNASH_PKG_LIBS], dnl GNASH_PKG_LIBS(cairo, cairo_status, [cairo render library.])
 155 [
 156 pushdef([UP], translit([$1], [a-z], [A-Z]))dnl Uppercase
 157 pushdef([DOWN], translit([$1], [A-Z], [a-z]))dnl Lowercase
 158 pushdef([DASHDOWN], translit([$1], [A-Z_], [a-z-]))dnl Lowercase
 159
 160 has_$1=no
 161 ac_manual=yes
 162
 163 if test x"${$1}" = x"yes"; then
 164   dnl Look for the library
 165   AC_ARG_WITH($1_lib, AC_HELP_STRING([--with-$1-lib], [directory where $1 library is]), with_$1_lib=${withval})
 166   AC_CACHE_VAL(ac_cv_path_$1_lib,[
 167   if test x"${with_$1_lib}" != x ; then
 168     AC_MSG_CHECKING([for lib$1 library in specified directory])
 169     if test -f ${with_$1_lib}/lib$name.a -o -f ${with_$1_lib}/lib$name.${shlibext}; then
 170       tmp="`(cd ${with_$1_lib}; pwd)`"
 171       ac_cv_path_$1_lib="-L${tmp} -l$name"
 172       AC_MSG_RESULT([yes])
 173           else
 174       AC_MSG_ERROR([${with_$1_lib} directory doesn't contain library $name.])
 175       AC_MSG_RESULT([no])
 176           fi
 177   fi
 178   ])
 179
 180   dnl If the header doesn't exist, there is no point looking for the library.
 181   if test x$cross_compiling = xno; then
 182     if test x"$PKG_CONFIG" != x -a x"${ac_cv_path_$1_lib}" = x; then
 183       AC_MSG_CHECKING([for lib$1 library using pkg-config])
 184       $PKG_CONFIG --exists [lib]DASHDOWN && ac_cv_path_$1_lib="`$PKG_CONFIG --libs [lib]DASHDOWN`"
 185       $PKG_CONFIG --exists DASHDOWN && ac_cv_path_$1_lib="`$PKG_CONFIG --libs DASHDOWN`"
 186       $PKG_CONFIG --exists lib$name && ac_cv_path_$1_lib="`$PKG_CONFIG --libs lib$name`"
 187       $PKG_CONFIG --exists $name && ac_cv_path_$1_lib="`$PKG_CONFIG --libs $name`"
 188       if test x"${ac_cv_path_$1_lib}" != x; then
 189         AC_MSG_RESULT(${ac_cv_path_$1_lib})
 190         ac_manual=no
 191       else
 192         AC_MSG_RESULT([not found])
 193       fi
 194     fi
 195     if test x"${ac_cv_path_$1_lib}" = x; then
 196       AC_PATH_PROG(UP[]_CONFIG, $1-config)
 197       if test x"${UP[]_CONFIG}" != x; then
 198         AC_MSG_CHECKING([for lib$1 library using $1-config])
 199         ac_cv_path_$1_lib="`${UP[]_CONFIG} --libs`"
 200         AC_MSG_RESULT(${ac_cv_path_$1_lib})
 201       fi
 202       if test x"${ac_cv_path_$1_lib}" = x; then
 203                 ac_manual=no
 204       fi
 205     fi
 206   fi
 207
 208   if test x"${ac_manual}" != xyes -a x"${ac_cv_path_$1_lib}" = x; then
 209         ac_manual=yes
 210   fi
 211
 212   if test x"${ac_cv_path_$1_lib}" = x; then
 213     ac_save_LIBS=$LIBS
 214     LIBS=""
 215     for i in $libslist; do
 216       if test -f $i/lib$1.a -o -f $i/lib$1.${shlibext}; then
 217         if test -f "$i/lib$1.a" -o -f "$i/lib$1.${shlibext}"; then
 218           if test ! x"$i" = x"/usr/lib" -a ! x"$i" = x"/usr/lib64"; then
 219             ac_cv_path_$1_lib="-L$i -l$1 $5"
 220           else
 221             ac_cv_path_$1_lib="-l$1 $5"
 222           fi
 223           break
 224         fi
 225       else
 226         if test -f "$i/lib$name.a" -o -f "$i/lib$name.${shlibext}"; then
 227           if test ! x"$i" = x"/usr/lib" -a ! x"$i" = x"/usr/lib64"; then
 228             ac_cv_path_$1_lib="-L$i -l$name $5"
 229           else
 230             ac_cv_path_$1_lib="-l$name $5"
 231           fi
 232         break
 233         fi
 234       fi
 235     done
 236     LIBS=$ac_save_LIBS
 237   fi
 238
 239   if test x"${ac_cv_path_$1_lib}" = x ; then
 240     AC_SEARCH_LIBS($2, $1 $name, [ac_cv_path_$1_lib="$LIBS $5"])
 241   fi
 242
 243   if test x"${ac_manual}" = xyes ; then
 244         AC_MSG_CHECKING([for lib$1 library])
 245         if test x"${ac_cv_path_$1_lib}" != x ; then
 246     AC_MSG_RESULT(${ac_cv_path_$1_lib})
 247         else
 248     AC_MSG_RESULT([not found])
 249     fi
 250   fi
 251
 252   if test x"${ac_cv_path_$1_lib}" != x ; then
 253     UP[]_LIBS="${ac_cv_path_$1_lib}"
 254     has_$1=yes
 255   else
 256     UP[]_LIBS=""
 257   fi
 258 fi
 259
 260 AC_SUBST(UP[]_LIBS)
 261
 262 popdef([UP])
 263 popdef([DOWN])
 264 popdef([DASHDOWN])
 265 ])
 266
 267 dnl Example: GNASH_PKG_FIND(fltk, [FL_API.h], [fltk gui], fl_xmap, [], [-lfltk_gl])
 268 AC_DEFUN([GNASH_PKG_FIND],
 269 [
 270 GNASH_PKG_INCLUDES($1, $2, $3, $5)
 271 GNASH_PKG_LIBS($1, $4, $3, $5, $6)
 272 ])
 273
 274 # Local Variables:
 275 # c-basic-offset: 2
 276 # tab-width: 2
 277 # indent-tabs-mode: nil
 278 # End: