summaryrefslogtreecommitdiff
path: root/m4/freetype2.m4
blob: 7424a32ab5ac9466c0441f72ad73c0aecdcbee85 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
# Configure paths for FreeType2
# Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor
#
# serial 2

# AC_CHECK_FT2([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
# Test for FreeType 2, and define FT2_CFLAGS and FT2_LIBS.
# MINIMUM-VERSION is what libtool reports; the default is `7.0.1' (this is
# FreeType 2.0.4).
#
AC_DEFUN([AC_CHECK_FT2],
  [# Get the cflags and libraries from the freetype-config script
   #
   AC_ARG_WITH([ft-prefix],
     dnl don't quote AS_HELP_STRING!
     AS_HELP_STRING([--with-ft-prefix=PREFIX],
                    [Prefix where FreeType is installed (optional)]),
     [ft_config_prefix="$withval"],
     [ft_config_prefix=""])

   AC_ARG_WITH([ft-exec-prefix],
     dnl don't quote AS_HELP_STRING!
     AS_HELP_STRING([--with-ft-exec-prefix=PREFIX],
                    [Exec prefix where FreeType is installed (optional)]),
     [ft_config_exec_prefix="$withval"],
     [ft_config_exec_prefix=""])

   AC_ARG_ENABLE([freetypetest],
     dnl don't quote AS_HELP_STRING!
     AS_HELP_STRING([--disable-freetypetest],
                    [Do not try to compile and run a test FreeType program]),
     [],
     [enable_fttest=yes])

   if test x$ft_config_exec_prefix != x ; then
     ft_config_args="$ft_config_args --exec-prefix=$ft_config_exec_prefix"
     if test x${FT2_CONFIG+set} != xset ; then
       FT2_CONFIG=$ft_config_exec_prefix/bin/freetype-config
     fi
   fi

   if test x$ft_config_prefix != x ; then
     ft_config_args="$ft_config_args --prefix=$ft_config_prefix"
     if test x${FT2_CONFIG+set} != xset ; then
       FT2_CONFIG=$ft_config_prefix/bin/freetype-config
     fi
   fi

   AC_PATH_PROG([FT2_CONFIG], [freetype-config], [no])

   min_ft_version=m4_if([$1], [], [7.0.1], [$1])
   AC_MSG_CHECKING([for FreeType -- version >= $min_ft_version])
   no_ft=""
   if test "$FT2_CONFIG" = "no" ; then
     no_ft=yes
   else
     FT2_CFLAGS=`$FT2_CONFIG $ft_config_args --cflags`
     FT2_LIBS=`$FT2_CONFIG $ft_config_args --libs`
     ft_config_major_version=`$FT2_CONFIG $ft_config_args --version | \
       sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
     ft_config_minor_version=`$FT2_CONFIG $ft_config_args --version | \
       sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
     ft_config_micro_version=`$FT2_CONFIG $ft_config_args --version | \
       sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
     ft_min_major_version=`echo $min_ft_version | \
       sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
     ft_min_minor_version=`echo $min_ft_version | \
       sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
     ft_min_micro_version=`echo $min_ft_version | \
       sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
     if test x$enable_fttest = xyes ; then
       ft_config_is_lt=""
       if test $ft_config_major_version -lt $ft_min_major_version ; then
         ft_config_is_lt=yes
       else
         if test $ft_config_major_version -eq $ft_min_major_version ; then
           if test $ft_config_minor_version -lt $ft_min_minor_version ; then
             ft_config_is_lt=yes
           else
             if test $ft_config_minor_version -eq $ft_min_minor_version ; then
               if test $ft_config_micro_version -lt $ft_min_micro_version ; then
                 ft_config_is_lt=yes
               fi
             fi
           fi
         fi
       fi
       if test x$ft_config_is_lt = xyes ; then
         no_ft=yes
       else
         ac_save_CFLAGS="$CFLAGS"
         ac_save_LIBS="$LIBS"
         CFLAGS="$CFLAGS $FT2_CFLAGS"
         LIBS="$FT2_LIBS $LIBS"

         #
         # Sanity checks for the results of freetype-config to some extent.
         #
         AC_RUN_IFELSE([
             AC_LANG_SOURCE([[

#include <ft2build.h>
#include FT_FREETYPE_H
#include <stdio.h>
#include <stdlib.h>

int
main()
{
  FT_Library library;
  FT_Error  error;

  error = FT_Init_FreeType(&library);

  if (error)
    return 1;
  else
  {
    FT_Done_FreeType(library);
    return 0;
  }
}

             ]])
           ],
           [],
           [no_ft=yes],
           [echo $ECHO_N "cross compiling; assuming OK... $ECHO_C"])

         CFLAGS="$ac_save_CFLAGS"
         LIBS="$ac_save_LIBS"
       fi             # test $ft_config_version -lt $ft_min_version
     fi               # test x$enable_fttest = xyes
   fi                 # test "$FT2_CONFIG" = "no"

   if test x$no_ft = x ; then
     AC_MSG_RESULT([yes])
     m4_if([$2], [], [:], [$2])
   else
     AC_MSG_RESULT([no])
     if test "$FT2_CONFIG" = "no" ; then
       AC_MSG_WARN([

  The freetype-config script installed by FreeType 2 could not be found.
  If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in
  your path, or set the FT2_CONFIG environment variable to the
  full path to freetype-config.
       ])
     else
       if test x$ft_config_is_lt = xyes ; then
         AC_MSG_WARN([

  Your installed version of the FreeType 2 library is too old.
  If you have different versions of FreeType 2, make sure that
  correct values for --with-ft-prefix or --with-ft-exec-prefix
  are used, or set the FT2_CONFIG environment variable to the
  full path to freetype-config.
         ])
       else
         AC_MSG_WARN([

  The FreeType test program failed to run.  If your system uses
  shared libraries and they are installed outside the normal
  system library path, make sure the variable LD_LIBRARY_PATH
  (or whatever is appropiate for your system) is correctly set.
         ])
       fi
     fi

     FT2_CFLAGS=""
     FT2_LIBS=""
     m4_if([$3], [], [:], [$3])
   fi

   AC_SUBST([FT2_CFLAGS])
   AC_SUBST([FT2_LIBS])])

# end of freetype2.m4