summaryrefslogtreecommitdiff
path: root/Build/source/texk/dvipng/configure.ac
blob: 4ae238768d1fd7d57dc19f53edb3ee5aa0f0cfd2 (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
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
dnl Process this file with autoconf to produce a configure script.
dnl
dnl   Copyright (C) 2009, 2010 Peter Breitenlohner <tex-live@tug.org>
dnl
dnl   This file is free software; the copyright holder
dnl   gives unlimited permission to copy and/or distribute it,
dnl   with or without modifications, as long as this notice is preserved.
dnl
dnl *********************************************************************
dnl
dnl  Adapted for TeX Live from dvipng-1.12/configure.ac
dnl  Copyright (C) 2002-2008 Jan-Åke Larsson
dnl
dnl *********************************************************************
dnl
m4_define([dvipng_version], [1.14])[]dnl using unmodified dvipng source tree
AC_INIT([dvipng], dvipng_version, [tex-k@tug.org])
AC_PREREQ([2.65])
AC_CONFIG_SRCDIR([dvipng-]dvipng_version[/dvipng.c])
AC_CONFIG_AUX_DIR([../../build-aux])
AC_CONFIG_MACRO_DIR([../../m4])

# Common code for all programs using libkpathsea.
KPSE_COMMON([dvipng])
# Configure options for dvipng also shown at the TeX Live top-level.
m4_include([ac/dvipng.ac])

AC_CANONICAL_HOST

AM_CONDITIONAL([cross], [test "x$cross_compiling" = xyes])

if test "x$enable_debug" != xno; then
  enable_debug=yes
  AC_DEFINE([DEBUG], 1, [Define as 1 to get the debug (-d) option.])
fi

if test "x$enable_timing" = xyes; then
  AC_DEFINE([TIMING], 1, [Define as 1 to get execution time output.])
fi

# Checks for programs.
# For a native TeX Live build '--with-gs' is ignored.
AS_IF([test "x$enable_native_texlive_build" = xyes],
      [with_gs=])
AS_CASE([$with_gs],
        ["" | yes | no], [AC_CHECK_PROG([GS], [gs], [gs])],
        [AC_PATH_PROG([GS], ["$with_gs"])])
AS_IF([test -n "$GS"],
      [GS_CHECK_DEVICES],
      [AC_MSG_WARN([Cannot find GhostScript in your PATH])
       GS=gs])
AC_DEFINE_UNQUOTED([GS_PATH], ["$GS"], [Define as the path to GhostScript.])

# Checks for libraries.
AC_SEARCH_LIBS([pow], [m])
AC_SEARCH_LIBS([basename], [gen])

# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([fcntl.h sys/time.h])
AC_HEADER_SYS_WAIT
AC_HEADER_TIME
AC_HEADER_STDBOOL

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_PID_T
AC_TYPE_INT64_T
AC_TYPE_UINT64_T

# Checks for library functions.
AC_FUNC_ALLOCA
AC_FUNC_FORK
AC_FUNC_MALLOC
AC_FUNC_MMAP
AC_FUNC_STRTOD
AC_FUNC_VPRINTF
AC_CHECK_FUNCS([dup2 memset munmap pow putenv strchr strrchr strtol strstr])

if test "x$enable_timing" = xyes; then
  AC_CHECK_FUNCS([ftime gettimeofday])
fi

# Documentation-related checks.
AC_PATH_PROG([MAKEINFO], [makeinfo], [:])
MAKEINFO_CHECK_MACROS([acronym env option])
AC_PATH_PROG([INSTALL_INFO], [install-info], [:], [$PATH /usr/sbin /sbin])

# SELFAUTO -- not used when built as part of the TeX Live tree.

# We have to check properties of libraries, either installed (system)
# libraries or unistalled (possibly libtool) ones from the TeX Live tree.
# Thus we can not use, e.g., AC_CHECK_LIB(LIB, FUNCTION)

KPSE_KPATHSEA_FLAGS
KPSE_ZLIB_FLAGS
KPSE_LIBPNG_FLAGS
KPSE_T1LIB_FLAGS
KPSE_FREETYPE2_FLAGS
KPSE_GD_FLAGS

# Assume we have t1lib and freetype2.
have_t1=yes
have_ft2=yes

if test "x$enable_build" != xno || test -f config.force; then

# Checks for more libraries.
KPSE_ADD_FLAGS([zlib])
AC_CHECK_FUNC([deflate],
              [AC_DEFINE([HAVE_LIBZ], 1,
                         [Define to 1 if you have the `z' library (-lz).])])

KPSE_ADD_FLAGS([libpng])
AC_CHECK_FUNC([png_read_image],
              [AC_DEFINE([HAVE_LIBPNG], 1,
                         [Define to 1 if you have the `png' library (-lpng).])],
              [AC_MSG_ERROR([cannot find/use libpng])])

KPSE_ADD_FLAGS([t1lib])
AC_CHECK_FUNC([T1_InitLib],
              [AC_DEFINE([HAVE_LIBT1], 1,
                         [Define to 1 if you have the `t1' library (-lt1).])],
              [have_t1=no])

KPSE_ADD_FLAGS([freetype2])
AC_CHECK_FUNC([FT_Init_FreeType],
              [AC_DEFINE([HAVE_FT2], 1,
                         [Define to 1 if you have freetype2.])],
              [have_ft2=no])

KPSE_ADD_FLAGS([gd])
AC_CHECK_FUNC([gdImageCreate],
              [AC_DEFINE([HAVE_LIBGD], 1,
                         [Define to 1 if you have the `gd' library (-lgd).])],
              [AC_MSG_ERROR([cannot find/use libgd
This drawing library can be downloaded at http://www.boutell.com/gd])])

KPSE_ADD_FLAGS([kpathsea])
AC_CHECK_FUNC([kpse_set_program_name],
              [AC_DEFINE([HAVE_LIBKPATHSEA], 1,
                         [Define to 1 if you have the `kpathsea' library (-lkpathsea).])],
              [AC_MSG_ERROR([cannot find/use libkpathsea])])

# We need enc, cmap, and sfd formats.
# Introduced together with opentype format (Dec 2003).
KPSE_CHECK_KPSE_FORMAT([opentype],
                       [AC_DEFINE([HAVE_KPSE_ENC_FORMATS], 1,
                                  [Define to 1 if your kpathsea has kpse_enc_format.])])

# Checks for more header files.
AC_CHECK_HEADERS([gd.h png.h kpathsea/kpathsea.h], ,
                 [AC_MSG_ERROR([cannot find/use $ac_header])])
AC_CHECK_HEADERS([t1lib.h])

# Checks for more library functions.
AC_CHECK_FUNCS([gdImageCreateTrueColor gdImageCreateFromJpeg gdImagePngEx gdImageCreateFromPngPtr gdImageGif FT_Library_Version])

KPSE_RESTORE_FLAGS

echo timestamp >config.force

fi

AM_CONDITIONAL([have_t1], [test "x$have_t1" = xyes])
AM_CONDITIONAL([have_ft2], [test "x$have_ft2" = xyes])
AM_CONDITIONAL([have_ft2_or_t1], [test "x$have_ft2:$have_t1" != xno:no])
AM_CONDITIONAL([have_gif], [test "x$ac_cv_func_gdImageGif" = xyes])

AC_MSG_RESULT([
** Configuration summary for $PACKAGE_STRING:

   The -d (debug) switch is enabled:        $enable_debug
   Your gd is new enough (>=2.0) to enable
     the --truecolor switch, full alpha 
     transparency, proper rescaling of 
     included bitmaps, and jpeg inclusion:  $ac_cv_func_gdImageCreateTrueColor
   Your gd has jpeg inclusion enabled:      $ac_cv_func_gdImageCreateFromJpeg
   Your gd is new enough (>=2.0.12) to 
     enable transparent backgrounds for EPS
     inclusion and the -z (compression)
     switch:                                $ac_cv_func_gdImagePngEx
   Your gd is new enough (>=2.0.21) to
     allow image creation from memory       $ac_cv_func_gdImageCreateFromPngPtr
   Your gd is new enough (>=2.0.28) to
     enable gif inclusion and output 
     (dvigif):                              $ac_cv_func_gdImageGif
   FreeType font rendering available:       $ac_cv_func_FT_Init_FreeType
   Support for subfonts (CJK-LaTeX):        $ac_cv_func_FT_Init_FreeType
   T1lib font rendering available:          $ac_cv_func_T1_InitLib
])

AC_CONFIG_HEADERS([config.h])

AC_SUBST([DVIPNG_TREE], [dvipng-]dvipng_version)

AC_CONFIG_FILES([Makefile help/Makefile doc/Makefile])

AC_OUTPUT