| 1 | dnl From msw. |
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| 2 | dnl |
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| 3 | dnl a macro to check for ability to create python extensions |
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| 4 | dnl AM_CHECK_PYTHON_HEADERS([ACTION-IF-POSSIBLE], [ACTION-IF-NOT-POSSIBLE]) |
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| 5 | dnl function also defines PYTHON_INCLUDES |
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| 6 | AC_DEFUN([AM_CHECK_PYTHON_HEADERS], |
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| 7 | [AC_REQUIRE([AM_PATH_PYTHON]) |
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| 8 | AC_MSG_CHECKING(for headers required to compile python extensions) |
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| 9 | dnl deduce PYTHON_INCLUDES |
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| 10 | py_prefix=`$PYTHON -c "import sys; print sys.prefix"` |
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| 11 | py_exec_prefix=`$PYTHON -c "import sys; print sys.exec_prefix"` |
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| 12 | PYTHON_INCLUDES="-I${py_prefix}/include/python${PYTHON_VERSION}" |
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| 13 | if test "$py_prefix" != "$py_exec_prefix"; then |
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| 14 | PYTHON_INCLUDES="$PYTHON_INCLUDES -I${py_exec_prefix}/include/python${PYTHON_VERSION}" |
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| 15 | fi |
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| 16 | AC_SUBST(PYTHON_INCLUDES) |
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| 17 | dnl check if the headers exist: |
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| 18 | save_CPPFLAGS="$CPPFLAGS" |
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| 19 | CPPFLAGS="$CPPFLAGS $PYTHON_INCLUDES" |
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| 20 | AC_TRY_CPP([#include <Python.h>],dnl |
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| 21 | [AC_MSG_RESULT(found) |
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| 22 | $1],dnl |
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| 23 | [AC_MSG_RESULT(not found) |
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| 24 | $2]) |
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| 25 | CPPFLAGS="$save_CPPFLAGS" |
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| 26 | ]) |
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| 27 | |
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| 28 | dnl From ac-archive. |
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| 29 | dnl |
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| 30 | dnl @synopsis AC_CHECK_CC_OPT(flag, cachevarname) |
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| 31 | dnl |
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| 32 | dnl AC_CHECK_CC_OPT(-fvomit-frame,vomitframe) |
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| 33 | dnl would show a message as like |
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| 34 | dnl "checking wether gcc accepts -fvomit-frame ... no" |
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| 35 | dnl and sets the shell-variable $vomitframe to either "-fvomit-frame" |
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| 36 | dnl or (in this case) just a simple "". In many cases you would then call |
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| 37 | dnl AC_SUBST(_fvomit_frame_,$vomitframe) to create a substitution that |
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| 38 | dnl could be fed as "CFLAGS = @_funsigned_char_@ @_fvomit_frame_@ |
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| 39 | dnl |
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| 40 | dnl in consequence this function is much more general than their |
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| 41 | dnl specific counterparts like ac_cxx_rtti.m4 that will test for |
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| 42 | dnl -fno-rtti -fno-exceptions |
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| 43 | dnl |
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| 44 | dnl @version $Id: acinclude.m4,v 1.1.1.2 2004-09-27 21:01:24 ghudson Exp $ |
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| 45 | dml @author Guido Draheim <guidod@gmx.de> |
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| 46 | |
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| 47 | AC_DEFUN([AC_CHECK_CC_OPT], |
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| 48 | [AC_CACHE_CHECK(whether ${CC-cc} accepts [$1], [$2], |
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| 49 | [AC_SUBST($2) |
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| 50 | echo 'void f(){}' > conftest.c |
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| 51 | if test -z "`${CC-cc} -c $1 conftest.c 2>&1`"; then |
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| 52 | $2="$1" |
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| 53 | else |
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| 54 | $2="" |
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| 55 | fi |
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| 56 | rm -f conftest* |
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| 57 | ])]) |
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| 58 | |
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| 59 | # Configure paths for FreeType2 |
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| 60 | # Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor |
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| 61 | # Renamed to VTE_CHECK_FT2 so that it doesn't get dropped, otherwise identical. |
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| 62 | |
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| 63 | dnl VTE_CHECK_FT2([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]]) |
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| 64 | dnl Test for FreeType2, and define FT2_CFLAGS and FT2_LIBS |
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| 65 | dnl |
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| 66 | AC_DEFUN([VTE_CHECK_FT2], |
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| 67 | [dnl |
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| 68 | dnl Get the cflags and libraries from the freetype-config script |
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| 69 | dnl |
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| 70 | AC_ARG_WITH(ft-prefix, |
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| 71 | [ --with-ft-prefix=PREFIX |
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| 72 | Prefix where FreeType is installed (optional)], |
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| 73 | ft_config_prefix="$withval", ft_config_prefix="") |
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| 74 | AC_ARG_WITH(ft-exec-prefix, |
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| 75 | [ --with-ft-exec-prefix=PREFIX |
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| 76 | Exec prefix where FreeType is installed (optional)], |
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| 77 | ft_config_exec_prefix="$withval", ft_config_exec_prefix="") |
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| 78 | AC_ARG_ENABLE(freetypetest, |
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| 79 | [ --disable-freetypetest Do not try to compile and run |
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| 80 | a test FreeType program], |
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| 81 | [], enable_fttest=yes) |
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| 82 | |
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| 83 | if test x$ft_config_exec_prefix != x ; then |
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| 84 | ft_config_args="$ft_config_args --exec-prefix=$ft_config_exec_prefix" |
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| 85 | if test x${FT2_CONFIG+set} != xset ; then |
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| 86 | FT2_CONFIG=$ft_config_exec_prefix/bin/freetype-config |
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| 87 | fi |
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| 88 | fi |
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| 89 | if test x$ft_config_prefix != x ; then |
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| 90 | ft_config_args="$ft_config_args --prefix=$ft_config_prefix" |
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| 91 | if test x${FT2_CONFIG+set} != xset ; then |
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| 92 | FT2_CONFIG=$ft_config_prefix/bin/freetype-config |
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| 93 | fi |
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| 94 | fi |
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| 95 | AC_PATH_PROG(FT2_CONFIG, freetype-config, no) |
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| 96 | |
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| 97 | min_ft_version=ifelse([$1], ,6.1.0,$1) |
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| 98 | AC_MSG_CHECKING(for FreeType - version >= $min_ft_version) |
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| 99 | no_ft="" |
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| 100 | if test "$FT2_CONFIG" = "no" ; then |
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| 101 | no_ft=yes |
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| 102 | else |
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| 103 | FT2_CFLAGS=`$FT2_CONFIG $ft_config_args --cflags` |
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| 104 | FT2_LIBS=`$FT2_CONFIG $ft_config_args --libs` |
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| 105 | ft_config_major_version=`$FT2_CONFIG $ft_config_args --version | \ |
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| 106 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` |
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| 107 | ft_config_minor_version=`$FT2_CONFIG $ft_config_args --version | \ |
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| 108 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` |
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| 109 | ft_config_micro_version=`$FT2_CONFIG $ft_config_args --version | \ |
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| 110 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` |
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| 111 | ft_min_major_version=`echo $min_ft_version | \ |
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| 112 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` |
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| 113 | ft_min_minor_version=`echo $min_ft_version | \ |
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| 114 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` |
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| 115 | ft_min_micro_version=`echo $min_ft_version | \ |
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| 116 | sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` |
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| 117 | if test x$enable_fttest = xyes ; then |
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| 118 | ft_config_is_lt="" |
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| 119 | if test $ft_config_major_version -lt $ft_min_major_version ; then |
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| 120 | ft_config_is_lt=yes |
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| 121 | else |
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| 122 | if test $ft_config_major_version -eq $ft_min_major_version ; then |
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| 123 | if test $ft_config_minor_version -lt $ft_min_minor_version ; then |
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| 124 | ft_config_is_lt=yes |
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| 125 | else |
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| 126 | if test $ft_config_minor_version -eq $ft_min_minor_version ; then |
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| 127 | if test $ft_config_micro_version -lt $ft_min_micro_version ; then |
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| 128 | ft_config_is_lt=yes |
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| 129 | fi |
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| 130 | fi |
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| 131 | fi |
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| 132 | fi |
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| 133 | fi |
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| 134 | if test x$ft_config_is_lt = xyes ; then |
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| 135 | no_ft=yes |
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| 136 | else |
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| 137 | ac_save_CFLAGS="$CFLAGS" |
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| 138 | ac_save_LIBS="$LIBS" |
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| 139 | CFLAGS="$CFLAGS $FT2_CFLAGS" |
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| 140 | LIBS="$FT2_LIBS $LIBS" |
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| 141 | dnl |
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| 142 | dnl Sanity checks for the results of freetype-config to some extent |
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| 143 | dnl |
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| 144 | AC_TRY_RUN([ |
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| 145 | #include <ft2build.h> |
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| 146 | #include FT_FREETYPE_H |
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| 147 | #include <stdio.h> |
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| 148 | #include <stdlib.h> |
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| 149 | |
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| 150 | int |
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| 151 | main() |
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| 152 | { |
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| 153 | FT_Library library; |
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| 154 | FT_Error error; |
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| 155 | |
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| 156 | error = FT_Init_FreeType(&library); |
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| 157 | |
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| 158 | if (error) |
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| 159 | return 1; |
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| 160 | else |
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| 161 | { |
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| 162 | FT_Done_FreeType(library); |
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| 163 | return 0; |
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| 164 | } |
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| 165 | } |
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| 166 | ],, no_ft=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) |
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| 167 | CFLAGS="$ac_save_CFLAGS" |
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| 168 | LIBS="$ac_save_LIBS" |
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| 169 | fi # test $ft_config_version -lt $ft_min_version |
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| 170 | fi # test x$enable_fttest = xyes |
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| 171 | fi # test "$FT2_CONFIG" = "no" |
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| 172 | if test x$no_ft = x ; then |
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| 173 | AC_MSG_RESULT(yes) |
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| 174 | ifelse([$2], , :, [$2]) |
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| 175 | else |
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| 176 | AC_MSG_RESULT(no) |
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| 177 | if test "$FT2_CONFIG" = "no" ; then |
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| 178 | echo "*** The freetype-config script installed by FreeType 2 could not be found." |
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| 179 | echo "*** If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in" |
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| 180 | echo "*** your path, or set the FT2_CONFIG environment variable to the" |
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| 181 | echo "*** full path to freetype-config." |
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| 182 | else |
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| 183 | if test x$ft_config_is_lt = xyes ; then |
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| 184 | echo "*** Your installed version of the FreeType 2 library is too old." |
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| 185 | echo "*** If you have different versions of FreeType 2, make sure that" |
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| 186 | echo "*** correct values for --with-ft-prefix or --with-ft-exec-prefix" |
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| 187 | echo "*** are used, or set the FT2_CONFIG environment variable to the" |
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| 188 | echo "*** full path to freetype-config." |
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| 189 | else |
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| 190 | echo "*** The FreeType test program failed to run. If your system uses" |
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| 191 | echo "*** shared libraries and they are installed outside the normal" |
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| 192 | echo "*** system library path, make sure the variable LD_LIBRARY_PATH" |
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| 193 | echo "*** (or whatever is appropiate for your system) is correctly set." |
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| 194 | fi |
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| 195 | fi |
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| 196 | FT2_CFLAGS="" |
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| 197 | FT2_LIBS="" |
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| 198 | ifelse([$3], , :, [$3]) |
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| 199 | fi |
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| 200 | AC_SUBST(FT2_CFLAGS) |
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| 201 | AC_SUBST(FT2_LIBS) |
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| 202 | ]) |
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