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1 # sidplay.m4 sidplay checks
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2
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3 AC_DEFUN(AC_FIND_FILE,
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4 [
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5 $3=NO
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6 for i in $2;
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7 do
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8 for j in $1;
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9 do
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10 if test -r "$i/$j"; then
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11 $3=$i
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12 break 2
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13 fi
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14 done
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15 done
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16 ]
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17 )
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18
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19 AC_DEFUN(AC_PATH_LIBSIDPLAY,
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20 [
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21 AC_MSG_CHECKING([for SIDPLAY includes and library])
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22 AC_LANG_SAVE
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23 AC_LANG_CPLUSPLUS
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24 ac_sidplay_cflags=NO
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25 ac_sidplay_library=NO
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26 sidplay_cflags=""
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27 sidplay_library=""
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28
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29 AC_ARG_WITH(sidplay-prefix,
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30 [ --with-sidplay-prefix=DIR
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31 where the sidplay includes and library are located],
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32 [ac_sidplay_cflags="${withval}/include"
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33 ac_sidplay_library="${withval}/lib"
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34 ])
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35
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36 AC_ARG_WITH(sidplay-includes,
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37 [ --with-sidplay-includes=DIR
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38 where the sidplay includes are located],
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39 [ac_sidplay_cflags="$withval"
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40 ])
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41
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42 AC_ARG_WITH(sidplay-library,
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43 [ --with-sidplay-library=DIR
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44 where the sidplay library is installed],
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45 [ac_sidplay_library="$withval"
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46 ])
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47
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48 if test "$ac_sidplay_cflags" = NO || test "$ac_sidplay_library" = NO; then
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49 #search common locations
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50
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51 AC_CACHE_VAL(ac_cv_have_sidplay,
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52 [
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53 sidplay_incdirs="$ac_sidplay_cflags /usr/include /usr/local/include /usr/lib/sidplay/include /usr/local/lib/sidplay/include"
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54 AC_FIND_FILE(sidplay/sidtune.h,$sidplay_incdirs,sidplay_foundincdir)
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55 ac_sidplay_cflags=$sidplay_foundincdir
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56
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57 sidplay_libdirs="$ac_sidplay_library /usr/lib /usr/local/lib /usr/lib/sidplay /usr/local/lib/sidplay"
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58 AC_FIND_FILE(libsidplay.so libsidplay.so.1 libsidplay.so.1.36 libsidplay.so.1.37,$sidplay_libdirs,sidplay_foundlibdir)
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59 ac_sidplay_library=$sidplay_foundlibdir
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60
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61 if test "$ac_sidplay_cflags" = NO || test "$ac_sidplay_library" = NO; then
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62 ac_cv_have_sidplay="have_sidplay=no"
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63 ac_sidplay_notfound=""
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64 if test "$ac_sidplay_cflags" = NO; then
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65 if test "$ac_sidplay_library" = NO; then
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66 ac_sidplay_notfound="(headers and library)";
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67 else
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68 ac_sidplay_notfound="(headers)";
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69 fi
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70 else
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71 ac_sidplay_notfound="(library)";
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72 fi
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73 eval "$ac_cv_have_sidplay"
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74 AC_MSG_RESULT([$have_sidplay])
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75 else
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76 have_sidplay=yes
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77 fi
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78
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79 ]) dnl AC_CACHE_VAL(ac_cv_have_sidplay,
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80 else
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81 have_sidplay=yes
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82 fi dnl if (have_to_search)
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83
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84 eval "$ac_cv_have_sidplay"
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85
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86 if test "$have_sidplay" != yes; then
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87 AC_MSG_RESULT([$have_sidplay]);
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88 else
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89 ac_cv_have_sidplay="have_sidplay=yes \
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90 ac_sidplay_cflags=$ac_sidplay_cflags ac_sidplay_library=$ac_sidplay_library"
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91 AC_MSG_RESULT([library $ac_sidplay_library, headers $ac_sidplay_cflags])
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92
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93 sidplay_library=$ac_sidplay_library
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94 sidplay_cflags=$ac_sidplay_cflags
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95
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96 SIDPLAY_LIBS="-L$sidplay_library -lsidplay"
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97 all_libraries="$SIDPLAY_LIBS $all_libraries"
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98 SIDPLAY_CFLAGS="-I$sidplay_cflags"
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99 all_includes="$SIDPLAY_CFLAGS $all_includes"
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100 fi
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101
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102 dnl Test compilation.
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103
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104 AC_MSG_CHECKING([whether -lsidplay works])
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105 ac_cxxflags_safe=$CXXFLAGS
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106 ac_ldflags_safe=$LDFLAGS
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107 ac_libs_safe=$LIBS
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108
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109 CXXFLAGS="$CXXFLAGS -I$sidplay_cflags"
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110 LDFLAGS="$LDFLAGS -L$sidplay_library"
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111 LIBS="-lsidplay"
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112
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113 AC_CACHE_VAL(ac_cv_sidplay_works,
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114 [
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115 AC_TRY_LINK(
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116 [#include <sidplay/sidtune.h>],
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117 [sidTune* myTest;],
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118 [ac_cv_sidplay_works=yes],
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119 [ac_cv_sidplay_works=no]
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120 )
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121 ])
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122
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123 CXXFLAGS="$ac_cxxflags_safe"
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124 LDFLAGS="$ac_ldflags_safe"
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125 LIBS="$ac_libs_safe"
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126
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127 AC_MSG_RESULT([$ac_cv_sidplay_works])
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128 if test "$ac_cv_sidplay_works" != yes; then
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129 have_sidplay=no
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130 fi
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131
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132 dnl
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133
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134 AC_SUBST(SIDPLAY_CFLAGS)
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135 AC_SUBST(SIDPLAY_LIBS)
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136
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137 AC_SUBST(sidplay_library)
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138 AC_SUBST(sidplay_cflags)
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139
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140 AC_LANG_RESTORE
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141
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142 ])
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