wmweather+/m4/xpm.m4

   1 dnl AC_FIND_XPM
   2 dnl ---------------
   3 dnl
   4 dnl Find Xpm libraries and headers.
   5 dnl Put Xpm include directory in xpm_includes,
   6 dnl put Xpm library directory in xpm_libraries,
   7 dnl and add appropriate flags to X_CFLAGS and X_LIBS.
   8 dnl
   9 dnl
  10 AC_DEFUN([AC_FIND_XPM],
  11 [
  12 AC_REQUIRE([AC_PATH_XTRA])
  13 xpm_includes=
  14 xpm_libraries=
  15 AC_ARG_WITH(xpm,
  16 [  --without-xpm           do not use the Xpm library])
  17 dnl Treat --without-xpm like
  18 dnl --without-xpm-includes --without-xpm-libraries.
  19 if test "$with_xpm" = "no"
  20 then
  21 xpm_includes=no
  22 xpm_libraries=no
  23 fi
  24 AC_ARG_WITH(xpm-includes,
  25 [  --with-xpm-includes=DIR Xpm include files are in DIR],
  26 xpm_includes="$withval")
  27 AC_ARG_WITH(xpm-libraries,
  28 [  --with-xpm-libraries=DIR
  29                           Xpm libraries are in DIR],
  30 xpm_libraries="$withval")
  31 AC_MSG_CHECKING(for Xpm)
  32 #
  33 #
  34 # Search the include files.  Note that XPM can come in <X11/xpm.h> (as
  35 # in X11R6) or in <xpm.h> if installed locally.
  36 #
  37 if test "$xpm_includes" = ""; then
  38 AC_CACHE_VAL(ice_cv_xpm_includes,
  39 [
  40 ice_xpm_save_LIBS="$LIBS"
  41 ice_xpm_save_CFLAGS="$CFLAGS"
  42 ice_xpm_save_CPPFLAGS="$CPPFLAGS"
  43 ice_xpm_save_LDFLAGS="$LDFLAGS"
  44 #
  45 LIBS="$X_PRE_LIBS -lXpm -lXt -lX11 $X_EXTRA_LIBS $LIBS"
  46 CFLAGS="$X_CFLAGS $CFLAGS"
  47 CPPFLAGS="$X_CFLAGS $CPPFLAGS"
  48 LDFLAGS="$X_LIBS $LDFLAGS"
  49 #
  50 AC_TRY_COMPILE([
  51 #include <X11/xpm.h>
  52 ],[int a;],
  53 [
  54 # X11/xpm.h is in the standard search path.
  55 ice_cv_xpm_includes=
  56 ],
  57 [
  58 # X11/xpm.h is not in the standard search path.
  59 # Locate it and put its directory in `xpm_includes'
  60 #
  61 # /usr/include/Motif* are used on HP-UX (Motif).
  62 # /usr/include/X11* are used on HP-UX (X and Xaw).
  63 # /usr/dt is used on Solaris (Motif).
  64 # /usr/openwin is used on Solaris (X and Xaw).
  65 # Other directories are just guesses.
  66 for dir in "$x_includes" "${prefix}/include" /usr/include /usr/local/include \
  67            /usr/include/Motif2.0 /usr/include/Motif1.2 /usr/include/Motif1.1 \
  68            /usr/include/X11R6 /usr/include/X11R5 /usr/include/X11R4 \
  69            /usr/dt/include /usr/openwin/include \
  70            /usr/dt/*/include /opt/*/include /usr/include/Motif* \
  71            /usr/*/include/X11R6 /usr/*/include/X11R5 /usr/*/include/X11R4 \
  72            "${prefix}"/*/include /usr/*/include /usr/local/*/include \
  73            "${prefix}"/include/* /usr/include/* /usr/local/include/*; do
  74 if test -f "$dir/X11/xpm.h" || test -f "$dir/xpm.h"; then
  75 ice_cv_xpm_includes="$dir"
  76 break
  77 fi
  78 done
  79 if test "$ice_cv_xpm_includes" = "/usr/include"; then
  80 ice_cv_xpm_includes=
  81 fi
  82 ])
  83 #
  84 LIBS="$ice_xpm_save_LIBS"
  85 CFLAGS="$ice_xpm_save_CFLAGS"
  86 CPPFLAGS="$ice_xpm_save_CPPFLAGS"
  87 LDFLAGS="$ice_xpm_save_LDFLAGS"
  88 ])
  89 xpm_includes="$ice_cv_xpm_includes"
  90 fi
  91 #
  92 #
  93 # Now for the libraries.
  94 #
  95 if test "$xpm_libraries" = ""; then
  96 AC_CACHE_VAL(ice_cv_xpm_libraries,
  97 [
  98 ice_xpm_save_LIBS="$LIBS"
  99 ice_xpm_save_CFLAGS="$CFLAGS"
 100 ice_xpm_save_CPPFLAGS="$CPPFLAGS"
 101 ice_xpm_save_LDFLAGS="$LDFLAGS"
 102 #
 103 LIBS="$X_PRE_LIBS -lXpm -lXt -lX11 $X_EXTRA_LIBS $LIBS"
 104 CFLAGS="$X_CFLAGS $CFLAGS"
 105 CPPFLAGS="$X_CFLAGS $CPPFLAGS"
 106 LDFLAGS="$X_LIBS $LDFLAGS"
 107 #
 108 #
 109 # We use XtToolkitInitialize() here since it takes no arguments
 110 # and thus also works with a C++ compiler.
 111 AC_TRY_LINK([
 112 #include <X11/Intrinsic.h>
 113 #include <X11/xpm.h>
 114 ],[XtToolkitInitialize();],
 115 [
 116 # libxpm.a is in the standard search path.
 117 ice_cv_xpm_libraries=
 118 ],
 119 [
 120 # libXpm.a is not in the standard search path.
 121 # Locate it and put its directory in `xpm_libraries'
 122 #
 123 #
 124 # /usr/lib/Motif* are used on HP-UX (Motif).
 125 # /usr/lib/X11* are used on HP-UX (X and Xpm).
 126 # /usr/dt is used on Solaris (Motif).
 127 # /usr/openwin is used on Solaris (X and Xpm).
 128 # Other directories are just guesses.
 129 for dir in "$x_libraries" "${prefix}/lib" /usr/lib /usr/local/lib \
 130            /usr/lib/Motif2.0 /usr/lib/Motif1.2 /usr/lib/Motif1.1 \
 131            /usr/lib/X11R6 /usr/lib/X11R5 /usr/lib/X11R4 /usr/lib/X11 \
 132            /usr/dt/lib /usr/openwin/lib \
 133            /usr/dt/*/lib /opt/*/lib /usr/lib/Motif* \
 134            /usr/*/lib/X11R6 /usr/*/lib/X11R5 /usr/*/lib/X11R4 /usr/*/lib/X11 \
 135            "${prefix}"/*/lib /usr/*/lib /usr/local/*/lib \
 136            "${prefix}"/lib/* /usr/lib/* /usr/local/lib/*; do
 137 if test -d "$dir" && test "`ls $dir/libXpm.* 2> /dev/null`" != ""; then
 138 ice_cv_xpm_libraries="$dir"
 139 break
 140 fi
 141 done
 142 ])
 143 #
 144 LIBS="$ice_xpm_save_LIBS"
 145 CFLAGS="$ice_xpm_save_CFLAGS"
 146 CPPFLAGS="$ice_xpm_save_CPPFLAGS"
 147 LDFLAGS="$ice_xpm_save_LDFLAGS"
 148 ])
 149 #
 150 xpm_libraries="$ice_cv_xpm_libraries"
 151 fi
 152 #
 153 # Add Xpm definitions to X flags
 154 #
 155 if test "$xpm_includes" != "" && test "$xpm_includes" != "$x_includes" && test "$xpm_includes" != "no"
 156 then
 157 X_CFLAGS="-I$xpm_includes $X_CFLAGS"
 158 fi
 159 if test "$xpm_libraries" != "" && test "$xpm_libraries" != "$x_libraries" && test "$xpm_libraries" != "no"
 160 then
 161 case "$X_LIBS" in
 162   *-R\ *) X_LIBS="-L$xpm_libraries -R $xpm_libraries $X_LIBS";;
 163   *-R*)   X_LIBS="-L$xpm_libraries -R$xpm_libraries $X_LIBS";;
 164   *)      X_LIBS="-L$xpm_libraries $X_LIBS";;
 165 esac
 166 fi
 167 #
 168 #
 169 xpm_libraries_result="$xpm_libraries"
 170 xpm_includes_result="$xpm_includes"
 171
 172 if test "$xpm_libraries_result" != "no" && test "$xpm_includes_result" != "no"
 173 then AC_DEFINE(HAVE_XPM, 1, "Define if you have libxpm")
 174      LINK_XPM="-lXpm"
 175 else LINK_XPM=""
 176 fi
 177
 178 AC_SUBST(LINK_XPM)
 179
 180 test "$xpm_libraries_result" = "" &&
 181   xpm_libraries_result="in default path"
 182 test "$xpm_includes_result" = "" &&
 183   xpm_includes_result="in default path"
 184 test "$xpm_libraries_result" = "no" &&
 185   xpm_libraries_result="(none)"
 186 test "$xpm_includes_result" = "no" &&
 187   xpm_includes_result="(none)"
 188 AC_MSG_RESULT(
 189   [libraries $xpm_libraries_result, headers $xpm_includes_result])
 190 ])dnl