aclocal.m4

   1 dnl> test to find the hard-to-find libXpm
   2 dnl> mostly copied from AC_PATH_X & AC_PATH_DIRECT, but explictly set
   3
   4 AC_DEFUN(VT_FIND_LIBXPM,
   5 [
   6 AC_REQUIRE_CPP()
   7
   8 # Initialize some more variables set by options.
   9 # The variables have the same names as the options, with
  10 # dashes changed to underlines.
  11
  12 # If we find XPM, set shell vars xpm_includes and xpm_libraries to the
  13 # paths, otherwise set no_xpm=yes.
  14 # Uses ac_ vars as temps to allow command line to override cache and checks.
  15 AC_MSG_CHECKING(for libXpm)
  16
  17 AC_ARG_WITH(xpm_includes,
  18   [  --with-xpm-includes=DIR use XPM includes in DIR],
  19   xpm_includes="$withval", xpm_includes=NO)
  20 AC_ARG_WITH(xpm_library,
  21   [  --with-xpm-library=DIR  use XPM library in DIR],
  22   xpm_libraries="$withval", xpm_libraries=NO)
  23
  24 # --without-xpm overrides everything else, but does not touch the cache.
  25 AC_ARG_WITH(xpm,
  26   [  --with-xpm              use XPM])
  27 if test "$with_xpm" = no; then
  28   have_xpm=disabled
  29 else
  30   AC_CACHE_VAL(ac_cv_have_xpm, [
  31   vt_xpm_include_X11=no
  32   if test -n "$xpm_includes"; then
  33     vt_xpm_includes=$xpm_includes
  34   else
  35     vt_xpm_includes=NO
  36   fi
  37   if test -n "$xpm_libraries"; then
  38     vt_xpm_libraries=$xpm_libraries
  39   else
  40     vt_xpm_libraries=NO
  41   fi
  42
  43   VT_XPM_DIRECT
  44
  45   if test "$vt_xpm_includes" = NO -o "$vt_xpm_libraries" = NO; then
  46     ac_cv_have_xpm="have_xpm=no"
  47   else
  48     ac_cv_have_xpm="have_xpm=yes \
  49         vt_xpm_includes=$vt_xpm_includes vt_xpm_libraries=$vt_xpm_libraries \
  50         vt_xpm_include_X11=$vt_xpm_include_X11"
  51   fi])dnl
  52   eval "$ac_cv_have_xpm"
  53 fi
  54
  55 if test "$have_xpm" != yes; then
  56   AC_MSG_RESULT($have_xpm)
  57   no_xpm=yes
  58 else
  59   if test "$xpm_includes" != NO; then
  60     if test "$xpm_includes" = "$vt_xpm_includes"; then
  61       if test -r "$xpm_includes/X11/xpm.h"; then
  62         vt_xpm_include_X11=yes
  63       fi
  64     else
  65       vt_xpm_include_X11=no
  66       if test -z "$xpm_includes"; then
  67         AC_TRY_CPP([#include <X11/xpm.h>],
  68         vt_xpm_include_X11=yes)
  69       else
  70         if test -r "$xpm_includes/X11/xpm.h"; then
  71           vt_xpm_include_X11=yes
  72         fi
  73       fi
  74     fi
  75     vt_xpm_includes=$xpm_includes
  76   fi
  77   if test "x$xpm_libraries" != xNO; then
  78     vt_xpm_libraries=$xpm_libraries
  79   fi
  80   # Update the cache value to reflect the command line values.
  81   ac_cv_have_xpm="have_xpm=yes \
  82         vt_xpm_includes=$vt_xpm_includes vt_xpm_libraries=$vt_xpm_libraries \
  83         vt_xpm_include_X11=$vt_xpm_include_X11"
  84   eval "$ac_cv_have_xpm"
  85   AC_MSG_RESULT([-I$vt_xpm_includes, -L$vt_xpm_libraries])
  86   if test -n "$vt_xpm_includes"; then
  87     XPM_CPPFLAGS="-DHAVE_LIBXPM"
  88   fi
  89   if test -n "$vt_xpm_includes"; then
  90     XPM_CFLAGS="-I$vt_xpm_includes"
  91   fi
  92   XPM_LIBS="-lXpm"
  93   if test -n "$vt_xpm_libraries"; then
  94     XPM_LIBS="-L$vt_xpm_libraries $XPM_LIBS"
  95   fi
  96   if test "x$vt_xpm_include_X11" = xyes; then
  97     AC_DEFINE(XPM_INC_X11, 1, Define if you include <X11/xpm.h> on a normal include path (be careful))
  98   fi
  99 fi
 100
 101 AC_SUBST(XPM_CPPFLAGS)
 102 AC_SUBST(XPM_CFLAGS)
 103 AC_SUBST(XPM_LIBS)
 104 ])
 105
 106 dnl Internal subroutine of VT_FIND_LIBXPM
 107 dnl Set vt_xpm_include and vt_xpm_libr
 108 # -------------- find xpm.h and Xpm.a/Xpm.so/Xpm.sl
 109 AC_DEFUN(VT_XPM_DIRECT,
 110 [if test "$vt_xpm_includes" = NO; then
 111   # Guess where to find xpm.h
 112
 113 ac_save_CPPFLAGS="$CPPFLAGS"
 114 CPPFLAGS="$CPPFLAGS $X_CFLAGS"
 115
 116   # First, try using that file with no special directory specified.
 117 AC_TRY_CPP([#include <X11/xpm.h>],
 118 [# We can compile using X headers with no special include directory.
 119 vt_xpm_includes=
 120 vt_xpm_include_X11=yes],
 121 [CPPFLAGS="$ac_save_CPPFLAGS"
 122 # Look for the header file in a standard set of common directories.
 123   for ac_dir in               \
 124     /usr/X11/include          \
 125     /usr/X11R6/include        \
 126     /usr/X11R5/include        \
 127     /usr/X11R4/include        \
 128                               \
 129     /usr/include/X11          \
 130     /usr/include/X11R6        \
 131     /usr/include/X11R5        \
 132     /usr/include/X11R4        \
 133                               \
 134     /usr/local/X11/include    \
 135     /usr/local/X11R6/include  \
 136     /usr/local/X11R5/include  \
 137     /usr/local/X11R4/include  \
 138                               \
 139     /usr/local/include/X11    \
 140     /usr/local/include/X11R6  \
 141     /usr/local/include/X11R5  \
 142     /usr/local/include/X11R4  \
 143                               \
 144     /usr/X386/include         \
 145     /usr/x386/include         \
 146     /usr/XFree86/include/X11  \
 147                               \
 148     /usr/include              \
 149     /usr/local/include        \
 150     /usr/unsupported/include  \
 151     /usr/athena/include       \
 152     /usr/local/x11r5/include  \
 153     /usr/lpp/Xamples/include  \
 154                               \
 155     /usr/openwin/include      \
 156     /usr/openwin/share/include \
 157     ; \
 158   do
 159     if test -r "$ac_dir/X11/xpm.h"; then
 160       vt_xpm_includes="$ac_dir"
 161       vt_xpm_include_X11=yes
 162       break
 163     else
 164       if test -r "$ac_dir/xpm.h"; then
 165         vt_xpm_includes=$ac_dir
 166         break
 167       fi
 168     fi
 169   done])
 170 fi
 171
 172 if test "$vt_xpm_libraries" = NO; then
 173   # Check for the libraries.
 174
 175   # See if we find them without any special options.
 176   # Don't add to $LIBS permanently.
 177   ac_save_LIBS="$LIBS"
 178   LIBS="$LIBS $X_LIBS -lXpm -lX11"
 179 AC_TRY_LINK(, [XpmReadFileToPixmap()],
 180 [LIBS="$ac_save_LIBS"
 181 # We can link libXpm with no special library path.
 182 vt_xpm_libraries=],
 183 [LIBS="$ac_save_LIBS"
 184 # First see if replacing the include by lib works.
 185 for ac_dir in \
 186     `echo "$vt_xpm_includes" | sed 's,include/X11,lib,;s,include,lib,'` \
 187     /usr/X11/lib          \
 188     /usr/X11R6/lib        \
 189     /usr/X11R5/lib        \
 190     /usr/X11R4/lib        \
 191                           \
 192     /usr/lib/X11          \
 193     /usr/lib/X11R6        \
 194     /usr/lib/X11R5        \
 195     /usr/lib/X11R4        \
 196                           \
 197     /usr/local/X11/lib    \
 198     /usr/local/X11R6/lib  \
 199     /usr/local/X11R5/lib  \
 200     /usr/local/X11R4/lib  \
 201                           \
 202     /usr/local/lib/X11    \
 203     /usr/local/lib/X11R6  \
 204     /usr/local/lib/X11R5  \
 205     /usr/local/lib/X11R4  \
 206                           \
 207     /usr/X386/lib         \
 208     /usr/x386/lib         \
 209     /usr/XFree86/lib/X11  \
 210                           \
 211     /usr/lib              \
 212     /usr/local/lib        \
 213     /usr/unsupported/lib  \
 214     /usr/athena/lib       \
 215     /usr/local/x11r5/lib  \
 216     /usr/lpp/Xamples/lib  \
 217                           \
 218     /usr/openwin/lib      \
 219     /usr/openwin/share/lib \
 220     ; \
 221 do
 222 dnl XXX Shouldn't this really use AC_TRY_LINK to be portable & robust??
 223   for ac_extension in a so sl; do
 224     if test -r $ac_dir/libXpm.$ac_extension; then
 225       vt_xpm_libraries=$ac_dir
 226       break 2
 227     fi
 228   done
 229 done])
 230 fi
 231 ])