-dnl Check for freetype headers
-FREETYPE_LIBS=
-FREETYPE_CFLAGS=
-AC_PATH_PROG(FREETYPE_CONFIG, freetype-config, no)
-if test "x$FREETYPE_CONFIG" != "xno" ; then
- FREETYPE_CFLAGS=`$FREETYPE_CONFIG --cflags`
- FREETYPE_LIBS=`$FREETYPE_CONFIG --libs`
- AC_DEFINE(HAVE_FREETYPE_H, 1, [Have FreeType2 include files])
-
- vers=`$FREETYPE_CONFIG --version 2>/dev/null | sed -e 's/libfreetype //' | awk 'BEGIN { FS = "."; } { printf "%d", ($1 * 1000 + $2) * 1000 + $3;}'`
- if test -n "$vers" && test "$vers" -le 9005003; then
- AC_DEFINE_UNQUOTED(HAVE_FREETYPE_217_OR_OLDER, 1, [Defines if your system has the freetype library 2.1.7 or older])
- else
- AC_DEFINE_UNQUOTED(HAVE_FREETYPE_217_OR_OLDER, 0, [Defines if your system has the freetype library 2.1.7 or older])
- fi
+dnl ================== ps checks ====================================================
+AC_ARG_ENABLE(ps,
+ [AC_HELP_STRING([--disable-ps], [Compile without PostScript backend])],enable_ps=$enableval,enable_ps="yes")
+
+ps_backend=""
+if test x$enable_ps = xyes; then
+ AC_DEFINE([ENABLE_PS], [1], [Enable support for PostScript files.])
+
+ if test "x$have_spectre" = "xyes"; then
+ ps_backend="(libspectre)"
+ else
+ dnl check for GS version
+ AC_MSG_CHECKING(for Ghostscript version...)
+ GS_VERSION=`gs --version | head -n 1 | sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'`
+ AC_MSG_RESULT(found $GS_VERSION)
+ if test "$GS_VERSION" -lt "7"; then
+ AC_MSG_WARN([PS support is disabled since libspectre or Ghostscript (version >= 7) are needed])
+ enable_ps=no
+ else
+ AC_ARG_WITH(gs-aa-params,
+ [AC_HELP_STRING([--with-gs-aa-params], [Define antialiasing params for ghostscript])],AA_PARAMS=$withval,
+ AA_PARMS="-sDEVICE=x11alpha -dNOPLATFONTS -dGraphicsAlphaBits=4 -dTextAlphaBits=4 -dDOINTERPOLATE"
+ )
+ AC_DEFINE_UNQUOTED(ALPHA_PARAMS, "$AA_PARMS", [Anti-aliasing parameters for Ghostscript.])
+ AC_MSG_RESULT(Antialiasing parameters for Ghostscript: $AA_PARMS)
+ ps_backend="(gs)"
+ fi
+ fi
+fi
+AM_CONDITIONAL(ENABLE_PS, test x$enable_ps = xyes)
+dnl ======================== End of ps checks ===================================
+
+dnl ================== tiff checks ===================================================
+AC_ARG_ENABLE(tiff,
+ [AC_HELP_STRING([--enable-tiff], [Compile with support of multipage tiff])],enable_tiff="$enableval",enable_tiff=yes)
+
+if test "x$enable_tiff" = "xyes"; then
+ AC_CHECK_HEADERS([tiff.h],enable_tiff=yes,enable_tiff=no,)
+ if test "x$enable_tiff" = "xyes"; then
+ AC_CHECK_LIB([tiff],TIFFOpen,enable_tiff=yes,enable_tiff=no,"-lz")
+ AC_CHECK_LIB([tiff],TIFFReadRGBAImageOriented,enable_tiff=yes,enable_tiff=no,"-lz")
+ fi
+ if test "x$enable_tiff" = "xyes"; then
+ AC_DEFINE([ENABLE_TIFF], [1], [Enable multipage tiff support.])
+ else
+ AC_MSG_WARN("Tiff support is disabled since tiff library version 3.6 or newer not found")
+ fi
+fi
+
+AM_CONDITIONAL(ENABLE_TIFF, test x$enable_tiff = xyes)
+dnl ================== end of tiff checks ============================================
+
+dnl ================== djvu checks ===================================================
+
+AC_ARG_ENABLE(djvu,
+ [AC_HELP_STRING([--enable-djvu], [Compile with support of djvu viewer])],enable_djvu="$enableval",enable_djvu=yes)