Revert "use find_package"

This reverts commit 94215ff.

Author: andiwand

pdf2htmlEX/CMakeLists.txt

@@ -21,31 +21,66 @@ add_custom_target(dist
         | bzip2 > ${CMAKE_BINARY_DIR}/${ARCHIVE_NAME}.tar.bz2
     WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
 
-find_package(poppler REQUIRED)
-set(PDF2HTMLEX_LIBS
-    ${PDF2HTMLEX_LIBS}
-    poppler::libpoppler
-    poppler::libpoppler-cpp
-    poppler::libpoppler-splash
-    poppler::libpoppler-cairo
-    poppler::libpoppler-glib
+find_package(PkgConfig)
+
+
+# SINCE we have a very intimate relationship with a particular version of 
+# poppler... we explicitly describe the poppler include and library 
+# paths.
+#
+include_directories(
+  ../poppler/build/poppler
+  ../poppler/build
+  ../poppler/poppler
+  ../poppler
+)
+#
+# The following order is critical as the glib functions use functions 
+# located in the main poppler library 
+#
+set(POPPLER_LIBRARIES ${POPPLER_LIBRARIES}
+  ${CMAKE_SOURCE_DIR}/../poppler/build/glib/libpoppler-glib.a
+  ${CMAKE_SOURCE_DIR}/../poppler/build/libpoppler.a
 )
 
+
 if(ENABLE_SVG)
-    find_package(cairo REQUIRED)
-    find_package(freetype REQUIRED)
-    set(PDF2HTMLEX_LIBS
-        ${PDF2HTMLEX_LIBS}
-        cairo::cairo-svg
-        Freetype::Freetype
-    )
-    set(ENABLE_SVG 1)
+    pkg_check_modules(CAIRO REQUIRED cairo>=1.10.0)
+    message("-- Trying to locate cairo-svg...")
+    find_path(CAIRO_SVG_INCLUDE_PATH cairo-svg.h PATHS ${CAIRO_INCLUDE_DIRS} NO_DEFAULT_PATH)
+    if(CAIRO_SVG_INCLUDE_PATH)
+        message("--    found cairo-svg...")
+        include_directories(${CAIRO_INCLUDE_DIRS})
+        if(NOT DEFINED ENV{USING_BREW})
+            link_directories(${CAIRO_LIBRARY_DIRS})
+            set(PDF2HTMLEX_LIBS ${PDF2HTMLEX_LIBS} ${CAIRO_LIBRARIES})
+        endif()
+        set(ENABLE_SVG 1)
+    else()
+        message(FATAL_ERROR "Error: no SVG support found in Cairo")
+    endif()
+
+    find_package(Freetype REQUIRED)
+    include_directories(${FREETYPE_INCLUDE_DIRS})
+    link_directories(${FREETYPE_LIBRARY_DIRS})
+#    set(PDF2HTMLEX_LIBS ${PDF2HTMLEX_LIBS} ${FREETYPE_LIBRARIES})
 endif()
 
-find_package(fontforge REQUIRED)
-set(PDF2HTMLEX_LIBS
-    ${PDF2HTMLEX_LIBS}
-    fontforge::fontforge
+# SINCE we have a very intimate relationship with a particular version of 
+# fontforge... we explicitly describe the fontforge include and library 
+# paths.
+#
+include_directories(
+  ../fontforge/fontforge
+  ../fontforge
+  ../fontforge/build/inc
+  ../fontforge/inc
+)
+#
+include_directories(${FONTFORGE_INCLUDE_DIRS})
+link_directories(${FONTFORGE_LIBRARY_DIRS})
+set(FONTFORGE_LIBRARIES ${FONTFORGE_LIBRARIES}
+  ${CMAKE_SOURCE_DIR}/../fontforge/build/lib/libfontforge.a
 )
 
 # If we are using Alpine Linux then we need to add -lintl