Transform shader sources to header files

shaders/CMakeLists.txt

@@ -0,0 +1,14 @@
+project(Couch)
+
+file(GLOB shaders *.vert *.frag)
+list(
+  TRANSFORM shaders
+  APPEND .h
+  OUTPUT_VARIABLE shader_header_files)
+
+add_custom_target(shader_headers
+  BYPRODUCTS ${shader_header_files}
+  COMMAND perl "${CMAKE_CURRENT_SOURCE_DIR}/makeheaders.pl"
+  DEPENDS ${shaders} ${CMAKE_CURRENT_SOURCE_DIR}/makeheaders.pl)
+
+add_dependencies(couch shader_headers)

shaders/makeheaders.pl

@@ -0,0 +1,33 @@
+use strict;
+use warnings;
+
+sub convert {
+    my $filename = $1;
+    
+    my $headerguard = "$filename.h";
+    $headerguard =~ tr/a-z./A-Z_/;
+    
+    my $constname = "$filename";
+    $constname =~ tr/./_/;
+
+    open my $fin, '<', $filename;
+    open my $fout, '>', "$filename.h";
+    
+    print $fout "#ifndef $headerguard \n#define $headerguard\nconst char * $constname = \n";
+
+    while(my $line = <$fin>) {
+	$line =~ s/\n/\\n/;
+	print $fout "\"$line\"\n";
+    }
+
+    print $fout ";\n#endif // $headerguard\n";
+    close $fin;
+    close $fout;
+}
+
+opendir DIR, ".";
+while (readdir DIR) {
+    if (/(.*\.(frag|vert))/) {
+	convert;
+    }
+}