From fa446f74a10c8a722b639db25b30a2b15062c9f8 Mon Sep 17 00:00:00 2001
From: David Anderson <davida@edmodo.com>
Date: Thu, 24 Jul 2014 07:58:03 -0400
Subject: [PATCH] Generate .scp files as part of the build process.

---
 sourcepawn/compiler/AMBuilder               | 35 +++++++++++++++++++++
 sourcepawn/compiler/{sc5.scp => sc5-in.scp} |  0
 sourcepawn/compiler/sc5.c                   |  2 +-
 sourcepawn/compiler/{sc7.scp => sc7-in.scp} |  0
 sourcepawn/compiler/sc7.c                   |  2 +-
 5 files changed, 37 insertions(+), 2 deletions(-)
 rename sourcepawn/compiler/{sc5.scp => sc5-in.scp} (100%)
 rename sourcepawn/compiler/{sc7.scp => sc7-in.scp} (100%)

diff --git a/sourcepawn/compiler/AMBuilder b/sourcepawn/compiler/AMBuilder
index c8ddd554..ddb0685b 100644
--- a/sourcepawn/compiler/AMBuilder
+++ b/sourcepawn/compiler/AMBuilder
@@ -1,6 +1,39 @@
 # vim: set ts=2 sw=2 tw=99 noet ft=python: 
 import os
 
+# Build the packing binary garbage.
+scpack = SM.Program(builder, 'scpack')
+scpack.sources = ['scpack.c']
+scpack = builder.Add(scpack)
+
+# Generate pack files.
+packed_files = ['sc5', 'sc7']
+packed_includes = []
+for packed_file in packed_files:
+	# The absolute path to sc5-in.scp etc.
+	in_path = os.path.join(builder.currentSourcePath, '{0}-in.scp'.format(packed_file))
+
+	# The output file relative to the output folder, i.e. sourcepawn/compiler/sc5.scp.
+	out_path = os.path.join(builder.buildFolder, '{0}.scp'.format(packed_file))
+
+	# The absolute path to the build folder, i.e. /Users/.../sourcepawn/compiler.
+	build_folder = os.path.join(builder.buildPath, builder.buildFolder)
+
+	# scpack runs in ./sourcepawn/compiler/scpack/ so we build relative paths
+	# from there.
+	scpack_argv = [
+		os.path.join(builder.buildPath, scpack.binary.path),
+		os.path.relpath(in_path, build_folder),
+		os.path.relpath(os.path.join(builder.buildPath, out_path), build_folder),
+	]
+
+	_, (entry,) = builder.AddCommand(
+		inputs = [scpack.binary, in_path],
+		argv = scpack_argv,
+		outputs = ['{0}.scp'.format(packed_file)],
+	)
+	packed_includes += [entry]
+
 binary = SM.Program(builder, 'spcomp')
 compiler = binary.compiler
 compiler.includes += [
@@ -8,7 +41,9 @@ compiler.includes += [
   os.path.join(builder.sourcePath, 'public', 'sourcepawn'),
   os.path.join(builder.sourcePath, 'sourcepawn', 'compiler'),
   os.path.join(builder.buildPath, 'includes'),
+	os.path.join(builder.buildPath, builder.buildFolder),
 ]
+compiler.sourcedeps += packed_includes
  
 if compiler.cc.behavior == 'gcc':
   compiler.cflags += ['-std=c99', '-Wno-format']
diff --git a/sourcepawn/compiler/sc5.scp b/sourcepawn/compiler/sc5-in.scp
similarity index 100%
rename from sourcepawn/compiler/sc5.scp
rename to sourcepawn/compiler/sc5-in.scp
diff --git a/sourcepawn/compiler/sc5.c b/sourcepawn/compiler/sc5.c
index 6b44e527..96d5740b 100644
--- a/sourcepawn/compiler/sc5.c
+++ b/sourcepawn/compiler/sc5.c
@@ -42,7 +42,7 @@
   #pragma warning(disable:4125)  /* decimal digit terminates octal escape sequence */
 #endif
 
-#include "sc5.scp"
+#include <sc5.scp>
 
 #if defined _MSC_VER
   #pragma warning(pop)
diff --git a/sourcepawn/compiler/sc7.scp b/sourcepawn/compiler/sc7-in.scp
similarity index 100%
rename from sourcepawn/compiler/sc7.scp
rename to sourcepawn/compiler/sc7-in.scp
diff --git a/sourcepawn/compiler/sc7.c b/sourcepawn/compiler/sc7.c
index 4272fe26..61f095d8 100644
--- a/sourcepawn/compiler/sc7.c
+++ b/sourcepawn/compiler/sc7.c
@@ -62,7 +62,7 @@
   #pragma warning(disable:4125)  /* decimal digit terminates octal escape sequence */
 #endif
 
-#include "sc7.scp"
+#include <sc7.scp>
 
 #if defined _MSC_VER
   #pragma warning(pop)