Started a release script

3 files changed, 208 insertions, 73 deletions

diff --git a/premake4.lua b/premake4.lua
index f537574..29eb7f5 100644
--- a/premake4.lua
+++ b/premake4.lua
@@ -2,25 +2,16 @@
 -- Premake 4.x build configuration script
 -- 
 
-if (_ACTION == "vs2002" or _ACTION == "vs2003") then
-	error(
-		"\nBecause of compiler limitations, Visual Studio 2002 and 2003 aren't able to\n" ..
-		"build this version of Premake. Use the free Visual Studio Express instead.", 0)
-end
-
-
-
 --
--- Use the --to=path option to control where the project files get generated. I use
--- this to create project files for each supported toolset, each in their own folder,
--- in preparation for deployment.
+-- Earlier versions of Visual Studio limit static strings to 1K (IIRC) and choke on
+-- the embedded scripts. I'll work around it if people complain.
 --
 
-	newoption {
-		trigger = "to",
-		value   = "path",
-		description = "Set the output location for the generated files"
-	}
+	if (_ACTION == "vs2002" or _ACTION == "vs2003") then
+		error(
+			"\nBecause of compiler limitations, Visual Studio 2002 and 2003 aren't able to\n" ..
+			"build this version of Premake. Use the free Visual Studio Express instead.", 0)
+	end
 
 
 
@@ -40,7 +31,6 @@ end
 		kind        "ConsoleApp"
 		flags       { "No64BitChecks", "ExtraWarnings" }	
 		includedirs { "src/host/lua-5.1.4/src" }
-		location    ( _OPTIONS["to"] )
 
 		files 
 		{
@@ -92,65 +82,44 @@ end
 	
 
 --
--- Embed the Lua scripts into src/host/scripts.c as static data buffers.
--- I embed the actual scripts, rather than Lua bytecodes, because the 
--- bytecodes are not portable to different architectures.
+-- Use the --to=path option to control where the project files get generated. I use
+-- this to create project files for each supported toolset, each in their own folder,
+-- in preparation for deployment.
 --
 
-	local function embedfile(out, fname)
-		local f = io.open(fname)
-		local s = f:read("*a")
-		f:close()
-
-		-- strip tabs
-		s = s:gsub("[\t]", "")
-		
-		-- strip any CRs
-		s = s:gsub("[\r]", "")
-		
-		-- strip out comments
-		s = s:gsub("\n%-%-[^\n]*", "")
-				
-		-- escape backslashes
-		s = s:gsub("\\", "\\\\")
-
-		-- strip duplicate line feeds
-		s = s:gsub("\n+", "\n")
-
-		-- strip out leading comments
-		s = s:gsub("^%-%-\n", "")
-
-		-- escape line feeds
-		s = s:gsub("\n", "\\n")
-		
-		-- escape double quote marks
-		s = s:gsub("\"", "\\\"")
-		
-		out:write("\t\"")
-		out:write(s)
-		out:write("\",\n")
-	end
+	newoption {
+		trigger = "to",
+		value   = "path",
+		description = "Set the output location for the generated files"
+	}
+
 
+
+--
+-- Use the embed action to convert all of the Lua scripts into C strings, which 
+-- can then be built into the executable. Always embed the scripts before creating
+-- a release build.
+--
+
+	dofile("scripts/embed.lua")
 	
-	premake.actions["embed"] = {
+	newaction {
+		trigger     = "embed",
 		description = "Embed scripts in scripts.c; required before release builds",
-		execute     = function ()
-			-- load the manifest of script files
-			scripts = dofile("src/_manifest.lua")
-			table.insert(scripts, "_premake_main.lua")
-			
-			-- open scripts.c and write the file header
-			local out = io.open("src/host/scripts.c", "w+b")
-			out:write("/* Premake's Lua scripts, as static data buffers for release mode builds */\n")
-			out:write("/* To regenerate this file, run: premake4 embed */ \n\n")
-			out:write("const char* builtin_scripts[] = {\n")
-			
-			for i,fn in ipairs(scripts) do
-				print(fn)
-				s = embedfile(out, "src/"..fn)
-			end
-			
-			out:write("\t0\n};\n");		
-			out:close()
-		end
+		execute     = doembed
+	}
+
+
+--
+-- Use the release action to prepare source and binary packages for a new release.
+-- This action isn't complete yet; a release still requires some manual work.
+--
+
+
+	dofile("scripts/release.lua")
+	
+	newaction {
+		trigger     = "release",
+		description = "Prepare a new release (incomplete)",
+		execute     = dorelease
 	}
diff --git a/scripts/embed.lua b/scripts/embed.lua
new file mode 100644
index 0000000..d7a43e4
--- /dev/null
+++ b/scripts/embed.lua
@@ -0,0 +1,61 @@
+--
+-- Embed the Lua scripts into src/host/scripts.c as static data buffers.
+-- I embed the actual scripts, rather than Lua bytecodes, because the 
+-- bytecodes are not portable to different architectures, which causes 
+-- issues in Mac OS X Universal builds.
+--
+
+	local function embedfile(out, fname)
+		local f = io.open(fname)
+		local s = f:read("*a")
+		f:close()
+
+		-- strip tabs
+		s = s:gsub("[\t]", "")
+		
+		-- strip any CRs
+		s = s:gsub("[\r]", "")
+		
+		-- strip out comments
+		s = s:gsub("\n%-%-[^\n]*", "")
+				
+		-- escape backslashes
+		s = s:gsub("\\", "\\\\")
+
+		-- strip duplicate line feeds
+		s = s:gsub("\n+", "\n")
+
+		-- strip out leading comments
+		s = s:gsub("^%-%-\n", "")
+
+		-- escape line feeds
+		s = s:gsub("\n", "\\n")
+		
+		-- escape double quote marks
+		s = s:gsub("\"", "\\\"")
+		
+		out:write("\t\"")
+		out:write(s)
+		out:write("\",\n")
+	end
+
+
+	function doembed()
+			-- load the manifest of script files
+			scripts = dofile("src/_manifest.lua")
+			table.insert(scripts, "_premake_main.lua")
+			
+			-- open scripts.c and write the file header
+			local out = io.open("src/host/scripts.c", "w+b")
+			out:write("/* Premake's Lua scripts, as static data buffers for release mode builds */\n")
+			out:write("/* To regenerate this file, run: premake4 embed */ \n\n")
+			out:write("const char* builtin_scripts[] = {\n")
+			
+			for i,fn in ipairs(scripts) do
+				print(fn)
+				s = embedfile(out, "src/"..fn)
+			end
+			
+			out:write("\t0\n};\n");		
+			out:close()
+	end
diff --git a/scripts/release.lua b/scripts/release.lua
new file mode 100644
index 0000000..b7e67f9
--- /dev/null
+++ b/scripts/release.lua
@@ -0,0 +1,105 @@
+--
+-- Prepare a new Premake release. This is still incomplete and some manual
+-- work is needed to get everything packaged up.
+--
+
+local function executef(cmd, ...)
+	cmd = string.format(cmd, unpack(arg))
+	os.execute(cmd)
+end
+
+
+function dorelease()
+
+--
+-- Make sure a version was specified
+--
+
+	if #_ARGS == 0 then
+		error("** You must specify a version number", 0)
+	end
+	
+	
+--
+-- Look for a release branch in Subversion; create one if necessary
+--
+
+
+--
+-- Check out the release branch
+--
+
+
+--
+-- Update the version number in premake.c
+--
+
+
+--
+-- Make absolutely sure the embedded scripts have been updated
+--
+
+
+--
+-- If anything changed in those last two steps, check it in to the branch
+--
+
+
+--
+-- Remove .svn, samples, and packages directories
+--
+
+
+--
+-- Generate project files to the build directory
+--
+
+	os.execute("premake4 /to=build/vs2005 vs2005")
+	os.execute("premake4 /to=build/vs2008 vs2008")
+	os.execute("premake4 /to=build/gmake.windows /os=windows gmake")
+	os.execute("premake4 /to=build/gmake.unix /os=linux gmake")
+	os.execute("premake4 /to=build/gmake.macosx /os=macosx /platform=universal32 gmake")
+	os.execute("premake4 /to=build/codeblocks.windows /os=windows codeblocks")
+	os.execute("premake4 /to=build/codeblocks.unix /os=linux codeblocks")
+	os.execute("premake4 /to=build/codeblocks.macosx /os=macosx /platform=universal32 codeblocks")
+	os.execute("premake4 /to=build/codelite.windows /os=windows codelite")
+	os.execute("premake4 /to=build/codelite.unix /os=linux codelite")
+	os.execute("premake4 /to=build/codelite.macosx /os=macosx /platform=universal32 codelite")
+	
+
+--
+-- Create a source package
+--
+
+
+--
+-- Create a binary package for this platform. This step requires a working
+-- GNU/Make/GCC environment. I use MinGW on Windows.
+--
+
+	local fname = string.format("premake-%s-%s", _ARGS[1], os.get())
+
+	os.chdir("build/gmake." .. os.get())
+	os.execute("make config=" .. iif(os.is("macosx"), "releaseuniv32", "release"))
+
+	os.chdir("../../bin/release")
+	if os.is("windows") then
+		executef("7z -tzip a %s.zip premake4.exe", fname)
+		executef("move %s.zip ../..", fname)
+	else
+		executef("tar czvf %s.tar.gz premake", fname)
+		executef("mv %s.tar.gz ../..", fname)
+	end
+	
+	
+
+--
+-- Upload files to SourceForge
+--
+
+
+--
+-- Remind me of required next steps
+--
+
+end