Externals: Integrate mGBA as a submodule

2025-07-24 06:39:46 -06:00 · 2021-07-04 12:41:46 +02:00
parent b0d2df727a
commit 44aaf108d1
15 changed files with 862 additions and 4 deletions
--- a/Externals/mGBA/make_version.c.js
+++ b/Externals/mGBA/make_version.c.js
@ -0,0 +1,140 @@
+var wshShell		= new ActiveXObject("WScript.Shell")
+var oFS				= new ActiveXObject("Scripting.FileSystemObject");
+
+wshShell.CurrentDirectory   += "\\mgba";
+var outfile                 = "../version.c";
+var cmd_commit              = " describe --always --abbrev=40 --dirty";
+var cmd_commit_short        = " describe --always --dirty";
+var cmd_branch              = " symbolic-ref --short HEAD";
+var cmd_rev                 = " rev-list HEAD --count";
+var cmd_tag                 = " describe --tag --exact-match";
+
+function GetGitExe()
+{
+	try
+	{
+		gitexe = wshShell.RegRead("HKCU\\Software\\GitExtensions\\gitcommand");
+		wshShell.Exec(gitexe);
+		return gitexe;
+	}
+	catch (e)
+	{}
+
+	for (var gitexe in {"git.cmd":1, "git":1, "git.bat":1})
+	{
+		try
+		{
+			wshShell.Exec(gitexe);
+			return gitexe;
+		}
+		catch (e)
+		{}
+	}
+
+	// last try - msysgit not in path (vs2015 default)
+	msyspath = "\\Git\\cmd\\git.exe";
+	gitexe = wshShell.ExpandEnvironmentStrings("%PROGRAMFILES(x86)%") + msyspath;
+	if (oFS.FileExists(gitexe)) {
+		return gitexe;
+	}
+	gitexe = wshShell.ExpandEnvironmentStrings("%PROGRAMFILES%") + msyspath;
+	if (oFS.FileExists(gitexe)) {
+		return gitexe;
+	}
+
+	WScript.Echo("Cannot find git or git.cmd, check your PATH:\n" +
+		wshShell.ExpandEnvironmentStrings("%PATH%"));
+	WScript.Quit(1);
+}
+
+function GetFirstStdOutLine(cmd)
+{
+	try
+	{
+		return wshShell.Exec(cmd).StdOut.ReadLine();
+	}
+	catch (e)
+	{
+		// catch "the system cannot find the file specified" error
+		WScript.Echo("Failed to exec " + cmd + " this should never happen");
+		WScript.Quit(1);
+	}
+}
+
+function GetFileContents(f)
+{
+	try
+	{
+		return oFS.OpenTextFile(f).ReadAll();
+	}
+	catch (e)
+	{
+		// file doesn't exist
+		return "";
+	}
+}
+
+// get version from version.cmake
+var version_cmake   = GetFileContents("version.cmake");
+var version_major   = version_cmake.match(/set\(LIB_VERSION_MAJOR (.*)\)/)[1];
+var version_minor   = version_cmake.match(/set\(LIB_VERSION_MINOR (.*)\)/)[1];
+var version_patch   = version_cmake.match(/set\(LIB_VERSION_PATCH (.*)\)/)[1];
+var version_abi     = version_cmake.match(/set\(LIB_VERSION_ABI (.*)\)/)[1];
+var version_string  = version_major + "." + version_minor + "." + version_patch;
+
+// get info from git
+var gitexe = GetGitExe();
+var commit      	= GetFirstStdOutLine(gitexe + cmd_commit);
+var commit_short    = GetFirstStdOutLine(gitexe + cmd_commit_short);
+var branch  		= GetFirstStdOutLine(gitexe + cmd_branch);
+var rev	        	= GetFirstStdOutLine(gitexe + cmd_rev);
+var tag 	    	= GetFirstStdOutLine(gitexe + cmd_tag);
+var binary_name     = "mgba";
+var project_name    = "mGBA";
+
+if (!rev)
+    rev = -1;
+
+if (tag)
+{
+	version_string = tag;
+}
+else if (branch)
+{
+	if (branch == "master")
+		version_string = rev + "-" + commit_short;
+	else
+		version_string = branch + "-" + rev + "-" + commit_short;
+
+	if (branch != version_abi)
+        version_string = version_abi + "-" + version_string;
+}
+
+if (!commit)
+	commit = "(unknown)";
+if (!commit_short)
+	commit_short = "(unknown)";
+if (!branch)
+	branch = "(unknown)";
+
+var out_contents =
+    "#include <mgba/core/version.h>\n" +
+    "MGBA_EXPORT const char* const gitCommit = \"" + commit + "\";\n" +
+    "MGBA_EXPORT const char* const gitCommitShort = \"" + commit_short + "\";\n" +
+    "MGBA_EXPORT const char* const gitBranch = \"" + branch + "\";\n" +
+    "MGBA_EXPORT const int gitRevision = " + rev + ";\n" +
+    "MGBA_EXPORT const char* const binaryName = \"" + binary_name + "\";\n" +
+    "MGBA_EXPORT const char* const projectName = \"" + project_name + "\";\n" +
+    "MGBA_EXPORT const char* const projectVersion = \"" + version_string + "\";\n";
+
+// check if file needs updating
+if (out_contents == GetFileContents(outfile))
+{
+	WScript.Echo(project_name + ": " + outfile + " current at " + version_string);
+}
+else
+{
+	// needs updating - writeout current info
+	oFS.CreateTextFile(outfile, true).Write(out_contents);
+	WScript.Echo(project_name + ": " + outfile + " updated to " + version_string);
+}