From 39f92d1f21386dd2f87e26785bbdb348c9775eef Mon Sep 17 00:00:00 2001
From: peter1138 <peter1138@openttd.org>
Date: Thu, 5 Apr 2007 12:59:57 +0000
Subject: (svn r9565) -Feature: Add list_patches console command. This shows
 all patches along with their current values. Based on patch by
 madman2003/GrimRC.

---
 src/console_cmds.cpp | 14 ++++++++++++++
 src/settings.cpp     | 19 +++++++++++++++++++
 src/settings.h       |  1 +
 3 files changed, 34 insertions(+)

diff --git a/src/console_cmds.cpp b/src/console_cmds.cpp
index bcffc4896..40cf2c57c 100644
--- a/src/console_cmds.cpp
+++ b/src/console_cmds.cpp
@@ -1416,6 +1416,19 @@ DEF_CONSOLE_CMD(ConPatch)
 	return true;
 }
 
+DEF_CONSOLE_CMD(ConListPatches)
+{
+	if (argc == 0) {
+		IConsoleHelp("List patch options. Usage: 'list_patches'");
+		return true;
+	}
+
+	if (argc != 1) return false;
+
+	IConsoleListPatches();
+	return true;
+}
+
 DEF_CONSOLE_CMD(ConListDumpVariables)
 {
 	const IConsoleVar *var;
@@ -1497,6 +1510,7 @@ void IConsoleStdLibRegister()
 	IConsoleCmdRegister("pwd",          ConPrintWorkingDirectory);
 	IConsoleCmdRegister("clear",        ConClearBuffer);
 	IConsoleCmdRegister("patch",        ConPatch);
+	IConsoleCmdRegister("list_patches", ConListPatches);
 
 	IConsoleAliasRegister("dir",      "ls");
 	IConsoleAliasRegister("del",      "rm %+");
diff --git a/src/settings.cpp b/src/settings.cpp
index c9b1cdef9..2a758ab22 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -1829,6 +1829,25 @@ void IConsoleGetPatchSetting(const char *name)
 		name, value, (sd->desc.flags & SGF_0ISDISABLED) ? "(0) " : "", sd->desc.min, sd->desc.max);
 }
 
+void IConsoleListPatches()
+{
+	IConsolePrintF(_icolour_warn, "All patches with their current value:");
+
+	for (const SettingDesc *sd = _patch_settings; sd->save.cmd != SL_END; sd++) {
+		char value[80];
+		const void *ptr = GetVariableAddress((_game_mode == GM_MENU) ? &_patches_newgame : &_patches, &sd->save);
+
+		if (sd->desc.cmd == SDT_BOOLX) {
+			snprintf(value, lengthof(value), (*(bool*)ptr == 1) ? "on" : "off");
+		} else {
+			snprintf(value, lengthof(value), "%d", (uint32)ReadValue(ptr, sd->save.conv));
+		}
+		IConsolePrintF(_icolour_def, "%s = %s", sd->desc.name, value);
+	}
+
+	IConsolePrintF(_icolour_warn, "Use 'patch' command to change a value");
+}
+
 /** Save and load handler for patches/settings
  * @param osd SettingDesc struct containing all information
  * @param object can be either NULL in which case we load global variables or
diff --git a/src/settings.h b/src/settings.h
index 726b72483..7d00a44a6 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -86,6 +86,7 @@ extern Patches _patches_newgame;
 
 bool IConsoleSetPatchSetting(const char *name, int32 value);
 void IConsoleGetPatchSetting(const char *name);
+void IConsoleListPatches();
 const SettingDesc *GetPatchFromName(const char *name, uint *i);
 bool SetPatchValue(uint index, const Patches *object, int32 value);
 
-- 
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