From f30463e6d6d95e8d0d258458a1f1bda50ad911b0 Mon Sep 17 00:00:00 2001
From: Tom van Dijck <tvandijck@blizzard.com>
Date: Mon, 19 Jun 2017 03:00:59 -0700
Subject: [PATCH] Attempt at colors on linux

---
 src/host/premake.c        |  8 +++----
 src/host/premake.h        |  2 +-
 src/host/term_textColor.c | 47 ++++++++++++++++++++++++++++++---------
 3 files changed, 42 insertions(+), 15 deletions(-)

diff --git a/src/host/premake.c b/src/host/premake.c
index d223c3cc7e..c6877f737d 100644
--- a/src/host/premake.c
+++ b/src/host/premake.c
@@ -223,9 +223,9 @@ int premake_execute(lua_State* L, int argc, const char** argv, const char* scrip
 	/* Find and run the main Premake bootstrapping script */
 	if (run_premake_main(L, script) != OKAY) {
 		int color = term_doGetTextColor();
-		term_dosetTextColor(getErrorColor(L));
+		term_doSetTextColor(getErrorColor(L));
 		printf(ERROR_MESSAGE, lua_tostring(L, -1));
-		term_dosetTextColor(color);
+		term_doSetTextColor(color);
 		return !OKAY;
 	}
 
@@ -242,9 +242,9 @@ int premake_execute(lua_State* L, int argc, const char** argv, const char* scrip
 	lua_getglobal(L, "_premake_main");
 	if (lua_pcall(L, 0, 1, iErrFunc) != OKAY) {
 		int color = term_doGetTextColor();
-		term_dosetTextColor(getErrorColor(L));
+		term_doSetTextColor(getErrorColor(L));
 		printf(ERROR_MESSAGE, lua_tostring(L, -1));
-		term_dosetTextColor(color);
+		term_doSetTextColor(color);
 		return !OKAY;
 	}
 	else {
diff --git a/src/host/premake.h b/src/host/premake.h
index 2a1854fcf4..dc90458626 100644
--- a/src/host/premake.h
+++ b/src/host/premake.h
@@ -88,7 +88,7 @@ int do_pathsearch(lua_State* L, const char* filename, const char* path);
 void do_translate(char* value, const char sep);
 
 int term_doGetTextColor();
-void term_dosetTextColor(int color);
+void term_doSetTextColor(int color);
 
 /* Built-in functions */
 int criteria_compile(lua_State* L);
diff --git a/src/host/term_textColor.c b/src/host/term_textColor.c
index fd867fccca..f31935c71e 100644
--- a/src/host/term_textColor.c
+++ b/src/host/term_textColor.c
@@ -6,6 +6,10 @@
 
 #include "premake.h"
 
+#if PLATFORM_POSIX
+static int s_currentColor = -1;
+#endif
+
 int term_doGetTextColor()
 {
 #if PLATFORM_WINDOWS
@@ -14,11 +18,11 @@ int term_doGetTextColor()
 		return -1;
 	return (int)info.wAttributes;
 #else
-	return -1;
+	return s_currentColor;
 #endif
 }
 
-void term_dosetTextColor(int color)
+void term_doSetTextColor(int color)
 {
 #if PLATFORM_WINDOWS
 	if (color >= 0)
@@ -27,7 +31,34 @@ void term_dosetTextColor(int color)
 		SetConsoleTextAttribute(GetStdHandle(STD_ERROR_HANDLE), (WORD)color);
 	}
 #else
-	(void)(color);  /* warning: unused parameter */
+	s_currentColor = color;
+
+	const char* colorTable[] = 
+	{
+		"\x1B[0;30m", // term.black       = 0
+		"\x1B[0;34m", // term.blue        = 1
+		"\x1B[0;32m", // term.green       = 2
+		"\x1B[0;36m", // term.cyan        = 3
+		"\x1B[0;31m", // term.red         = 4
+		"\x1B[0;35m", // term.purple      = 5
+		"\x1B[0;33m", // term.brown       = 6
+		"\x1B[0;37m", // term.lightGray   = 7
+		"\x1B[1;30m", // term.gray        = 8
+		"\x1B[1;34m", // term.lightBlue   = 9
+		"\x1B[1;32m", // term.lightGreen  = 10
+		"\x1B[1;36m", // term.lightCyan   = 11
+		"\x1B[1;31m", // term.lightRed    = 12
+		"\x1B[1;35m", // term.magenta     = 13
+		"\x1B[1;33m", // term.yellow      = 14
+		"\x1B[1;37m", // term.white       = 15
+	};
+	if (color >= 0 && color < 16)
+	{
+		puts(colorTable[color]);
+	} else
+	{
+		puts("\x1B[0m");
+	}
 #endif
 }
 
@@ -35,17 +66,13 @@ void term_dosetTextColor(int color)
 int term_getTextColor(lua_State* L)
 {
 	int color = term_doGetTextColor();
-	if (color >= 0)
-	{
-		lua_pushinteger(L, color);
-		return 1;
-	}
-	return 0;
+	lua_pushinteger(L, color);
+	return 1;
 }
 
 
 int term_setTextColor(lua_State* L)
 {
-	term_dosetTextColor((int)luaL_optinteger(L, 1, -1));
+	term_doSetTextColor((int)luaL_optinteger(L, 1, -1));
 	return 0;
 }