fixup! gettext: handle GIT_TEXTDOMAINDIR relative to $(prefix)

In preparation for the more general RUNTIME_PREFIX support, this reverts
commit 5ff388f.

Signed-off-by: Johannes Schindelin <[email protected]>

Author: dscho

common-main.c

@@ -32,12 +32,12 @@ int main(int argc, const char **argv)
 	 */
 	sanitize_stdfds();
 
-	git_extract_argv0_path(argv[0]);
-
 	git_setup_gettext();
 
 	attr_start();
 
+	git_extract_argv0_path(argv[0]);
+
 	restore_sigpipe_to_default();
 
 	return cmd_main(argc, argv);

gettext.c

@@ -6,8 +6,6 @@
 #include "gettext.h"
 #include "strbuf.h"
 #include "utf8.h"
-#include "cache.h"
-#include "exec_cmd.h"
 
 #ifndef NO_GETTEXT
 #	include <locale.h>
@@ -162,20 +160,14 @@ static void init_gettext_charset(const char *domain)
 void git_setup_gettext(void)
 {
 	const char *podir = getenv("GIT_TEXTDOMAINDIR");
-	char *p = NULL;
 
 	if (!podir)
 		podir = GIT_LOCALE_PATH;
-	if (!is_absolute_path(podir))
-		podir = p = system_path(podir);
-
 	bindtextdomain("git", podir);
 	setlocale(LC_MESSAGES, "");
 	setlocale(LC_TIME, "");
 	init_gettext_charset("git");
 	textdomain("git");
-
-	free(p);
 }
 
 /* return the number of columns of string 's' in current locale */