Re: [PATCH] Fix relative built-in paths to be relative to the command invocation

diff --git a/Makefile b/Makefile
index 4796565..2bdb9bf 100644
--- a/Makefile
+++ b/Makefile

@@ -1301,7 +1301,7 @@ remove-dashes:
 ### Installation rules
 
 ifeq ($(firstword $(subst /, ,$(template_dir))),..)
-template_instdir = $(gitexecdir)/$(template_dir)
+template_instdir = $(shell cd '$(bindir_SQ)/$(template_dir_SQ)' && pwd)

diff --git a/exec_cmd.c b/exec_cmd.c
index 8899e31..45f92eb 100644
--- a/exec_cmd.c
+++ b/exec_cmd.c

@@ -5,6 +5,7 @@
 
 extern char **environ;
 static const char *argv_exec_path;
+static const char *argv0_path;
 
 static const char *builtin_exec_path(void)
 {

@@ -42,14 +43,19 @@ static const char *builtin_exec_path(void)
 
 const char *system_path(const char *path)
 {
-	if (!is_absolute_path(path)) {
+	if (!is_absolute_path(path) && argv0_path) {
 		struct strbuf d = STRBUF_INIT;
-		strbuf_addf(&d, "%s/%s", git_exec_path(), path);
+		strbuf_addf(&d, "%s/%s", argv0_path, path);
 		path = strbuf_detach(&d, NULL);
 	}
 	return path;
 }
 
+void git_set_argv0_path(const char *path)
+{
+	argv0_path = path;
+}
+
 void git_set_argv_exec_path(const char *exec_path)
 {
 	argv_exec_path = exec_path;

@@ -84,7 +90,7 @@ static void add_path(struct strbuf *out, const char *path)
 	}
 }
 
-void setup_path(const char *cmd_path)
+void setup_path(void)