Use run_command within merge-index

Maybe unnecessary as the merge-index utility may go away in the
future, but its currently here, its shorter to use run_command,
and probably will help the MinGW port out.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/merge-index.c b/merge-index.c
index 7027d7865971646f178690a150246d9bc4d674c0..6df43944b08fc7789eec2314353bd1f892afbf0b 100644 (file)
--- a/merge-index.c
+++ b/merge-index.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "run-command.h"
 
 static const char *pgm;
 static const char *arguments[8];
@@ -7,24 +8,10 @@ static int err;
 
 static void run_program(void)
 {
-       pid_t pid = fork();
-       int status;
-
-       if (pid < 0)
-               die("unable to fork");
-       if (!pid) {
-               execlp(pgm, arguments[0],
-                           arguments[1],
-                           arguments[2],
-                           arguments[3],
-                           arguments[4],
-                           arguments[5],
-                           arguments[6],
-                           arguments[7],
-                           NULL);
-               die("unable to execute '%s'", pgm);
-       }
-       if (waitpid(pid, &status, 0) < 0 || !WIFEXITED(status) || WEXITSTATUS(status)) {
+       struct child_process child;
+       memset(&child, 0, sizeof(child));
+       child.argv = arguments;
+       if (run_command(&child)) {
                if (one_shot) {
                        err++;
                } else {