[PATCH] Use diff-tree -p -r instead of "git diff" in git-export.

Junio C Hamano · Linus Torvalds · commit ce9be4e4e8f3 · 2005-04-27T15:36:01.000-07:00
Now diff-tree can produce patch itself, there is no reason to
depend on Cogito to show diff in the git-export output anymore.

Signed-off-by: Junio C Hamano &lt;junkio@cox.net&gt;
Signed-off-by: Linus Torvalds &lt;torvalds@osdl.org&gt;
diff --git a/git-export.c b/git-export.c
@@ -18,7 +18,7 @@ void show_commit(struct commit *commit)
 		char *against = sha1_to_hex(commit->parents->item->object.sha1);
 		printf("\n\n======== diff against %s ========\n", against);
 		fflush(NULL);
-		sprintf(cmdline, "git diff -r %s:%s", against, hex);
+		sprintf(cmdline, "diff-tree -p -r %s %s", against, hex);
 		system(cmdline);
 	}
 	printf("======== end ========\n\n");

Original file line number	Diff line number	Diff line change
`@@ -18,7 +18,7 @@ void show_commit(struct commit *commit)`
`18`	`18`	`char *against = sha1_to_hex(commit->parents->item->object.sha1);`
`19`	`19`	`printf("\n\n======== diff against %s ========\n", against);`
`20`	`20`	`fflush(NULL);`
`21`		`- sprintf(cmdline, "git diff -r %s:%s", against, hex);`
	`21`	`+ sprintf(cmdline, "diff-tree -p -r %s %s", against, hex);`
`22`	`22`	`system(cmdline);`
`23`	`23`	`}`
`24`	`24`	`printf("======== end ========\n\n");`