make "git patch-id" a built-in

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 87 deletions

diff --git a/patch-id.c b/patch-id.c
deleted file mode 100644
index 0df4cb086..000000000
--- a/patch-id.c
+++ /dev/null
@@ -1,87 +0,0 @@
-#include "cache.h"
-#include "exec_cmd.h"
-
-static void flush_current_id(int patchlen, unsigned char *id, git_SHA_CTX *c)
-{
-	unsigned char result[20];
-	char name[50];
-
-	if (!patchlen)
-		return;
-
-	git_SHA1_Final(result, c);
-	memcpy(name, sha1_to_hex(id), 41);
-	printf("%s %s\n", sha1_to_hex(result), name);
-	git_SHA1_Init(c);
-}
-
-static int remove_space(char *line)
-{
-	char *src = line;
-	char *dst = line;
-	unsigned char c;
-
-	while ((c = *src++) != '\0') {
-		if (!isspace(c))
-			*dst++ = c;
-	}
-	return dst - line;
-}
-
-static void generate_id_list(void)
-{
-	static unsigned char sha1[20];
-	static char line[1000];
-	git_SHA_CTX ctx;
-	int patchlen = 0;
-
-	git_SHA1_Init(&ctx);
-	while (fgets(line, sizeof(line), stdin) != NULL) {
-		unsigned char n[20];
-		char *p = line;
-		int len;
-
-		if (!memcmp(line, "diff-tree ", 10))
-			p += 10;
-		else if (!memcmp(line, "commit ", 7))
-			p += 7;
-
-		if (!get_sha1_hex(p, n)) {
-			flush_current_id(patchlen, sha1, &ctx);
-			hashcpy(sha1, n);
-			patchlen = 0;
-			continue;
-		}
-
-		/* Ignore commit comments */
-		if (!patchlen && memcmp(line, "diff ", 5))
-			continue;
-
-		/* Ignore git-diff index header */
-		if (!memcmp(line, "index ", 6))
-			continue;
-
-		/* Ignore line numbers when computing the SHA1 of the patch */
-		if (!memcmp(line, "@@ -", 4))
-			continue;
-
-		/* Compute the sha without whitespace */
-		len = remove_space(line);
-		patchlen += len;
-		git_SHA1_Update(&ctx, line, len);
-	}
-	flush_current_id(patchlen, sha1, &ctx);
-}
-
-static const char patch_id_usage[] = "git patch-id < patch";
-
-int main(int argc, char **argv)
-{
-	if (argc != 1)
-		usage(patch_id_usage);
-
-	git_extract_argv0_path(argv[0]);
-
-	generate_id_list();
-	return 0;
-}