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Diffstat (limited to 'third_party/git/builtin/patch-id.c')
-rw-r--r--third_party/git/builtin/patch-id.c180
1 files changed, 0 insertions, 180 deletions
diff --git a/third_party/git/builtin/patch-id.c b/third_party/git/builtin/patch-id.c
deleted file mode 100644
index 822ffff51fbd..000000000000
--- a/third_party/git/builtin/patch-id.c
+++ /dev/null
@@ -1,180 +0,0 @@
-#include "cache.h"
-#include "builtin.h"
-#include "config.h"
-#include "diff.h"
-
-static void flush_current_id(int patchlen, struct object_id *id, struct object_id *result)
-{
-	if (patchlen)
-		printf("%s %s\n", oid_to_hex(result), oid_to_hex(id));
-}
-
-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 int scan_hunk_header(const char *p, int *p_before, int *p_after)
-{
-	static const char digits[] = "0123456789";
-	const char *q, *r;
-	int n;
-
-	q = p + 4;
-	n = strspn(q, digits);
-	if (q[n] == ',') {
-		q += n + 1;
-		n = strspn(q, digits);
-	}
-	if (n == 0 || q[n] != ' ' || q[n+1] != '+')
-		return 0;
-
-	r = q + n + 2;
-	n = strspn(r, digits);
-	if (r[n] == ',') {
-		r += n + 1;
-		n = strspn(r, digits);
-	}
-	if (n == 0)
-		return 0;
-
-	*p_before = atoi(q);
-	*p_after = atoi(r);
-	return 1;
-}
-
-static int get_one_patchid(struct object_id *next_oid, struct object_id *result,
-			   struct strbuf *line_buf, int stable)
-{
-	int patchlen = 0, found_next = 0;
-	int before = -1, after = -1;
-	git_hash_ctx ctx;
-
-	the_hash_algo->init_fn(&ctx);
-	oidclr(result);
-
-	while (strbuf_getwholeline(line_buf, stdin, '\n') != EOF) {
-		char *line = line_buf->buf;
-		const char *p = line;
-		int len;
-
-		if (!skip_prefix(line, "diff-tree ", &p) &&
-		    !skip_prefix(line, "commit ", &p) &&
-		    !skip_prefix(line, "From ", &p) &&
-		    starts_with(line, "\\ ") && 12 < strlen(line))
-			continue;
-
-		if (!get_oid_hex(p, next_oid)) {
-			found_next = 1;
-			break;
-		}
-
-		/* Ignore commit comments */
-		if (!patchlen && !starts_with(line, "diff "))
-			continue;
-
-		/* Parsing diff header?  */
-		if (before == -1) {
-			if (starts_with(line, "index "))
-				continue;
-			else if (starts_with(line, "--- "))
-				before = after = 1;
-			else if (!isalpha(line[0]))
-				break;
-		}
-
-		/* Looking for a valid hunk header?  */
-		if (before == 0 && after == 0) {
-			if (starts_with(line, "@@ -")) {
-				/* Parse next hunk, but ignore line numbers.  */
-				scan_hunk_header(line, &before, &after);
-				continue;
-			}
-
-			/* Split at the end of the patch.  */
-			if (!starts_with(line, "diff "))
-				break;
-
-			/* Else we're parsing another header.  */
-			if (stable)
-				flush_one_hunk(result, &ctx);
-			before = after = -1;
-		}
-
-		/* If we get here, we're inside a hunk.  */
-		if (line[0] == '-' || line[0] == ' ')
-			before--;
-		if (line[0] == '+' || line[0] == ' ')
-			after--;
-
-		/* Compute the sha without whitespace */
-		len = remove_space(line);
-		patchlen += len;
-		the_hash_algo->update_fn(&ctx, line, len);
-	}
-
-	if (!found_next)
-		oidclr(next_oid);
-
-	flush_one_hunk(result, &ctx);
-
-	return patchlen;
-}
-
-static void generate_id_list(int stable)
-{
-	struct object_id oid, n, result;
-	int patchlen;
-	struct strbuf line_buf = STRBUF_INIT;
-
-	oidclr(&oid);
-	while (!feof(stdin)) {
-		patchlen = get_one_patchid(&n, &result, &line_buf, stable);
-		flush_current_id(patchlen, &oid, &result);
-		oidcpy(&oid, &n);
-	}
-	strbuf_release(&line_buf);
-}
-
-static const char patch_id_usage[] = "git patch-id [--stable | --unstable]";
-
-static int git_patch_id_config(const char *var, const char *value, void *cb)
-{
-	int *stable = cb;
-
-	if (!strcmp(var, "patchid.stable")) {
-		*stable = git_config_bool(var, value);
-		return 0;
-	}
-
-	return git_default_config(var, value, cb);
-}
-
-int cmd_patch_id(int argc, const char **argv, const char *prefix)
-{
-	int stable = -1;
-
-	git_config(git_patch_id_config, &stable);
-
-	/* If nothing is set, default to unstable. */
-	if (stable < 0)
-		stable = 0;
-
-	if (argc == 2 && !strcmp(argv[1], "--stable"))
-		stable = 1;
-	else if (argc == 2 && !strcmp(argv[1], "--unstable"))
-		stable = 0;
-	else if (argc != 1)
-		usage(patch_id_usage);
-
-	generate_id_list(stable);
-	return 0;
-}