X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=commit-tree.c;h=16c17871334601b0b3c211cbedd8e8291af261a3;hb=53909056da869eb79c2a20699794b63c8c87e7fd;hp=7c23b9b506bc50521a053d20e8960f857f1ae31a;hpb=d167f147dc6995e452cdc374ffcd07f5d9abf0bc;p=git.git

diff --git a/commit-tree.c b/commit-tree.c
index 7c23b9b5..16c17871 100644
--- a/commit-tree.c
+++ b/commit-tree.c
@@ -5,13 +5,6 @@
  */
 #include "cache.h"
 
-#include <pwd.h>
-#include <time.h>
-#include <string.h>
-#include <ctype.h>
-#include <time.h>
-#include <curl/curl.h>
-
 #define BLOCKING (1ul << 14)
 
 /*
@@ -48,57 +41,6 @@ static void add_buffer(char **bufp, unsigned int *sizep, const char *fmt, ...)
 	memcpy(buf + size, one_line, len);
 }
 
-static void remove_special(char *p)
-{
-	char c;
-	char *dst = p, *src = p;
-
-	for (;;) {
-		c = *src;
-		src++;
-		switch(c) {
-		case '\n': case '<': case '>':
-			continue;
-		}
-		*dst++ = c;
-		if (!c)
-			break;
-	}
-
-	/*
-	 * Go back, and remove crud from the end: some people
-	 * have commas etc in their gecos field
-	 */
-	dst--;
-	while (--dst >= p) {
-		unsigned char c = *dst;
-		switch (c) {
-		case ',': case ';': case '.':
-			*dst = 0;
-			continue;
-		}
-		break;
-	}
-}
-
-/* Gr. strptime is crap for this; it doesn't have a way to require RFC2822
-   (i.e. English) day/month names, and it doesn't work correctly with %z. */
-static void parse_date(char *date, time_t *now, char *result, int maxlen)
-{
-	char *p;
-	time_t then;
-
-	if ((then = curl_getdate(date, now)) == 0)
-		return;
-
-	/* find the timezone at the end */
-	p = date + strlen(date);
-	while (p > date && isdigit(*--p))
-		;
-	if ((*p == '+' || *p == '-') && strlen(p) == 5)
-		snprintf(result, maxlen, "%lu %5.5s", then, p);
-}
-
 static void check_valid(unsigned char *sha1, const char *expect)
 {
 	void *buf;
@@ -116,27 +58,38 @@ static void check_valid(unsigned char *sha1, const char *expect)
  * how multi-way merges are represented.
  */
 #define MAXPARENT (16)
+static unsigned char parent_sha1[MAXPARENT][20];
 
-static char *commit_tree_usage = "commit-tree <sha1> [-p <sha1>]* < changelog";
+static const char commit_tree_usage[] = "git-commit-tree <sha1> [-p <sha1>]* < changelog";
+
+static int new_parent(int idx)
+{
+	int i;
+	unsigned char *sha1 = parent_sha1[idx];
+	for (i = 0; i < idx; i++) {
+		if (!memcmp(parent_sha1[i], sha1, 20)) {
+			error("duplicate parent %s ignored", sha1_to_hex(sha1));
+			return 0;
+		}
+	}
+	return 1;
+}
 
 int main(int argc, char **argv)
 {
-	int i, len;
+	int i;
 	int parents = 0;
 	unsigned char tree_sha1[20];
-	unsigned char parent_sha1[MAXPARENT][20];
 	unsigned char commit_sha1[20];
-	char *gecos, *realgecos, *commitgecos;
-	char *email, *commitemail, realemail[1000];
-	char date[20], realdate[20];
-	char *audate;
 	char comment[1000];
-	struct passwd *pw;
-	time_t now;
-	struct tm *tm;
 	char *buffer;
 	unsigned int size;
 
+	setup_ident();
+	setup_git_directory();
+
+	git_config(git_default_config);
+
 	if (argc < 2 || get_sha1_hex(argv[1], tree_sha1) < 0)
 		usage(commit_tree_usage);
 
@@ -144,41 +97,14 @@ int main(int argc, char **argv)
 	for (i = 2; i < argc; i += 2) {
 		char *a, *b;
 		a = argv[i]; b = argv[i+1];
-		if (!b || strcmp(a, "-p") || get_sha1_hex(b, parent_sha1[parents]))
+		if (!b || strcmp(a, "-p") || get_sha1(b, parent_sha1[parents]))
 			usage(commit_tree_usage);
 		check_valid(parent_sha1[parents], "commit");
-		parents++;
+		if (new_parent(parents))
+			parents++;
 	}
 	if (!parents)
 		fprintf(stderr, "Committing initial tree %s\n", argv[1]);
-	pw = getpwuid(getuid());
-	if (!pw)
-		die("You don't exist. Go away!");
-	realgecos = pw->pw_gecos;
-	len = strlen(pw->pw_name);
-	memcpy(realemail, pw->pw_name, len);
-	realemail[len] = '@';
-	gethostname(realemail+len+1, sizeof(realemail)-len-1);
-	if (!strchr(realemail+len+1, '.')) {
-		strcat(realemail, ".");
-		getdomainname(realemail+strlen(realemail), sizeof(realemail)-strlen(realemail)-1);
-	}
-	time(&now);
-	tm = localtime(&now);
-
-	strftime(realdate, sizeof(realdate), "%s %z", tm);
-	strcpy(date, realdate);
-
-	commitgecos = getenv("COMMIT_AUTHOR_NAME") ? : realgecos;
-	commitemail = getenv("COMMIT_AUTHOR_EMAIL") ? : realemail;
-	gecos = getenv("AUTHOR_NAME") ? : realgecos;
-	email = getenv("AUTHOR_EMAIL") ? : realemail;
-	audate = getenv("AUTHOR_DATE");
-	if (audate)
-		parse_date(audate, &now, date, sizeof(date));
-
-	remove_special(gecos); remove_special(realgecos); remove_special(commitgecos);
-	remove_special(email); remove_special(realemail); remove_special(commitemail);
 
 	init_buffer(&buffer, &size);
 	add_buffer(&buffer, &size, "tree %s\n", sha1_to_hex(tree_sha1));
@@ -192,14 +118,17 @@ int main(int argc, char **argv)
 		add_buffer(&buffer, &size, "parent %s\n", sha1_to_hex(parent_sha1[i]));
 
 	/* Person/date information */
-	add_buffer(&buffer, &size, "author %s <%s> %s\n", gecos, email, date);
-	add_buffer(&buffer, &size, "committer %s <%s> %s\n\n", commitgecos, commitemail, realdate);
+	add_buffer(&buffer, &size, "author %s\n", git_author_info(1));
+	add_buffer(&buffer, &size, "committer %s\n\n", git_committer_info(1));
 
 	/* And add the comment */
 	while (fgets(comment, sizeof(comment), stdin) != NULL)
 		add_buffer(&buffer, &size, "%s", comment);
 
-	write_sha1_file(buffer, size, "commit", commit_sha1);
-	printf("%s\n", sha1_to_hex(commit_sha1));
-	return 0;
+	if (!write_sha1_file(buffer, size, "commit", commit_sha1)) {
+		printf("%s\n", sha1_to_hex(commit_sha1));
+		return 0;
+	}
+	else
+		return 1;
 }