merge(third_party/git): Merge squashed git subtree at v2.23.0 r/373

Merge commit '1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5' as 'third_party/git'

1 files changed, 80 insertions, 0 deletions

diff --git a/third_party/git/http-fetch.c b/third_party/git/http-fetch.c
new file mode 100644
index 0000000000..a32ac118d9
--- /dev/null
+++ b/third_party/git/http-fetch.c
@@ -0,0 +1,80 @@
+#include "cache.h"
+#include "config.h"
+#include "exec-cmd.h"
+#include "http.h"
+#include "walker.h"
+
+static const char http_fetch_usage[] = "git http-fetch "
+"[-c] [-t] [-a] [-v] [--recover] [-w ref] [--stdin] commit-id url";
+
+int cmd_main(int argc, const char **argv)
+{
+	struct walker *walker;
+	int commits_on_stdin = 0;
+	int commits;
+	const char **write_ref = NULL;
+	char **commit_id;
+	char *url = NULL;
+	int arg = 1;
+	int rc = 0;
+	int get_verbosely = 0;
+	int get_recover = 0;
+
+	while (arg < argc && argv[arg][0] == '-') {
+		if (argv[arg][1] == 't') {
+		} else if (argv[arg][1] == 'c') {
+		} else if (argv[arg][1] == 'a') {
+		} else if (argv[arg][1] == 'v') {
+			get_verbosely = 1;
+		} else if (argv[arg][1] == 'w') {
+			write_ref = &argv[arg + 1];
+			arg++;
+		} else if (argv[arg][1] == 'h') {
+			usage(http_fetch_usage);
+		} else if (!strcmp(argv[arg], "--recover")) {
+			get_recover = 1;
+		} else if (!strcmp(argv[arg], "--stdin")) {
+			commits_on_stdin = 1;
+		}
+		arg++;
+	}
+	if (argc != arg + 2 - commits_on_stdin)
+		usage(http_fetch_usage);
+	if (commits_on_stdin) {
+		commits = walker_targets_stdin(&commit_id, &write_ref);
+	} else {
+		commit_id = (char **) &argv[arg++];
+		commits = 1;
+	}
+
+	if (argv[arg])
+		str_end_url_with_slash(argv[arg], &url);
+
+	setup_git_directory();
+
+	git_config(git_default_config, NULL);
+
+	http_init(NULL, url, 0);
+	walker = get_http_walker(url);
+	walker->get_verbosely = get_verbosely;
+	walker->get_recover = get_recover;
+
+	rc = walker_fetch(walker, commits, commit_id, write_ref, url);
+
+	if (commits_on_stdin)
+		walker_targets_free(commits, commit_id, write_ref);
+
+	if (walker->corrupt_object_found) {
+		fprintf(stderr,
+"Some loose object were found to be corrupt, but they might be just\n"
+"a false '404 Not Found' error message sent with incorrect HTTP\n"
+"status code.  Suggest running 'git fsck'.\n");
+	}
+
+	walker_free(walker);
+	http_cleanup();
+
+	free(url);
+
+	return rc;
+}