run-command: handle short writes and EINTR in die_child

[git.git] / transport.c

diff --git a/transport.c b/transport.c
index 8ce39364a1e58b338bc45a4eb524b637ce3a8881..a02f79aae3d91ea4109d21a9ed9ca2d962125375 100644 (file)
--- a/transport.c
+++ b/transport.c
@@ -9,6 +9,7 @@
 #include "dir.h"
 #include "refs.h"
 #include "branch.h"
+#include "url.h"
 
 /* rsync support */
 
@@ -191,7 +192,7 @@ static const char *rsync_url(const char *url)
 static struct ref *get_refs_via_rsync(struct transport *transport, int for_push)
 {
        struct strbuf buf = STRBUF_INIT, temp_dir = STRBUF_INIT;
-       struct ref dummy = {0}, *tail = &dummy;
+       struct ref dummy = {NULL}, *tail = &dummy;
        struct child_process rsync;
        const char *args[5];
        int temp_dir_len;
@@ -788,6 +789,7 @@ static int git_transport_push(struct transport *transport, struct ref *remote_re
        args.use_thin_pack = data->options.thin;
        args.verbose = (transport->verbose > 0);
        args.quiet = (transport->verbose < 0);
+       args.progress = transport->progress;
        args.dry_run = !!(flags & TRANSPORT_PUSH_DRY_RUN);
        args.porcelain = !!(flags & TRANSPORT_PUSH_PORCELAIN);
 
@@ -871,54 +873,6 @@ static int is_file(const char *url)
        return S_ISREG(buf.st_mode);
 }
 
-static int isurlschemechar(int first_flag, int ch)
-{
-       /*
-        * The set of valid URL schemes, as per STD66 (RFC3986) is
-        * '[A-Za-z][A-Za-z0-9+.-]*'. But use sightly looser check
-        * of '[A-Za-z0-9][A-Za-z0-9+.-]*' because earlier version
-        * of check used '[A-Za-z0-9]+' so not to break any remote
-        * helpers.
-        */
-       int alphanumeric, special;
-       alphanumeric = ch > 0 && isalnum(ch);
-       special = ch == '+' || ch == '-' || ch == '.';
-       return alphanumeric || (!first_flag && special);
-}
-
-static int is_url(const char *url)
-{
-       const char *url2, *first_slash;
-
-       if (!url)
-               return 0;
-       url2 = url;
-       first_slash = strchr(url, '/');
-
-       /* Input with no slash at all or slash first can't be URL. */
-       if (!first_slash || first_slash == url)
-               return 0;
-       /* Character before must be : and next must be /. */
-       if (first_slash[-1] != ':' || first_slash[1] != '/')
-               return 0;
-       /* There must be something before the :// */
-       if (first_slash == url + 1)
-               return 0;
-       /*
-        * Check all characters up to first slash - 1. Only alphanum
-        * is allowed.
-        */
-       url2 = url;
-       while (url2 < first_slash - 1) {
-               if (!isurlschemechar(url2 == url, (unsigned char)*url2))
-                       return 0;
-               url2++;
-       }
-
-       /* Valid enough. */
-       return 1;
-}
-
 static int external_specification_len(const char *url)
 {
        return strchr(url, ':') - url;
@@ -946,7 +900,7 @@ struct transport *transport_get(struct remote *remote, const char *url)
        if (url) {
                const char *p = url;
 
-               while (isurlschemechar(p == url, *p))
+               while (is_urlschemechar(p == url, *p))
                        p++;
                if (!prefixcmp(p, "::"))
                        helper = xstrndup(url, p - url);
@@ -1235,3 +1189,37 @@ char *transport_anonymize_url(const char *url)
 literal_copy:
        return xstrdup(url);
 }
+
+int refs_from_alternate_cb(struct alternate_object_database *e, void *cb)
+{
+       char *other;
+       size_t len;
+       struct remote *remote;
+       struct transport *transport;
+       const struct ref *extra;
+       alternate_ref_fn *ref_fn = cb;
+
+       e->name[-1] = '\0';
+       other = xstrdup(real_path(e->base));
+       e->name[-1] = '/';
+       len = strlen(other);
+
+       while (other[len-1] == '/')
+               other[--len] = '\0';
+       if (len < 8 || memcmp(other + len - 8, "/objects", 8))
+               return 0;
+       /* Is this a git repository with refs? */
+       memcpy(other + len - 8, "/refs", 6);
+       if (!is_directory(other))
+               return 0;
+       other[len - 8] = '\0';
+       remote = remote_get(other);
+       transport = transport_get(remote, other);
+       for (extra = transport_get_remote_refs(transport);
+            extra;
+            extra = extra->next)
+               ref_fn(extra, NULL);
+       transport_disconnect(transport);
+       free(other);
+       return 0;
+}