prune-packed: use strbuf to avoid having to worry about PATH_MAX

diff --git a/builtin/push.c b/builtin/push.c
index a2580a94f577e5e1a5e58fc91c67f9ca48a78f19..a73982a30879f89be939034e462df68ee2c51c0b 100644 (file)
--- a/builtin/push.c
+++ b/builtin/push.c
@@ -15,12 +15,14 @@ static const char * const push_usage[] = {
        NULL,
 };
 
-static int thin;
+static int thin = 1;
 static int deleterefs;
 static const char *receivepack;
 static int verbosity;
 static int progress = -1;
 
+static struct push_cas_option cas;
+
 static const char **refspec;
 static int refspec_nr;
 static int refspec_alloc;
@@ -92,7 +94,7 @@ static NORETURN int die_push_simple(struct branch *branch, struct remote *remote
        if (!short_upstream)
                short_upstream = branch->merge[0]->src;
        /*
-        * Don't show advice for people who explicitely set
+        * Don't show advice for people who explicitly set
         * push.default.
         */
        if (push_default == PUSH_DEFAULT_UNSPECIFIED)
@@ -172,6 +174,13 @@ N_("push.default is unset; its implicit value is changing in\n"
    "\n"
    "  git config --global push.default simple\n"
    "\n"
+   "When push.default is set to 'matching', git will push local branches\n"
+   "to the remote branches that already exist with the same name.\n"
+   "\n"
+   "In Git 2.0, Git will default to the more conservative 'simple'\n"
+   "behavior, which only pushes the current branch to the corresponding\n"
+   "remote branch that 'git pull' uses to update the current branch.\n"
+   "\n"
    "See 'git help config' and search for 'push.default' for further information.\n"
    "(the 'simple' mode was introduced in Git 1.7.11. Use the similar mode\n"
    "'current' instead of 'simple' if you sometimes use older versions of Git)");
@@ -230,8 +239,8 @@ static void setup_default_push_refspecs(struct remote *remote)
 
 static const char message_advice_pull_before_push[] =
        N_("Updates were rejected because the tip of your current branch is behind\n"
-          "its remote counterpart. Merge the remote changes (e.g. 'git pull')\n"
-          "before pushing again.\n"
+          "its remote counterpart. Integrate the remote changes (e.g.\n"
+          "'git pull ...') before pushing again.\n"
           "See the 'Note about fast-forwards' in 'git push --help' for details.");
 
 static const char message_advice_use_upstream[] =
@@ -242,15 +251,15 @@ static const char message_advice_use_upstream[] =
 
 static const char message_advice_checkout_pull_push[] =
        N_("Updates were rejected because a pushed branch tip is behind its remote\n"
-          "counterpart. Check out this branch and merge the remote changes\n"
-          "(e.g. 'git pull') before pushing again.\n"
+          "counterpart. Check out this branch and integrate the remote changes\n"
+          "(e.g. 'git pull ...') before pushing again.\n"
           "See the 'Note about fast-forwards' in 'git push --help' for details.");
 
 static const char message_advice_ref_fetch_first[] =
        N_("Updates were rejected because the remote contains work that you do\n"
           "not have locally. This is usually caused by another repository pushing\n"
-          "to the same ref. You may want to first merge the remote changes (e.g.,\n"
-          "'git pull') before pushing again.\n"
+          "to the same ref. You may want to first integrate the remote changes\n"
+          "(e.g., 'git pull ...') before pushing again.\n"
           "See the 'Note about fast-forwards' in 'git push --help' for details.");
 
 static const char message_advice_ref_already_exists[] =
@@ -313,8 +322,14 @@ static int push_with_options(struct transport *transport, int flags)
        if (receivepack)
                transport_set_option(transport,
                                     TRANS_OPT_RECEIVEPACK, receivepack);
-       if (thin)
-               transport_set_option(transport, TRANS_OPT_THIN, "yes");
+       transport_set_option(transport, TRANS_OPT_THIN, thin ? "yes" : NULL);
+
+       if (!is_empty_cas(&cas)) {
+               if (!transport->smart_options)
+                       die("underlying transport does not support --%s option",
+                           CAS_OPT_NAME);
+               transport->smart_options->cas = &cas;
+       }
 
        if (verbosity > 0)
                fprintf(stderr, _("Pushing to %s\n"), transport->url);
@@ -446,15 +461,19 @@ int cmd_push(int argc, const char **argv, const char *prefix)
                OPT_BIT( 0 , "all", &flags, N_("push all refs"), TRANSPORT_PUSH_ALL),
                OPT_BIT( 0 , "mirror", &flags, N_("mirror all refs"),
                            (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE)),
-               OPT_BOOLEAN( 0, "delete", &deleterefs, N_("delete refs")),
-               OPT_BOOLEAN( 0 , "tags", &tags, N_("push tags (can't be used with --all or --mirror)")),
+               OPT_BOOL( 0, "delete", &deleterefs, N_("delete refs")),
+               OPT_BOOL( 0 , "tags", &tags, N_("push tags (can't be used with --all or --mirror)")),
                OPT_BIT('n' , "dry-run", &flags, N_("dry run"), TRANSPORT_PUSH_DRY_RUN),
                OPT_BIT( 0,  "porcelain", &flags, N_("machine-readable output"), TRANSPORT_PUSH_PORCELAIN),
                OPT_BIT('f', "force", &flags, N_("force updates"), TRANSPORT_PUSH_FORCE),
+               { OPTION_CALLBACK,
+                 0, CAS_OPT_NAME, &cas, N_("refname>:<expect"),
+                 N_("require old value of ref to be at this value"),
+                 PARSE_OPT_OPTARG, parseopt_push_cas_option },
                { OPTION_CALLBACK, 0, "recurse-submodules", &flags, N_("check"),
                        N_("control recursive pushing of submodules"),
                        PARSE_OPT_OPTARG, option_parse_recurse_submodules },
-               OPT_BOOLEAN( 0 , "thin", &thin, N_("use thin pack")),
+               OPT_BOOL( 0 , "thin", &thin, N_("use thin pack")),
                OPT_STRING( 0 , "receive-pack", &receivepack, "receive-pack", N_("receive pack program")),
                OPT_STRING( 0 , "exec", &receivepack, "receive-pack", N_("receive pack program")),
                OPT_BIT('u', "set-upstream", &flags, N_("set upstream for git pull/status"),