upload-pack: share more code

diff --git a/advice.c b/advice.c
index 961a4f5e4156dbf675f039f93eb369bb6b0cfa7a..d2879272802cb3477dd6b47a78098ffdc26dcb37 100644 (file)
--- a/advice.c
+++ b/advice.c
@@ -1,6 +1,10 @@
 #include "cache.h"
 
-int advice_push_nonfastforward = 1;
+int advice_push_update_rejected = 1;
+int advice_push_non_ff_current = 1;
+int advice_push_non_ff_default = 1;
+int advice_push_non_ff_matching = 1;
+int advice_push_already_exists = 1;
 int advice_status_hints = 1;
 int advice_commit_before_merge = 1;
 int advice_resolve_conflict = 1;
@@ -11,12 +15,19 @@ static struct {
        const char *name;
        int *preference;
 } advice_config[] = {
-       { "pushnonfastforward", &advice_push_nonfastforward },
+       { "pushupdaterejected", &advice_push_update_rejected },
+       { "pushnonffcurrent", &advice_push_non_ff_current },
+       { "pushnonffdefault", &advice_push_non_ff_default },
+       { "pushnonffmatching", &advice_push_non_ff_matching },
+       { "pushalreadyexists", &advice_push_already_exists },
        { "statushints", &advice_status_hints },
        { "commitbeforemerge", &advice_commit_before_merge },
        { "resolveconflict", &advice_resolve_conflict },
        { "implicitidentity", &advice_implicit_identity },
        { "detachedhead", &advice_detached_head },
+
+       /* make this an alias for backward compatibility */
+       { "pushnonfastforward", &advice_push_update_rejected }
 };
 
 void advise(const char *advice, ...)
@@ -73,3 +84,17 @@ void NORETURN die_resolve_conflict(const char *me)
        error_resolve_conflict(me);
        die("Exiting because of an unresolved conflict.");
 }
+
+void detach_advice(const char *new_name)
+{
+       const char fmt[] =
+       "Note: checking out '%s'.\n\n"
+       "You are in 'detached HEAD' state. You can look around, make experimental\n"
+       "changes and commit them, and you can discard any commits you make in this\n"
+       "state without impacting any branches by performing another checkout.\n\n"
+       "If you want to create a new branch to retain commits you create, you may\n"
+       "do so (now or later) by using -b with the checkout command again. Example:\n\n"
+       "  git checkout -b new_branch_name\n\n";
+
+       fprintf(stderr, fmt, new_name);
+}