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-rw-r--r--advice.c90
1 files changed, 87 insertions, 3 deletions
diff --git a/advice.c b/advice.c
index ae4b1e81df..575bec20b3 100644
--- a/advice.c
+++ b/advice.c
@@ -1,21 +1,72 @@
#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_matching = 1;
+int advice_push_already_exists = 1;
+int advice_push_fetch_first = 1;
+int advice_push_needs_force = 1;
int advice_status_hints = 1;
+int advice_status_u_option = 1;
+int advice_commit_before_merge = 1;
+int advice_resolve_conflict = 1;
+int advice_implicit_identity = 1;
+int advice_detached_head = 1;
+int advice_set_upstream_failure = 1;
+int advice_object_name_warning = 1;
+int advice_rm_hints = 1;
static struct {
const char *name;
int *preference;
} advice_config[] = {
- { "pushnonfastforward", &advice_push_nonfastforward },
+ { "pushupdaterejected", &advice_push_update_rejected },
+ { "pushnonffcurrent", &advice_push_non_ff_current },
+ { "pushnonffmatching", &advice_push_non_ff_matching },
+ { "pushalreadyexists", &advice_push_already_exists },
+ { "pushfetchfirst", &advice_push_fetch_first },
+ { "pushneedsforce", &advice_push_needs_force },
{ "statushints", &advice_status_hints },
+ { "statusuoption", &advice_status_u_option },
+ { "commitbeforemerge", &advice_commit_before_merge },
+ { "resolveconflict", &advice_resolve_conflict },
+ { "implicitidentity", &advice_implicit_identity },
+ { "detachedhead", &advice_detached_head },
+ { "setupstreamfailure", &advice_set_upstream_failure },
+ { "objectnamewarning", &advice_object_name_warning },
+ { "rmhints", &advice_rm_hints },
+
+ /* make this an alias for backward compatibility */
+ { "pushnonfastforward", &advice_push_update_rejected }
};
+void advise(const char *advice, ...)
+{
+ struct strbuf buf = STRBUF_INIT;
+ va_list params;
+ const char *cp, *np;
+
+ va_start(params, advice);
+ strbuf_vaddf(&buf, advice, params);
+ va_end(params);
+
+ for (cp = buf.buf; *cp; cp = np) {
+ np = strchrnul(cp, '\n');
+ fprintf(stderr, _("hint: %.*s\n"), (int)(np - cp), cp);
+ if (*np)
+ np++;
+ }
+ strbuf_release(&buf);
+}
+
int git_default_advice_config(const char *var, const char *value)
{
- const char *k = skip_prefix(var, "advice.");
+ const char *k;
int i;
+ if (!skip_prefix(var, "advice.", &k))
+ return 0;
+
for (i = 0; i < ARRAY_SIZE(advice_config); i++) {
if (strcmp(k, advice_config[i].name))
continue;
@@ -25,3 +76,36 @@ int git_default_advice_config(const char *var, const char *value)
return 0;
}
+
+int error_resolve_conflict(const char *me)
+{
+ error("%s is not possible because you have unmerged files.", me);
+ if (advice_resolve_conflict)
+ /*
+ * Message used both when 'git commit' fails and when
+ * other commands doing a merge do.
+ */
+ advise(_("Fix them up in the work tree, and then use 'git add/rm <file>'\n"
+ "as appropriate to mark resolution and make a commit."));
+ return -1;
+}
+
+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);
+}