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push: create new get_upstream_ref() helper 

This code is duplicated among multiple functions.

No functional changes.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Felipe Contreras 2021-05-31 14:51:12 -05:00 committed by Junio C Hamano
parent 90cfb2666b
commit 533e0325ab
1 changed files with 18 additions and 18 deletions
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36
builtin/push.c
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@ -185,29 +185,37 @@ static const char message_detached_head_die[] =
"\n"
" git push %s HEAD:<name-of-remote-branch>\n");
static void setup_push_upstream(struct remote *remote, struct branch *branch,
int same_remote)
static const char *get_upstream_ref(struct branch *branch, const char *remote_name)
{
if (!branch)
die(_(message_detached_head_die), remote->name);
if (!branch->merge_nr || !branch->merge || !branch->remote_name)
die(_("The current branch %s has no upstream branch.\n"
"To push the current branch and set the remote as upstream, use\n"
"\n"
" git push --set-upstream %s %s\n"),
branch->name,
remote->name,
remote_name,
branch->name);
if (branch->merge_nr != 1)
die(_("The current branch %s has multiple upstream branches, "
"refusing to push."), branch->name);
return branch->merge[0]->src;
}
static void setup_push_upstream(struct remote *remote, struct branch *branch,
int same_remote)
{
const char *upstream_ref;
if (!branch)
die(_(message_detached_head_die), remote->name);
upstream_ref = get_upstream_ref(branch, remote->name);
if (!same_remote)
die(_("You are pushing to remote '%s', which is not the upstream of\n"
"your current branch '%s', without telling me what to push\n"
"to update which remote branch."),
remote->name, branch->name);
refspec_appendf(&rs, "%s:%s", branch->refname, branch->merge[0]->src);
refspec_appendf(&rs, "%s:%s", branch->refname, upstream_ref);
}
static void setup_push_current(struct remote *remote, struct branch *branch)
@ -223,20 +231,12 @@ static void setup_push_simple(struct remote *remote, struct branch *branch, int
die(_(message_detached_head_die), remote->name);
if (same_remote) {
if (!branch->merge_nr || !branch->merge || !branch->remote_name)
die(_("The current branch %s has no upstream branch.\n"
"To push the current branch and set the remote as upstream, use\n"
"\n"
" git push --set-upstream %s %s\n"),
branch->name,
remote->name,
branch->name);
if (branch->merge_nr != 1)
die(_("The current branch %s has multiple upstream branches, "
"refusing to push."), branch->name);
const char *upstream_ref;
upstream_ref = get_upstream_ref(branch, remote->name);
/* Additional safety */
if (strcmp(branch->refname, branch->merge[0]->src))
if (strcmp(branch->refname, upstream_ref))
die_push_simple(branch, remote);
}
refspec_appendf(&rs, "%s:%s", branch->refname, branch->refname);