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Instead of forbidding invalid session names, sanitize them like window

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names.
This commit is contained in:
nicm
2020-05-16 14:49:50 +00:00
parent 7dbe623156
commit 428137d876
3 changed files with 32 additions and 34 deletions
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35
cmd-new-session.c
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@@ -70,13 +70,14 @@ cmd_new_session_exec(struct cmd *self, struct cmdq_item *item)
struct cmd_find_state *current = cmdq_get_current(item);
struct cmd_find_state *target = cmdq_get_target(item);
struct client *c = cmdq_get_client(item);
struct session *s, *as, *groupwith;
struct session *s, *as, *groupwith = NULL;
struct environ *env;
struct options *oo;
struct termios tio, *tiop;
struct session_group *sg;
const char *errstr, *template, *group, *prefix, *tmp;
struct session_group *sg = NULL;
const char *errstr, *template, *group, *tmp;
char *cause, *cwd = NULL, *cp, *newname = NULL;
char *name, *prefix = NULL;
int detached, already_attached, is_control = 0;
u_int sx, sy, dsx, dsy;
struct spawn_context sc;
@@ -98,11 +99,9 @@ cmd_new_session_exec(struct cmd *self, struct cmdq_item *item)
tmp = args_get(args, 's');
if (tmp != NULL) {
newname = format_single(item, tmp, c, NULL, NULL, NULL);
if (!session_check_name(newname)) {
cmdq_error(item, "bad session name: %s", newname);
goto fail;
}
name = format_single(item, tmp, c, NULL, NULL, NULL);
newname = session_check_name(name);
free(name);
}
if (args_has(args, 'A')) {
if (newname != NULL)
@@ -126,24 +125,16 @@ cmd_new_session_exec(struct cmd *self, struct cmdq_item *item)
group = args_get(args, 't');
if (group != NULL) {
groupwith = target->s;
if (groupwith == NULL) {
if (!session_check_name(group)) {
cmdq_error(item, "bad group name: %s", group);
goto fail;
}
if (groupwith == NULL)
sg = session_group_find(group);
} else
else
sg = session_group_contains(groupwith);
if (sg != NULL)
prefix = sg->name;
prefix = xstrdup(sg->name);
else if (groupwith != NULL)
prefix = groupwith->name;
prefix = xstrdup(groupwith->name);
else
prefix = group;
} else {
groupwith = NULL;
sg = NULL;
prefix = NULL;
prefix = session_check_name(group);
}
/* Set -d if no client. */
@@ -353,10 +344,12 @@ cmd_new_session_exec(struct cmd *self, struct cmdq_item *item)
free(cwd);
free(newname);
free(prefix);
return (CMD_RETURN_NORMAL);
fail:
free(cwd);
free(newname);
free(prefix);
return (CMD_RETURN_ERROR);
}