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Use a malloc'd buffer for lsk since commands can be very long, from Gregory Pakosz.

pull/2001/head
Nicholas Marriott 2019-11-27 20:48:30 +00:00
parent 5afe7eb850
commit c942f11ba8
1 changed files with 28 additions and 7 deletions
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35
cmd-list-keys.c
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@ -61,8 +61,9 @@ cmd_list_keys_exec(struct cmd *self, struct cmdq_item *item)
struct key_table *table;
struct key_binding *bd;
const char *tablename, *r;
char *key, *cp, tmp[8192];
char *key, *cp, *tmp;
int repeat, width, tablewidth, keywidth;
size_t tmpsize, tmpused, cplen;
if (self->entry == &cmd_list_commands_entry)
return (cmd_list_keys_commands(self, item));
@ -101,6 +102,9 @@ cmd_list_keys_exec(struct cmd *self, struct cmdq_item *item)
table = key_bindings_next_table(table);
}
tmpsize = 256;
tmp = xmalloc(tmpsize);
table = key_bindings_first_table ();
while (table != NULL) {
if (tablename != NULL && strcmp(table->name, tablename) != 0) {
@ -117,20 +121,35 @@ cmd_list_keys_exec(struct cmd *self, struct cmdq_item *item)
r = "-r ";
else
r = " ";
xsnprintf(tmp, sizeof tmp, "%s-T ", r);
tmpused = xsnprintf(tmp, tmpsize, "%s-T ", r);
cp = utf8_padcstr(table->name, tablewidth);
strlcat(tmp, cp, sizeof tmp);
strlcat(tmp, " ", sizeof tmp);
cplen = strlen(cp) + 1;
while (tmpused + cplen + 1 >= tmpsize) {
tmpsize *= 2;
tmp = xrealloc(tmp, tmpsize);
}
tmpused = strlcat(tmp, cp, tmpsize);
tmpused = strlcat(tmp, " ", tmpsize);
free(cp);
cp = utf8_padcstr(key, keywidth);
strlcat(tmp, cp, sizeof tmp);
strlcat(tmp, " ", sizeof tmp);
cplen = strlen(cp) + 1;
while (tmpused + cplen + 1 >= tmpsize) {
tmpsize *= 2;
tmp = xrealloc(tmp, tmpsize);
}
tmpused = strlcat(tmp, cp, tmpsize);
tmpused = strlcat(tmp, " ", tmpsize);
free(cp);
cp = cmd_list_print(bd->cmdlist, 1);
strlcat(tmp, cp, sizeof tmp);
cplen = strlen(cp);
while (tmpused + cplen + 1 >= tmpsize) {
tmpsize *= 2;
tmp = xrealloc(tmp, tmpsize);
}
strlcat(tmp, cp, tmpsize);
free(cp);
cmdq_print(item, "bind-key %s", tmp);
@ -141,6 +160,8 @@ cmd_list_keys_exec(struct cmd *self, struct cmdq_item *item)
table = key_bindings_next_table(table);
}
free(tmp);
return (CMD_RETURN_NORMAL);
}