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Diffstat (limited to 'libbb')
-rw-r--r--libbb/lineedit.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/libbb/lineedit.c b/libbb/lineedit.c
index 93ab864..1313dd5 100644
--- a/libbb/lineedit.c
+++ b/libbb/lineedit.c
@@ -1254,7 +1254,7 @@ line_input_t* FAST_FUNC new_line_input_t(int flags)
#if MAX_HISTORY > 0
-unsigned size_from_HISTFILESIZE(const char *hp)
+unsigned FAST_FUNC size_from_HISTFILESIZE(const char *hp)
{
int size = MAX_HISTORY;
if (hp) {
@@ -1309,6 +1309,17 @@ static int get_next_history(void)
return 0;
}
+/* Lists command history. Used by shell 'history' builtins */
+void FAST_FUNC show_history(const line_input_t *st)
+{
+ int i;
+
+ if (!st)
+ return;
+ for (i = 0; i < st->cnt_history; i++)
+ printf("%4d %s\n", i, st->history[i]);
+}
+
# if ENABLE_FEATURE_EDITING_SAVEHISTORY
/* We try to ensure that concurrent additions to the history
* do not overwrite each other.
@@ -2749,8 +2760,9 @@ int FAST_FUNC read_line_input(line_input_t *st, const char *prompt, char *comman
free(command_ps);
#endif
- if (command_len > 0)
+ if (command_len > 0) {
remember_in_history(command);
+ }
if (break_out > 0) {
command[command_len++] = '\n';