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-rw-r--r--src/basic/terminal-util.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/src/basic/terminal-util.c b/src/basic/terminal-util.c
index 4b04ccc246..9a8ef825c5 100644
--- a/src/basic/terminal-util.c
+++ b/src/basic/terminal-util.c
@@ -144,12 +144,14 @@ int read_one_char(FILE *f, char *ret, usec_t t, bool *need_nl) {
return 0;
}
-int ask_char(char *ret, const char *replies, const char *text, ...) {
+#define DEFAULT_ASK_REFRESH_USEC (2*USEC_PER_SEC)
+
+int ask_char(char *ret, const char *replies, const char *fmt, ...) {
int r;
assert(ret);
assert(replies);
- assert(text);
+ assert(fmt);
for (;;) {
va_list ap;
@@ -159,8 +161,10 @@ int ask_char(char *ret, const char *replies, const char *text, ...) {
if (colors_enabled())
fputs(ANSI_HIGHLIGHT, stdout);
- va_start(ap, text);
- vprintf(text, ap);
+ putchar('\r');
+
+ va_start(ap, fmt);
+ vprintf(fmt, ap);
va_end(ap);
if (colors_enabled())
@@ -168,9 +172,12 @@ int ask_char(char *ret, const char *replies, const char *text, ...) {
fflush(stdout);
- r = read_one_char(stdin, &c, USEC_INFINITY, &need_nl);
+ r = read_one_char(stdin, &c, DEFAULT_ASK_REFRESH_USEC, &need_nl);
if (r < 0) {
+ if (r == -ETIMEDOUT)
+ continue;
+
if (r == -EBADMSG) {
puts("Bad input, please try again.");
continue;