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authorDenys Vlasenko2018-04-07 15:21:35 +0200
committerDenys Vlasenko2018-04-07 15:23:10 +0200
commitbae8fc4436f9aeb43ef0aaccd1c9b1b35b5a4617 (patch)
tree454dbb6414c851c9ce0d6fe478ca86cf5cf4fa1b /libbb/ask_confirmation.c
parent77cb6b99a436c20bb171e6cdad7b8b8b5ce3692c (diff)
downloadbusybox-bae8fc4436f9aeb43ef0aaccd1c9b1b35b5a4617.zip
busybox-bae8fc4436f9aeb43ef0aaccd1c9b1b35b5a4617.tar.gz
xargs: use bb_ask_y_confirmation_FILE() instead of homegrown copy
function old new delta bb_ask_y_confirmation_FILE - 83 +83 inetd_main 2033 2043 +10 udhcp_send_kernel_packet 295 301 +6 rmescapes 306 310 +4 send_tree 353 355 +2 i2cdetect_main 674 672 -2 confirm_or_abort 43 38 -5 get_terminal_width_height 242 234 -8 bb_ask_y_confirmation 76 10 -66 xargs_main 823 755 -68 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 4/5 up/down: 105/-149) Total: -44 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb/ask_confirmation.c')
-rw-r--r--libbb/ask_confirmation.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/libbb/ask_confirmation.c b/libbb/ask_confirmation.c
index ccd983c..e4814e2 100644
--- a/libbb/ask_confirmation.c
+++ b/libbb/ask_confirmation.c
@@ -8,15 +8,16 @@
*/
#include "libbb.h"
-/* Read a line from stdin. If the first non-whitespace char is 'y' or 'Y',
+/* Read a line from fp. If the first non-whitespace char is 'y' or 'Y',
* return 1. Otherwise return 0.
*/
-int FAST_FUNC bb_ask_y_confirmation(void)
+int FAST_FUNC bb_ask_y_confirmation_FILE(FILE *fp)
{
char first = 0;
int c;
- while (((c = getchar()) != EOF) && (c != '\n')) {
+ fflush_all();
+ while (((c = fgetc(fp)) != EOF) && (c != '\n')) {
if (first == 0 && !isblank(c)) {
first = c|0x20;
}
@@ -24,3 +25,8 @@ int FAST_FUNC bb_ask_y_confirmation(void)
return first == 'y';
}
+
+int FAST_FUNC bb_ask_y_confirmation(void)
+{
+ return bb_ask_y_confirmation_FILE(stdin);
+}