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authorDenys Vlasenko <vda.linux@googlemail.com>2009-10-27 08:49:04 (GMT)
committer Denys Vlasenko <vda.linux@googlemail.com>2009-10-27 08:49:04 (GMT)
commit52b971f516efc3acb8c69536c3b7be7b7c3bf1c0 (patch)
treed7ada98f78a74d560a96d1c5d0e0e8f903f8c666
parentb204e6b61a10794d664427a3c1dd5f012ebbbe65 (diff)
downloadbusybox-52b971f516efc3acb8c69536c3b7be7b7c3bf1c0.tar.gz
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libbb/ask_confirmation.c: shrink
function old new delta bb_ask_confirmation 95 76 -19 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--libbb/ask_confirmation.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/libbb/ask_confirmation.c b/libbb/ask_confirmation.c
index 9dfbd15..e0e9419 100644
--- a/libbb/ask_confirmation.c
+++ b/libbb/ask_confirmation.c
@@ -10,23 +10,18 @@
/* Read a line from stdin. If the first non-whitespace char is 'y' or 'Y',
* return 1. Otherwise return 0.
*/
-
#include "libbb.h"
int FAST_FUNC bb_ask_confirmation(void)
{
- int retval = 0;
- int first = 1;
+ char first = 0;
int c;
while (((c = getchar()) != EOF) && (c != '\n')) {
- if (first && !isspace(c)) {
- --first;
- if ((c == 'y') || (c == 'Y')) {
- ++retval;
- }
+ if (first == 0 && !isblank(c)) {
+ first = c|0x20;
}
}
- return retval;
+ return first == 'y';
}