[hackers] [sbase] [PATCH 2/3] find: Fix flushing input buffer with -ok

[Wolfgang Corcoran-Mathe]

The original flush-stdin loop (with fgets()) hung until the user
entered some extraneous characters for it to kill.

emg's FIXME about nulls still applies.
---
 find.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/find.c b/find.c
index a870a90..3871105 100644
--- a/find.c
+++ b/find.c
@@ -408,16 +408,16 @@ pri_ok(struct arg *arg)
 {
        int status, reply;
        pid_t pid;
-       char ***brace, buf[256];
+       char ***brace, c;
        struct okarg *o = arg->extra.p;
 
        fprintf(stderr, "%s: %s ?", *o->argv, arg->path);
        reply = fgetc(stdin);
 
        /* throw away rest of line */
-       while (fgets(buf, sizeof(buf), stdin) && *buf && buf[strlen(buf) - 1] 
== '\n')
+       while ((c = fgetc(stdin)) != '\n' && c != EOF)
                /* FIXME: what if the first character of the rest of the line 
is a null
-                * byte? probably shouldn't juse fgets() */
+                * byte? */
                ;
 
        if (feof(stdin)) /* FIXME: ferror()? */
-- 
2.3.5