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| author | Jonathan Clairembault <jonathan@clairembault.fr> | 2012-11-27 11:09:04 +0100 |
|---|---|---|
| committer | Jonathan Clairembault <jonathan@clairembault.fr> | 2012-11-27 11:09:04 +0100 |
| commit | a03f3e120c96ed58e6913dae3d21bdea59390c2b (patch) | |
| tree | 42b9b8513fa710aaf899089e4084d7f8172cd84d | |
| parent | 11ca9293c62041d5d0a4c44de21ba786524bfac3 (diff) | |
| download | toybox-a03f3e120c96ed58e6913dae3d21bdea59390c2b.tar.gz | |
login: Avoid gcc to drop exit condition because of "always false condition".
| -rw-r--r-- | toys/other/login.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/toys/other/login.c b/toys/other/login.c index 72d7063e..54190d0f 100644 --- a/toys/other/login.c +++ b/toys/other/login.c @@ -68,8 +68,9 @@ void read_user(char * buff, int size) fflush(stdout); do { - buff[0] = getchar(); - if (buff[0] == EOF) exit(EXIT_FAILURE); + int c = getchar(); + if (c == EOF) exit(EXIT_FAILURE); + buff[0] = c; } while (isblank(buff[0])); if (buff[0] != '\n') if(!fgets(&buff[1], HOSTNAME_SIZE-1, stdin)) _exit(1); |