diff options
Diffstat (limited to 'shell')
| -rw-r--r-- | shell/hush.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/shell/hush.c b/shell/hush.c index 42f95ef..cdc3a86 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -9897,12 +9897,13 @@ Test that VAR is a valid variable name? return EXIT_FAILURE; } - if (optstring[0] == ':') { - opterr = 0; - } else { + c = 0; + if (optstring[0] != ':') { cp = get_local_var_value("OPTERR"); - opterr = cp ? atoi(cp) : 1; + /* 0 if "OPTERR=0", 1 otherwise */ + c = (!cp || NOT_LONE_CHAR(cp, '0')); } + opterr = c; cp = get_local_var_value("OPTIND"); optind = cp ? atoi(cp) : 0; optarg = NULL; |