diff options
| -rw-r--r-- | src/stdbuf.c | 2 | ||||
| -rwxr-xr-x | tests/misc/stdbuf | 1 |
2 files changed, 2 insertions, 1 deletions
diff --git a/src/stdbuf.c b/src/stdbuf.c index 89f2242de..5da934191 100644 --- a/src/stdbuf.c +++ b/src/stdbuf.c @@ -319,7 +319,7 @@ main (int argc, char **argv) case 'i': case 'o': opt_fileno = optc_to_fileno (c); - assert (0 < opt_fileno && opt_fileno <= ARRAY_CARDINALITY (stdbuf)); + assert (0 <= opt_fileno && opt_fileno < ARRAY_CARDINALITY (stdbuf)); stdbuf[opt_fileno].optc = c; while (c_isspace (*optarg)) optarg++; diff --git a/tests/misc/stdbuf b/tests/misc/stdbuf index 6f79e771f..30aa5898e 100755 --- a/tests/misc/stdbuf +++ b/tests/misc/stdbuf @@ -41,6 +41,7 @@ stdbuf -oL true || fail=1 # verify line buffered syntax stdbuf -ol true && fail=1 # Capital 'L' required stdbuf -o$SIZE_OFLOW true && fail=1 # size too large stdbuf -iL true && fail=1 # line buffering stdin disallowed +stdbuf -i0 -o0 -e0 true || fail=1 #check all files # Ensure line buffering stdout takes effect printf '1\n' > exp |