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| author | Brian Foley | 2019-01-06 18:32:59 -0800 |
|---|---|---|
| committer | Denys Vlasenko | 2019-01-21 12:59:19 +0100 |
| commit | 1c42c18e9601ee1416d61663f5a91874954c524d (patch) | |
| tree | 3ee100f9d73c739daa1effca974666a52d81c271 /testsuite | |
| parent | 08a514c097f1451678940a3178a9565b9d65a193 (diff) | |
| download | busybox-1c42c18e9601ee1416d61663f5a91874954c524d.zip busybox-1c42c18e9601ee1416d61663f5a91874954c524d.tar.gz | |
awk: Fix overly permissive func arg list parsing
It allows things like 'func f(a b)' and 'func f(a,)' which GNU awk forbids.
function old new delta
parse_program 327 367 +40
chain_expr 40 67 +27
parse_expr 891 915 +24
EMSG_TOO_FEW_ARGS 30 18 -12
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/1 up/down: 91/-12) Total: 79 bytes
Signed-off-by: Brian Foley <bpfoley@google.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'testsuite')
| -rwxr-xr-x | testsuite/awk.tests | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/testsuite/awk.tests b/testsuite/awk.tests index 03fedf7..0db6a26 100755 --- a/testsuite/awk.tests +++ b/testsuite/awk.tests @@ -280,6 +280,18 @@ testing "awk 'delete a[v--]' evaluates v-- once" \ " \ "" "" +testing "awk func arg parsing 1" \ + "awk 'func f(,) { }' 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" + +testing "awk func arg parsing 2" \ + "awk 'func f(a,,b) { }' 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" + +testing "awk func arg parsing 3" \ + "awk 'func f(a,) { }' 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" + +testing "awk func arg parsing 4" \ + "awk 'func f(a b) { }' 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" + testing "awk handles empty ()" \ "awk 'BEGIN {print()}' 2>&1" "awk: cmd. line:1: Empty sequence\n" "" "" |