awk: unbreak "cmd" | getline

function                                             old     new   delta
evaluate                                            3337    3343      +6

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

2 files changed, 7 insertions, 1 deletions

diff --git a/editors/awk.c b/editors/awk.c
index e765d3fcf..6c60a0615 100644
--- a/editors/awk.c
+++ b/editors/awk.c
@@ -3156,7 +3156,8 @@ static var *evaluate(node *op, var *res)
                         if (op1) {
                                 rsm = newfile(L.s);
                                 if (!rsm->F) {
-                                        if (opinfo == TI_PGETLINE) {
+                                        /* NB: can't use "opinfo == TI_PGETLINE", would break "cmd" | getline */
+                                        if ((opinfo & OPCLSMASK) == OC_PGETLINE) {
                                                 rsm->F = popen(L.s, "r");
                                                 rsm->is_pipe = TRUE;
                                         } else {
diff --git a/testsuite/awk.tests b/testsuite/awk.tests
index 6b23b91cb..242c897d1 100755
--- a/testsuite/awk.tests
+++ b/testsuite/awk.tests
@@ -455,4 +455,9 @@ testing "awk print + redirect" \
         "STDERR %s\n" \
         '' ''
 
+testing "awk \"cmd\" | getline" \
+        "awk 'BEGIN { \"echo HELLO\" | getline; print }'" \
+        "HELLO\n" \
+        '' ''
+
 exit $FAILCOUNT