diff options
| -rw-r--r-- | editors/awk.c | 3 | ||||
| -rwxr-xr-x | testsuite/awk.tests | 19 |
2 files changed, 21 insertions, 1 deletions
diff --git a/editors/awk.c b/editors/awk.c index 3224788..0b573a0 100644 --- a/editors/awk.c +++ b/editors/awk.c @@ -2661,7 +2661,8 @@ static var *evaluate(node *op, var *res) var *vbeg, *v; const char *sv_progname; - if (!op->r.f->body.first) + /* The body might be empty, still has to eval the args */ + if (!op->r.n->info) syntax_error(EMSG_UNDEF_FUNC); vbeg = v = nvalloc(op->r.f->nargs + 1); diff --git a/testsuite/awk.tests b/testsuite/awk.tests index f9c3b6b..dad49c3 100755 --- a/testsuite/awk.tests +++ b/testsuite/awk.tests @@ -25,6 +25,25 @@ testing "awk if string == " "awk 'BEGIN{if(\"a\"==\"ab\") print \"bar\"}'" "" # 4294967295 = 0xffffffff testing "awk bitwise op" "awk '{ print or(4294967295,1) }'" "4.29497e+09\n" "" "\n" + +# we were testing for a non-empty body when deciding if a function was +# defined or not. The testcase below caused: +# awk: cmd. line:8: Call to undefined function +prg=' +function empty_fun(count) { + # empty +} +END { + i=1 + print "L" i "\n" + empty_fun(i + i + ++i) + print "L" i "\n" +}' +testing "awk handles empty function f(arg){}" \ + "awk '$prg'" \ + "L1\n\nL2\n\n" \ + "" "" + optional DESKTOP testing "awk hex const 1" "awk '{ print or(0xffffffff,1) }'" "4.29497e+09\n" "" "\n" testing "awk hex const 2" "awk '{ print or(0x80000000,1) }'" "2.14748e+09\n" "" "\n" |