toke.c:S_scan_heredoc: put the croaking code in one spot

diff --git a/toke.c b/toke.c
index 7d7fb88..02f226a 100644 (file)
--- a/toke.c
+++ b/toke.c
@@ -9673,10 +9673,7 @@ S_scan_heredoc(pTHX_ register char *s)
                ++shared->herelines;
        }
        if (s >= bufend) {
-           SvREFCNT_dec(herewas);
-           SvREFCNT_dec(tmpstr);
-           CopLINE_set(PL_curcop, (line_t)PL_multi_start-1);
-           missingterm(PL_tokenbuf + 1);
+           goto interminable;
        }
        sv_setpvn(tmpstr,d+1,s-d);
        s += len - 1;
@@ -9713,10 +9710,7 @@ S_scan_heredoc(pTHX_ register char *s)
                ++shared->herelines;
        }
        if (s >= PL_bufend) {
-           SvREFCNT_dec(herewas);
-           SvREFCNT_dec(tmpstr);
-           CopLINE_set(PL_curcop, (line_t)PL_multi_start-1);
-           missingterm(PL_tokenbuf + 1);
+           goto interminable;
        }
        sv_setpvn(tmpstr,d+1,s-d);
 #ifdef PERL_MAD
@@ -9782,11 +9776,8 @@ S_scan_heredoc(pTHX_ register char *s)
                    PL_multi_start + shared->herelines);
        if (!lex_next_chunk(LEX_NO_TERM)
         && (!SvCUR(tmpstr) || SvEND(tmpstr)[-1] != '\n')) {
-           SvREFCNT_dec(herewas);
-           SvREFCNT_dec(tmpstr);
            SvREFCNT_dec(linestr_save);
-           CopLINE_set(PL_curcop, (line_t)PL_multi_start - 1);
-           missingterm(PL_tokenbuf + 1);
+           goto interminable;
        }
        CopLINE_set(PL_curcop, (line_t)PL_multi_start - 1);
        if (!SvCUR(PL_linestr) || PL_bufend[-1] != '\n') {
@@ -9844,6 +9835,12 @@ retval:
     PL_lex_stuff = tmpstr;
     pl_yylval.ival = op_type;
     return s;
+
+  interminable:
+    SvREFCNT_dec(herewas);
+    SvREFCNT_dec(tmpstr);
+    CopLINE_set(PL_curcop, (line_t)PL_multi_start - 1);
+    missingterm(PL_tokenbuf + 1);
 }
 
 /* scan_inputsymbol