EOF by 2 ^D on a TTY

Terminate the input from a TTY by 2 ^D at the middle of line, like
as many programs, `cat`, `perl` and so on, do.  By the first ^D,
the line will be sent without a newline, and then EOF will be send
by the next ^D.

1 files changed, 4 insertions, 0 deletions

diff --git a/parse.y b/parse.y
index 311bbba80b..a35b526ab3 100644
--- a/parse.y
+++ b/parse.y
@@ -6015,6 +6015,10 @@ nextline(struct parser_params *p)
 	if (p->eofp)
 	    return -1;
 
+	if (p->lex.pend > p->lex.pbeg && *(p->lex.pend-1) != '\n') {
+	    goto end_of_input;
+	}
+
 	if (!p->lex.input || NIL_P(v = lex_getline(p))) {
 	  end_of_input:
 	    p->eofp = 1;