diff options
| author | Otto Moerbeek <otto@cvs.openbsd.org> | 2005-09-11 18:02:28 +0000 |
|---|---|---|
| committer | Otto Moerbeek <otto@cvs.openbsd.org> | 2005-09-11 18:02:28 +0000 |
| commit | 5f2b641bd1b241c22edb6c493f472a4bb446a463 (patch) | |
| tree | 43e370dd483fdcff55615b0a3d92782d75181f12 /bin/ksh/lex.c | |
| parent | 17f93f987c477cb6765780b9c59e7b41af5740f1 (diff) | |
Fix " handling in here documents. POSIX says they are not special, so
cat << EOF
\"
EOF
should print \"
Fixes PR 4472; testing jmc@ and Adam Montague. ok millert@
Diffstat (limited to 'bin/ksh/lex.c')
| -rw-r--r-- | bin/ksh/lex.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/bin/ksh/lex.c b/bin/ksh/lex.c index b06c590dd1f..5a5345a1903 100644 --- a/bin/ksh/lex.c +++ b/bin/ksh/lex.c @@ -1,4 +1,4 @@ -/* $OpenBSD: lex.c,v 1.36 2005/03/30 17:16:37 deraadt Exp $ */ +/* $OpenBSD: lex.c,v 1.37 2005/09/11 18:02:27 otto Exp $ */ /* * lexical analysis and source input @@ -289,10 +289,16 @@ yylex(int cf) case '\\': c = getsc(); switch (c) { - case '"': case '\\': + case '\\': case '$': case '`': *wp++ = QCHAR, *wp++ = c; break; + case '"': + if ((cf & HEREDOC) == 0) { + *wp++ = QCHAR, *wp++ = c; + break; + } + /* FALLTROUGH */ default: Xcheck(ws, wp); if (c) { /* trailing \ is lost */ |