diff options
| author | Todd C. Miller <millert@cvs.openbsd.org> | 2001-01-05 18:26:24 +0000 |
|---|---|---|
| committer | Todd C. Miller <millert@cvs.openbsd.org> | 2001-01-05 18:26:24 +0000 |
| commit | cad70aa8372e8d3ed3f8e63172382664bcbf3046 (patch) | |
| tree | 0c8be7f0fb07349f4e60b91f5950c73e8054a021 /usr.bin | |
| parent | 1d5d1c924047fe9416f187175aacd6da048933de (diff) | |
Restore errno in yy_init_buffer() since it may get trounced by the
call to isatty(). Fixes PR #1606.
Diffstat (limited to 'usr.bin')
| -rw-r--r-- | usr.bin/lex/flex.skl | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/usr.bin/lex/flex.skl b/usr.bin/lex/flex.skl index afcfd0847b6..126db4f55ee 100644 --- a/usr.bin/lex/flex.skl +++ b/usr.bin/lex/flex.skl @@ -1,9 +1,9 @@ -/* $OpenBSD: flex.skl,v 1.5 1997/07/25 21:05:28 mickey Exp $ */ +/* $OpenBSD: flex.skl,v 1.6 2001/01/05 18:26:23 millert Exp $ */ /* A lexical scanner generated by flex */ /* Scanner skeleton version: - * $Header: /cvs/OpenBSD/src/usr.bin/lex/flex.skl,v 1.5 1997/07/25 21:05:28 mickey Exp $ + * $Header: /cvs/OpenBSD/src/usr.bin/lex/flex.skl,v 1.6 2001/01/05 18:26:23 millert Exp $ */ #define FLEX_SCANNER @@ -12,6 +12,7 @@ %- #include <stdio.h> +#include <errno.h> %* @@ -1199,6 +1200,8 @@ void yyFlexLexer::yy_init_buffer( YY_BUFFER_STATE b, istream* file ) %* { + int oerrno = errno; + yy_flush_buffer( b ); b->yy_input_file = file; @@ -1217,6 +1220,7 @@ void yyFlexLexer::yy_init_buffer( YY_BUFFER_STATE b, istream* file ) %+ b->yy_is_interactive = 0; %* + errno = oerrno; } |