diff options
Diffstat (limited to 'pathexp.c')
| -rw-r--r-- | pathexp.c | 31 |
1 files changed, 30 insertions, 1 deletions
@@ -1,6 +1,6 @@ /* pathexp.c -- The shell interface to the globbing library. */ -/* Copyright (C) 1995-2002 Free Software Foundation, Inc. +/* Copyright (C) 1995-2007 Free Software Foundation, Inc. This file is part of GNU Bash, the Bourne Again SHell. @@ -110,6 +110,33 @@ unquoted_glob_pattern_p (string) return (0); } +/* Return 1 if C is a character that is `special' in a POSIX ERE and needs to + be quoted to match itself. */ +static inline int +ere_char (c) + int c; +{ + switch (c) + { + case '.': + case '[': + case '\\': + case '(': + case ')': + case '*': + case '+': + case '?': + case '{': + case '|': + case '^': + case '$': + return 1; + default: + return 0; + } + return (0); +} + /* PATHNAME can contain characters prefixed by CTLESC; this indicates that the character is to be quoted. We quote it here in the style that the glob library recognizes. If flags includes QGLOB_CVTNULL, @@ -142,6 +169,8 @@ quote_string_for_globbing (pathname, qflags) { if ((qflags & QGLOB_FILENAME) && pathname[i+1] == '/') continue; + if ((qflags & QGLOB_REGEXP) && ere_char (pathname[i+1]) == 0) + continue; temp[j++] = '\\'; i++; if (pathname[i] == '\0') |