diff options
Diffstat (limited to 'shell/ash.c')
| -rw-r--r-- | shell/ash.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/shell/ash.c b/shell/ash.c index 9b1f579..946e872 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -5939,12 +5939,17 @@ rmescapes(char *str, int flag) * (for example, glibc <= 2.22). * * Lets add "\" only on the chars which need it. + * Testcases for less obvious chars are shown. */ if (*p == '*' || *p == '?' || *p == '[' - /* || *p == ']' maybe also this? */ - || *p == '\\' + || *p == '\\' /* case '\' in \\ ) echo ok;; *) echo WRONG;; esac */ + || *p == ']' /* case ']' in [a\]] ) echo ok;; *) echo WRONG;; esac */ + || *p == '-' /* case '-' in [a\-c]) echo ok;; *) echo WRONG;; esac */ + || *p == '!' /* case '!' in [\!] ) echo ok;; *) echo WRONG;; esac */ + /* Some libc support [^negate], that's why "^" also needs love */ + || *p == '^' /* case '^' in [\^] ) echo ok;; *) echo WRONG;; esac */ ) { *q++ = '\\'; } |