diff options
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/process_escape_sequence.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/libbb/process_escape_sequence.c b/libbb/process_escape_sequence.c index 6de2cac..11059d1 100644 --- a/libbb/process_escape_sequence.c +++ b/libbb/process_escape_sequence.c @@ -45,6 +45,9 @@ char FAST_FUNC bb_process_escape_sequence(const char **ptr) } #endif + /* bash requires leading 0 in octal escapes: + * \02 works, \2 does not (prints \ and 2). + * We treat \2 as a valid octal escape sequence. */ do { d = (unsigned char)(*q) - '0'; #ifdef WANT_HEX_ESCAPES @@ -80,7 +83,10 @@ char FAST_FUNC bb_process_escape_sequence(const char **ptr) break; } } while (*++p); - n = *(p + (sizeof(charmap)/2)); + /* p points to found escape char or NUL, + * advance it and find what it translates to */ + p += sizeof(charmap) / 2; + n = *p; } *ptr = q; |