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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2009-08-29 22:53:41 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2009-08-29 22:53:41 +0200 |
| commit | ecc2a2e015628d40d8ff55f4d68ad4dbcd6f854c (patch) | |
| tree | 1fac979d227a72c0cca0b7dd3950d6e3ae4e4bfd /libbb/process_escape_sequence.c | |
| parent | 9f2e82ad2eef75eccafb2490dc6ff0983db92244 (diff) | |
| download | busybox-ecc2a2e015628d40d8ff55f4d68ad4dbcd6f854c.tar.gz | |
ash: deal with some TODOs (mostly trivial)
function old new delta
msg_illnum - 19 +19
evalvar 1365 1364 -1
illnum 19 - -19
subevalvar 1182 1158 -24
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 0/2 up/down: 19/-44) Total: -25 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb/process_escape_sequence.c')
| -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 6de2cacdd..11059d1a5 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; |