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author | Denis Vlasenko | 2008-09-19 23:43:59 +0000 |
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committer | Denis Vlasenko | 2008-09-19 23:43:59 +0000 |
commit | 248b4a77e7d1f0ad3d98ede8af75c254488844ce (patch) | |
tree | 61096b12e83a94b0d6b3969e889f7b7e4295242d | |
parent | 9ac706b7a6074186eaaafd5a2ecfd84b5ddc80dc (diff) | |
download | busybox-248b4a77e7d1f0ad3d98ede8af75c254488844ce.zip busybox-248b4a77e7d1f0ad3d98ede8af75c254488844ce.tar.gz |
libbb: document that we maybe will want to understand \e someday
(no code changes)
-rw-r--r-- | libbb/process_escape_sequence.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/libbb/process_escape_sequence.c b/libbb/process_escape_sequence.c index 4d03bd6..6de2cac 100644 --- a/libbb/process_escape_sequence.c +++ b/libbb/process_escape_sequence.c @@ -18,17 +18,20 @@ char FAST_FUNC bb_process_escape_sequence(const char **ptr) { + /* bash builtin "echo -e '\ec'" interprets \e as ESC, + * but coreutils "/bin/echo -e '\ec'" does not. + * manpages tend to support coreutils way. */ static const char charmap[] ALIGN1 = { - 'a', 'b', 'f', 'n', 'r', 't', 'v', '\\', 0, - '\a', '\b', '\f', '\n', '\r', '\t', '\v', '\\', '\\' }; + 'a', 'b', /*'e',*/ 'f', 'n', 'r', 't', 'v', '\\', 0, + '\a', '\b', /*27,*/ '\f', '\n', '\r', '\t', '\v', '\\', '\\' }; const char *p; const char *q; - unsigned int num_digits; - unsigned int r; - unsigned int n; - unsigned int d; - unsigned int base; + unsigned num_digits; + unsigned r; + unsigned n; + unsigned d; + unsigned base; num_digits = n = 0; base = 8; |