diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | include/ruby/encoding.h | 1 |
2 files changed, 6 insertions, 0 deletions
@@ -1,3 +1,8 @@ +Sun Jan 30 12:56:13 2011 Nobuyoshi Nakada <nobu@ruby-lang.org> + + * include/ruby/encoding.h (rb_enc_step_back): new function to step + back n characters. + Sun Jan 30 12:53:38 2011 Nobuyoshi Nakada <nobu@ruby-lang.org> * enc/emacs_mule.c (emacsmule_islead): fix inverse condition. diff --git a/include/ruby/encoding.h b/include/ruby/encoding.h index efc99aa0af..94953c0906 100644 --- a/include/ruby/encoding.h +++ b/include/ruby/encoding.h @@ -162,6 +162,7 @@ int rb_enc_codelen(int code, rb_encoding *enc); /* start, ptr, end, encoding -> next_char */ #define rb_enc_left_char_head(s,p,e,enc) (char *)onigenc_get_left_adjust_char_head(enc,(UChar*)(s),(UChar*)(p),(UChar*)(e)) #define rb_enc_right_char_head(s,p,e,enc) (char *)onigenc_get_right_adjust_char_head(enc,(UChar*)(s),(UChar*)(p),(UChar*)(e)) +#define rb_enc_step_back(s,p,e,n,enc) (char *)onigenc_step_back(enc,(UChar*)(s),(UChar*)(p),(UChar*)(e),(n)) /* ptr, ptr, encoding -> newline_or_not */ #define rb_enc_is_newline(p,end,enc) ONIGENC_IS_MBC_NEWLINE(enc,(UChar*)(p),(UChar*)(end)) |