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| author | Kenichi Handa <handa@m17n.org> | 1997-08-28 10:51:12 +0000 |
|---|---|---|
| committer | Kenichi Handa <handa@m17n.org> | 1997-08-28 10:51:12 +0000 |
| commit | e80de6b18fbc4102b28a86d0169c6f06ce12e9da (patch) | |
| tree | 983dacca9cc7e83cf013b2f268e4272a2d6bc165 /src/coding.h | |
| parent | 93f4fb59647a66591fd556f93c905f00fb30b63a (diff) | |
| download | emacs-e80de6b18fbc4102b28a86d0169c6f06ce12e9da.tar.gz | |
(coding_type): New member coding_type_raw_text.
(CODING_EOL_INCONSISTENT): New macro.
(CODING_REQUIRE_NO_CONVERSION): Check also coding_type_raw_text.
(CODING_MAY_REQUIRE_NO_CONVERSION): Likewise.
(CODING_CATEGORY_IDX_RAW_TEXT): New macro.
(CODING_CATEGORY_MASK_RAW_TEXT): New macro.
Diffstat (limited to 'src/coding.h')
| -rw-r--r-- | src/coding.h | 33 |
1 files changed, 22 insertions, 11 deletions
diff --git a/src/coding.h b/src/coding.h index 6aa9a45e714..5f851be9b52 100644 --- a/src/coding.h +++ b/src/coding.h @@ -234,8 +234,12 @@ enum coding_type coding_type_iso2022, /* Any coding system of ISO2022 variants. */ coding_type_big5, /* BIG5 coding system for Chinese. */ - coding_type_ccl /* The coding system of which decoder + coding_type_ccl, /* The coding system of which decoder and encoder are written in CCL. */ + coding_type_raw_text /* A coding system for a text + containing ramdom 8-bit code which + does not require code conversion + except for end-of-line format. */ }; /* Formats of end-of-line. */ @@ -246,6 +250,9 @@ enum coding_type #define CODING_EOL_CR 2 /* Carriage-return only. */ #define CODING_EOL_UNDECIDED 3 /* This value is used to denote the eol-type is not yet decided. */ +#define CODING_EOL_INCONSISTENT 4 /* This value is used to denote the + eol-type is not consistent + through the file. */ /* Character composition status while encoding/decoding. */ #define COMPOSING_NO 0 /* not composing */ @@ -330,17 +337,19 @@ struct coding_system /* Return 1 if coding system CODING never requires any code conversion. */ #define CODING_REQUIRE_NO_CONVERSION(coding) \ - (((coding)->type == coding_type_no_conversion \ - || (coding)->type == coding_type_emacs_mule) \ - && (coding)->eol_type == CODING_EOL_LF) + ((coding)->type == coding_type_no_conversion \ + || (((coding)->type == coding_type_emacs_mule \ + || (coding)->type == coding_type_raw_text) \ + && (coding)->eol_type == CODING_EOL_LF)) /* Return 1 if coding system CODING may not require code conversion. */ #define CODING_MAY_REQUIRE_NO_CONVERSION(coding) \ - (((coding)->type == coding_type_no_conversion \ - || (coding)->type == coding_type_emacs_mule \ - || (coding)->type == coding_type_undecided) \ - && ((coding)->eol_type == CODING_EOL_LF \ - || (coding)->eol_type == CODING_EOL_UNDECIDED)) + ((coding)->type == coding_type_no_conversion \ + || (((coding)->type == coding_type_emacs_mule \ + || (coding)->type == coding_type_undecided \ + || (coding)->type == coding_type_raw_text) \ + && ((coding)->eol_type == CODING_EOL_LF \ + || (coding)->eol_type == CODING_EOL_UNDECIDED))) /* Index for each coding category in `coding_category_table' */ #define CODING_CATEGORY_IDX_EMACS_MULE 0 @@ -351,8 +360,9 @@ struct coding_system #define CODING_CATEGORY_IDX_ISO_7_ELSE 5 #define CODING_CATEGORY_IDX_ISO_8_ELSE 6 #define CODING_CATEGORY_IDX_BIG5 7 -#define CODING_CATEGORY_IDX_BINARY 8 -#define CODING_CATEGORY_IDX_MAX 9 +#define CODING_CATEGORY_IDX_RAW_TEXT 8 +#define CODING_CATEGORY_IDX_BINARY 9 +#define CODING_CATEGORY_IDX_MAX 10 /* Definitions of flag bits returned by the function detect_coding_mask (). */ @@ -363,6 +373,7 @@ struct coding_system #define CODING_CATEGORY_MASK_ISO_8_2 (1 << CODING_CATEGORY_IDX_ISO_8_2) #define CODING_CATEGORY_MASK_ISO_7_ELSE (1 << CODING_CATEGORY_IDX_ISO_7_ELSE) #define CODING_CATEGORY_MASK_ISO_8_ELSE (1 << CODING_CATEGORY_IDX_ISO_8_ELSE) +#define CODING_CATEGORY_MASK_RAW_TEXT (1 << CODING_CATEGORY_IDX_RAW_TEXT) #define CODING_CATEGORY_MASK_BIG5 (1 << CODING_CATEGORY_IDX_BIG5) #define CODING_CATEGORY_MASK_BINARY (1 << CODING_CATEGORY_IDX_BINARY) |