diff options
Diffstat (limited to 'source/luametatex/source/tex/texprinting.c')
| -rw-r--r-- | source/luametatex/source/tex/texprinting.c | 40 |
1 files changed, 9 insertions, 31 deletions
diff --git a/source/luametatex/source/tex/texprinting.c b/source/luametatex/source/tex/texprinting.c index 9a7c1d729..deabb4b72 100644 --- a/source/luametatex/source/tex/texprinting.c +++ b/source/luametatex/source/tex/texprinting.c @@ -217,9 +217,9 @@ void tex_print_char(int s) The first 256 entries above the 17th unicode plane are used for a special trick: when \TEX\ has to print items in that range, it will instead print the character that results from substracting - 0x110000 from that value. This allows byte-oriented output to things like |\specials|. - - This feature will disappear. + 0x110000 from that value. This allows byte-oriented output to things like |\specials|. We dropped + this feature because it was never used (we used it as part of experiments with \LUATEX). The old + code branches can be found in the repository. */ @@ -245,13 +245,6 @@ static void tex_aux_uprint(int s) tex_print_char(0xE0 + (s / 0x1000)); tex_print_char(0x80 + ((s % 0x1000) / 0x40)); tex_print_char(0x80 + ((s % 0x1000) % 0x40)); - } else if (s >= 0x110000) { - int c = s - 0x110000; - if (c >= 256) { - tex_formatted_warning("print", "bad raw byte to print (c=%d), skipped",c); - } else { - tex_print_char(c); - } } else { tex_print_char(0xF0 + (s / 0x40000)); tex_print_char(0x80 + ((s % 0x40000) / 0x1000)); @@ -260,24 +253,6 @@ static void tex_aux_uprint(int s) } } -static void tex_aux_lprint(lstring *ss) { - /*tex current character code position */ - unsigned char *j = ss->s; - unsigned char *l = j + ss->l; - while (j < l) { - /*tex We don't bother checking the last two bytes explicitly */ - /* 0x110000 in utf=8: 0xF4 0x90 0x80 0x80 */ - if ((j < l - 4) && (*j == 0xF4) && (*(j + 1) == 0x90)) { - int c = (*(j + 2) - 128) * 64 + (*(j + 3) - 128); - tex_print_char(c); - j = j + 4; - } else { - tex_print_char(*j); - ++j; - } - } -} - void tex_print_tex_str(int s) { if (s >= lmt_string_pool_state.string_pool_data.ptr) { @@ -291,7 +266,10 @@ void tex_print_tex_str(int s) } else if (lmt_print_state.selector == new_string_selector_code) { tex_append_string(str_string(s), (unsigned) str_length(s)); } else { - tex_aux_lprint(&str_lstring(s)); + unsigned char *j = str_string(s); + for (unsigned i = 0; i < str_length(s); i++) { + tex_print_char(j[i]); + } } } @@ -453,7 +431,7 @@ void tex_print_tex_str_esc(strnumber s) { /*tex Set variable |c| to the current escape character: */ int c = escape_char_par; - if (c >= 0 && c < 0x110000) { + if (c >= 0) { tex_print_tex_str(c); } if (s) { @@ -467,7 +445,7 @@ void tex_print_str_esc(const char *s) { /*tex Set variable |c| to the current escape character: */ int c = escape_char_par; - if (c >= 0 && c < 0x110000) { + if (c >= 0) { tex_print_tex_str(c); } if (s) { |