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Diffstat (limited to 'source/luametatex/source/tex/texprinting.h')
| -rw-r--r-- | source/luametatex/source/tex/texprinting.h | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/source/luametatex/source/tex/texprinting.h b/source/luametatex/source/tex/texprinting.h new file mode 100644 index 000000000..61b7e45a2 --- /dev/null +++ b/source/luametatex/source/tex/texprinting.h @@ -0,0 +1,133 @@ +/* + See license.txt in the root of this project. +*/ + +# ifndef LMT_PRINTING_H +# define LMT_PRINTING_H + +typedef enum selector_settings { + no_print_selector_code, /*tex |selector| setting that makes data disappear */ + terminal_selector_code, /*tex printing is destined for the terminal only */ + logfile_selector_code, /*tex printing is destined for the transcript file only */ + terminal_and_logfile_selector_code, /*tex normal |selector| setting */ + pseudo_selector_code, /*tex special |selector| setting for |show_context| */ + new_string_selector_code, /*tex printing is deflected to the string pool */ + luabuffer_selector_code, +} selector_settings; + +typedef struct print_state_info { + FILE *logfile; + char *loggable_info; + int selector; + int terminal_offset; + int logfile_offset; + int new_string_line; + int tally; + unsigned char trick_buffer[max_error_line + 1]; /* padded */ + int trick_count; + int first_count; + int saved_selector; + int font_in_short_display; /*tex an internal font number */ + FILE *saved_logfile; + int saved_logfile_offset; +} print_state_info; + +extern print_state_info lmt_print_state; + +typedef enum spec_units { + no_unit, + pt_unit, + mu_unit, +} spec_units; + +/*tex + Some of these can go away because we stepwise implement usage of |tex_print_format| instead of + a multitude of specific calls. It's one of these thing I do when I'm bored. + + todo : check tex_print_ln + todo : check tex_print_nl + todo : check tex_print_str_nl + +*/ + +extern void tex_print_ln (void); /* always forces a newline */ +extern void tex_print_char (int s); +extern void tex_print_tex_str (int s); +extern void tex_print_tex_str_esc (strnumber s); +extern void tex_print_nlp (void); /* flushes a line if we're doing one */ +extern void tex_print_banner (void); +extern void tex_print_log_banner (void); +extern void tex_print_version_banner (void); +////// void tex_print_digits (const unsigned char *digits, int k); +extern void tex_print_int (int n); +extern void tex_print_hex (int n); +extern void tex_print_uhex (int n); +extern void tex_print_qhex (int n); +extern void tex_print_roman_int (int n); +extern void tex_print_current_string (void); +extern void tex_print_cs_checked (halfword p); /*tex Also does the |IMPOSSIBLE| etc. */ +extern void tex_print_cs (halfword p); /*tex Only does the undefined case. */ +extern void tex_print_cs_name (halfword p); /*tex Only prints known ones. */ +extern void tex_print_str (const char *s); +extern void tex_print_str_esc (const char *s); +extern void tex_print_dimension (scaled d, int unit); /*tex prints a dimension with pt */ +extern void tex_print_sparse_dimension (scaled d, int unit); /*tex prints a dimension with pt */ +extern void tex_print_unit (int unit); /*tex prints a glue component */ +extern void tex_print_glue (scaled d, int order, int unit); /*tex prints a glue component */ +extern void tex_print_spec (int p, int unit); /*tex prints a glue specification */ +extern void tex_print_fontspec (int p); +extern void tex_print_mathspec (int p); +extern void tex_print_font_identifier (halfword f); +extern void tex_print_font_specifier (halfword e); /*tex this is an eq table entry */ +extern void tex_print_font (halfword f); +extern void tex_print_char_identifier (halfword c); +extern void tex_print_token_list (const char *s, halfword p); /*tex prints token list data in braces */ +extern void tex_print_rule_dimen (scaled d); /*tex prints dimension in rule node */ +extern void tex_print_group (int e); +extern void tex_print_format (const char *format, ...); /*tex similar to the one we use for errors */ +extern void tex_begin_diagnostic (void); +extern void tex_print_levels (void); +extern void tex_end_diagnostic (void); +extern void tex_show_box (halfword p); +extern void tex_short_display (halfword p); /*tex prints highlights of list |p| */ + +extern void tex_print_message (const char *s); + + +/* +# define single_letter(A) \ + ((str_length(A)==1)|| \ + ((str_length(A)==4)&&*(str_string(A))>=0xF0)|| \ + ((str_length(A)==3)&&*(str_string(A))>=0xE0)|| \ + ((str_length(A)==2)&&*(str_string(A))>=0xC0)) + +# define is_active_cs(a) \ + (a && str_length(a)>3 && \ + ( *str_string(a) == 0xEF) && \ + (*(str_string(a)+1) == 0xBF) && \ + (*(str_string(a)+2) == 0xBF)) + +*/ + +inline static int tex_single_letter(strnumber s) +{ + return ( + (str_length(s) == 1) + || ( (str_length(s) == 4) && *(str_string(s) ) >= 0xF0) + || ( (str_length(s) == 3) && *(str_string(s) ) >= 0xE0) + || ( (str_length(s) == 2) && *(str_string(s) ) >= 0xC0) + ); +} + +inline static int tex_is_active_cs(strnumber s) +{ + if (s && str_length(s) > 3) { + const unsigned char *ss = str_string(s); + return (ss[0] == 0xEF) && (ss[1] == 0xBF) && (ss[2] == 0xBF); + } else { + return 0; + } +} +# define active_cs_value(A) aux_str2uni((str_string((A))+3)) + +# endif |