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Все теги добавлены в варианты

This commit is contained in:
Kolan Sh 2011-06-23 15:57:47 +04:00
parent 186fc07303
commit e48a755e0c
3 changed files with 125 additions and 46 deletions
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169
c/tex_parser/tex_table.c
View File

@ -5,25 +5,24 @@
#include "tex_table_tags.h"
#include "zalloc_ext.h"
#include "zalloc.h"
#include "c_const.h"
/* unnecessary includes */
#include <stdio.h>
#define MAX_TEX_STACK_LEVEL 128
enum tex_parse_err {
PARSE_ERROR_UNDEF = 0,
PARSE_ERROR,
PARSE_ERROR_STACKOVERFLOW
TEX_PARSING_NOERROR = 0,
TEX_PARSING_ERROR_UNDEF,
TEX_PARSING_ERROR_STACKOVERFLOW
};
char * const TEX_PARSING_ERROR = "Error parsing";
char * const TEX_PARSING_ERROR_STACKOVERFLOW = "Error parsing";
char * const TEX_PARSING_ERROR_UNDEF_STR = "unknown parsing error";
char * const TEX_PARSING_ERROR_STACKOVERFLOW_STR = "parser stack overflow";
int parse_table(const char *table_source, size_t len, struct table_s *table, struct xerror_s *error)
{
char *tag = NULL,
*brpar = NULL;
char *tag = NULL;/*,
*brpar = NULL;*/
size_t i = 0;
if (!len)
@ -34,12 +33,20 @@ int parse_table(const char *table_source, size_t len, struct table_s *table, str
IN_UNDEF = 0, // undefined place
IN_COMMENT, // any comment
IN_TAG, // any tag
IN_CRLBR, // parameter in curly bracket
IN_SQRBR, // parameter in square bracket
IN_TAG_BEGIN, // in \begin tag
IN_TAGPARM, // in \tag{} curly braces
IN_LONGTABLE, // in longtable
IN_TAG_BEGIN,
IN_TAG_CLINE,
IN_TAG_END,
IN_TAG_ENDFOOT,
IN_TAG_ENDHEAD,
IN_TAG_HLINE,
IN_TAG_HSPACE,
IN_TAG_MULTICOLUMN,
IN_TAG_MULTIROW,
IN_TAG_TABULARNEWLINE,
IN_TAG_SLASH,
IN_FORMULA, // in $...$
IN_LONGTABLE, // in longtable
} where_stack[MAX_TEX_STACK_LEVEL] = {IN_UNDEF};
@ -49,9 +56,9 @@ int parse_table(const char *table_source, size_t len, struct table_s *table, str
/* stack checking */
if (tex_level + 1 == MAX_TEX_STACK_LEVEL) {
error->code = -1;
error->message = TEX_PARSING_ERROR_STACKOVERFLOW;
return -1;
error->code = TEX_PARSING_ERROR_STACKOVERFLOW;
error->message = TEX_PARSING_ERROR_STACKOVERFLOW_STR;
return error->code;
}
/* read one character from input stream */
@ -62,15 +69,15 @@ int parse_table(const char *table_source, size_t len, struct table_s *table, str
case IN_UNDEF:
if (c == '\\') {
tag = zfree_null(tag);
where_stack[tex_level] = IN_TAG;
where_stack[++tex_level] = IN_TAG;
} else if (c == '%') {
where_stack[++tex_level] = IN_COMMENT;
} else {
error->code = -1;
error->message = TEX_PARSING_ERROR;
return -1;
error->code = TEX_PARSING_ERROR_UNDEF;
error->message = TEX_PARSING_ERROR_UNDEF_STR;
return error->code;
}
break;
@ -82,75 +89,143 @@ int parse_table(const char *table_source, size_t len, struct table_s *table, str
break;
case IN_TAG:
if (islower(c) || isdigit(c) || (!tag && c == '\\')) {
if (islower(c) || isdigit(c) || (!tag && c == '\\')) { // test for char, digit and newline tag "\\"
tag = zalloc_append8_str(tag, c);
} else {
if (!tag) {
error->code = -1;
error->message = TEX_PARSING_ERROR;
return -1;
error->code = TEX_PARSING_ERROR_UNDEF;
error->message = TEX_PARSING_ERROR_UNDEF_STR;
return error->code;
} else if (!strcmp(tag, TEX_TAG_BEGIN)) {
where_stack[tex_level++] = IN_TAG_BEGIN;
where_stack[tex_level] = IN_TAG_BEGIN;
} else if (!strcmp(tag, TEX_TAG_CLINE)) {
where_stack[tex_level] = IN_TAG_CLINE;
} else if (!strcmp(tag, TEX_TAG_END)) {
where_stack[tex_level] = IN_TAG_END;
} else if (!strcmp(tag, TEX_TAG_ENDFOOT)) {
where_stack[tex_level] = IN_TAG_ENDFOOT;
} else if (!strcmp(tag, TEX_TAG_ENDHEAD)) {
where_stack[tex_level] = IN_TAG_ENDHEAD;
} else if (!strcmp(tag, TEX_TAG_HLINE)) {
where_stack[tex_level] = IN_TAG_HLINE;
} else if (!strcmp(tag, TEX_TAG_HSPACE)) {
where_stack[tex_level] = IN_TAG_HSPACE;
} else if (!strcmp(tag, TEX_TAG_MULTICOLUMN)) {
where_stack[tex_level] = IN_TAG_MULTICOLUMN;
} else if (!strcmp(tag, TEX_TAG_MULTIROW)) {
where_stack[tex_level] = IN_TAG_MULTIROW;
} else if (!strcmp(tag, TEX_TAG_TABULARNEWLINE)) {
where_stack[tex_level] = IN_TAG_TABULARNEWLINE;
} else if (!strcmp(tag, TEX_TAG_SLASH)) {
where_stack[tex_level] = IN_TAG_SLASH;
}
}
break;
case IN_TAG_BEGIN:
if (c == '{') {
where_stack[++tex_level] = IN_TAGPARM;
} else if (isspace(c)) {
} else {
error->code = -1;
error->message = TEX_PARSING_ERROR;
return -1;
}
break;
case IN_TAGPARM:
if (c == '}') {
if (c == '{') { // tag params
where_stack[++tex_level] = IN_TAGPARM;
} else if (c == '}') { // end tag params
where_stack[tex_level--] = IN_UNDEF;
} else if (isgraph(c)) {
brpar = zalloc_append8_str(brpar, c);
} else if (c == '\\') { // new tag
where_stack[++tex_level] = IN_TAG;
} else if (isprint(c)) {
//~ brpar = zalloc_append8_str(brpar, c); // ???????
} else {
error->code = TEX_PARSING_ERROR_UNDEF;
error->message = TEX_PARSING_ERROR_UNDEF_STR;
return error->code;
}
break;
case IN_TAG_BEGIN:
if (c == '{') { // tag params
where_stack[++tex_level] = IN_TAGPARM;
} else if (c == '\\') { // new tag
where_stack[tex_level] = IN_TAG;
if (FALSE) { // longtable
}
} else if (isspace(c)) {
} else {
error->code = -1;
error->message = TEX_PARSING_ERROR;
return -1;
error->code = TEX_PARSING_ERROR_UNDEF;
error->message = TEX_PARSING_ERROR_UNDEF_STR;
return error->code;
}
break;
case IN_TAG_CLINE:
break;
case IN_TAG_END:
break;
case IN_TAG_ENDFOOT:
break;
case IN_TAG_ENDHEAD:
break;
case IN_TAG_HLINE:
break;
case IN_TAG_HSPACE:
break;
case IN_TAG_MULTICOLUMN:
break;
case IN_TAG_MULTIROW:
break;
case IN_TAG_TABULARNEWLINE:
break;
case IN_TAG_SLASH:
break;
case IN_FORMULA:
break;
case IN_LONGTABLE:
break;
default:
error->code = -1;
error->message = TEX_PARSING_ERROR;
return -1;
error->code = TEX_PARSING_ERROR_UNDEF;
error->message = TEX_PARSING_ERROR_UNDEF_STR;
return error->code;
break;
}
}

10
c/tex_parser/tex_table.geany
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@ -18,11 +18,13 @@ long_line_column=72
[files]
current_page=1
FILE_NAME_0=709;C;0;16;1;1;1;/home/kolan/dev/c/tex_parser/tex_table_test.c;0
FILE_NAME_1=523;C;0;16;1;1;1;/home/kolan/dev/c/tex_parser/tex_table.c;0
FILE_NAME_2=1762;C;0;16;1;1;1;/home/kolan/projects/include/zalloc_ext.h;0
FILE_NAME_3=2350;C;0;16;1;1;1;/home/kolan/dev/c/tex_parser/tex_table.h;0
FILE_NAME_1=4204;C;0;16;1;1;1;/home/kolan/dev/c/tex_parser/tex_table.c;0
FILE_NAME_2=119;C;0;16;1;1;1;/home/kolan/dev/c/tex_parser/tex_table.h;0
FILE_NAME_3=1762;C;0;16;1;1;1;/home/kolan/projects/include/zalloc_ext.h;0
FILE_NAME_4=634;C;0;16;1;1;1;/home/kolan/dev/c/tex_parser/tex_table_tags.h;0
FILE_NAME_5=1488;Make;0;16;1;1;1;/home/kolan/dev/c/tex_parser/Makefile;0
FILE_NAME_5=1859;Make;0;16;1;1;1;/home/kolan/dev/c/tex_parser/Makefile;0
FILE_NAME_6=0;LaTeX;0;53;1;1;1;/home/kolan/dev/c/tex_parser/tables5.tex;0
FILE_NAME_7=0;Пустой;0;16;1;1;1;/home/kolan/dev/c/tex_parser/tables4.aux;0
[build-menu]
NF_00_LB=_Сделать

2
c/tex_parser/tex_table.h
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@ -5,6 +5,8 @@
#include "xerror.h"
#define MAX_TEX_STACK_LEVEL 128
/* Ячейка.
* Если встречается ячейка с \multicolumn{n}, то
* следующие n-1 ячеек в таблице пустые и при компиляции