bzr branch
http://golem.ph.utexas.edu/~distler/code/itexToMML/
|
1
by Jacques Distler
Initial commit. |
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/* itex2MML 1.1.8 |
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* itex2MML.y last modified 12/24/2006 |
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*/ |
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%{
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#include <stdio.h> |
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#include <string.h> |
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#include <stdlib.h> |
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#include "itex2MML.h" |
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#define YYSTYPE char * |
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#define YYPARSE_PARAM_TYPE char ** |
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#define YYPARSE_PARAM ret_str |
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#define yytext itex2MML_yytext |
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extern int yylex (); |
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extern char * yytext; |
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static void itex2MML_default_error (const char * msg) |
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{
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if (msg) |
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fprintf(stderr, "Line: %d Error: %s\n", itex2MML_lineno, msg); |
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} |
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void (*itex2MML_error) (const char * msg) = itex2MML_default_error; |
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static void yyerror (char * s) |
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{
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char * msg = itex2MML_copy3 (s, " at token ", yytext); |
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if (itex2MML_error) |
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(*itex2MML_error) (msg); |
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itex2MML_free_string (msg); |
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} |
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/* Note: If length is 0, then buffer is treated like a string; otherwise only length bytes are written. |
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*/ |
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static void itex2MML_default_write (const char * buffer, unsigned long length) |
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{
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if (buffer) |
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{
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if (length) |
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fwrite (buffer, 1, length, stdout); |
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else |
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fputs (buffer, stdout); |
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} |
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} |
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static void itex2MML_default_write_mathml (const char * mathml) |
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{
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if (itex2MML_write) |
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(*itex2MML_write) (mathml, 0); |
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} |
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#ifdef itex2MML_CAPTURE |
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static char * itex2MML_output_string = "" ; |
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const char * itex2MML_output () |
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{
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char * copy = (char *) malloc(strlen(itex2MML_output_string) +1); |
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if (copy) |
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{
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if (itex2MML_output_string) |
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{
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strcpy(copy, itex2MML_output_string); |
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if (itex2MML_output_string != "") |
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free(itex2MML_output_string); |
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} |
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else |
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copy[0] = 0; |
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} |
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itex2MML_output_string = ""; |
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return copy; |
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} |
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static void itex2MML_capture (const char * buffer, unsigned long length) |
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{
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if (buffer) |
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{
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if (length) |
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{
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unsigned long first_length = itex2MML_output_string ? strlen(itex2MML_output_string) : 0; |
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char * copy = (char *) malloc(first_length + length + 1); |
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if (copy) |
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{
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if (itex2MML_output_string) |
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{
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strcpy(copy, itex2MML_output_string); |
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if (itex2MML_output_string != "") |
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free(itex2MML_output_string); |
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} |
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else |
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copy[0] = 0; |
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strncat(copy, buffer, length); |
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} |
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itex2MML_output_string = copy; |
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} |
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else |
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{
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char * copy = itex2MML_copy2(itex2MML_output_string, buffer); |
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if (itex2MML_output_string != "") |
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free(itex2MML_output_string); |
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itex2MML_output_string = copy; |
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} |
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} |
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} |
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static void itex2MML_capture_mathml (const char * buffer) |
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{
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char * temp = itex2MML_copy2(itex2MML_output_string, buffer); |
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if (itex2MML_output_string != "") |
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free(itex2MML_output_string); |
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itex2MML_output_string = temp; |
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} |
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void (*itex2MML_write) (const char * buffer, unsigned long length) = itex2MML_capture; |
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void (*itex2MML_write_mathml) (const char * mathml) = itex2MML_capture_mathml; |
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#else |
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void (*itex2MML_write) (const char * buffer, unsigned long length) = itex2MML_default_write; |
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void (*itex2MML_write_mathml) (const char * mathml) = itex2MML_default_write_mathml; |
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#endif |
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char * itex2MML_empty_string = ""; |
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/* Create a copy of a string, adding space for extra chars |
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*/ |
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char * itex2MML_copy_string_extra (const char * str, unsigned extra) |
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{
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char * copy = (char *) malloc(extra + (str ? strlen (str) : 0) + 1); |
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if (copy) |
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{
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if (str) |
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strcpy(copy, str); |
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else |
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copy[0] = 0; |
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} |
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return copy ? copy : itex2MML_empty_string; |
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} |
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/* Create a copy of a string, appending two strings |
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*/ |
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char * itex2MML_copy3 (const char * first, const char * second, const char * third) |
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{
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int first_length = first ? strlen( first) : 0; |
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int second_length = second ? strlen(second) : 0; |
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int third_length = third ? strlen( third) : 0; |
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char * copy = (char *) malloc(first_length + second_length + third_length + 1); |
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if (copy) |
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{
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if (first) |
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strcpy(copy, first); |
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else |
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copy[0] = 0; |
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if (second) strcat(copy, second); |
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if ( third) strcat(copy, third); |
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} |
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return copy ? copy : itex2MML_empty_string; |
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} |
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/* Create a copy of a string, appending a second string |
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*/ |
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char * itex2MML_copy2 (const char * first, const char * second) |
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{
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return itex2MML_copy3(first, second, 0); |
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} |
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/* Create a copy of a string |
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*/ |
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char * itex2MML_copy_string (const char * str) |
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{
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return itex2MML_copy3(str, 0, 0); |
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} |
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/* Create a copy of a string, escaping unsafe characters for XML |
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*/ |
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char * itex2MML_copy_escaped (const char * str) |
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{
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unsigned long length = 0; |
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const char * ptr1 = str; |
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char * ptr2 = 0; |
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char * copy = 0; |
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if ( str == 0) return itex2MML_empty_string; |
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if (*str == 0) return itex2MML_empty_string; |
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while (*ptr1) |
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{
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switch (*ptr1) |
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{
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case '<': /* < */ |
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case '>': /* > */ |
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length += 4; |
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break; |
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case '&': /* & */ |
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length += 5; |
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break; |
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case '\'': /* ' */ |
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case '"': /* " */ |
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case '-': /* - */ |
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length += 6; |
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break; |
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default: |
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length += 1; |
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break; |
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} |
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++ptr1; |
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} |
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copy = (char *) malloc (length + 1); |
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if (copy) |
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{
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ptr1 = str; |
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ptr2 = copy; |
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while (*ptr1) |
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{
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switch (*ptr1) |
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{
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case '<': |
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strcpy (ptr2, "<"); |
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ptr2 += 4; |
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break; |
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case '>': |
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strcpy (ptr2, ">"); |
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ptr2 += 4; |
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break; |
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case '&': /* & */ |
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strcpy (ptr2, "&"); |
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ptr2 += 5; |
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break; |
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case '\'': /* ' */ |
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strcpy (ptr2, "'"); |
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ptr2 += 6; |
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break; |
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case '"': /* " */ |
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strcpy (ptr2, """); |
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ptr2 += 6; |
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break; |
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case '-': /* - */ |
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strcpy (ptr2, "-"); |
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ptr2 += 6; |
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break; |
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default: |
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*ptr2++ = *ptr1; |
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break; |
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} |
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++ptr1; |
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} |
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*ptr2 = 0; |
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} |
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return copy ? copy : itex2MML_empty_string; |
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} |
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void itex2MML_free_string (char * str) |
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{
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if (str && str != itex2MML_empty_string) |
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free(str); |
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} |
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%} |
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%left TEXOVER |
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%token CHAR STARTMATH STARTDMATH ENDMATH MI MIB MN MO SUP SUB MROWOPEN MROWCLOSE LEFT RIGHT BIG BBIG BIGG BBIGG BIGL BBIGL BIGGL BBIGGL FRAC TFRAC MATHOP MOP MOL MOF PERIODDELIM OTHERDELIM LEFTDELIM RIGHTDELIM MOS MOB SQRT ROOT BINOM UNDER OVER OVERBRACE UNDERBRACE UNDEROVER TENSOR MULTI ARRAY COLSEP ROWSEP ARRAYOPTS COLLAYOUT COLALIGN ROWALIGN ALIGN EQROWS EQCOLS ROWLINES COLLINES FRAME PADDING ATTRLIST ITALICS BOLD RM BB ST END BBLOWERCHAR BBUPPERCHAR CALCHAR FRAKCHAR CAL FRAK ROWOPTS TEXTSIZE SCSIZE SCSCSIZE DISPLAY TEXTSTY TEXTBOX TEXTSTRING CELLOPTS ROWSPAN COLSPAN THINSPACE MEDSPACE THICKSPACE QUAD QQUAD NEGSPACE PHANTOM HREF UNKNOWNCHAR EMPTYMROW STATLINE TOGGLE FGHIGHLIGHT BGHIGHLIGHT SPACE INTONE INTTWO INTTHREE BAR WIDEBAR VEC WIDEVEC HAT WIDEHAT CHECK WIDECHECK TILDE WIDETILDE DOT DDOT UNARYMINUS UNARYPLUS BEGINENV ENDENV MATRIX PMATRIX BMATRIX BBMATRIX VMATRIX VVMATRIX SMALLMATRIX CASES ALIGNED SUBSTACK PMOD RMCHAR COLOR BGCOLOR |
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%% |
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doc: xmlmmlTermList {/* all processing done in body*/};
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xmlmmlTermList: |
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{/* nothing - do nothing*/}
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| char {/* proc done in body*/}
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| expression {/* all proc. in body*/}
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| xmlmmlTermList char {/* all proc. in body*/}
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| xmlmmlTermList expression {/* all proc. in body*/};
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char: CHAR {printf("%s", $1);};
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expression: STARTMATH ENDMATH {/* empty math group - ignore*/}
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| STARTDMATH ENDMATH {/* ditto */}
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| STARTMATH compoundTermList ENDMATH {
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char ** r = (char **) ret_str; |
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char * s = itex2MML_copy3("<math xmlns='http://www.w3.org/1998/Math/MathML' display='inline'>", $2, "</math>");
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itex2MML_free_string($2); |
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if (r) {
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(*r) = (s == itex2MML_empty_string) ? 0 : s; |
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} |
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else {
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if (itex2MML_write_mathml) |
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(*itex2MML_write_mathml) (s); |
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itex2MML_free_string(s); |
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} |
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} |
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| STARTDMATH compoundTermList ENDMATH {
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char ** r = (char **) ret_str; |
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char * s = itex2MML_copy3("<math xmlns='http://www.w3.org/1998/Math/MathML' display='block'>", $2, "</math>");
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itex2MML_free_string($2); |
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if (r) {
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(*r) = (s == itex2MML_empty_string) ? 0 : s; |
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} |
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else {
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if (itex2MML_write_mathml) |
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(*itex2MML_write_mathml) (s); |
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itex2MML_free_string(s); |
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} |
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}; |
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compoundTermList: compoundTerm {
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$$ = itex2MML_copy_string($1); |
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itex2MML_free_string($1); |
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} |
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| compoundTermList compoundTerm {
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$$ = itex2MML_copy2($1, $2); |
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itex2MML_free_string($1); |
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itex2MML_free_string($2); |
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}; |
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compoundTerm: mob SUB closedTerm SUP closedTerm {
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if (itex2MML_displaymode == 1) {
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char * s1 = itex2MML_copy3("<munderover>", $1, " ");
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char * s2 = itex2MML_copy3($3, " ", $5); |
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$$ = itex2MML_copy3(s1, s2, "</munderover>"); |
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itex2MML_free_string(s1); |
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itex2MML_free_string(s2); |
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} |
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else {
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char * s1 = itex2MML_copy3("<msubsup>", $1, " ");
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char * s2 = itex2MML_copy3($3, " ", $5); |
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$$ = itex2MML_copy3(s1, s2, "</msubsup>"); |
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itex2MML_free_string(s1); |
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itex2MML_free_string(s2); |
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} |
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itex2MML_free_string($1); |
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itex2MML_free_string($3); |
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itex2MML_free_string($5); |
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} |
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| mob SUB closedTerm {
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if (itex2MML_displaymode == 1) {
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char * s1 = itex2MML_copy3("<munder>", $1, " ");
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$$ = itex2MML_copy3(s1, $3, "</munder>"); |
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itex2MML_free_string(s1); |
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} |
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else {
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char * s1 = itex2MML_copy3("<msub>", $1, " ");
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351 |
$$ = itex2MML_copy3(s1, $3, "</msub>"); |
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itex2MML_free_string(s1); |
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} |
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itex2MML_free_string($1); |
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itex2MML_free_string($3); |
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} |
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357 |
| mob SUP closedTerm SUB closedTerm {
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358 |
if (itex2MML_displaymode == 1) {
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359 |
char * s1 = itex2MML_copy3("<munderover>", $1, " ");
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360 |
char * s2 = itex2MML_copy3($5, " ", $3); |
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361 |
$$ = itex2MML_copy3(s1, s2, "</munderover>"); |
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362 |
itex2MML_free_string(s1); |
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363 |
itex2MML_free_string(s2); |
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364 |
} |
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365 |
else {
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366 |
char * s1 = itex2MML_copy3("<msubsup>", $1, " ");
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367 |
char * s2 = itex2MML_copy3($5, " ", $3); |
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368 |
$$ = itex2MML_copy3(s1, s2, "</msubsup>"); |
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369 |
itex2MML_free_string(s1); |
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370 |
itex2MML_free_string(s2); |
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371 |
} |
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372 |
itex2MML_free_string($1); |
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373 |
itex2MML_free_string($3); |
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374 |
itex2MML_free_string($5); |
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375 |
} |
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376 |
| mob SUP closedTerm {
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377 |
if (itex2MML_displaymode == 1) {
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378 |
char * s1 = itex2MML_copy3("<mover>", $1, " ");
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379 |
$$ = itex2MML_copy3(s1, $3, "</mover>"); |
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380 |
itex2MML_free_string(s1); |
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381 |
} |
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382 |
else {
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383 |
char * s1 = itex2MML_copy3("<msup>", $1, " ");
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384 |
$$ = itex2MML_copy3(s1, $3, "</msup>"); |
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385 |
itex2MML_free_string(s1); |
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386 |
} |
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387 |
itex2MML_free_string($1); |
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388 |
itex2MML_free_string($3); |
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389 |
} |
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390 |
|mib SUB closedTerm SUP closedTerm {
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391 |
if (itex2MML_displaymode == 1) {
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392 |
char * s1 = itex2MML_copy3("<munderover>", $1, " ");
|
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393 |
char * s2 = itex2MML_copy3($3, " ", $5); |
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394 |
$$ = itex2MML_copy3(s1, s2, "</munderover>"); |
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395 |
itex2MML_free_string(s1); |
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396 |
itex2MML_free_string(s2); |
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397 |
} |
|
398 |
else {
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399 |
char * s1 = itex2MML_copy3("<msubsup>", $1, " ");
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400 |
char * s2 = itex2MML_copy3($3, " ", $5); |
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401 |
$$ = itex2MML_copy3(s1, s2, "</msubsup>"); |
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402 |
itex2MML_free_string(s1); |
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403 |
itex2MML_free_string(s2); |
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404 |
} |
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405 |
itex2MML_free_string($1); |
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406 |
itex2MML_free_string($3); |
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407 |
itex2MML_free_string($5); |
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408 |
} |
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409 |
| mib SUB closedTerm {
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410 |
if (itex2MML_displaymode == 1) {
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411 |
char * s1 = itex2MML_copy3("<munder>", $1, " ");
|
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412 |
$$ = itex2MML_copy3(s1, $3, "</munder>"); |
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413 |
itex2MML_free_string(s1); |
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414 |
} |
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415 |
else {
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416 |
char * s1 = itex2MML_copy3("<msub>", $1, " ");
|
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417 |
$$ = itex2MML_copy3(s1, $3, "</msub>"); |
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418 |
itex2MML_free_string(s1); |
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419 |
} |
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420 |
itex2MML_free_string($1); |
|
421 |
itex2MML_free_string($3); |
|
422 |
} |
|
423 |
| mib SUP closedTerm SUB closedTerm {
|
|
424 |
if (itex2MML_displaymode == 1) {
|
|
425 |
char * s1 = itex2MML_copy3("<munderover>", $1, " ");
|
|
426 |
char * s2 = itex2MML_copy3($5, " ", $3); |
|
427 |
$$ = itex2MML_copy3(s1, s2, "</munderover>"); |
|
428 |
itex2MML_free_string(s1); |
|
429 |
itex2MML_free_string(s2); |
|
430 |
} |
|
431 |
else {
|
|
432 |
char * s1 = itex2MML_copy3("<msubsup>", $1, " ");
|
|
433 |
char * s2 = itex2MML_copy3($5, " ", $3); |
|
434 |
$$ = itex2MML_copy3(s1, s2, "</msubsup>"); |
|
435 |
itex2MML_free_string(s1); |
|
436 |
itex2MML_free_string(s2); |
|
437 |
} |
|
438 |
itex2MML_free_string($1); |
|
439 |
itex2MML_free_string($3); |
|
440 |
itex2MML_free_string($5); |
|
441 |
} |
|
442 |
| mib SUP closedTerm {
|
|
443 |
if (itex2MML_displaymode == 1) {
|
|
444 |
char * s1 = itex2MML_copy3("<mover>", $1, " ");
|
|
445 |
$$ = itex2MML_copy3(s1, $3, "</mover>"); |
|
446 |
itex2MML_free_string(s1); |
|
447 |
} |
|
448 |
else {
|
|
449 |
char * s1 = itex2MML_copy3("<msup>", $1, " ");
|
|
450 |
$$ = itex2MML_copy3(s1, $3, "</msup>"); |
|
451 |
itex2MML_free_string(s1); |
|
452 |
} |
|
453 |
itex2MML_free_string($1); |
|
454 |
itex2MML_free_string($3); |
|
455 |
} |
|
456 |
| closedTerm SUB closedTerm SUP closedTerm {
|
|
457 |
char * s1 = itex2MML_copy3("<msubsup>", $1, " ");
|
|
458 |
char * s2 = itex2MML_copy3($3, " ", $5); |
|
459 |
$$ = itex2MML_copy3(s1, s2, "</msubsup>"); |
|
460 |
itex2MML_free_string(s1); |
|
461 |
itex2MML_free_string(s2); |
|
462 |
itex2MML_free_string($1); |
|
463 |
itex2MML_free_string($3); |
|
464 |
itex2MML_free_string($5); |
|
465 |
} |
|
466 |
| closedTerm SUP closedTerm SUB closedTerm {
|
|
467 |
char * s1 = itex2MML_copy3("<msubsup>", $1, " ");
|
|
468 |
char * s2 = itex2MML_copy3($5, " ", $3); |
|
469 |
$$ = itex2MML_copy3(s1, s2, "</msubsup>"); |
|
470 |
itex2MML_free_string(s1); |
|
471 |
itex2MML_free_string(s2); |
|
472 |
itex2MML_free_string($1); |
|
473 |
itex2MML_free_string($3); |
|
474 |
itex2MML_free_string($5); |
|
475 |
} |
|
476 |
| closedTerm SUB closedTerm {
|
|
477 |
char * s1 = itex2MML_copy3("<msub>", $1, " ");
|
|
478 |
$$ = itex2MML_copy3(s1, $3, "</msub>"); |
|
479 |
itex2MML_free_string(s1); |
|
480 |
itex2MML_free_string($1); |
|
481 |
itex2MML_free_string($3); |
|
482 |
} |
|
483 |
| closedTerm SUP closedTerm {
|
|
484 |
char * s1 = itex2MML_copy3("<msup>", $1, " ");
|
|
485 |
$$ = itex2MML_copy3(s1, $3, "</msup>"); |
|
486 |
itex2MML_free_string(s1); |
|
487 |
itex2MML_free_string($1); |
|
488 |
itex2MML_free_string($3); |
|
489 |
} |
|
490 |
| SUB closedTerm {
|
|
491 |
$$ = itex2MML_copy3("<msub><mo></mo>", $2, "</msub>");
|
|
492 |
itex2MML_free_string($2); |
|
493 |
} |
|
494 |
| SUP closedTerm {
|
|
495 |
$$ = itex2MML_copy3("<msup><mo></mo>", $2, "</msup>");
|
|
496 |
itex2MML_free_string($2); |
|
497 |
} |
|
498 |
| closedTerm {
|
|
499 |
$$ = itex2MML_copy_string($1); |
|
500 |
itex2MML_free_string($1); |
|
501 |
}; |
|
502 |
||
503 |
closedTerm: array |
|
504 |
| unaryminus |
|
505 |
| unaryplus |
|
506 |
| mib |
|
507 |
| mi {
|
|
508 |
$$ = itex2MML_copy3("<mi>", $1, "</mi>");
|
|
509 |
itex2MML_free_string($1); |
|
510 |
} |
|
511 |
| mn {
|
|
512 |
$$ = itex2MML_copy3("<mn>", $1, "</mn>");
|
|
513 |
itex2MML_free_string($1); |
|
514 |
} |
|
515 |
| mo |
|
516 |
| tensor |
|
517 |
| multi |
|
518 |
| mfrac |
|
519 |
| binom |
|
520 |
| msqrt |
|
521 |
| mroot |
|
522 |
| munder |
|
523 |
| mover |
|
524 |
| bar |
|
525 |
| vec |
|
526 |
| hat |
|
527 |
| dot |
|
528 |
| ddot |
|
529 |
| check |
|
530 |
| tilde |
|
531 |
| moverbrace |
|
532 |
| munderbrace |
|
533 |
| munderover |
|
534 |
| emptymrow |
|
535 |
| displaystyle |
|
536 |
| textstyle |
|
537 |
| textsize |
|
538 |
| scriptsize |
|
539 |
| scriptscriptsize |
|
540 |
| italics |
|
541 |
| bold |
|
542 |
| roman |
|
543 |
| rmchars |
|
544 |
| bbold |
|
545 |
| frak |
|
546 |
| cal |
|
547 |
| space |
|
548 |
| textstring |
|
549 |
| thinspace |
|
550 |
| medspace |
|
551 |
| thickspace |
|
552 |
| quad |
|
553 |
| qquad |
|
554 |
| negspace |
|
555 |
| phantom |
|
556 |
| href |
|
557 |
| statusline |
|
558 |
| toggle |
|
559 |
| fghighlight |
|
560 |
| bghighlight |
|
561 |
| color |
|
562 |
| texover |
|
563 |
| MROWOPEN closedTerm MROWCLOSE {
|
|
564 |
$$ = itex2MML_copy_string($2); |
|
565 |
itex2MML_free_string($2); |
|
566 |
} |
|
567 |
| MROWOPEN compoundTermList MROWCLOSE {
|
|
568 |
$$ = itex2MML_copy3("<mrow>", $2, "</mrow>");
|
|
569 |
itex2MML_free_string($2); |
|
570 |
} |
|
571 |
| left compoundTermList right {
|
|
572 |
char * s1 = itex2MML_copy3("<mrow>", $1, $2);
|
|
573 |
$$ = itex2MML_copy3(s1, $3, "</mrow>"); |
|
574 |
itex2MML_free_string(s1); |
|
575 |
itex2MML_free_string($1); |
|
576 |
itex2MML_free_string($2); |
|
577 |
itex2MML_free_string($3); |
|
578 |
} |
|
579 |
| mathenv |
|
580 |
| substack |
|
581 |
| pmod |
|
582 |
| unrecognized; |
|
583 |
||
584 |
left: LEFT LEFTDELIM {
|
|
585 |
itex2MML_rowposn = 2; |
|
586 |
$$ = itex2MML_copy3("<mo>", $2, "</mo>");
|
|
587 |
itex2MML_free_string($2); |
|
588 |
} |
|
589 |
| LEFT OTHERDELIM {
|
|
590 |
itex2MML_rowposn = 2; |
|
591 |
$$ = itex2MML_copy3("<mo>", $2, "</mo>");
|
|
592 |
itex2MML_free_string($2); |
|
593 |
} |
|
594 |
| LEFT PERIODDELIM {
|
|
595 |
itex2MML_rowposn = 2; |
|
596 |
$$ = itex2MML_copy_string("");
|
|
597 |
itex2MML_free_string($2); |
|
598 |
}; |
|
599 |
||
600 |
right: RIGHT RIGHTDELIM {
|
|
601 |
$$ = itex2MML_copy3("<mo>", $2, "</mo>");
|
|
602 |
itex2MML_free_string($2); |
|
603 |
} |
|
604 |
| RIGHT OTHERDELIM {
|
|
605 |
$$ = itex2MML_copy3("<mo>", $2, "</mo>");
|
|
606 |
itex2MML_free_string($2); |
|
607 |
} |
|
608 |
| RIGHT PERIODDELIM {
|
|
609 |
$$ = itex2MML_copy_string("");
|
|
610 |
itex2MML_free_string($2); |
|
611 |
}; |
|
612 |
||
613 |
bigdelim: BIG LEFTDELIM {
|
|
614 |
itex2MML_rowposn = 2; |
|
615 |
$$ = itex2MML_copy3("<mo maxsize=\"1.2em\" minsize=\"1.2em\">", $2, "</mo>");
|
|
616 |
itex2MML_free_string($2); |
|
617 |
} |
|
618 |
| BIG RIGHTDELIM {
|
|
619 |
$$ = itex2MML_copy3("<mo maxsize=\"1.2em\" minsize=\"1.2em\">", $2, "</mo>");
|
|
620 |
itex2MML_free_string($2); |
|
621 |
} |
|
622 |
| BIG OTHERDELIM {
|
|
623 |
$$ = itex2MML_copy3("<mo maxsize=\"1.2em\" minsize=\"1.2em\">", $2, "</mo>");
|
|
624 |
itex2MML_free_string($2); |
|
625 |
} |
|
626 |
| BBIG LEFTDELIM {
|
|
627 |
itex2MML_rowposn = 2; |
|
628 |
$$ = itex2MML_copy3("<mo maxsize=\"1.8em\" minsize=\"1.8em\">", $2, "</mo>");
|
|
629 |
itex2MML_free_string($2); |
|
630 |
} |
|
631 |
| BBIG RIGHTDELIM {
|
|
632 |
$$ = itex2MML_copy3("<mo maxsize=\"1.8em\" minsize=\"1.8em\">", $2, "</mo>");
|
|
633 |
itex2MML_free_string($2); |
|
634 |
} |
|
635 |
| BBIG OTHERDELIM {
|
|
636 |
$$ = itex2MML_copy3("<mo maxsize=\"1.8em\" minsize=\"1.8em\">", $2, "</mo>");
|
|
637 |
itex2MML_free_string($2); |
|
638 |
} |
|
639 |
| BIGG LEFTDELIM {
|
|
640 |
itex2MML_rowposn = 2; |
|
641 |
$$ = itex2MML_copy3("<mo maxsize=\"2.4em\" minsize=\"2.4em\">", $2, "</mo>");
|
|
642 |
itex2MML_free_string($2); |
|
643 |
} |
|
644 |
| BIGG RIGHTDELIM {
|
|
645 |
$$ = itex2MML_copy3("<mo maxsize=\"2.4em\" minsize=\"2.4em\">", $2, "</mo>");
|
|
646 |
itex2MML_free_string($2); |
|
647 |
} |
|
648 |
| BIGG OTHERDELIM {
|
|
649 |
$$ = itex2MML_copy3("<mo maxsize=\"2.4em\" minsize=\"2.4em\">", $2, "</mo>");
|
|
650 |
itex2MML_free_string($2); |
|
651 |
} |
|
652 |
| BBIGG LEFTDELIM {
|
|
653 |
itex2MML_rowposn = 2; |
|
654 |
$$ = itex2MML_copy3("<mo maxsize=\"3em\" minsize=\"3em\">", $2, "</mo>");
|
|
655 |
itex2MML_free_string($2); |
|
656 |
} |
|
657 |
| BBIGG RIGHTDELIM {
|
|
658 |
$$ = itex2MML_copy3("<mo maxsize=\"3em\" minsize=\"3em\">", $2, "</mo>");
|
|
659 |
itex2MML_free_string($2); |
|
660 |
} |
|
661 |
| BBIGG OTHERDELIM {
|
|
662 |
$$ = itex2MML_copy3("<mo maxsize=\"3em\" minsize=\"3em\">", $2, "</mo>");
|
|
663 |
itex2MML_free_string($2); |
|
664 |
} |
|
665 |
BIGL LEFTDELIM {
|
|
666 |
itex2MML_rowposn = 2; |
|
667 |
$$ = itex2MML_copy3("<mo maxsize=\"1.2em\" minsize=\"1.2em\">", $2, "</mo>");
|
|
668 |
itex2MML_free_string($2); |
|
669 |
} |
|
670 |
| BIGL OTHERDELIM {
|
|
671 |
itex2MML_rowposn = 2; |
|
672 |
$$ = itex2MML_copy3("<mo maxsize=\"1.2em\" minsize=\"1.2em\">", $2, "</mo>");
|
|
673 |
itex2MML_free_string($2); |
|
674 |
} |
|
675 |
| BBIGL LEFTDELIM {
|
|
676 |
itex2MML_rowposn = 2; |
|
677 |
$$ = itex2MML_copy3("<mo maxsize=\"1.8em\" minsize=\"1.8em\">", $2, "</mo>");
|
|
678 |
itex2MML_free_string($2); |
|
679 |
} |
|
680 |
| BBIGL OTHERDELIM {
|
|
681 |
itex2MML_rowposn = 2; |
|
682 |
$$ = itex2MML_copy3("<mo maxsize=\"1.8em\" minsize=\"1.8em\">", $2, "</mo>");
|
|
683 |
itex2MML_free_string($2); |
|
684 |
} |
|
685 |
| BIGGL LEFTDELIM {
|
|
686 |
itex2MML_rowposn = 2; |
|
687 |
$$ = itex2MML_copy3("<mo maxsize=\"2.4em\" minsize=\"2.4em\">", $2, "</mo>");
|
|
688 |
itex2MML_free_string($2); |
|
689 |
} |
|
690 |
| BIGGL OTHERDELIM {
|
|
691 |
itex2MML_rowposn = 2; |
|
692 |
$$ = itex2MML_copy3("<mo maxsize=\"2.4em\" minsize=\"2.4em\">", $2, "</mo>");
|
|
693 |
itex2MML_free_string($2); |
|
694 |
} |
|
695 |
| BBIGGL LEFTDELIM {
|
|
696 |
itex2MML_rowposn = 2; |
|
697 |
$$ = itex2MML_copy3("<mo maxsize=\"3em\" minsize=\"3em\">", $2, "</mo>");
|
|
698 |
itex2MML_free_string($2); |
|
699 |
} |
|
700 |
| BBIGGL OTHERDELIM {
|
|
701 |
itex2MML_rowposn = 2; |
|
702 |
$$ = itex2MML_copy3("<mo maxsize=\"3em\" minsize=\"3em\">", $2, "</mo>");
|
|
703 |
itex2MML_free_string($2); |
|
704 |
}; |
|
705 |
||
706 |
unrecognized: UNKNOWNCHAR {
|
|
707 |
$$ = itex2MML_copy_string("<merror><mtext>Unknown character</mtext></merror>");
|
|
708 |
}; |
|
709 |
||
710 |
unaryminus: UNARYMINUS {
|
|
711 |
$$ = itex2MML_copy_string("<mo lspace=\"verythinmathspace\" rspace=\"0em\">−</mo>");
|
|
712 |
}; |
|
713 |
||
714 |
unaryplus: UNARYPLUS {
|
|
715 |
$$ = itex2MML_copy_string("<mo lspace=\"verythinmathspace\" rspace=\"0em\">+</mo>");
|
|
716 |
}; |
|
717 |
||
718 |
mi: MI; |
|
719 |
||
720 |
mib: MIB {
|
|
721 |
itex2MML_rowposn=2; |
|
722 |
$$ = itex2MML_copy3("<mi>", $1, "</mi>");
|
|
723 |
itex2MML_free_string($1); |
|
724 |
}; |
|
725 |
||
726 |
mn: MN; |
|
727 |
||
728 |
mob: MOB {
|
|
729 |
itex2MML_rowposn = 2; |
|
730 |
$$ = itex2MML_copy3("<mo lspace=\"thinmathspace\" rspace=\"thinmathspace\">", $1, "</mo>");
|
|
731 |
itex2MML_free_string($1); |
|
732 |
}; |
|
733 |
||
734 |
mo: mob |
|
735 |
| bigdelim |
|
736 |
| MO {
|
|
737 |
itex2MML_rowposn = 2; |
|
738 |
$$ = itex2MML_copy3("<mo>", $1, "</mo>");
|
|
739 |
itex2MML_free_string($1); |
|
740 |
} |
|
741 |
| MOL {
|
|
742 |
itex2MML_rowposn = 2; |
|
743 |
$$ = itex2MML_copy3("<mo>", $1, "</mo>");
|
|
744 |
itex2MML_free_string($1); |
|
745 |
} |
|
746 |
| RIGHTDELIM {
|
|
747 |
$$ = itex2MML_copy3("<mo stretchy=\"false\">", $1, "</mo>");
|
|
748 |
itex2MML_free_string($1); |
|
749 |
} |
|
750 |
| LEFTDELIM {
|
|
751 |
itex2MML_rowposn = 2; |
|
752 |
$$ = itex2MML_copy3("<mo stretchy=\"false\">", $1, "</mo>");
|
|
753 |
itex2MML_free_string($1); |
|
754 |
} |
|
755 |
| OTHERDELIM {
|
|
756 |
$$ = itex2MML_copy3("<mo stretchy=\"false\">", $1, "</mo>");
|
|
757 |
itex2MML_free_string($1); |
|
758 |
} |
|
759 |
| MOF {
|
|
760 |
$$ = itex2MML_copy3("<mo stretchy=\"false\">", $1, "</mo>");
|
|
761 |
itex2MML_free_string($1); |
|
762 |
} |
|
763 |
| PERIODDELIM {
|
|
764 |
$$ = itex2MML_copy3("<mo>", $1, "</mo>");
|
|
765 |
itex2MML_free_string($1); |
|
766 |
} |
|
767 |
| MOS {
|
|
768 |
itex2MML_rowposn=2; |
|
769 |
$$ = itex2MML_copy3("<mo lspace=\"mediummathspace\" rspace=\"mediummathspace\">", $1, "</mo>");
|
|
770 |
itex2MML_free_string($1); |
|
771 |
} |
|
772 |
| MOP {
|
|
773 |
itex2MML_rowposn = 2; |
|
774 |
$$ = itex2MML_copy3("<mo lspace=\"0em\" rspace=\"thinmathspace\">", $1, "</mo>");
|
|
775 |
itex2MML_free_string($1); |
|
776 |
} |
|
777 |
| MATHOP TEXTSTRING {
|
|
778 |
itex2MML_rowposn = 2; |
|
779 |
$$ = itex2MML_copy3("<mo lspace=\"0em\" rspace=\"thinmathspace\">", $2, "</mo>");
|
|
780 |
itex2MML_free_string($2); |
|
781 |
}; |
|
782 |
||
783 |
emptymrow: EMPTYMROW {
|
|
784 |
$$ = itex2MML_copy_string("<mrow></mrow>");
|
|
785 |
}; |
|
786 |
||
787 |
space: SPACE ST INTONE END ST INTTWO END ST INTTHREE END {
|
|
788 |
char * s1 = itex2MML_copy3("<mspace height=\"", $3, "ex\" depth=\"");
|
|
789 |
char * s2 = itex2MML_copy3($6, "ex\" width=\"", $9); |
|
790 |
$$ = itex2MML_copy3(s1, s2, "em\"></mspace>"); |
|
791 |
itex2MML_free_string(s1); |
|
792 |
itex2MML_free_string(s2); |
|
793 |
itex2MML_free_string($3); |
|
794 |
itex2MML_free_string($6); |
|
795 |
itex2MML_free_string($9); |
|
796 |
}; |
|
797 |
||
798 |
statusline: STATLINE TEXTSTRING closedTerm {
|
|
799 |
char * s1 = itex2MML_copy3("<maction actiontype=\"statusline\">", $3, "<mtext>");
|
|
800 |
$$ = itex2MML_copy3(s1, $2, "</mtext></maction>"); |
|
801 |
itex2MML_free_string(s1); |
|
802 |
itex2MML_free_string($2); |
|
803 |
itex2MML_free_string($3); |
|
804 |
}; |
|
805 |
||
806 |
toggle: TOGGLE closedTerm closedTerm {
|
|
807 |
char * s1 = itex2MML_copy3("<maction actiontype=\"toggle\" selection=\"2\">", $2, " ");
|
|
808 |
$$ = itex2MML_copy3(s1, $3, "</maction>"); |
|
809 |
itex2MML_free_string(s1); |
|
810 |
itex2MML_free_string($2); |
|
811 |
itex2MML_free_string($3); |
|
812 |
}; |
|
813 |
||
814 |
fghighlight: FGHIGHLIGHT ATTRLIST closedTerm {
|
|
815 |
char * s1 = itex2MML_copy3("<maction actiontype=\"highlight\" other='color=", $2, "'>");
|
|
816 |
$$ = itex2MML_copy3(s1, $3, "</maction>"); |
|
817 |
itex2MML_free_string(s1); |
|
818 |
itex2MML_free_string($2); |
|
819 |
itex2MML_free_string($3); |
|
820 |
}; |
|
821 |
||
822 |
bghighlight: BGHIGHLIGHT ATTRLIST closedTerm {
|
|
823 |
char * s1 = itex2MML_copy3("<maction actiontype=\"highlight\" other='background=", $2, "'>");
|
|
824 |
$$ = itex2MML_copy3(s1, $3, "</maction>"); |
|
825 |
itex2MML_free_string(s1); |
|
826 |
itex2MML_free_string($2); |
|
827 |
itex2MML_free_string($3); |
|
828 |
}; |
|
829 |
||
830 |
color: COLOR ATTRLIST compoundTermList {
|
|
831 |
char * s1 = itex2MML_copy3("<mstyle mathcolor=", $2, ">");
|
|
832 |
$$ = itex2MML_copy3(s1, $3, "</mstyle>"); |
|
833 |
itex2MML_free_string(s1); |
|
834 |
itex2MML_free_string($2); |
|
835 |
itex2MML_free_string($3); |
|
836 |
} |
|
837 |
| BGCOLOR ATTRLIST compoundTermList {
|
|
838 |
char * s1 = itex2MML_copy3("<mstyle mathbackground=", $2, ">");
|
|
839 |
$$ = itex2MML_copy3(s1, $3, "</mstyle>"); |
|
840 |
itex2MML_free_string(s1); |
|
841 |
itex2MML_free_string($2); |
|
842 |
itex2MML_free_string($3); |
|
843 |
}; |
|
844 |
||
845 |
textstring: TEXTBOX TEXTSTRING {
|
|
846 |
$$ = itex2MML_copy3("<mtext>", $2, "</mtext>");
|
|
847 |
itex2MML_free_string($2); |
|
848 |
}; |
|
849 |
||
850 |
displaystyle: DISPLAY closedTerm {
|
|
851 |
$$ = itex2MML_copy3("<mstyle displaystyle=\"true\">", $2, "</mstyle>");
|
|
852 |
itex2MML_free_string($2); |
|
853 |
}; |
|
854 |
||
855 |
textstyle: TEXTSTY closedTerm {
|
|
856 |
$$ = itex2MML_copy3("<mstyle displaystyle=\"false\">", $2, "</mstyle>");
|
|
857 |
itex2MML_free_string($2); |
|
858 |
}; |
|
859 |
||
860 |
textsize: TEXTSIZE closedTerm {
|
|
861 |
$$ = itex2MML_copy3("<mstyle scriptlevel=\"0\">", $2, "</mstyle>");
|
|
862 |
itex2MML_free_string($2); |
|
863 |
}; |
|
864 |
||
865 |
scriptsize: SCSIZE closedTerm {
|
|
866 |
$$ = itex2MML_copy3("<mstyle scriptlevel=\"1\">", $2, "</mstyle>");
|
|
867 |
itex2MML_free_string($2); |
|
868 |
}; |
|
869 |
||
870 |
scriptscriptsize: SCSCSIZE closedTerm {
|
|
871 |
$$ = itex2MML_copy3("<mstyle scriptlevel=\"2\">", $2, "</mstyle>");
|
|
872 |
itex2MML_free_string($2); |
|
873 |
}; |
|
874 |
||
875 |
italics: ITALICS closedTerm {
|
|
876 |
$$ = itex2MML_copy3("<mstyle mathvariant=\"italic\">", $2, "</mstyle>");
|
|
877 |
itex2MML_free_string($2); |
|
878 |
}; |
|
879 |
||
880 |
bold: BOLD closedTerm {
|
|
881 |
$$ = itex2MML_copy3("<mstyle mathvariant=\"bold\">", $2, "</mstyle>");
|
|
882 |
itex2MML_free_string($2); |
|
883 |
}; |
|
884 |
||
885 |
roman: RM ST rmchars END {
|
|
886 |
$$ = itex2MML_copy3("<mi mathvariant=\"normal\">", $3, "</mi>");
|
|
887 |
itex2MML_free_string($3); |
|
888 |
}; |
|
889 |
||
890 |
rmchars: RMCHAR {
|
|
891 |
$$ = itex2MML_copy_string($1); |
|
892 |
itex2MML_free_string($1); |
|
893 |
} |
|
894 |
| rmchars RMCHAR {
|
|
895 |
$$ = itex2MML_copy2($1, $2); |
|
896 |
itex2MML_free_string($1); |
|
897 |
itex2MML_free_string($2); |
|
898 |
}; |
|
899 |
||
900 |
bbold: BB ST bbletters END {
|
|
901 |
$$ = itex2MML_copy3("<mi>", $3, "</mi>");
|
|
902 |
itex2MML_free_string($3); |
|
903 |
}; |
|
904 |
||
905 |
bbletters: bbletter {
|
|
906 |
$$ = itex2MML_copy_string($1); |
|
907 |
itex2MML_free_string($1); |
|
908 |
} |
|
909 |
| bbletters bbletter {
|
|
910 |
$$ = itex2MML_copy2($1, $2); |
|
911 |
itex2MML_free_string($1); |
|
912 |
itex2MML_free_string($2); |
|
913 |
}; |
|
914 |
||
915 |
bbletter: BBLOWERCHAR {
|
|
916 |
$$ = itex2MML_copy_string($1); |
|
917 |
itex2MML_free_string($1); |
|
918 |
} |
|
919 |
| BBUPPERCHAR {
|
|
920 |
$$ = itex2MML_copy3("&", $1, "opf;");
|
|
921 |
itex2MML_free_string($1); |
|
922 |
}; |
|
923 |
||
924 |
frak: FRAK ST frakletters END {
|
|
925 |
$$ = itex2MML_copy3("<mi>", $3, "</mi>");
|
|
926 |
itex2MML_free_string($3); |
|
927 |
}; |
|
928 |
||
929 |
frakletters: frakletter {
|
|
930 |
$$ = itex2MML_copy_string($1); |
|
931 |
itex2MML_free_string($1); |
|
932 |
} |
|
933 |
| frakletters frakletter {
|
|
934 |
$$ = itex2MML_copy2($1, $2); |
|
935 |
itex2MML_free_string($1); |
|
936 |
itex2MML_free_string($2); |
|
937 |
}; |
|
938 |
||
939 |
frakletter: FRAKCHAR {
|
|
940 |
$$ = itex2MML_copy3("&", $1, "fr;");
|
|
941 |
itex2MML_free_string($1); |
|
942 |
}; |
|
943 |
||
944 |
cal: CAL ST calletters END {
|
|
945 |
$$ = itex2MML_copy3("<mi>", $3, "</mi>");
|
|
946 |
itex2MML_free_string($3); |
|
947 |
}; |
|
948 |
||
949 |
calletters: calletter {
|
|
950 |
$$ = itex2MML_copy_string($1); |
|
951 |
itex2MML_free_string($1); |
|
952 |
} |
|
953 |
| calletters calletter {
|
|
954 |
$$ = itex2MML_copy2($1, $2); |
|
955 |
itex2MML_free_string($1); |
|
956 |
itex2MML_free_string($2); |
|
957 |
}; |
|
958 |
||
959 |
calletter: CALCHAR {
|
|
960 |
$$ = itex2MML_copy3("&", $1, "scr;");
|
|
961 |
itex2MML_free_string($1); |
|
962 |
}; |
|
963 |
||
964 |
thinspace: THINSPACE {
|
|
965 |
$$ = itex2MML_copy_string("<mspace width=\"thinmathspace\"></mspace>");
|
|
966 |
}; |
|
967 |
||
968 |
medspace: MEDSPACE {
|
|
969 |
$$ = itex2MML_copy_string("<mspace width=\"mediummathspace\"></mspace>");
|
|
970 |
}; |
|
971 |
||
972 |
thickspace: THICKSPACE {
|
|
973 |
$$ = itex2MML_copy_string("<mspace width=\"thickmathspace\"></mspace>");
|
|
974 |
}; |
|
975 |
||
976 |
quad: QUAD {
|
|
977 |
$$ = itex2MML_copy_string("<mspace width=\"1em\"></mspace>");
|
|
978 |
}; |
|
979 |
||
980 |
qquad: QQUAD {
|
|
981 |
$$ = itex2MML_copy_string("<mspace width=\"2em\"></mspace>");
|
|
982 |
}; |
|
983 |
||
984 |
negspace: NEGSPACE {
|
|
985 |
$$ = itex2MML_copy_string("<mspace width=\"-0.1667 em\"></mspace>");
|
|
986 |
}; |
|
987 |
||
988 |
phantom: PHANTOM closedTerm {
|
|
989 |
$$ = itex2MML_copy3("<mphantom>", $2, "</mphantom>");
|
|
990 |
itex2MML_free_string($2); |
|
991 |
}; |
|
992 |
||
993 |
href: HREF TEXTSTRING closedTerm {
|
|
994 |
char * s1 = itex2MML_copy3("<mrow xmlns:xlink=\"http://www.w3.org/1999/xlink\" xlink:type=\"simple\" xlink:href=\"", $2, "\">");
|
|
995 |
$$ = itex2MML_copy3(s1, $3, "</mrow>"); |
|
996 |
itex2MML_free_string(s1); |
|
997 |
itex2MML_free_string($2); |
|
998 |
itex2MML_free_string($3); |
|
999 |
}; |
|
1000 |
||
1001 |
tensor: TENSOR closedTerm MROWOPEN subsupList MROWCLOSE {
|
|
1002 |
char * s1 = itex2MML_copy3("<mmultiscripts>", $2, $4);
|
|
1003 |
$$ = itex2MML_copy2(s1, "</mmultiscripts>"); |
|
1004 |
itex2MML_free_string(s1); |
|
1005 |
itex2MML_free_string($2); |
|
1006 |
itex2MML_free_string($4); |
|
1007 |
} |
|
1008 |
| TENSOR closedTerm subsupList {
|
|
1009 |
char * s1 = itex2MML_copy3("<mmultiscripts>", $2, $3);
|
|
1010 |
$$ = itex2MML_copy2(s1, "</mmultiscripts>"); |
|
1011 |
itex2MML_free_string(s1); |
|
1012 |
itex2MML_free_string($2); |
|
1013 |
itex2MML_free_string($3); |
|
1014 |
}; |
|
1015 |
||
1016 |
multi: MULTI MROWOPEN subsupList MROWCLOSE closedTerm MROWOPEN subsupList MROWCLOSE {
|
|
1017 |
char * s1 = itex2MML_copy3("<mmultiscripts>", $5, $7);
|
|
1018 |
char * s2 = itex2MML_copy3("<mprescripts></mprescripts>", $3, "</mmultiscripts>");
|
|
1019 |
$$ = itex2MML_copy2(s1, s2); |
|
1020 |
itex2MML_free_string(s1); |
|
1021 |
itex2MML_free_string(s2); |
|
1022 |
itex2MML_free_string($3); |
|
1023 |
itex2MML_free_string($5); |
|
1024 |
itex2MML_free_string($7); |
|
1025 |
} |
|
1026 |
| MULTI MROWOPEN subsupList MROWCLOSE closedTerm EMPTYMROW {
|
|
1027 |
char * s1 = itex2MML_copy2("<mmultiscripts>", $5);
|
|
1028 |
char * s2 = itex2MML_copy3("<mprescripts></mprescripts>", $3, "</mmultiscripts>");
|
|
1029 |
$$ = itex2MML_copy2(s1, s2); |
|
1030 |
itex2MML_free_string(s1); |
|
1031 |
itex2MML_free_string(s2); |
|
1032 |
itex2MML_free_string($3); |
|
1033 |
itex2MML_free_string($5); |
|
1034 |
} |
|
1035 |
| MULTI EMPTYMROW closedTerm MROWOPEN subsupList MROWCLOSE {
|
|
1036 |
char * s1 = itex2MML_copy3("<mmultiscripts>", $3, $5);
|
|
1037 |
$$ = itex2MML_copy2(s1, "</mmultiscripts>"); |
|
1038 |
itex2MML_free_string(s1); |
|
1039 |
itex2MML_free_string($3); |
|
1040 |
itex2MML_free_string($5); |
|
1041 |
}; |
|
1042 |
||
1043 |
subsupList: subsupTerm {
|
|
1044 |
$$ = itex2MML_copy_string($1); |
|
1045 |
itex2MML_free_string($1); |
|
1046 |
} |
|
1047 |
| subsupList subsupTerm {
|
|
1048 |
$$ = itex2MML_copy3($1, " ", $2); |
|
1049 |
itex2MML_free_string($1); |
|
1050 |
itex2MML_free_string($2); |
|
1051 |
}; |
|
1052 |
||
1053 |
subsupTerm: SUB closedTerm SUP closedTerm {
|
|
1054 |
$$ = itex2MML_copy3($2, " ", $4); |
|
1055 |
itex2MML_free_string($2); |
|
1056 |
itex2MML_free_string($4); |
|
1057 |
} |
|
1058 |
| SUB closedTerm {
|
|
1059 |
$$ = itex2MML_copy2($2, " <none></none>"); |
|
1060 |
itex2MML_free_string($2); |
|
1061 |
} |
|
1062 |
| SUP closedTerm {
|
|
1063 |
$$ = itex2MML_copy2("<none></none> ", $2);
|
|
1064 |
itex2MML_free_string($2); |
|
1065 |
} |
|
1066 |
| SUB SUP closedTerm {
|
|
1067 |
$$ = itex2MML_copy2("<none></none> ", $3);
|
|
1068 |
itex2MML_free_string($3); |
|
1069 |
}; |
|
1070 |
||
1071 |
mfrac: FRAC closedTerm closedTerm {
|
|
1072 |
char * s1 = itex2MML_copy3("<mfrac>", $2, $3);
|
|
1073 |
$$ = itex2MML_copy2(s1, "</mfrac>"); |
|
1074 |
itex2MML_free_string(s1); |
|
1075 |
itex2MML_free_string($2); |
|
1076 |
itex2MML_free_string($3); |
|
1077 |
} |
|
1078 |
| TFRAC closedTerm closedTerm {
|
|
1079 |
char * s1 = itex2MML_copy3("<mstyle displaystyle=\"false\"><mfrac>", $2, $3);
|
|
1080 |
$$ = itex2MML_copy2(s1, "</mfrac></mstyle>"); |
|
1081 |
itex2MML_free_string(s1); |
|
1082 |
itex2MML_free_string($2); |
|
1083 |
itex2MML_free_string($3); |
|
1084 |
}; |
|
1085 |
||
1086 |
pmod: PMOD closedTerm {
|
|
1087 |
$$ = itex2MML_copy3( "<mo lspace=\"mediummathspace\">(</mo><mo rspace=\"thinmathspace\">mod</mo>", $2, "<mo rspace=\"mediummathspace\">)</mo>"); |
|
1088 |
itex2MML_free_string($2); |
|
1089 |
} |
|
1090 |
||
1091 |
texover: MROWOPEN compoundTermList TEXOVER compoundTermList MROWCLOSE {
|
|
1092 |
char * s1 = itex2MML_copy3("<mfrac><mrow>", $2, "</mrow><mrow>");
|
|
1093 |
$$ = itex2MML_copy3(s1, $4, "</mrow></mfrac>"); |
|
1094 |
itex2MML_free_string(s1); |
|
1095 |
itex2MML_free_string($2); |
|
1096 |
itex2MML_free_string($4); |
|
1097 |
} |
|
1098 |
| left compoundTermList TEXOVER compoundTermList right {
|
|
1099 |
char * s1 = itex2MML_copy3("<mrow>", $1, "<mfrac><mrow>");
|
|
1100 |
char * s2 = itex2MML_copy3($2, "</mrow><mrow>", $4); |
|
1101 |
char * s3 = itex2MML_copy3("</mrow></mfrac>", $5, "</mrow>");
|
|
1102 |
$$ = itex2MML_copy3(s1, s2, s3); |
|
1103 |
itex2MML_free_string(s1); |
|
1104 |
itex2MML_free_string(s2); |
|
1105 |
itex2MML_free_string(s3); |
|
1106 |
itex2MML_free_string($1); |
|
1107 |
itex2MML_free_string($2); |
|
1108 |
itex2MML_free_string($4); |
|
1109 |
itex2MML_free_string($5); |
|
1110 |
}; |
|
1111 |
||
1112 |
binom: BINOM closedTerm closedTerm {
|
|
1113 |
char * s1 = itex2MML_copy3("<mfrac linethickness=\"0\">", $2, $3);
|
|
1114 |
$$ = itex2MML_copy2(s1, "</mfrac>"); |
|
1115 |
itex2MML_free_string(s1); |
|
1116 |
itex2MML_free_string($2); |
|
1117 |
itex2MML_free_string($3); |
|
1118 |
}; |
|
1119 |
||
1120 |
munderbrace: UNDERBRACE closedTerm {
|
|
1121 |
$$ = itex2MML_copy3("<munder>", $2, "<mo>⏟</mo></munder>");
|
|
1122 |
itex2MML_free_string($2); |
|
1123 |
}; |
|
1124 |
||
1125 |
moverbrace: OVERBRACE closedTerm {
|
|
1126 |
$$ = itex2MML_copy3("<mover>", $2, "<mo>⏞</mo></mover>");
|
|
1127 |
itex2MML_free_string($2); |
|
1128 |
}; |
|
1129 |
||
1130 |
bar: BAR closedTerm {
|
|
1131 |
$$ = itex2MML_copy3("<mover>", $2, "<mo stretchy=\"false\">‾</mo></mover>");
|
|
1132 |
itex2MML_free_string($2); |
|
1133 |
} |
|
1134 |
| WIDEBAR closedTerm {
|
|
1135 |
$$ = itex2MML_copy3("<mover>", $2, "<mo>‾</mo></mover>");
|
|
1136 |
itex2MML_free_string($2); |
|
1137 |
}; |
|
1138 |
||
1139 |
vec: VEC closedTerm {
|
|
1140 |
$$ = itex2MML_copy3("<mover>", $2, "<mo stretchy=\"false\">⇀</mo></mover>");
|
|
1141 |
itex2MML_free_string($2); |
|
1142 |
} |
|
1143 |
| WIDEVEC closedTerm {
|
|
1144 |
$$ = itex2MML_copy3("<mover>", $2, "<mo>⇀</mo></mover>");
|
|
1145 |
itex2MML_free_string($2); |
|
1146 |
}; |
|
1147 |
||
1148 |
dot: DOT closedTerm {
|
|
1149 |
$$ = itex2MML_copy3("<mover>", $2, "<mo>˙</mo></mover>");
|
|
1150 |
itex2MML_free_string($2); |
|
1151 |
}; |
|
1152 |
||
1153 |
ddot: DDOT closedTerm {
|
|
1154 |
$$ = itex2MML_copy3("<mover>", $2, "<mo>¨</mo></mover>");
|
|
1155 |
itex2MML_free_string($2); |
|
1156 |
}; |
|
1157 |
||
1158 |
tilde: TILDE closedTerm {
|
|
1159 |
$$ = itex2MML_copy3("<mover>", $2, "<mo stretchy=\"false\">˜</mo></mover>");
|
|
1160 |
itex2MML_free_string($2); |
|
1161 |
} |
|
1162 |
| WIDETILDE closedTerm {
|
|
1163 |
$$ = itex2MML_copy3("<mover>", $2, "<mo>˜</mo></mover>");
|
|
1164 |
itex2MML_free_string($2); |
|
1165 |
}; |
|
1166 |
||
1167 |
check: CHECK closedTerm {
|
|
1168 |
$$ = itex2MML_copy3("<mover>", $2, "<mo stretchy=\"false\">¯</mo></mover>");
|
|
1169 |
itex2MML_free_string($2); |
|
1170 |
} |
|
1171 |
| WIDECHECK closedTerm {
|
|
1172 |
$$ = itex2MML_copy3("<mover>", $2, "<mo>¯</mo></mover>");
|
|
1173 |
itex2MML_free_string($2); |
|
1174 |
}; |
|
1175 |
||
1176 |
hat: HAT closedTerm {
|
|
1177 |
$$ = itex2MML_copy3("<mover>", $2, "<mo stretchy=\"false\">̂</mo></mover>");
|
|
1178 |
itex2MML_free_string($2); |
|
1179 |
} |
|
1180 |
| WIDEHAT closedTerm {
|
|
1181 |
$$ = itex2MML_copy3("<mover>", $2, "<mo>̂</mo></mover>");
|
|
1182 |
itex2MML_free_string($2); |
|
1183 |
}; |
|
1184 |
||
1185 |
msqrt: SQRT closedTerm {
|
|
1186 |
$$ = itex2MML_copy3("<msqrt>", $2, "</msqrt>");
|
|
1187 |
itex2MML_free_string($2); |
|
1188 |
}; |
|
1189 |
||
1190 |
mroot: ROOT closedTerm closedTerm {
|
|
1191 |
char * s1 = itex2MML_copy3("<mroot>", $3, $2);
|
|
1192 |
$$ = itex2MML_copy2(s1, "</mroot>"); |
|
1193 |
itex2MML_free_string(s1); |
|
1194 |
itex2MML_free_string($2); |
|
1195 |
itex2MML_free_string($3); |
|
1196 |
}; |
|
1197 |
||
1198 |
munder: UNDER closedTerm closedTerm {
|
|
1199 |
char * s1 = itex2MML_copy3("<munder>", $3, $2);
|
|
1200 |
$$ = itex2MML_copy2(s1, "</munder>"); |
|
1201 |
itex2MML_free_string(s1); |
|
1202 |
itex2MML_free_string($2); |
|
1203 |
itex2MML_free_string($3); |
|
1204 |
}; |
|
1205 |
||
1206 |
mover: OVER closedTerm closedTerm {
|
|
1207 |
char * s1 = itex2MML_copy3("<mover>", $3, $2);
|
|
1208 |
$$ = itex2MML_copy2(s1, "</mover>"); |
|
1209 |
itex2MML_free_string(s1); |
|
1210 |
itex2MML_free_string($2); |
|
1211 |
itex2MML_free_string($3); |
|
1212 |
}; |
|
1213 |
||
1214 |
munderover: UNDEROVER closedTerm closedTerm closedTerm {
|
|
1215 |
char * s1 = itex2MML_copy3("<munderover>", $4, $2);
|
|
1216 |
$$ = itex2MML_copy3(s1, $3, "</munderover>"); |
|
1217 |
itex2MML_free_string(s1); |
|
1218 |
itex2MML_free_string($2); |
|
1219 |
itex2MML_free_string($3); |
|
1220 |
itex2MML_free_string($4); |
|
1221 |
}; |
|
1222 |
||
1223 |
mathenv: BEGINENV MATRIX tableRowList ENDENV MATRIX {
|
|
1224 |
$$ = itex2MML_copy3("<mrow><mtable rowspacing=\"0.5ex\">", $3, "</mtable></mrow>");
|
|
1225 |
itex2MML_free_string($3); |
|
1226 |
} |
|
1227 |
| BEGINENV PMATRIX tableRowList ENDENV PMATRIX {
|
|
1228 |
$$ = itex2MML_copy3("<mrow><mo>(</mo><mrow><mtable rowspacing=\"0.5ex\">", $3, "</mtable></mrow><mo>)</mo></mrow>");
|
|
1229 |
itex2MML_free_string($3); |
|
1230 |
} |
|
1231 |
| BEGINENV BMATRIX tableRowList ENDENV BMATRIX {
|
|
1232 |
$$ = itex2MML_copy3("<mrow><mo>[</mo><mrow><mtable rowspacing=\"0.5ex\">", $3, "</mtable></mrow><mo>]</mo></mrow>");
|
|
1233 |
itex2MML_free_string($3); |
|
1234 |
} |
|
1235 |
| BEGINENV VMATRIX tableRowList ENDENV VMATRIX {
|
|
1236 |
$$ = itex2MML_copy3("<mrow><mo>∣</mo><mrow><mtable rowspacing=\"0.5ex\">", $3, "</mtable></mrow><mo>∣</mo></mrow>");
|
|
1237 |
itex2MML_free_string($3); |
|
1238 |
} |
|
1239 |
| BEGINENV BBMATRIX tableRowList ENDENV BBMATRIX {
|
|
1240 |
$$ = itex2MML_copy3("<mrow><mo>{</mo><mrow><mtable rowspacing=\"0.5ex\">", $3, "</mtable></mrow><mo>}</mo></mrow>");
|
|
1241 |
itex2MML_free_string($3); |
|
1242 |
} |
|
1243 |
| BEGINENV VVMATRIX tableRowList ENDENV VVMATRIX {
|
|
1244 |
$$ = itex2MML_copy3("<mrow><mo>∥</mo><mrow><mtable rowspacing=\"0.5ex\">", $3, "</mtable></mrow><mo>∥</mo></mrow>");
|
|
1245 |
itex2MML_free_string($3); |
|
1246 |
} |
|
1247 |
| BEGINENV SMALLMATRIX tableRowList ENDENV SMALLMATRIX {
|
|
1248 |
$$ = itex2MML_copy3("<mstyle scriptlevel=\"2\"><mrow><mtable rowspacing=\"0.5ex\">", $3, "</mtable></mrow></mstyle>");
|
|
1249 |
itex2MML_free_string($3); |
|
1250 |
} |
|
1251 |
| BEGINENV CASES tableRowList ENDENV CASES {
|
|
1252 |
$$ = itex2MML_copy3("<mrow><mo>{</mo><mrow><mtable columnalign=\"left left\">", $3, "</mtable></mrow></mrow>");
|
|
1253 |
itex2MML_free_string($3); |
|
1254 |
} |
|
1255 |
| BEGINENV ALIGNED tableRowList ENDENV ALIGNED {
|
|
1256 |
$$ = itex2MML_copy3("<mrow><mtable columnalign=\"right left\">", $3, "</mtable></mrow>");
|
|
1257 |
itex2MML_free_string($3); |
|
1258 |
}; |
|
1259 |
||
1260 |
substack: SUBSTACK MROWOPEN tableRowList MROWCLOSE {
|
|
1261 |
$$ = itex2MML_copy3("<mrow><mtable columnalign=\"center\" rowspacing=\"0.5ex\">", $3, "</mtable></mrow>");
|
|
1262 |
itex2MML_free_string($3); |
|
1263 |
}; |
|
1264 |
||
1265 |
array: ARRAY MROWOPEN tableRowList MROWCLOSE {
|
|
1266 |
$$ = itex2MML_copy3("<mrow><mtable>", $3, "</mtable></mrow>");
|
|
1267 |
itex2MML_free_string($3); |
|
1268 |
} |
|
1269 |
| ARRAY MROWOPEN ARRAYOPTS MROWOPEN arrayopts MROWCLOSE tableRowList MROWCLOSE {
|
|
1270 |
char * s1 = itex2MML_copy3("<mrow><mtable ", $5, ">");
|
|
1271 |
$$ = itex2MML_copy3(s1, $7, "</mtable></mrow>"); |
|
1272 |
itex2MML_free_string(s1); |
|
1273 |
itex2MML_free_string($5); |
|
1274 |
itex2MML_free_string($7); |
|
1275 |
}; |
|
1276 |
||
1277 |
arrayopts: anarrayopt {
|
|
1278 |
$$ = itex2MML_copy_string($1); |
|
1279 |
itex2MML_free_string($1); |
|
1280 |
} |
|
1281 |
| arrayopts anarrayopt {
|
|
1282 |
$$ = itex2MML_copy3($1, " ", $2); |
|
1283 |
itex2MML_free_string($1); |
|
1284 |
itex2MML_free_string($2); |
|
1285 |
}; |
|
1286 |
||
1287 |
anarrayopt: collayout {
|
|
1288 |
$$ = itex2MML_copy_string($1); |
|
1289 |
itex2MML_free_string($1); |
|
1290 |
} |
|
1291 |
| colalign {
|
|
1292 |
$$ = itex2MML_copy_string($1); |
|
1293 |
itex2MML_free_string($1); |
|
1294 |
} |
|
1295 |
| rowalign {
|
|
1296 |
$$ = itex2MML_copy_string($1); |
|
1297 |
itex2MML_free_string($1); |
|
1298 |
} |
|
1299 |
| align {
|
|
1300 |
$$ = itex2MML_copy_string($1); |
|
1301 |
itex2MML_free_string($1); |
|
1302 |
} |
|
1303 |
| eqrows {
|
|
1304 |
$$ = itex2MML_copy_string($1); |
|
1305 |
itex2MML_free_string($1); |
|
1306 |
} |
|
1307 |
| eqcols {
|
|
1308 |
$$ = itex2MML_copy_string($1); |
|
1309 |
itex2MML_free_string($1); |
|
1310 |
} |
|
1311 |
| rowlines {
|
|
1312 |
$$ = itex2MML_copy_string($1); |
|
1313 |
itex2MML_free_string($1); |
|
1314 |
} |
|
1315 |
| collines {
|
|
1316 |
$$ = itex2MML_copy_string($1); |
|
1317 |
itex2MML_free_string($1); |
|
1318 |
} |
|
1319 |
| frame {
|
|
1320 |
$$ = itex2MML_copy_string($1); |
|
1321 |
itex2MML_free_string($1); |
|
1322 |
} |
|
1323 |
| padding {
|
|
1324 |
$$ = itex2MML_copy_string($1); |
|
1325 |
itex2MML_free_string($1); |
|
1326 |
}; |
|
1327 |
||
1328 |
collayout: COLLAYOUT ATTRLIST {
|
|
1329 |
$$ = itex2MML_copy2("columnalign=", $2);
|
|
1330 |
itex2MML_free_string($2); |
|
1331 |
}; |
|
1332 |
||
1333 |
colalign: COLALIGN ATTRLIST {
|
|
1334 |
$$ = itex2MML_copy2("columnalign=", $2);
|
|
1335 |
itex2MML_free_string($2); |
|
1336 |
}; |
|
1337 |
||
1338 |
rowalign: ROWALIGN ATTRLIST {
|
|
1339 |
$$ = itex2MML_copy2("rowalign=", $2);
|
|
1340 |
itex2MML_free_string($2); |
|
1341 |
}; |
|
1342 |
||
1343 |
align: ALIGN ATTRLIST {
|
|
1344 |
$$ = itex2MML_copy2("align=", $2);
|
|
1345 |
itex2MML_free_string($2); |
|
1346 |
}; |
|
1347 |
||
1348 |
eqrows: EQROWS ATTRLIST {
|
|
1349 |
$$ = itex2MML_copy2("equalrows=", $2);
|
|
1350 |
itex2MML_free_string($2); |
|
1351 |
}; |
|
1352 |
||
1353 |
eqcols: EQCOLS ATTRLIST {
|
|
1354 |
$$ = itex2MML_copy2("equalcolumns=", $2);
|
|
1355 |
itex2MML_free_string($2); |
|
1356 |
}; |
|
1357 |
||
1358 |
rowlines: ROWLINES ATTRLIST {
|
|
1359 |
$$ = itex2MML_copy2("rowlines=", $2);
|
|
1360 |
itex2MML_free_string($2); |
|
1361 |
}; |
|
1362 |
||
1363 |
collines: COLLINES ATTRLIST {
|
|
1364 |
$$ = itex2MML_copy2("columnlines=", $2);
|
|
1365 |
itex2MML_free_string($2); |
|
1366 |
}; |
|
1367 |
||
1368 |
frame: FRAME ATTRLIST {
|
|
1369 |
$$ = itex2MML_copy2("frame=", $2);
|
|
1370 |
itex2MML_free_string($2); |
|
1371 |
}; |
|
1372 |
||
1373 |
padding: PADDING ATTRLIST {
|
|
1374 |
char * s1 = itex2MML_copy3("rowspacing=", $2, " columnspacing=");
|
|
1375 |
$$ = itex2MML_copy2(s1, $2); |
|
1376 |
itex2MML_free_string(s1); |
|
1377 |
itex2MML_free_string($2); |
|
1378 |
}; |
|
1379 |
||
1380 |
tableRowList: tableRow {
|
|
1381 |
$$ = itex2MML_copy_string($1); |
|
1382 |
itex2MML_free_string($1); |
|
1383 |
} |
|
1384 |
| tableRowList ROWSEP tableRow {
|
|
1385 |
$$ = itex2MML_copy3($1, " ", $3); |
|
1386 |
itex2MML_free_string($1); |
|
1387 |
itex2MML_free_string($3); |
|
1388 |
}; |
|
1389 |
||
1390 |
tableRow: simpleTableRow {
|
|
1391 |
$$ = itex2MML_copy3("<mtr>", $1, "</mtr>");
|
|
1392 |
itex2MML_free_string($1); |
|
1393 |
} |
|
1394 |
| optsTableRow {
|
|
1395 |
$$ = itex2MML_copy_string($1); |
|
1396 |
itex2MML_free_string($1); |
|
1397 |
}; |
|
1398 |
||
1399 |
simpleTableRow: tableCell {
|
|
1400 |
$$ = itex2MML_copy_string($1); |
|
1401 |
itex2MML_free_string($1); |
|
1402 |
} |
|
1403 |
| simpleTableRow COLSEP tableCell {
|
|
1404 |
$$ = itex2MML_copy3($1, " ", $3); |
|
1405 |
itex2MML_free_string($1); |
|
1406 |
itex2MML_free_string($3); |
|
1407 |
}; |
|
1408 |
||
1409 |
optsTableRow: ROWOPTS MROWOPEN rowopts MROWCLOSE simpleTableRow {
|
|
1410 |
char * s1 = itex2MML_copy3("<mtr ", $3, ">");
|
|
1411 |
$$ = itex2MML_copy3(s1, $5, "</mtr>"); |
|
1412 |
itex2MML_free_string(s1); |
|
1413 |
itex2MML_free_string($3); |
|
1414 |
itex2MML_free_string($5); |
|
1415 |
}; |
|
1416 |
||
1417 |
rowopts: arowopt {
|
|
1418 |
$$ = itex2MML_copy_string($1); |
|
1419 |
itex2MML_free_string($1); |
|
1420 |
} |
|
1421 |
| rowopts arowopt {
|
|
1422 |
$$ = itex2MML_copy3($1, " ", $2); |
|
1423 |
itex2MML_free_string($1); |
|
1424 |
itex2MML_free_string($2); |
|
1425 |
}; |
|
1426 |
||
1427 |
arowopt: colalign {
|
|
1428 |
$$ = itex2MML_copy_string($1); |
|
1429 |
itex2MML_free_string($1); |
|
1430 |
} |
|
1431 |
| rowalign {
|
|
1432 |
$$ = itex2MML_copy_string($1); |
|
1433 |
itex2MML_free_string($1); |
|
1434 |
}; |
|
1435 |
||
1436 |
tableCell: {
|
|
1437 |
$$ = itex2MML_copy_string("<mtd></mtd>");
|
|
1438 |
} |
|
1439 |
| compoundTermList {
|
|
1440 |
$$ = itex2MML_copy3("<mtd>", $1, "</mtd>");
|
|
1441 |
itex2MML_free_string($1); |
|
1442 |
} |
|
1443 |
| CELLOPTS MROWOPEN cellopts MROWCLOSE compoundTermList {
|
|
1444 |
char * s1 = itex2MML_copy3("<mtd ", $3, ">");
|
|
1445 |
$$ = itex2MML_copy3(s1, $5, "</mtd>"); |
|
1446 |
itex2MML_free_string(s1); |
|
1447 |
itex2MML_free_string($3); |
|
1448 |
itex2MML_free_string($5); |
|
1449 |
}; |
|
1450 |
||
1451 |
cellopts: acellopt {
|
|
1452 |
$$ = itex2MML_copy_string($1); |
|
1453 |
itex2MML_free_string($1); |
|
1454 |
} |
|
1455 |
| cellopts acellopt {
|
|
1456 |
$$ = itex2MML_copy3($1, " ", $2); |
|
1457 |
itex2MML_free_string($1); |
|
1458 |
itex2MML_free_string($2); |
|
1459 |
}; |
|
1460 |
||
1461 |
acellopt: colalign {
|
|
1462 |
$$ = itex2MML_copy_string($1); |
|
1463 |
itex2MML_free_string($1); |
|
1464 |
} |
|
1465 |
| rowalign {
|
|
1466 |
$$ = itex2MML_copy_string($1); |
|
1467 |
itex2MML_free_string($1); |
|
1468 |
} |
|
1469 |
| rowspan {
|
|
1470 |
$$ = itex2MML_copy_string($1); |
|
1471 |
itex2MML_free_string($1); |
|
1472 |
} |
|
1473 |
| colspan {
|
|
1474 |
$$ = itex2MML_copy_string($1); |
|
1475 |
itex2MML_free_string($1); |
|
1476 |
}; |
|
1477 |
||
1478 |
rowspan: ROWSPAN ATTRLIST {
|
|
1479 |
$$ = itex2MML_copy2("rowspan=", $2);
|
|
1480 |
itex2MML_free_string($2); |
|
1481 |
}; |
|
1482 |
||
1483 |
colspan: COLSPAN ATTRLIST {
|
|
1484 |
$$ = itex2MML_copy2("colspan=", $2);
|
|
1485 |
itex2MML_free_string($2); |
|
1486 |
}; |
|
1487 |
||
1488 |
%% |
|
1489 |
||
1490 |
char * itex2MML_parse (const char * buffer, unsigned long length) |
|
1491 |
{
|
|
1492 |
char * mathml = 0; |
|
1493 |
||
1494 |
int result; |
|
1495 |
||
1496 |
itex2MML_setup (buffer, length); |
|
1497 |
itex2MML_restart (); |
|
1498 |
||
1499 |
result = itex2MML_yyparse (&mathml); |
|
1500 |
||
1501 |
if (result && mathml) /* shouldn't happen? */ |
|
1502 |
{
|
|
1503 |
itex2MML_free_string (mathml); |
|
1504 |
mathml = 0; |
|
1505 |
} |
|
1506 |
return mathml; |
|
1507 |
} |
|
1508 |
||
1509 |
int itex2MML_filter (const char * buffer, unsigned long length) |
|
1510 |
{
|
|
1511 |
itex2MML_setup (buffer, length); |
|
1512 |
itex2MML_restart (); |
|
1513 |
||
1514 |
return itex2MML_yyparse (0); |
|
1515 |
} |
|
1516 |
||
1517 |
#define ITEX_DELIMITER_DOLLAR 0 |
|
1518 |
#define ITEX_DELIMITER_DOUBLE 1 |
|
1519 |
#define ITEX_DELIMITER_SQUARE 2 |
|
1520 |
||
1521 |
static char * itex2MML_last_error = 0; |
|
1522 |
||
1523 |
static void itex2MML_keep_error (const char * msg) |
|
1524 |
{
|
|
1525 |
if (itex2MML_last_error) |
|
1526 |
{
|
|
1527 |
itex2MML_free_string (itex2MML_last_error); |
|
1528 |
itex2MML_last_error = 0; |
|
1529 |
} |
|
1530 |
itex2MML_last_error = itex2MML_copy_escaped (msg); |
|
1531 |
} |
|
1532 |
||
1533 |
int itex2MML_html_filter (const char * buffer, unsigned long length) |
|
1534 |
{
|
|
1535 |
int result = 0; |
|
1536 |
||
1537 |
int type = 0; |
|
1538 |
int skip = 0; |
|
1539 |
int match = 0; |
|
1540 |
||
1541 |
const char * ptr1 = buffer; |
|
1542 |
const char * ptr2 = 0; |
|
1543 |
||
1544 |
const char * end = buffer + length; |
|
1545 |
||
1546 |
char * mathml = 0; |
|
1547 |
||
1548 |
void (*save_error_fn) (const char * msg) = itex2MML_error; |
|
1549 |
||
1550 |
itex2MML_error = itex2MML_keep_error; |
|
1551 |
||
1552 |
_until_math: |
|
1553 |
ptr2 = ptr1; |
|
1554 |
||
1555 |
while (ptr2 < end) |
|
1556 |
{
|
|
1557 |
if (*ptr2 == '$') break; |
|
1558 |
if ((*ptr2 == '\\') && (ptr2 + 1 < end)) |
|
1559 |
{
|
|
1560 |
if (*(ptr2+1) == '[') break; |
|
1561 |
} |
|
1562 |
++ptr2; |
|
1563 |
} |
|
1564 |
if (itex2MML_write) |
|
1565 |
(*itex2MML_write) (ptr1, ptr2 - ptr1); |
|
1566 |
||
1567 |
if (ptr2 == end) goto _finish; |
|
1568 |
||
1569 |
_until_html: |
|
1570 |
ptr1 = ptr2; |
|
1571 |
||
1572 |
if (ptr2 + 1 < end) |
|
1573 |
{
|
|
1574 |
if ((*ptr2 == '\\') && (*(ptr2+1) == '[')) |
|
1575 |
{
|
|
1576 |
type = ITEX_DELIMITER_SQUARE; |
|
1577 |
ptr2 += 2; |
|
1578 |
} |
|
1579 |
else if ((*ptr2 == '$') && (*(ptr2+1) == '$')) |
|
1580 |
{
|
|
1581 |
type = ITEX_DELIMITER_DOUBLE; |
|
1582 |
ptr2 += 2; |
|
1583 |
} |
|
1584 |
else |
|
1585 |
{
|
|
1586 |
type = ITEX_DELIMITER_DOLLAR; |
|
1587 |
ptr2 += 2; |
|
1588 |
} |
|
1589 |
} |
|
1590 |
else goto _finish; |
|
1591 |
||
1592 |
skip = 0; |
|
1593 |
match = 0; |
|
1594 |
||
1595 |
while (ptr2 < end) |
|
1596 |
{
|
|
1597 |
switch (*ptr2) |
|
1598 |
{
|
|
1599 |
case '<': |
|
1600 |
case '>': |
|
1601 |
skip = 1; |
|
1602 |
break; |
|
1603 |
||
1604 |
case '\\': |
|
1605 |
if (ptr2 + 1 < end) |
|
1606 |
{
|
|
1607 |
if (*(ptr2 + 1) == '[') |
|
1608 |
{
|
|
1609 |
skip = 1; |
|
1610 |
} |
|
1611 |
else if (*(ptr2 + 1) == ']') |
|
1612 |
{
|
|
1613 |
if (type == ITEX_DELIMITER_SQUARE) |
|
1614 |
{
|
|
1615 |
ptr2 += 2; |
|
1616 |
match = 1; |
|
1617 |
} |
|
1618 |
else |
|
1619 |
{
|
|
1620 |
skip = 1; |
|
1621 |
} |
|
1622 |
} |
|
1623 |
} |
|
1624 |
break; |
|
1625 |
||
1626 |
case '$': |
|
1627 |
if (type == ITEX_DELIMITER_SQUARE) |
|
1628 |
{
|
|
1629 |
skip = 1; |
|
1630 |
} |
|
1631 |
else if (ptr2 + 1 < end) |
|
1632 |
{
|
|
1633 |
if (*(ptr2 + 1) == '$') |
|
1634 |
{
|
|
1635 |
if (type == ITEX_DELIMITER_DOLLAR) |
|
1636 |
{
|
|
1637 |
ptr2++; |
|
1638 |
match = 1; |
|
1639 |
} |
|
1640 |
else |
|
1641 |
{
|
|
1642 |
ptr2 += 2; |
|
1643 |
match = 1; |
|
1644 |
} |
|
1645 |
} |
|
1646 |
else |
|
1647 |
{
|
|
1648 |
if (type == ITEX_DELIMITER_DOLLAR) |
|
1649 |
{
|
|
1650 |
ptr2++; |
|
1651 |
match = 1; |
|
1652 |
} |
|
1653 |
else |
|
1654 |
{
|
|
1655 |
skip = 1; |
|
1656 |
} |
|
1657 |
} |
|
1658 |
} |
|
1659 |
else |
|
1660 |
{
|
|
1661 |
if (type == ITEX_DELIMITER_DOLLAR) |
|
1662 |
{
|
|
1663 |
ptr2++; |
|
1664 |
match = 1; |
|
1665 |
} |
|
1666 |
else |
|
1667 |
{
|
|
1668 |
skip = 1; |
|
1669 |
} |
|
1670 |
} |
|
1671 |
break; |
|
1672 |
||
1673 |
default: |
|
1674 |
break; |
|
1675 |
} |
|
1676 |
if (skip || match) break; |
|
1677 |
||
1678 |
++ptr2; |
|
1679 |
} |
|
1680 |
if (skip) |
|
1681 |
{
|
|
1682 |
if (type == ITEX_DELIMITER_DOLLAR) |
|
1683 |
{
|
|
1684 |
if (itex2MML_write) |
|
1685 |
(*itex2MML_write) (ptr1, 1); |
|
1686 |
ptr1++; |
|
1687 |
} |
|
1688 |
else |
|
1689 |
{
|
|
1690 |
if (itex2MML_write) |
|
1691 |
(*itex2MML_write) (ptr1, 2); |
|
1692 |
ptr1 += 2; |
|
1693 |
} |
|
1694 |
goto _until_math; |
|
1695 |
} |
|
1696 |
if (match) |
|
1697 |
{
|
|
1698 |
mathml = itex2MML_parse (ptr1, ptr2 - ptr1); |
|
1699 |
||
1700 |
if (mathml) |
|
1701 |
{
|
|
1702 |
if (itex2MML_write_mathml) |
|
1703 |
(*itex2MML_write_mathml) (mathml); |
|
1704 |
itex2MML_free_string (mathml); |
|
1705 |
mathml = 0; |
|
1706 |
} |
|
1707 |
else |
|
1708 |
{
|
|
1709 |
++result; |
|
1710 |
if (itex2MML_write) |
|
1711 |
{
|
|
1712 |
if (type == ITEX_DELIMITER_DOLLAR) |
|
1713 |
(*itex2MML_write) ("<math xmlns='http://www.w3.org/1998/Math/MathML' display='inline'><merror><mtext>", 0);
|
|
1714 |
else |
|
1715 |
(*itex2MML_write) ("<math xmlns='http://www.w3.org/1998/Math/MathML' display='block'><merror><mtext>", 0);
|
|
1716 |
||
1717 |
(*itex2MML_write) (itex2MML_last_error, 0); |
|
1718 |
(*itex2MML_write) ("</mtext></merror></math>", 0);
|
|
1719 |
} |
|
1720 |
} |
|
1721 |
ptr1 = ptr2; |
|
1722 |
||
1723 |
goto _until_math; |
|
1724 |
} |
|
1725 |
if (itex2MML_write) |
|
1726 |
(*itex2MML_write) (ptr1, ptr2 - ptr1); |
|
1727 |
||
1728 |
_finish: |
|
1729 |
if (itex2MML_last_error) |
|
1730 |
{
|
|
1731 |
itex2MML_free_string (itex2MML_last_error); |
|
1732 |
itex2MML_last_error = 0; |
|
1733 |
} |
|
1734 |
itex2MML_error = save_error_fn; |
|
1735 |
||
1736 |
return result; |
|
1737 |
} |