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  • Committer: Jacques Distler
  • Date: 2013-12-08 16:55:17 UTC
  • Revision ID: distler@golem.ph.utexas.edu-20131208165517-vvk8ranvb352nqzt
itex2MML 1.5.0beta4

Fix bug in equation capture during
optarg parsing.
Thanks to Frederic Wang for reporting
the bug.

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added added

removed removed

itex-src/itex2MML.l
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#define YY_USER_ACTION itex2MML_capture_eqn_src();
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# define itex2MML_eqn_bufsize 131072
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char itex2MML_eqn_src[itex2MML_eqn_bufsize];
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char * itex2MML_eqn_end = itex2MML_eqn_src;
 
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char itex2MML_eqn_buffer[itex2MML_eqn_bufsize];
 
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char * itex2MML_eqn_src = itex2MML_eqn_buffer;
 
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char * itex2MML_eqn_end = itex2MML_eqn_buffer;
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int itex2MML_rowposn = 0;
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int itex2MML_displaymode = 0;
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"$"{1,2} |
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"\\]"           {itex2MML_eqn_src[itex2MML_eqn_end-itex2MML_eqn_src-yyleng]=0; itex2MML_eqn_end=itex2MML_eqn_src; yylval=itex2MML_copy_escaped(itex2MML_eqn_src); BEGIN(INITIAL); return ENDMATH;}
 
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"\\]"           {itex2MML_eqn_buffer[itex2MML_eqn_end-itex2MML_eqn_src-yyleng]=0; itex2MML_eqn_end=itex2MML_eqn_buffer; yylval=itex2MML_copy_escaped(itex2MML_eqn_src); BEGIN(INITIAL); return ENDMATH;}
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"^"            return SUP;
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<OPTARG>{
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"[" {if(itex2MML_optarg_ind < itex2MML_optarg_depth - 1 && itex2MML_inoptarg[itex2MML_optarg_ind] !=1 ){itex2MML_optarg_ind++; itex2MML_inoptarg[itex2MML_optarg_ind]=1;}; BEGIN(MATH); return OPTARGOPEN;}
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[\n\r\t ]+    ;
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.   {itex2MML_eqn_src[itex2MML_eqn_end-itex2MML_eqn_src]=0; --itex2MML_eqn_end; BEGIN(MATH); unput(yytext[0]);}
 
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.   {itex2MML_eqn_buffer[itex2MML_eqn_end-itex2MML_eqn_src]=0; --itex2MML_eqn_end; BEGIN(MATH); unput(yytext[0]);}
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}
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<RAISEBOX1>{
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<TEXTOPTARG1>{
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\[[^\]]*?\] {yylval=itex2MML_copy_string(yytext+1); if ((yyleng > 1) && (yylval != itex2MML_empty_string)) yylval[yyleng-2]='\0'; BEGIN(TEXTOPTARG); return TEXTSTRING;}
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. {itex2MML_eqn_src[itex2MML_eqn_end-itex2MML_eqn_src]=0; --itex2MML_eqn_end; BEGIN(MATH); unput(yytext[0]);}
 
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. {itex2MML_eqn_buffer[itex2MML_eqn_end-itex2MML_eqn_src]=0; --itex2MML_eqn_end; BEGIN(MATH); unput(yytext[0]);}
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}
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<TEXTOPTARG>{
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\[[^\]]*?\] {yylval=itex2MML_copy_string(yytext+1); if ((yyleng > 1) && (yylval != itex2MML_empty_string)) yylval[yyleng-2]='\0'; BEGIN(MATH); return TEXTSTRING;}
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. {itex2MML_eqn_src[itex2MML_eqn_end-itex2MML_eqn_src]=0; --itex2MML_eqn_end; BEGIN(MATH); unput(yytext[0]);}
 
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. {itex2MML_eqn_buffer[itex2MML_eqn_end-itex2MML_eqn_src]=0; --itex2MML_eqn_end; BEGIN(MATH); unput(yytext[0]);}
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}
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<MATHENV>{