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Capture buffer enhancements #25

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Capture buffer enhancements #25

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104142d
Allow skip capture text buffer population
wqweto Feb 5, 2017
833992e
Define yybuf and yycapture in actions
wqweto Feb 5, 2017
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15 changes: 10 additions & 5 deletions compile.c
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Original file line number Diff line number Diff line change
Expand Up @@ -506,14 +506,19 @@ static const char *preamble= "\
#ifndef YY_BUFFER_START_SIZE\n\
#define YY_BUFFER_START_SIZE 1024\n\
#endif\n\
#ifndef YY_TEXT_START_SIZE\n\
#define YY_TEXT_START_SIZE 1024\n\
#endif\n\
\n\
#ifndef YY_PART\n\
#define yydata G->data\n\
#define yybuf G->buf\n\
#define yycapture (*thunk)\n\
#define yy G->ss\n\
\n\
struct _yythunk; /* forward declaration */\n\
typedef void (*yyaction)(struct _GREG *G, char *yytext, int yyleng, struct _yythunk *thunkpos, YY_XTYPE YY_XVAR);\n\
typedef struct _yythunk { int begin, end; yyaction action; const char *name; struct _yythunk *next; } yythunk;\n\
typedef struct _yythunk { int begin, end; yyaction action; const char *name; } yythunk;\n\
\n\
typedef struct _GREG {\n\
char *buf;\n\
Expand Down Expand Up @@ -648,7 +653,7 @@ YY_LOCAL(int) yyText(GREG *G, int begin, int end)\n\
int yyleng= end - begin;\n\
if (yyleng <= 0)\n\
yyleng= 0;\n\
else\n\
else if (G->text)\n\
{\n\
while (G->textlen < (yyleng + 1))\n\
{\n\
Expand All @@ -657,7 +662,7 @@ YY_LOCAL(int) yyText(GREG *G, int begin, int end)\n\
}\n\
memcpy(G->text, G->buf + begin, yyleng);\n\
}\n\
G->text[yyleng]= '\\0';\n\
if (G->text) G->text[yyleng]= '\\0';\n\
return yyleng;\n\
}\n\
\n\
Expand Down Expand Up @@ -736,8 +741,8 @@ YY_PARSE(int) YY_NAME(parse_from)(GREG *G, yyrule yystart)\n\
{\n\
G->buflen= YY_BUFFER_START_SIZE;\n\
G->buf= (char*)YY_ALLOC(G->buflen, G->data);\n\
G->textlen= YY_BUFFER_START_SIZE;\n\
G->text= (char*)YY_ALLOC(G->textlen, G->data);\n\
G->textlen= YY_TEXT_START_SIZE;\n\
G->text= (char*)(G->textlen ? YY_ALLOC(G->textlen, G->data) : 0);\n\
G->thunkslen= YY_STACK_SIZE;\n\
G->thunks= (yythunk*)YY_ALLOC(sizeof(yythunk) * G->thunkslen, G->data);\n\
G->valslen= YY_STACK_SIZE;\n\
Expand Down