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/*
* $Id$
*
* Copyright (c) 2000, Patrick Dehne <patrick@steidle.net>
*
* This source code is released for free distribution under the terms of the
* GNU General Public License.
*
* This module contains functions for generating tags for the ASP (Active
* Server Pages) web page scripting language.
*/
/*
* INCLUDE FILES
*/
#include "general.h" /* must always come first */
#include <string.h>
#include "parse.h"
#include "read.h"
#include "vstring.h"
/*
* DATA DEFINITIONS
*/
typedef enum {
K_CONST, K_CLASS, K_FUNCTION, K_SUB, K_DIM
} aspKind;
static kindOption AspKinds [] = {
{ TRUE, 'd', "constant", "constants"},
{ TRUE, 'c', "class", "classes"},
{ TRUE, 'f', "function", "functions"},
{ TRUE, 's', "subroutine", "subroutines"},
{ TRUE, 'v', "variable", "variables"}
};
/*
* FUNCTION DEFINITIONS
*/
static void findAspTags (void)
{
vString *name = vStringNew ();
const unsigned char *line;
while ((line = fileReadLine ()) != NULL)
{
const unsigned char *cp = line;
while (*cp != '\0')
{
/* jump over whitespace */
while (isspace ((int)*cp))
cp++;
/* jump over strings */
if (*cp == '"')
{
cp++;
while (*cp!='"' && *cp!='\0')
cp++;
}
/* jump over comments */
else if (*cp == '\'')
break;
/* jump over end function/sub lines */
else if (strncasecmp ((const char*) cp, "end", (size_t) 3)== 0)
{
cp += 3;
if (isspace ((int)*cp))
{
while (isspace ((int)*cp))
++cp;
if (strncasecmp ((const char*) cp, "function", (size_t) 8) == 0)
{
cp+=8;
break;
}
else if (strncasecmp ((const char*) cp, "sub", (size_t) 3) == 0)
{
cp+=3;
break;
}
}
}
/* jump over exit function/sub lines */
else if (strncasecmp ((const char*) cp, "exit", (size_t) 4)==0)
{
cp += 4;
if (isspace ((int) *cp))
{
while (isspace ((int) *cp))
++cp;
if (strncasecmp ((const char*) cp, "function", (size_t) 8) == 0)
{
cp+=8;
break;
}
else if (strncasecmp ((const char*) cp, "sub", (size_t) 3) == 0)
{
cp+=3;
break;
}
}
}
/* class member? */
else if (strncasecmp ((const char*) cp, "public", (size_t) 6) == 0)
{
cp += 6;
if (isspace ((int) *cp))
{
while (isspace ((int) *cp))
++cp;
if (strncasecmp ((const char*) cp, "function", (size_t) 8) == 0)
{
cp+=8;
while (isspace ((int) *cp))
++cp;
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_FUNCTION);
vStringClear (name);
}
else if (strncasecmp ((const char*) cp, "sub", (size_t) 3) == 0)
{
cp+=3;
while (isspace ((int) *cp))
++cp;
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_SUB);
vStringClear (name);
}
else {
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_DIM);
vStringClear (name);
}
}
}
else if (strncasecmp ((const char*) cp, "private", (size_t) 7) == 0)
{
cp += 7;
if (isspace ((int) *cp))
{
while (isspace ((int) *cp))
++cp;
if (strncasecmp ((const char*) cp, "function", (size_t) 8) == 0)
{
cp+=8;
while (isspace ((int) *cp))
++cp;
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_FUNCTION);
vStringClear (name);
}
else if (strncasecmp ((const char*) cp, "sub", (size_t) 3) == 0)
{
cp+=3;
while (isspace ((int) *cp))
++cp;
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_SUB);
vStringClear (name);
}
else {
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_DIM);
vStringClear (name);
}
}
}
/* function? */
else if (strncasecmp ((const char*) cp, "function", (size_t) 8) == 0)
{
cp += 8;
if (isspace ((int) *cp))
{
while (isspace ((int) *cp))
++cp;
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_FUNCTION);
vStringClear (name);
}
}
/* sub? */
else if (strncasecmp ((const char*) cp, "sub", (size_t) 3) == 0)
{
cp += 3;
if (isspace ((int) *cp))
{
while (isspace ((int) *cp))
++cp;
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_SUB);
vStringClear (name);
}
}
/* dim variable? */
else if (strncasecmp ((const char*) cp, "dim", (size_t) 3) == 0)
{
cp += 3;
if (isspace ((int) *cp))
{
while (isspace ((int) *cp))
++cp;
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_DIM);
vStringClear (name);
}
}
/* class declaration? */
else if (strncasecmp ((const char*) cp, "class", (size_t) 5) == 0)
{
cp += 5;
if (isspace ((int) *cp))
{
while (isspace ((int) *cp))
++cp;
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_CLASS);
vStringClear (name);
}
}
/* const declaration? */
else if (strncasecmp ((const char*) cp, "const", (size_t) 5) == 0)
{
cp += 5;
if (isspace ((int) *cp))
{
while (isspace ((int) *cp))
++cp;
while (isalnum ((int) *cp) || *cp == '_')
{
vStringPut (name, (int) *cp);
++cp;
}
vStringTerminate (name);
makeSimpleTag (name, AspKinds, K_CONST);
vStringClear (name);
}
}
/* nothing relevant */
else if (*cp != '\0')
cp++;
}
}
vStringDelete (name);
}
extern parserDefinition* AspParser (void)
{
static const char *const extensions [] = { "asp", "asa", NULL };
parserDefinition* def = parserNew ("Asp");
def->kinds = AspKinds;
def->kindCount = KIND_COUNT (AspKinds);
def->extensions = extensions;
def->parser = findAspTags;
return def;
}
/* vi:set tabstop=4 shiftwidth=4: */