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/*
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "main.h"
#define NUM_PREPROCESSOR_STR 14
char *preprocessors[]={(char *)"define",
(char *)"include",
(char *)"undef",
(char *)"pragma",
(char *)"if",
(char *)"error",
(char *)"warning",
(char *)"else",
(char *)"elseif",
(char *)"elif",
(char *)"endif",
(char *)"ifdef",
(char *)"ifndef",
(char *)"ifdefine"};
bool is_letter(char ch)
{
if((ch>='a' && ch<='z') || (ch>='A' && ch<='Z'))
return true;
else
return false;
}
bool is_number(char ch, char next)
{
if((ch>='0' && ch<='9') || (ch=='-' && is_number(next)))
return true;
else
return false;
}
bool move(char* from, char* to)
{
if(rename(from,to))
return false;
else
return true;
}
bool is_whitespace(char c)
{
return ((c==' ' || c=='\t') ? true : false);
}
bool contain_preprocessor(char* str)
{
int x, y;
bool ret=false;
for(x=0; x<((signed)strlen(str)-DEFINE_SEARCH_PRECISION); x++)
{
for(y=0; y<NUM_PREPROCESSOR_STR; y++)
{
if(!strncasecmp((str+x),preprocessors[y],((strlen(str)-x)>strlen(preprocessors[y]) ? strlen(preprocessors[y]) : (strlen(str)-x))))
return true; // identified as a preprocessor, return true
}
if(!ret && !is_whitespace(*(str+x))) // preprocessor not found, and current char is not whitespace so this isnt a preprocessor
return false;
}
return ret;
}
char last_non_whitespace(char* string, int start)
{
int x;
if(start>0) // start from inside array and work backwards
{
for(x=start; x; x--)
{
if(!is_whitespace(string[x]))
return string[x];
}
}
else // start from beginning and work forwards
{
for(x=0; x<(signed)strlen(string); x++)
{
if(!is_whitespace(string[x]))
return string[x];
}
}
return 'x';
}
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