/*************************************************************************

Depenedency File Corrector

**************************************************************************/

#include <stdio.h>
#include <string.h>
#include <dirent.h>
#include <unistd.h>

#define cVersion    1
#define cRelease    0


/*****************************************************************************/

void help_msg(void)
{
    printf("\r\n\tdependency file corrector v%d.%d\r\n\r\n",cVersion,cRelease);
    printf("\r\nmakefile:\r\n");
    printf("\r\n\techo $*.o > $*.d");
    printf("\r\n\t$(XCC) -MM $(CXXFLAGS) $*.c >> $*.d");
    printf("\r\n\tdepcor.exe $*.d");
    printf("\r\n");
}
/*****************************************************************************/


int main(int argc,char *argv[])
{
    FILE *src;
    FILE *dst;


    char c;
    int flag1=0;
    int flag2=0;

    if ((argc<2)||(argv[1][0]=='-'))
    {
        help_msg();
        return -1;
    }

    if (rename(argv[1],"$$$.tmp")!=0)
    {
        printf("\r\nerror: can not create file \"%s\"\r\n","$$$.tmp");
        return -1;
    }

    if( (src=fopen("$$$.tmp","r"))==NULL )
    {
        printf("\r\nerror: CFG-file \"%s\" does'nt exist \r\n","$$$.tmp");
        return -1;
    }

    if( (dst=fopen(argv[1],"w"))==NULL )
    {
        printf("\r\nerror: can not create CFG-file \"%s\"\r\n",argv[1]);
        return -1;
    }

    while (!feof(src))
    {
        c=fgetc(src);

        switch (c)
        {
            case 0x0a:
                flag1=1;
                break;

            case ':':
                flag1=0;
                flag2=1;
                break;
        }

        if (feof(src)) break;

        if (!flag1 || flag2)
        {
            //printf("%c",c);
            fputc(c,dst);
        }
    }

    fclose(src);
    fclose(dst);
    unlink("$$$.tmp");
	return 0;
}
/*****************************************************************************/