// search matchs in file
char *Search_for(char * NameFile,char *regex)
{
long int count=0;
int match=0;
char *lineBuffer=xcalloc(1,1), *buffer2=ReadLines(NameFile), *ptr= strtok(buffer2,"\n");
char tmpline[2128];
Dead_Space(ptr);
while(ptr!=NULL)
{
match=match_test(ptr,regex);
if(match)
{
lineBuffer=xrealloc(lineBuffer,strlen(lineBuffer)+2256);
snprintf(tmpline,2127," Line: %ld - %s\n",count,ptr);
strncat(lineBuffer,tmpline,2255);
}
ptr = strtok (NULL, "\n");
count++;
}
xfree((void **)&ptr);
return lineBuffer;
}
//read lines of file
char *Search_for(char * NameFile,char *regex)
{
FILE * arq;
int match=0,count=1;
arq = fopen(NameFile, "rx");
//DEBUG("regex %s name file %s \n",regex,NameFile);
// todo think implement fcntl() ,toctou mitigation...
if( arq == NULL )
{
// fclose(arq);
DEBUG("error in to open() file");
exit(1);
}
char *lineBuffer=xcalloc(1,1);
char line[2048],line2[2048],tmpline[2128];
while( fgets(line,2048,arq) )
{
// don't need match tab \t
memset(line2,0,2048);
strcat(line2," ");
strncat(line2,line,2047-sizeof(char));
Dead_Space(line2);
//DEBUG("%s",line2);
match=match_test(line2,regex);
if(match)
{
lineBuffer=xrealloc(lineBuffer,strlen(lineBuffer)+2128);
snprintf(tmpline,2127," Line: %d - %s",count,line);
strncat(lineBuffer,tmpline,2127);
}
count++;
}
if( fclose(arq) == EOF )
{
DEBUG("Error in close() file %s",NameFile);
exit(1);
}
arq=NULL;
lineBuffer[strlen(lineBuffer)-1]='\0';
if(lineBuffer!=NULL)
free(lineBuffer);
return lineBuffer;
}