char*
ReadLineFromFileByRandomIndex(char* path) {
if(path) {
char* result = (char*)calloc(25, sizeof(char));
int linesInFile = CountLinesInFile(path);
int randomIndex = RandomNumberInRange(1, linesInFile);
FILE* file;
fopen_s(&file, path, "r");
int count = 1;
while (++count < randomIndex) {
fgets(result, 25, file);
}
fgets(result, 25, file);
fclose(file);
return(result);
}
return("");
}
int main( int argc, char *argv[] ) {
short i, n[10];
Digit r;
DigitList x;
srand( (unsigned int) getpid() );
list_New( &x );
/* Zero the frequency array */
for( i=0; i<10; i++ )
n[i] = 0;
/* Insert digits, counting frequency as we go */
for( i=0; i<1000; i++ ) {
r = RandomNumberInRange( 0, 9 );
n[r]++;
list_Add( &x, r );
}
/* Display frequencies */
for( i=0; i<10; i++ )
printf( "%d: %d\n", i, n[i] );
#if kDEBUG
/* Display raw data if we are debugging */
for( i=1; i<=list_Size( x ); i++ )
printf( "%u ", list_Nth( x, i ) );
printf( "\n" );
#endif
/* Zero the frequency array */
for( i=0; i<10; i++ )
n[i] = 0;
/* Recompute the frequencies by traversing the list */
for( i=1; i<=list_Size( x ); i++ )
n[ list_Nth( x, i ) ]++;
/* Display frequencies again */
for( i=0; i<10; i++ )
printf( "%d: %d\n", i, n[i] );
printf( "\n" );
list_Dispose( &x );
return( 0 );
}
internal_function char*
DODSearchThroughNextTags(dod_tag* dodTag, char* tag, char* value, char* subTag = 0, char* subValue = 0) {
if(subTag && subValue) {
dod_tag* nextDODTag = dodTag;
while(nextDODTag) {
if(CompareCharPointers(nextDODTag->tag, tag)) {
if(CompareCharPointers(nextDODTag->value, value)) {
char* result = DODSearchThroughNextTags(nextDODTag->subTag, subTag, subValue);
if(result) {
return(result);
}
}
}
nextDODTag = nextDODTag->nextTag;
}
}
while(dodTag) {
if(CompareCharPointers(dodTag->tag, tag)) {
if(CompareCharPointers(dodTag->value, value)) {
if(dodTag->content) {
//NOTE: Getting the contentSize by subtracting 2, we lose the \n and final \0
int randomIndex = RandomNumberInRange(0, dodTag->amountOfContent - 1);
int contentSize = CharPointerLength(dodTag->content[randomIndex]) - 2;
//NOTE: Copying the content with 1 less of size removes the #.
char* result = (char*)calloc(contentSize, sizeof(char));
MemoryCopy(result, dodTag->content[randomIndex], contentSize - 1);
return(result);
}
}
}
dodTag = dodTag->nextTag;
}
return("");
}