Print a pyramid - Recursive Implementation

pyramid.c

#include <stdio.h>

void printSpaces(int spaceIndex)
{
    if(spaceIndex == 0) return;
    printf(" ");
    return printSpaces(spaceIndex-1);
}
void printStars(int starIndex)
{
    if(starIndex == 0) return;
    printf("*");
    return printStars(starIndex-1);
}
void printRow(int row, int starCount)
{
    if(row==0) return;
    printSpaces(row-1);
    printStars(starCount);
    printf("\n");
    return printRow(row-1, starCount+2);
}
void printPyramid(int height)
{
    return printRow(height, 1);
}

int main(int argc, char const *argv[])
{
    printPyramid(9);
    return 0;
}