sound.c

/*  gcc -o sound sound.c $(pkg-config --cflags --libs SDL2_mixer sdl2)
 *  loop=0 # 0 for once, -1 for infinity
 *  clock=1 # optional, in ms, default is 1, lower means it detects when the sound ends quicker, higher means less CPU usage
 *  ./sound $file $loops $clock &
 *  audiopid=$!
 *  kill $audiopid
 */
#include <SDL.h>
#include <SDL_mixer.h>
#include <stdlib.h>
int main (int argc, char *argv[])
{
    if (argc < 3 || argc > 4)
    {
        fprintf(stderr, "usage ./sound $file $loop $clock # see source\n");
        exit(1);
    }
    if (Mix_OpenAudio(44100, AUDIO_S32SYS, 1, 4096))
    {
        fprintf(stderr, "SDL_Mixer Error: %s\n", Mix_GetError());
        exit(1);
    }
    Mix_Chunk* audio = Mix_LoadWAV(argv[1]);
    if (!audio)
    {
        fprintf(stderr, "SDL_mixer Error: %s\n", Mix_GetError());
        exit(1);
    }
    int channel = Mix_PlayChannel(-1, audio, atoi(argv[2]));
    while(Mix_Playing(-1))
    {
        if(argc==3)
            SDL_Delay(1);
        else
            SDL_Delay(atoll(argv[3]));
    }
    return 0;
}