Warning fixes

diff --git a/test/pcm.c b/test/pcm.c
index fec36b51452c9f4f44c858338b155b81327b1551..1c215994a0c29c246351d03c6f3a28a5fb0bd27c 100644 (file)
--- a/test/pcm.c
+++ b/test/pcm.c
@@ -35,7 +35,8 @@ static void generate_sine(const snd_pcm_channel_area_t *areas,
        double res;
        signed short *samples[channels];
        int steps[channels];
-       int chn, ires;
+       unsigned int chn;
+       int ires;
        
        /* verify and prepare the contents of areas */
        for (chn = 0; chn < channels; chn++) {
@@ -270,7 +271,7 @@ static int write_and_poll_loop(snd_pcm_t *handle,
        ufds = malloc(sizeof(struct pollfd) * count);
        if (ufds == NULL) {
                printf("No enough memory\n");
-               return err;;
+               return -ENOMEM;
        }
        if ((err = snd_pcm_poll_descriptors(handle, ufds, count)) < 0) {
                printf("Unable to obtain poll descriptors for playback: %s\n", snd_strerror(err));
@@ -479,7 +480,7 @@ static void async_direct_callback(snd_async_handler_t *ahandler)
                        }
                        generate_sine(my_areas, offset, frames, &data->phase);
                        commitres = snd_pcm_mmap_commit(handle, offset, frames);
-                       if (commitres < 0 || commitres != frames) {
+                       if (commitres < 0 || (snd_pcm_uframes_t)commitres != frames) {
                                if ((err = xrun_recovery(handle, commitres >= 0 ? -EPIPE : commitres)) < 0) {
                                        printf("MMAP commit error: %s\n", snd_strerror(err));
                                        exit(EXIT_FAILURE);
@@ -523,7 +524,7 @@ static int async_direct_loop(snd_pcm_t *handle,
                        }
                        generate_sine(my_areas, offset, frames, &data.phase);
                        commitres = snd_pcm_mmap_commit(handle, offset, frames);
-                       if (commitres < 0 || commitres != frames) {
+                       if (commitres < 0 || (snd_pcm_uframes_t)commitres != frames) {
                                if ((err = xrun_recovery(handle, commitres >= 0 ? -EPIPE : commitres)) < 0) {
                                        printf("MMAP commit error: %s\n", snd_strerror(err));
                                        exit(EXIT_FAILURE);
@@ -619,7 +620,7 @@ static int direct_loop(snd_pcm_t *handle,
                        }
                        generate_sine(my_areas, offset, frames, &phase);
                        commitres = snd_pcm_mmap_commit(handle, offset, frames);
-                       if (commitres < 0 || commitres != frames) {
+                       if (commitres < 0 || (snd_pcm_uframes_t)commitres != frames) {
                                if ((err = xrun_recovery(handle, commitres >= 0 ? -EPIPE : commitres)) < 0) {
                                        printf("MMAP commit error: %s\n", snd_strerror(err));
                                        exit(EXIT_FAILURE);
@@ -736,7 +737,7 @@ int main(int argc, char *argv[])
        snd_pcm_sw_params_t *swparams;
        int method = 0;
        signed short *samples;
-       int chn;
+       unsigned int chn;
        snd_pcm_channel_area_t *areas;
 
        snd_pcm_hw_params_alloca(&hwparams);