X-Git-Url: http://git.eversberg.eu/gitweb.cgi?p=lcr.git;a=blobdiff_plain;f=genwave.c;h=685b5fa2d1413b298f829621e57887f7d3cbe46c;hp=8f3207655b1376c0c874a88e4fbbf48814f06e6a;hb=034d3a91404addedc1c7a3494862c79532b0b878;hpb=e9bfe48fc5254e79e59c6ffc1698912175edf4e3;ds=sidebyside

diff --git a/genwave.c b/genwave.c
index 8f32076..685b5fa 100644
--- a/genwave.c
+++ b/genwave.c
@@ -100,6 +100,7 @@ void write_law(FILE *fp, char *name, char law)
 	unsigned int i;
 	short sample;
 	unsigned int size, wsize;
+	int ret;
 
 	if ((lfp=fopen(name,"r"))) {
 		/* get size */
@@ -125,18 +126,18 @@ void write_law(FILE *fp, char *name, char law)
 		fmt.data_rate = 16000;
 		fmt.bytes_sample = 2;
 		fmt.bits_sample = 16;
-		fwrite(&fmt, sizeof(fmt), 1, fp);
+		ret = fwrite(&fmt, sizeof(fmt), 1, fp);
 
 		/* data */
 		fprintf(fp, "data%c%c%c%c", (char)(size&0xff), (char)((size>>8)&0xff), (char)((size>>16)&0xff), (char)(size>>24));
 		i = 0;
 		while(i < size) {
-			fread(buffer, 1, 1, lfp);
+			ret = fread(buffer, 1, 1, lfp);
 			if (law == 'a')
 				sample = isdn_audio_alaw_to_s16[*buffer];
 			else
 				sample = isdn_audio_ulaw_to_s16[*buffer];
-			fwrite(&sample, 2, 1, fp);
+			ret = fwrite(&sample, 2, 1, fp);
 			i+=2;
 		}