fixup

[lcr.git] / tones.c

diff --git a/tones.c b/tones.c
index 93d04e9..d562531 100644 (file)
--- a/tones.c
+++ b/tones.c
@@ -48,6 +48,7 @@ int open_tone(char *file, int *codec, signed int *length, signed int *left)
        int linksize;
        int l;
        char *p;
+       int __attribute__((__unused__)) ret;
 
 
        /* try to open the law file */
@@ -104,7 +105,7 @@ int open_tone(char *file, int *codec, signed int *length, signed int *left)
        SPRINT(filename, "%s.wav", file);
        if ((fh = open(filename, O_RDONLY)) >= 0) {
                /* get wave header */
-               read(fh, buffer, 8);
+               ret = read(fh, buffer, 8);
                size=(buffer[4]) + (buffer[5]<<8) + (buffer[6]<<16) + (buffer[7]<<24);
                if (!!strncmp((char *)buffer, "RIFF", 4)) {
                        close(fh);
@@ -113,7 +114,7 @@ int open_tone(char *file, int *codec, signed int *length, signed int *left)
                        return(-1);
                }
 //             printf("%c%c%c%c size=%ld\n",buffer[0],buffer[1],buffer[2],buffer[3],size);
-               read(fh, buffer, 4);
+               ret = read(fh, buffer, 4);
                size -= 4;
                if (!!strncmp((char *)buffer, "WAVE", 4)) {
                        close(fh);
@@ -128,7 +129,7 @@ int open_tone(char *file, int *codec, signed int *length, signed int *left)
                                PERROR("Remaining file size %ld not large enough for next chunk.\n",size);
                                return(-1);
                        }
-                       read(fh, buffer, 8);
+                       ret = read(fh, buffer, 8);
                        chunk=(buffer[4]) + (buffer[5]<<8) + (buffer[6]<<16) + (buffer[7]<<24);
                        size -= (8+chunk);
 //                     printf("%c%c%c%c length=%d\n",buffer[0],buffer[1],buffer[2],buffer[3],chunk);
@@ -145,7 +146,7 @@ int open_tone(char *file, int *codec, signed int *length, signed int *left)
                                        PERROR("File %s Fmt chunk illegal size.\n", filename);
                                        return(-1);
                                }
-                               read(fh, buffer, chunk);
+                               ret = read(fh, buffer, chunk);
                                fmt = (struct fmt *)buffer;
                                if (fmt->channels<1 || fmt->channels>2) {
                                        close(fh);
@@ -211,11 +212,11 @@ int open_tone(char *file, int *codec, signed int *length, signed int *left)
                        } else {
 //                             PDEBUG(DEBUG_PORT, "Unknown chunk '%c%c%c%c'\n",buffer[0],buffer[1],buffer[2],buffer[3]);
                                while(chunk > sizeof(buffer)) {
-                                       read(fh, buffer, sizeof(buffer));
+                                       ret = read(fh, buffer, sizeof(buffer));
                                        chunk -=  sizeof(buffer);
                                }
                                if (chunk)
-                                       read(fh, buffer, chunk);
+                                       ret = read(fh, buffer, chunk);
                        }
                        
                }