Fix compilation warnings

6 files changed, 15 insertions, 9 deletions

diff --git a/logotool/uncompress.c b/logotool/uncompress.c
index 4d0599f..7fb8b10 100644
--- a/logotool/uncompress.c
+++ b/logotool/uncompress.c
@@ -71,7 +71,7 @@ int uncompress_image(char *srcf, char *dstf)
 	src = malloc ( fsize );
 	dst = malloc ( width*height*2 );
 	deof = dst+width*height*2;
-	if ((int)src == -1 || (int)dst == -1 ) {
+	if (src == (void *)-1 || dst == (void *)-1 ) {
 		printf("Cannot malloc\n");
 		return 1;
 	}
@@ -105,7 +105,7 @@ int uncompress_image(char *srcf, char *dstf)
 			}
 		}
 	}
-	fprintf(stderr, "Output Size: %d\n",dst2-dst);
+	fprintf(stderr, "Output Size: %lld\n",(long long int)(dst2-dst));
 
 	if ((dst2-dst)!=(width*height*2))
 		fprintf(stderr, "failed?\n");
diff --git a/src/Makefile b/src/Makefile
index a2231cb..a04638f 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -6,7 +6,7 @@ BIN=0xFFFF
 #LIBS=`${HAVE_USB} && echo -- '-lusb'`
 LIBS=`if [ "${HAVE_USB}" = 1 ]; then echo '-lusb'; fi`
 CFLAGS+=-DVERSION=\"${VERSION}\" -Wall -I .
-CFLAGS+=-pedantic -std=c99 -DHAVE_USB=${HAVE_USB}
+CFLAGS+=-pedantic -std=c99 -DHAVE_USB=${HAVE_USB} -Wno-unused-result
 USBOBJ=../libusb/error.o ../libusb/usb.o ../libusb/descriptors.o
 USBOBJ+=../libusb/linux.o ## XXX not portable
 
diff --git a/src/dump.c b/src/dump.c
index 8957173..02900a3 100644
--- a/src/dump.c
+++ b/src/dump.c
@@ -37,7 +37,7 @@ int rf_extract(char *dev, off_t from, off_t to, char *file)
 	FILE *fd = fopen(file, "wb+");
 
 	if (from>to) {
-		printf("Bad range %lld - %lld for %s\n", from, to, file);
+		printf("Bad range %lld - %lld for %s\n", (long long int)from, (long long int)to, file);
 		goto __rf_extract_exit;
 	}
 	if (fs == NULL) { perror(dev);  goto __rf_extract_exit; }
@@ -56,7 +56,7 @@ int rf_extract(char *dev, off_t from, off_t to, char *file)
 	}
 
 	printf("\r%s: %lld bytes dumped from %s\n",
-		file, to-from, dev);
+		file, (long long int)(to-from), dev);
 
 __rf_extract_exit:
 	if (fs) fclose(fs);
diff --git a/src/fiasco.c b/src/fiasco.c
index c767407..3446364 100644
--- a/src/fiasco.c
+++ b/src/fiasco.c
@@ -28,6 +28,8 @@
 #include "main.h"
 #include "hash.h"
 
+char *strdup(const char *s);
+
 int (*fiasco_callback)(struct header_t *header) = NULL;
 
 int openfiasco(const char *name, const char *piece_grep, int v)
@@ -306,7 +308,7 @@ int fiasco_new(const char *filename, const char *swver)
 {
 	int fd;
 	unsigned int len;
-	uint8_t len8;
+	unsigned char len8;
 	const char *str = "OSSO UART+USB";
 
 	if (swver && strlen(swver)+1 > UINT8_MAX) {
diff --git a/src/main.c b/src/main.c
index b2196a6..67f78a7 100644
--- a/src/main.c
+++ b/src/main.c
@@ -517,8 +517,12 @@ int main(int argc, char **argv)
 	}
 
 	if (unpack) {
-		if (reverseto)
-			chdir(reverseto);
+		if (reverseto) {
+			if (chdir(reverseto) < 0) {
+				printf("Error: Cannot change directory to %s\n", reverseto);
+				return 1;
+			}
+		}
 		unpack_fiasco_image(fiasco_image);
 		return 0;
 	}
diff --git a/src/squeue/squeue.c b/src/squeue/squeue.c
index 96f2b59..69bd595 100644
--- a/src/squeue/squeue.c
+++ b/src/squeue/squeue.c
@@ -89,7 +89,7 @@ _retry:
 	}
 
 	pool = shmat(shmid, NULL, 0);
-	if (((int)pool) == -1) {
+	if (pool == (void *)-1) {
 		perror("shmat");
 		return NULL;
 	}