Enable lots of warnings.

git-svn-id: http://lm-sensors.org/svn/i2c-tools/trunk@4492 7894878c-1315-0410-8ee3-d5d059ff63e0

tools/Makefile

@@ -5,7 +5,9 @@
 # Licensed under the GNU Public License.
 
 CC	= gcc
-CFLAGS	= -Wall -I../include
+CFLAGS	= -Wall -Wstrict-prototypes -Wshadow -Wpointer-arith -Wcast-qual \
+	  -Wcast-align -Wwrite-strings -Wnested-externs -Winline -W \
+	  -I../include
 
 CFLAGS	+= -O2
 # When debugging, use the following instead

tools/i2cdetect.c

@@ -152,7 +152,7 @@ static const struct func all_func[] = {
 	  .name = "I2C Block Write" },
 	{ .value = I2C_FUNC_SMBUS_READ_I2C_BLOCK,
 	  .name = "I2C Block Read" },
-	{ }
+	{ .value = 0, .name = "" }
 };
 
 void print_functionality(unsigned long funcs)