i2cdetect, i2cdump, isadump: Flush the output in real time. That way it's

easier to find out which specific address causes problem if the system
freezes or the SMBus locks itself, for example.


git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@4316 7894878c-1315-0410-8ee3-d5d059ff63e0

CHANGES

@@ -3,6 +3,7 @@ lm_sensors CHANGES file
 
 SVN HEAD
   Man page i2cdetect.8: Scanning range can be restricted
+  Programs i2cdetect, i2cdump, isadump: Flush output in real time
   Program sensors-detect: Only probe relevant I2C addresses
                           Drop ARP-capable device detection
                           Add Maxim MAX6655/MAX6656 detection

prog/detect/i2cdetect.c

@@ -61,6 +61,8 @@ int scan_i2c_bus(int file, const int mode, const int first, const int last)
 	for (i = 0; i < 128; i += 16) {
 		printf("%02x: ", i);
 		for(j = 0; j < 16; j++) {
+			fflush(stdout);
+
 			/* Skip unwanted addresses */
 			if (i+j < first || i+j > last) {
 				printf("   ");

prog/dump/i2cdump.c

@@ -345,6 +345,7 @@ int main(int argc, char *argv[])
 		for (i = 0; i < 256; i+=16) {
 			printf("%02x: ", i);
 			for (j = 0; j < 16; j++) {
+				fflush(stdout);
 				if (size == I2C_SMBUS_BYTE_DATA) {
 					block[i+j] = res =
 					  i2c_smbus_read_byte_data(file, i+j);

prog/dump/isadump.c

@@ -298,6 +298,7 @@ int main(int argc, char *argv[])
 			superio_write_key(addrreg, enter_key);
 
 		for (j = 0; j < 16; j++) {
+			fflush(stdout);
 			if (flat) {
 				res = inb(addrreg + i + j);
 			} else {