Unify and shorten the usage messages. The details can be found in

the man pages so no need to be verbose.


git-svn-id: http://lm-sensors.org/svn/i2c-tools/trunk@5201 7894878c-1315-0410-8ee3-d5d059ff63e0

CHANGES

@@ -4,9 +4,13 @@ i2c-tools CHANGES
 SVN
   decode-vaio: Remove history
   i2cdetect: Support i2c bus passed by name
+             Shorten the usage message
   i2cdump: Support i2c bus passed by name
+           Shorten the usage message
   i2cget: Support i2c bus passed by name
+          Shorten the usage message
   i2cset: Support i2c bus passed by name
+          Shorten the usage message
 
 3.0.1 (2008-04-04)
   Drop the trailing .pl from all perl script names

tools/i2cdetect.c

@@ -37,18 +37,11 @@
 static void help(void)
 {
 	fprintf(stderr,
-	        "Syntax: i2cdetect [-y] [-a] [-q|-r] I2CBUS [FIRST LAST]\n"
-	        "        i2cdetect -F I2CBUS\n"
-	        "        i2cdetect -l\n"
-	        "        i2cdetect -V\n"
-	        "  I2CBUS is an integer\n"
-	        "  With -a, probe all addresses (NOT RECOMMENDED)\n"
-	        "  With -q, uses only quick write commands for probing (NOT "
-	        "RECOMMENDED)\n"
-	        "  With -r, uses only read byte commands for probing (NOT "
-	        "RECOMMENDED)\n"
-	        "  If provided, FIRST and LAST limit the probing range.\n"
-	        "  With -l, lists installed busses only\n");
+	        "Usage: i2cdetect [-y] [-a] [-q|-r] I2CBUS [FIRST LAST]\n"
+	        "       i2cdetect -F I2CBUS\n"
+	        "       i2cdetect -l\n"
+	        "  I2CBUS is an integer or an I2C bus name\n"
+	        "  If provided, FIRST and LAST limit the probing range.\n");
 }
 
 static int scan_i2c_bus(int file, int mode, int first, int last)

tools/i2cdump.c

@@ -32,9 +32,10 @@
 
 static void help(void)
 {
-	fprintf(stderr, "Syntax: i2cdump [-f] [-r first-last] [-y] I2CBUS "
-	        "ADDRESS [MODE] [BANK [BANKREG]]\n"
-	        "        i2cdump -V\n"
+	fprintf(stderr,
+	        "Usage: i2cdump [-f] [-y] [-r first-last] I2CBUS ADDRESS [MODE] [BANK [BANKREG]]\n"
+	        "  I2CBUS is an integer or an I2C bus name\n"
+	        "  ADDRESS is an integer (0x00 - 0x7f)\n"
 	        "  MODE is one of:\n"
 		"    b (byte, default)\n"
 		"    w (word)\n"
@@ -42,12 +43,7 @@ static void help(void)
 		"    s (SMBus block)\n"
 		"    i (I2C block)\n"
 	        "    c (consecutive byte)\n"
-	        "    Append 'p' to 'b', 'w', 's' or 'c' for PEC checking\n"
-	        "  I2CBUS is an integer\n"
-	        "  ADDRESS is an integer 0x00 - 0x7f\n"
-	        "  BANK and BANKREG are for byte and word accesses (default "
-	        "bank 0, reg 0x4e)\n"
-	        "  BANK is the command for smbusblock accesses (default 0)\n");
+	        "    Append p for SMBus PEC\n");
 }
 
 int main(int argc, char *argv[])

tools/i2cget.c

@@ -37,16 +37,15 @@ static void help(void) __attribute__ ((noreturn));
 
 static void help(void)
 {
-	fprintf(stderr, "Syntax: i2cget [-f] [-y] I2CBUS CHIP-ADDRESS "
-	        "[DATA-ADDRESS [MODE]]\n"
-	        "        i2cget -V\n"
-	        "  MODE can be: 'b' (read byte data, default)\n"
-	        "               'w' (read word data)\n"
-	        "               'c' (write byte/read byte)\n"
-		"  If DATA-ADDRESS is omitted, a single read byte command is "
-		"issued\n"
-	        "  Append 'p' to MODE for PEC checking\n"
-	        "  I2CBUS is an integer\n");
+	fprintf(stderr,
+	        "Usage: i2cget [-f] [-y] I2CBUS CHIP-ADDRESS [DATA-ADDRESS [MODE]]\n"
+	        "  I2CBUS is an integer or an I2C bus name\n"
+	        "  ADDRESS is an integer (0x03 - 0x77)\n"
+	        "  MODE is one of:\n"
+	        "    b (read byte data, default)\n"
+	        "    w (read word data)\n"
+	        "    c (write byte/read byte)\n"
+	        "    Append p for SMBus PEC\n");
 	exit(1);
 }
 

tools/i2cset.c

@@ -34,12 +34,14 @@ static void help(void) __attribute__ ((noreturn));
 
 static void help(void)
 {
-	fprintf(stderr, "Syntax: i2cset [-f] [-y] I2CBUS CHIP-ADDRESS DATA-ADDRESS "
-	        "VALUE [MODE] [MASK]\n"
-	        "        i2cset -V\n"
-	        "  MODE is 'b[yte]' or 'w[ord]' (default b)\n"
-	        "  Append 'p' to MODE for PEC checking\n"
-	        "  I2CBUS is an integer\n");
+	fprintf(stderr,
+	        "Usage: i2cset [-f] [-y] I2CBUS CHIP-ADDRESS DATA-ADDRESS VALUE [MODE] [MASK]\n"
+	        "  I2CBUS is an integer or an I2C bus name\n"
+	        "  ADDRESS is an integer (0x00 - 0x7f)\n"
+	        "  MODE is one of:\n"
+	        "    b (byte, default)\n"
+		"    w (word)\n"
+	        "    Append p for SMBus PEC\n");
 	exit(1);
 }