tools: tweak the formatting of help text strings

Add an additional newline between the summary and the options list
for better readability.

Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>

6 files changed, 6 insertions, 0 deletions

diff --git a/src/tools/gpiodetect.c b/src/tools/gpiodetect.c
index e247e30..98e26cd 100644
--- a/src/tools/gpiodetect.c
+++ b/src/tools/gpiodetect.c
@@ -24,6 +24,7 @@ static void print_help(void)
 {
 	printf("Usage: %s [OPTIONS]\n", get_progname());
 	printf("List all GPIO chips, print their labels and number of GPIO lines.\n");
+	printf("\n");
 	printf("Options:\n");
 	printf("  -h, --help:\t\tdisplay this message and exit\n");
 	printf("  -v, --version:\tdisplay the version and exit\n");
diff --git a/src/tools/gpiofind.c b/src/tools/gpiofind.c
index fc453ea..76f0889 100644
--- a/src/tools/gpiofind.c
+++ b/src/tools/gpiofind.c
@@ -24,6 +24,7 @@ static void print_help(void)
 {
 	printf("Usage: %s [OPTIONS] <name>\n", get_progname());
 	printf("Find a GPIO line by name. The output of this command can be used as input for gpioget/set.\n");
+	printf("\n");
 	printf("Options:\n");
 	printf("  -h, --help:\t\tdisplay this message and exit\n");
 	printf("  -v, --version:\tdisplay the version and exit\n");
diff --git a/src/tools/gpioget.c b/src/tools/gpioget.c
index 16d85ac..b468c05 100644
--- a/src/tools/gpioget.c
+++ b/src/tools/gpioget.c
@@ -27,6 +27,7 @@ static void print_help(void)
 	printf("Usage: %s [OPTIONS] <chip name/number> <offset 1> <offset 2> ...\n",
 	       get_progname());
 	printf("Read line value(s) from a GPIO chip\n");
+	printf("\n");
 	printf("Options:\n");
 	printf("  -h, --help:\t\tdisplay this message and exit\n");
 	printf("  -v, --version:\tdisplay the version and exit\n");
diff --git a/src/tools/gpioinfo.c b/src/tools/gpioinfo.c
index 12eee01..e631e1c 100644
--- a/src/tools/gpioinfo.c
+++ b/src/tools/gpioinfo.c
@@ -48,6 +48,7 @@ static void print_help(void)
 {
 	printf("Usage: %s [OPTIONS] <gpiochip1> ...\n", get_progname());
 	printf("Print information about all lines of the specified GPIO chip(s) (or all gpiochips if none are specified).\n");
+	printf("\n");
 	printf("Options:\n");
 	printf("  -h, --help:\t\tdisplay this message and exit\n");
 	printf("  -v, --version:\tdisplay the version and exit\n");
diff --git a/src/tools/gpiomon.c b/src/tools/gpiomon.c
index 3c42018..c13ab38 100644
--- a/src/tools/gpiomon.c
+++ b/src/tools/gpiomon.c
@@ -37,6 +37,7 @@ static void print_help(void)
 	printf("Usage: %s [OPTIONS] <chip name/number> <offset 1> <offset 2> ...\n",
 	       get_progname());
 	printf("Wait for events on GPIO lines\n");
+	printf("\n");
 	printf("Options:\n");
 	printf("  -h, --help:\t\tdisplay this message and exit\n");
 	printf("  -v, --version:\tdisplay the version and exit\n");
diff --git a/src/tools/gpioset.c b/src/tools/gpioset.c
index 0314e18..fb012fa 100644
--- a/src/tools/gpioset.c
+++ b/src/tools/gpioset.c
@@ -37,6 +37,7 @@ static void print_help(void)
 	printf("Usage: %s [OPTIONS] <chip name/number> <offset1>=<value1> <offset2>=<value2> ...\n",
 	       get_progname());
 	printf("Set GPIO line values of a GPIO chip\n");
+	printf("\n");
 	printf("Options:\n");
 	printf("  -h, --help:\t\tdisplay this message and exit\n");
 	printf("  -v, --version:\tdisplay the version and exit\n");