Improve help text

1 files changed, 15 insertions, 11 deletions

diff --git a/argparse.c b/argparse.c
index 5c834cc..37d9176 100644
--- a/argparse.c
+++ b/argparse.c
@@ -13,30 +13,34 @@ void printhelp()
  printf(
   "Usage: %s <options>\n"
   "\n"
-  "Options:\n"
-  "-c <file>      Write CSV log for later analysis to file. Append data if the\n"
-  "               file already exists\n"
-  "-C <file>      Same as -c but overwrite existing file\n"
+  "Scaling options:\n"
   "-f <frequency> Fallback frequency in KHz, used when everything fails\n"
   "               Default: %ld\n"
   "-g <governor>  cpufreq governor to use, use \"keep\" to keep current governor\n"
   "               Default: %s\n"
-  "-h             Display this help text\n"
   "-i <file>      Input for temperature readout, usually somewhere in sysfs\n"
   "               Default: %s\n"
-  "-l <logger>    Logger to use, valid values: none, kmsg, stdout, syslog\n"
-  "               Default: %s\n"
-  "-m             Log measurements (CPU temperature and frequency)\n"
   "-p <time>      Poll interval in seconds\n"
   "               Default: %d\n"
   "-s <step>      Step size in Khz when increasing/decreasing CPU speed\n"
   "               Default: %ld\n"
   "-t <number>    Temperature limit\n"
   "               Default: %ld\n"
+  "\n"
+  "Logging options:\n"
+  "-c <file>      Write CSV log for later analysis to file. Append data if the\n"
+  "               file already exists\n"
+  "-C <file>      Same as -c but overwrite existing file\n"
+  "-l <logger>    Logger to use, valid values: none, kmsg, stdout, syslog\n"
+  "               Default: %s\n"
+  "-m             Log measurements (CPU temperature and frequency) via logger\n"
   "-u             Use unixtime timestamps in log and CSV outputs\n"
-  "               Default timestamp format is: YYYY-MM-DD HH:MM:SS\n",
-  config.name,config.fallback_freq,config.governor,config.temp_input,config.logger_name,
-  config.interval,config.freq_step,config.max_temp/1000
+  "               Default timestamp format is: YYYY-MM-DD HH:MM:SS\n"
+  "\n"
+  "Other options:\n"
+  "-h             Display this help text\n",
+  config.name,config.fallback_freq,config.governor,config.temp_input,config.interval,
+  config.freq_step,config.max_temp/1000,config.logger_name
  );
 }