path: progress_0.17-1/progress.c
            printf("  -a --additional-command cmd  add additional command to default command list\n");
            printf("  -c --command cmd             monitor only this command name (ex: firefox)\n");
            printf("  -p --pid id                  monitor only this process ID (ex: `pidof firefox`)\n");
            printf("  -i --ignore-file file        do not report process if using file\n");
            printf("  -o --open-mode {r|w|u}       report only files opened for read, write, or read and write\n");


path: progress_0.17-1/_progress
  {-a,--additional-command}'[add additional command to default command list]: :{_command_names -e}'
  {-c,--command}'[monitor only this command name (ex: firefox)]: :{_command_names -e}'
  {-p,--pid}'[monitor only this process ID (ex: $(pidof firefox))]: :_ps'
  {-i,--ignore-file}'[do not report process if using file]: :_files'
  {-o,--open-mode}'[report only files opened for read or write]:rw:(r w)'