diff options
| -rwxr-xr-x | scripts/oepydevshell-internal.py | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/scripts/oepydevshell-internal.py b/scripts/oepydevshell-internal.py index a22bec3365..04621ae8a1 100755 --- a/scripts/oepydevshell-internal.py +++ b/scripts/oepydevshell-internal.py @@ -22,9 +22,16 @@ def cbreaknoecho(fd): old[3] = old[3] &~ termios.ECHO &~ termios.ICANON termios.tcsetattr(fd, termios.TCSADRAIN, old) -if len(sys.argv) != 3: - print("Incorrect parameters") - sys.exit(1) +if len(sys.argv) != 3 or sys.argv[1] in ('-h', '--help'): + print('oepydevshell-internal.py: error: the following arguments are required: pty, pid\n' + 'Usage: oepydevshell-internal.py pty pid\n\n' + 'OpenEmbedded oepydevshell-internal.py - internal script called from meta/classes/devshell.bbclass\n\n' + 'arguments:\n' + ' pty pty device name\n' + ' pid parent process id\n\n' + 'options:\n' + ' -h, --help show this help message and exit\n') + sys.exit(2) pty = open(sys.argv[1], "w+b", 0) parent = int(sys.argv[2]) @@ -38,7 +45,7 @@ readline.parse_and_bind("tab: complete") try: readline.read_history_file(histfile) except IOError: - pass + pass try: |