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Do not get terminal dimensions when we're piping to someone #1

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Do not get terminal dimensions when we're piping to someone #1

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12 changes: 9 additions & 3 deletions coloredlogcat.py
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Original file line number Diff line number Diff line change
Expand Up @@ -42,9 +42,13 @@

HEADER_SIZE = USER_WIDTH + PROCESS_WIDTH + TAG_WIDTH + PRIORITY_WIDTH + 4

# enable interactive mode only if we're printing to a tty, not if we're piping to someone
interactive = sys.stdout.isatty()

# unpack the current terminal width/height
data = fcntl.ioctl(sys.stdout.fileno(), termios.TIOCGWINSZ, '1234')
HEIGHT, WIDTH = struct.unpack('hh',data)
if interactive:
data = fcntl.ioctl(sys.stdout.fileno(), termios.TIOCGWINSZ, '1234')
HEIGHT, WIDTH = struct.unpack('hh',data)

BLACK, RED, GREEN, YELLOW, BLUE, MAGENTA, CYAN, WHITE = range(8)

Expand Down Expand Up @@ -143,6 +147,7 @@ def millis_color(match):
try:
line = input.readline()
except KeyboardInterrupt:
sys.stdout.flush()
break

line = line.expandtabs(4)
Expand Down Expand Up @@ -201,7 +206,8 @@ def millis_color(match):
message = retime.sub(millis_color, message)

# insert line wrapping as needed
message = indent_wrap(message, HEADER_SIZE, WIDTH)
if interactive:
message = indent_wrap(message, HEADER_SIZE, WIDTH)

linebuf.write(message)
print linebuf.getvalue()