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comparison mercurial/scmposix.py @ 30327:365812902904

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scmutil: extend termwidth() to return terminal height, renamed to termsize() It appears crecord.py has its own termsize() function. I want to get rid of it. The fallback height is chosen from the default of cmd.exe on Windows, and VT100 on Unix.
author Yuya Nishihara <yuya@tcha.org>
date Thu, 20 Oct 2016 23:09:05 +0900
parents 1ad1c5017043
children 5b0baa9f3362
comparison
equal deleted inserted replaced
30326:392633d7860e 30327:365812902904
40 if sys.platform == 'plan9': 40 if sys.platform == 'plan9':
41 return [encoding.environ['home'] + '/lib/hgrc'] 41 return [encoding.environ['home'] + '/lib/hgrc']
42 else: 42 else:
43 return [os.path.expanduser('~/.hgrc')] 43 return [os.path.expanduser('~/.hgrc')]
44 44
45 def termwidth(ui): 45 def termsize(ui):
46 try: 46 try:
47 import termios 47 import termios
48 TIOCGWINSZ = termios.TIOCGWINSZ # unavailable on IRIX (issue3449) 48 TIOCGWINSZ = termios.TIOCGWINSZ # unavailable on IRIX (issue3449)
49 except (AttributeError, ImportError): 49 except (AttributeError, ImportError):
50 return 80 50 return 80, 24
51 51
52 for dev in (ui.ferr, ui.fout, ui.fin): 52 for dev in (ui.ferr, ui.fout, ui.fin):
53 try: 53 try:
54 try: 54 try:
55 fd = dev.fileno() 55 fd = dev.fileno()
56 except AttributeError: 56 except AttributeError:
57 continue 57 continue
58 if not os.isatty(fd): 58 if not os.isatty(fd):
59 continue 59 continue
60 arri = fcntl.ioctl(fd, TIOCGWINSZ, '\0' * 8) 60 arri = fcntl.ioctl(fd, TIOCGWINSZ, '\0' * 8)
61 width = array.array('h', arri)[1] 61 height, width = array.array('h', arri)[:2]
62 if width > 0: 62 if width > 0 and height > 0:
63 return width 63 return width, height
64 except ValueError: 64 except ValueError:
65 pass 65 pass
66 except IOError as e: 66 except IOError as e:
67 if e[0] == errno.EINVAL: 67 if e[0] == errno.EINVAL:
68 pass 68 pass
69 else: 69 else:
70 raise 70 raise
71 return 80 71 return 80, 24