annotate mercurial/scmposix.py @ 50825:973fbb27ab45

backout: migrate `opts` to native kwargs It will take a bit to unwind `cmdutil.commit`, so there's a conversion to byteskwargs there, without changing the type of `opts` in this function. That's also useful to flag it as needing to be changed.
author Matt Harbison <matt_harbison@yahoo.com>
date Sun, 20 Aug 2023 00:27:27 -0400
parents 7a4143428db7
children 18c8c18993f0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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80708959161a scmutil: narrow ImportError handling in termwidth()
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1 import array
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2 import errno
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3 import fcntl
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4 import os
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5 import sys
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6
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7 from typing import (
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8 List,
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9 Tuple,
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10 )
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11
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12 from .pycompat import getattr
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13 from . import (
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14 encoding,
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15 pycompat,
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16 util,
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17 )
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18
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19 if pycompat.TYPE_CHECKING:
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20 from . import ui as uimod
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21
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22 # BSD 'more' escapes ANSI color sequences by default. This can be disabled by
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23 # $MORE variable, but there's no compatible option with Linux 'more'. Given
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24 # OS X is widely used and most modern Unix systems would have 'less', setting
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25 # 'less' as the default seems reasonable.
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26 fallbackpager = b'less'
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27
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28
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29 def _rcfiles(path: bytes) -> List[bytes]:
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30 rcs = [os.path.join(path, b'hgrc')]
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31 rcdir = os.path.join(path, b'hgrc.d')
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32 try:
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33 rcs.extend(
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34 [
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35 os.path.join(rcdir, f)
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36 for f, kind in sorted(util.listdir(rcdir))
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37 if f.endswith(b".rc")
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38 ]
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39 )
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40 except OSError:
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41 pass
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42 return rcs
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43
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44
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45 def systemrcpath() -> List[bytes]:
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46 path = []
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47 if pycompat.sysplatform == b'plan9':
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48 root = b'lib/mercurial'
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49 else:
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50 root = b'etc/mercurial'
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51 # old mod_python does not set sys.argv
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52 if len(getattr(sys, 'argv', [])) > 0:
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53 p = os.path.dirname(os.path.dirname(pycompat.sysargv[0]))
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54 if p != b'/':
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55 path.extend(_rcfiles(os.path.join(p, root)))
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56 path.extend(_rcfiles(b'/' + root))
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57 return path
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58
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59
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60 def userrcpath() -> List[bytes]:
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61 if pycompat.sysplatform == b'plan9':
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62 return [encoding.environ[b'home'] + b'/lib/hgrc']
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63 elif pycompat.isdarwin:
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64 return [os.path.expanduser(b'~/.hgrc')]
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65 else:
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66 confighome = encoding.environ.get(b'XDG_CONFIG_HOME')
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67 if confighome is None or not os.path.isabs(confighome):
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68 confighome = os.path.expanduser(b'~/.config')
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69
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70 return [
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71 os.path.expanduser(b'~/.hgrc'),
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72 os.path.join(confighome, b'hg', b'hgrc'),
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73 ]
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74
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75
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76 def termsize(ui: "uimod.ui") -> Tuple[int, int]:
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77 try:
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78 import termios
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79
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80 TIOCGWINSZ = termios.TIOCGWINSZ # unavailable on IRIX (issue3449)
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81 except (AttributeError, ImportError):
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82 return 80, 24
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83
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84 for dev in (ui.ferr, ui.fout, ui.fin):
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85 try:
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86 try:
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87 fd = dev.fileno()
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88 except AttributeError:
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89 continue
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90 if not os.isatty(fd):
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91 continue
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92 arri = fcntl.ioctl(fd, TIOCGWINSZ, b'\0' * 8)
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93 height, width = array.array('h', arri)[:2]
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94 if width > 0 and height > 0:
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95 return width, height
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96 except ValueError:
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97 pass
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98 except IOError as e:
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99 if e.errno == errno.EINVAL:
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100 pass
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101 else:
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102 raise
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103 return 80, 24