Mercurial > hg
annotate mercurial/scmposix.py @ 31957:84f9eb9758c0
atexit: test failing handlers
author | Bryan O'Sullivan <bryano@fb.com> |
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date | Tue, 11 Apr 2017 14:54:12 -0700 |
parents | 7c09b071318a |
children | bf5e13e38390 |
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scmposix: use absolute_import
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1 from __future__ import absolute_import |
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2 |
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scmutil: narrow ImportError handling in termwidth()
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3 import array |
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4 import errno |
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5 import fcntl |
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6 import os |
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7 import sys |
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8 |
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9 from . import ( |
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py3: make scmposix.userrcpath() return bytes
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10 encoding, |
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11 osutil, |
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py3: use pycompat.sysargv in scmposix.systemrcpath()
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12 pycompat, |
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13 ) |
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14 |
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15 def _rcfiles(path): |
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16 rcs = [os.path.join(path, 'hgrc')] |
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17 rcdir = os.path.join(path, 'hgrc.d') |
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18 try: |
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19 rcs.extend([os.path.join(rcdir, f) |
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20 for f, kind in osutil.listdir(rcdir) |
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21 if f.endswith(".rc")]) |
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22 except OSError: |
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23 pass |
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24 return rcs |
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25 |
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26 def systemrcpath(): |
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27 path = [] |
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28 if pycompat.sysplatform == 'plan9': |
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29 root = 'lib/mercurial' |
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30 else: |
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31 root = 'etc/mercurial' |
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32 # old mod_python does not set sys.argv |
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33 if len(getattr(sys, 'argv', [])) > 0: |
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34 p = os.path.dirname(os.path.dirname(pycompat.sysargv[0])) |
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35 if p != '/': |
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36 path.extend(_rcfiles(os.path.join(p, root))) |
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37 path.extend(_rcfiles('/' + root)) |
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38 return path |
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39 |
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40 def userrcpath(): |
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41 if pycompat.sysplatform == 'plan9': |
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42 return [encoding.environ['home'] + '/lib/hgrc'] |
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hg: allow usage of XDG_CONFIG_HOME/hg/hgrc
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43 elif pycompat.sysplatform == 'darwin': |
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44 return [os.path.expanduser('~/.hgrc')] |
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45 else: |
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46 confighome = encoding.environ.get('XDG_CONFIG_HOME') |
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47 if confighome is None or not os.path.isabs(confighome): |
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48 confighome = os.path.expanduser('~/.config') |
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49 |
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50 return [os.path.expanduser('~/.hgrc'), |
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51 os.path.join(confighome, 'hg', 'hgrc')] |
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52 |
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53 def termsize(ui): |
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54 try: |
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55 import termios |
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56 TIOCGWINSZ = termios.TIOCGWINSZ # unavailable on IRIX (issue3449) |
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57 except (AttributeError, ImportError): |
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58 return 80, 24 |
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59 |
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60 for dev in (ui.ferr, ui.fout, ui.fin): |
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61 try: |
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62 try: |
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63 fd = dev.fileno() |
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64 except AttributeError: |
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65 continue |
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66 if not os.isatty(fd): |
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67 continue |
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68 arri = fcntl.ioctl(fd, TIOCGWINSZ, '\0' * 8) |
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69 height, width = array.array(r'h', arri)[:2] |
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70 if width > 0 and height > 0: |
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71 return width, height |
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72 except ValueError: |
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73 pass |
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74 except IOError as e: |
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75 if e[0] == errno.EINVAL: |
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76 pass |
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77 else: |
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78 raise |
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79 return 80, 24 |