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comparison mercurial/util.py @ 782:cdb9e95b2fab

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Provided platform dependent implementations for explain_exit os.system return code is system dependent.
author thananck@yahoo.com
date Wed, 27 Jul 2005 10:18:22 -0800
parents 092937de2ad7
children 445970ccf57a 8f5637f0a0c0 b65af904d6d7
comparison
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781:26f3d353851f 782:cdb9e95b2fab
15 if f not in seen: 15 if f not in seen:
16 seen[f] = 1 16 seen[f] = 1
17 yield f 17 yield f
18 18
19 class CommandError(Exception): pass 19 class CommandError(Exception): pass
20
21 def explain_exit(code):
22 """return a 2-tuple (desc, code) describing a process's status"""
23 if os.WIFEXITED(code):
24 val = os.WEXITSTATUS(code)
25 return "exited with status %d" % val, val
26 elif os.WIFSIGNALED(code):
27 val = os.WTERMSIG(code)
28 return "killed by signal %d" % val, val
29 elif os.WIFSTOPPED(code):
30 val = os.WSTOPSIG(code)
31 return "stopped by signal %d" % val, val
32 raise ValueError("invalid exit code")
33 20
34 def always(fn): return True 21 def always(fn): return True
35 def never(fn): return False 22 def never(fn): return False
36 23
37 def globre(pat, head = '^', tail = '$'): 24 def globre(pat, head = '^', tail = '$'):
164 return path.replace("\\", "/") 151 return path.replace("\\", "/")
165 152
166 makelock = _makelock_file 153 makelock = _makelock_file
167 readlock = _readlock_file 154 readlock = _readlock_file
168 155
156 def explain_exit(code):
157 return "exited with status %d" % code, code
158
169 else: 159 else:
170 nulldev = '/dev/null' 160 nulldev = '/dev/null'
171 161
172 def is_exec(f, last): 162 def is_exec(f, last):
173 return (os.stat(f).st_mode & 0100 != 0) 163 return (os.stat(f).st_mode & 0100 != 0)
203 except OSError, why: 193 except OSError, why:
204 if why.errno == errno.EINVAL: 194 if why.errno == errno.EINVAL:
205 return _readlock_file(pathname) 195 return _readlock_file(pathname)
206 else: 196 else:
207 raise 197 raise
198
199 def explain_exit(code):
200 """return a 2-tuple (desc, code) describing a process's status"""
201 if os.WIFEXITED(code):
202 val = os.WEXITSTATUS(code)
203 return "exited with status %d" % val, val
204 elif os.WIFSIGNALED(code):
205 val = os.WTERMSIG(code)
206 return "killed by signal %d" % val, val
207 elif os.WIFSTOPPED(code):
208 val = os.STOPSIG(code)
209 return "stopped by signal %d" % val, val
210 raise ValueError("invalid exit code")