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comparison mercurial/util.py @ 5707:76dd039c2bad

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util: remove set_exec and set_link methods
author Matt Mackall <mpm@selenic.com>
date Thu, 27 Dec 2007 22:47:41 -0600
parents 1b914de8d0ba
children 45fa7b1c5d4c
comparison
equal deleted inserted replaced
5706:89fe5b36c21e 5707:76dd039c2bad
983 983
984 def testpid(pid): 984 def testpid(pid):
985 '''return False if pid dead, True if running or not known''' 985 '''return False if pid dead, True if running or not known'''
986 return True 986 return True
987 987
988 def set_exec(f, mode):
989 pass
990
991 def set_link(f, mode):
992 pass
993
994 def set_flags(f, flags): 988 def set_flags(f, flags):
995 pass 989 pass
996 990
997 def set_binary(fd): 991 def set_binary(fd):
998 msvcrt.setmode(fd.fileno(), os.O_BINARY) 992 msvcrt.setmode(fd.fileno(), os.O_BINARY)
1132 return port and ("%s -p %s" % (args, port)) or args 1126 return port and ("%s -p %s" % (args, port)) or args
1133 1127
1134 def is_exec(f): 1128 def is_exec(f):
1135 """check whether a file is executable""" 1129 """check whether a file is executable"""
1136 return (os.lstat(f).st_mode & 0100 != 0) 1130 return (os.lstat(f).st_mode & 0100 != 0)
1137
1138 def force_chmod(f, s):
1139 try:
1140 os.chmod(f, s)
1141 except OSError, inst:
1142 if inst.errno != errno.EPERM:
1143 raise
1144 # maybe we don't own the file, try copying it
1145 new_f = mktempcopy(f)
1146 os.chmod(new_f, s)
1147 os.rename(new_f, f)
1148
1149 def set_exec(f, mode):
1150 s = os.lstat(f).st_mode
1151 if stat.S_ISLNK(s) or (s & 0100 != 0) == mode:
1152 return
1153 if mode:
1154 # Turn on +x for every +r bit when making a file executable
1155 # and obey umask.
1156 force_chmod(f, s | (s & 0444) >> 2 & ~_umask)
1157 else:
1158 force_chmod(f, s & 0666)
1159
1160 def set_link(f, mode):
1161 """make a file a symbolic link/regular file
1162
1163 if a file is changed to a link, its contents become the link data
1164 if a link is changed to a file, its link data become its contents
1165 """
1166
1167 m = os.path.islink(f)
1168 if m == bool(mode):
1169 return
1170
1171 if mode: # switch file to link
1172 data = file(f).read()
1173 os.unlink(f)
1174 os.symlink(data, f)
1175 else:
1176 data = os.readlink(f)
1177 os.unlink(f)
1178 file(f, "w").write(data)
1179 1131
1180 def set_flags(f, flags): 1132 def set_flags(f, flags):
1181 s = os.lstat(f).st_mode 1133 s = os.lstat(f).st_mode
1182 x = "x" in flags 1134 x = "x" in flags
1183 l = "l" in flags 1135 l = "l" in flags