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- # Source Generated with Decompyle++
- # File: in.pyo (Python 2.5)
-
- __revision__ = '$Id: spawn.py 37828 2004-11-10 22:23:15Z loewis $'
- import sys
- import os
- import string
- from distutils.errors import *
- from distutils import log
-
- def spawn(cmd, search_path = 1, verbose = 0, dry_run = 0):
- if os.name == 'posix':
- _spawn_posix(cmd, search_path, dry_run = dry_run)
- elif os.name == 'nt':
- _spawn_nt(cmd, search_path, dry_run = dry_run)
- elif os.name == 'os2':
- _spawn_os2(cmd, search_path, dry_run = dry_run)
- else:
- raise DistutilsPlatformError, "don't know how to spawn programs on platform '%s'" % os.name
-
-
- def _nt_quote_args(args):
- for i in range(len(args)):
- if string.find(args[i], ' ') != -1:
- args[i] = '"%s"' % args[i]
- continue
-
- return args
-
-
- def _spawn_nt(cmd, search_path = 1, verbose = 0, dry_run = 0):
- executable = cmd[0]
- cmd = _nt_quote_args(cmd)
- if search_path:
- if not find_executable(executable):
- pass
- executable = executable
-
- log.info(string.join([
- executable] + cmd[1:], ' '))
- if not dry_run:
-
- try:
- rc = os.spawnv(os.P_WAIT, executable, cmd)
- except OSError:
- exc = None
- raise DistutilsExecError, "command '%s' failed: %s" % (cmd[0], exc[-1])
-
- if rc != 0:
- raise DistutilsExecError, "command '%s' failed with exit status %d" % (cmd[0], rc)
-
-
-
-
- def _spawn_os2(cmd, search_path = 1, verbose = 0, dry_run = 0):
- executable = cmd[0]
- if search_path:
- if not find_executable(executable):
- pass
- executable = executable
-
- log.info(string.join([
- executable] + cmd[1:], ' '))
- if not dry_run:
-
- try:
- rc = os.spawnv(os.P_WAIT, executable, cmd)
- except OSError:
- exc = None
- raise DistutilsExecError, "command '%s' failed: %s" % (cmd[0], exc[-1])
-
- if rc != 0:
- print "command '%s' failed with exit status %d" % (cmd[0], rc)
- raise DistutilsExecError, "command '%s' failed with exit status %d" % (cmd[0], rc)
-
-
-
-
- def _spawn_posix(cmd, search_path = 1, verbose = 0, dry_run = 0):
- log.info(string.join(cmd, ' '))
- if dry_run:
- return None
-
- if not search_path or os.execvp:
- pass
- exec_fn = os.execv
- pid = os.fork()
- if pid == 0:
-
- try:
- exec_fn(cmd[0], cmd)
- except OSError:
- e = None
- sys.stderr.write('unable to execute %s: %s\n' % (cmd[0], e.strerror))
- os._exit(1)
-
- sys.stderr.write('unable to execute %s for unknown reasons' % cmd[0])
- os._exit(1)
- else:
- while None:
-
- try:
- (pid, status) = os.waitpid(pid, 0)
- except OSError:
- exc = None
- import errno
- if exc.errno == errno.EINTR:
- continue
-
- raise DistutilsExecError, "command '%s' failed: %s" % (cmd[0], exc[-1])
-
- if os.WIFSIGNALED(status):
- raise DistutilsExecError, "command '%s' terminated by signal %d" % (cmd[0], os.WTERMSIG(status))
- continue
- if os.WIFEXITED(status):
- exit_status = os.WEXITSTATUS(status)
- if exit_status == 0:
- return None
- else:
- raise DistutilsExecError, "command '%s' failed with exit status %d" % (cmd[0], exit_status)
- exit_status == 0
- if os.WIFSTOPPED(status):
- continue
- continue
- raise DistutilsExecError, "unknown error executing '%s': termination status %d" % (cmd[0], status)
- continue
- return None
-
-
- def find_executable(executable, path = None):
- if path is None:
- path = os.environ['PATH']
-
- paths = string.split(path, os.pathsep)
- (base, ext) = os.path.splitext(executable)
- if (sys.platform == 'win32' or os.name == 'os2') and ext != '.exe':
- executable = executable + '.exe'
-
- if not os.path.isfile(executable):
- for p in paths:
- f = os.path.join(p, executable)
- if os.path.isfile(f):
- return f
- continue
-
- return None
- else:
- return executable
-
-