def try_link(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile and link a source file, built from 'body' and
'headers', to executable form. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
ok = 1
except (CompileError, LinkError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
python类LinkError()的实例源码
def try_run(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
self.spawn([exe])
ok = 1
except (CompileError, LinkError, DistutilsExecError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
# -- High-level methods --------------------------------------------
# (these are the ones that are actually likely to be useful
# when implementing a real-world config command!)
def try_link(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile and link a source file, built from 'body' and
'headers', to executable form. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
ok = 1
except (CompileError, LinkError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
def try_run(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
self.spawn([exe])
ok = 1
except (CompileError, LinkError, DistutilsExecError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
# -- High-level methods --------------------------------------------
# (these are the ones that are actually likely to be useful
# when implementing a real-world config command!)
def try_link(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile and link a source file, built from 'body' and
'headers', to executable form. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
ok = 1
except (CompileError, LinkError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
def try_run(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
self.spawn([exe])
ok = 1
except (CompileError, LinkError, DistutilsExecError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
# -- High-level methods --------------------------------------------
# (these are the ones that are actually likely to be useful
# when implementing a real-world config command!)
def try_link(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile and link a source file, built from 'body' and
'headers', to executable form. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
ok = 1
except (CompileError, LinkError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
def try_run(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
self.spawn([exe])
ok = 1
except (CompileError, LinkError, DistutilsExecError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
# -- High-level methods --------------------------------------------
# (these are the ones that are actually likely to be useful
# when implementing a real-world config command!)
def try_link(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile and link a source file, built from 'body' and
'headers', to executable form. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
ok = 1
except (CompileError, LinkError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
def try_run(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
self.spawn([exe])
ok = 1
except (CompileError, LinkError, DistutilsExecError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
# -- High-level methods --------------------------------------------
# (these are the ones that are actually likely to be useful
# when implementing a real-world config command!)
def try_link(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile and link a source file, built from 'body' and
'headers', to executable form. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
ok = 1
except (CompileError, LinkError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
def try_run(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
self.spawn([exe])
ok = 1
except (CompileError, LinkError, DistutilsExecError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
# -- High-level methods --------------------------------------------
# (these are the ones that are actually likely to be useful
# when implementing a real-world config command!)
def try_link(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile and link a source file, built from 'body' and
'headers', to executable form. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
ok = True
except (CompileError, LinkError):
ok = False
log.info(ok and "success!" or "failure.")
self._clean()
return ok
def try_run(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
self.spawn([exe])
ok = True
except (CompileError, LinkError, DistutilsExecError):
ok = False
log.info(ok and "success!" or "failure.")
self._clean()
return ok
# -- High-level methods --------------------------------------------
# (these are the ones that are actually likely to be useful
# when implementing a real-world config command!)
def try_link(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile and link a source file, built from 'body' and
'headers', to executable form. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
ok = 1
except (CompileError, LinkError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
def try_run(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
self.spawn([exe])
ok = 1
except (CompileError, LinkError, DistutilsExecError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
# -- High-level methods --------------------------------------------
# (these are the ones that are actually likely to be useful
# when implementing a real-world config command!)
def try_link(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile and link a source file, built from 'body' and
'headers', to executable form. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
ok = 1
except (CompileError, LinkError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
def try_run(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
self.spawn([exe])
ok = 1
except (CompileError, LinkError, DistutilsExecError):
ok = 0
log.info(ok and "success!" or "failure.")
self._clean()
return ok
# -- High-level methods --------------------------------------------
# (these are the ones that are actually likely to be useful
# when implementing a real-world config command!)
def try_link(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile and link a source file, built from 'body' and
'headers', to executable form. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
ok = True
except (CompileError, LinkError):
ok = False
log.info(ok and "success!" or "failure.")
self._clean()
return ok
def try_run(self, body, headers=None, include_dirs=None, libraries=None,
library_dirs=None, lang="c"):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Return true on success, false
otherwise.
"""
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
self.spawn([exe])
ok = True
except (CompileError, LinkError, DistutilsExecError):
ok = False
log.info(ok and "success!" or "failure.")
self._clean()
return ok
# -- High-level methods --------------------------------------------
# (these are the ones that are actually likely to be useful
# when implementing a real-world config command!)
def get_output(self, body, headers=None, include_dirs=None,
libraries=None, library_dirs=None,
lang="c", use_tee=None):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Returns the exit status code
of the program and its output.
"""
# 2008-11-16, RemoveMe
warnings.warn("\n+++++++++++++++++++++++++++++++++++++++++++++++++\n" \
"Usage of get_output is deprecated: please do not \n" \
"use it anymore, and avoid configuration checks \n" \
"involving running executable on the target machine.\n" \
"+++++++++++++++++++++++++++++++++++++++++++++++++\n",
DeprecationWarning)
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
exitcode, output = 255, ''
try:
grabber = GrabStdout()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
grabber.restore()
except:
output = grabber.data
grabber.restore()
raise
exe = os.path.join('.', exe)
exitstatus, output = exec_command(exe, execute_in='.',
use_tee=use_tee)
if hasattr(os, 'WEXITSTATUS'):
exitcode = os.WEXITSTATUS(exitstatus)
if os.WIFSIGNALED(exitstatus):
sig = os.WTERMSIG(exitstatus)
log.error('subprocess exited with signal %d' % (sig,))
if sig == signal.SIGINT:
# control-C
raise KeyboardInterrupt
else:
exitcode = exitstatus
log.info("success!")
except (CompileError, LinkError):
log.info("failure.")
self._clean()
return exitcode, output
def get_output(self, body, headers=None, include_dirs=None,
libraries=None, library_dirs=None,
lang="c", use_tee=None):
"""Try to compile, link to an executable, and run a program
built from 'body' and 'headers'. Returns the exit status code
of the program and its output.
"""
# 2008-11-16, RemoveMe
warnings.warn("\n+++++++++++++++++++++++++++++++++++++++++++++++++\n" \
"Usage of get_output is deprecated: please do not \n" \
"use it anymore, and avoid configuration checks \n" \
"involving running executable on the target machine.\n" \
"+++++++++++++++++++++++++++++++++++++++++++++++++\n",
DeprecationWarning, stacklevel=2)
from distutils.ccompiler import CompileError, LinkError
self._check_compiler()
exitcode, output = 255, ''
try:
grabber = GrabStdout()
try:
src, obj, exe = self._link(body, headers, include_dirs,
libraries, library_dirs, lang)
grabber.restore()
except:
output = grabber.data
grabber.restore()
raise
exe = os.path.join('.', exe)
exitstatus, output = exec_command(exe, execute_in='.',
use_tee=use_tee)
if hasattr(os, 'WEXITSTATUS'):
exitcode = os.WEXITSTATUS(exitstatus)
if os.WIFSIGNALED(exitstatus):
sig = os.WTERMSIG(exitstatus)
log.error('subprocess exited with signal %d' % (sig,))
if sig == signal.SIGINT:
# control-C
raise KeyboardInterrupt
else:
exitcode = exitstatus
log.info("success!")
except (CompileError, LinkError):
log.info("failure.")
self._clean()
return exitcode, output
