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Solved not portable code.

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This commit is contained in:
Javier Moreno
2018-09-27 12:02:00 +02:00
parent 950eb25bfb
commit 463dcb8991
1 changed files with 88 additions and 22 deletions
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micro_ros_agent/__init__.py
+88 -22
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@@ -13,10 +13,19 @@
# limitations under the License.
import struct
import fcntl
import os
import sys
if os.name == 'nt':
import win32con
import win32file
import pywintypes
__overlapped = pywintypes.OVERLAPPED()
elif os.name == 'posix':
import fcntl
else:
raise RuntimeError('PortaLocker only defined for nt and posix platforms')
from rosidl_cmake import convert_camel_case_to_lower_case_underscore
from rosidl_cmake import expand_template
from rosidl_cmake import extract_message_types
@@ -129,34 +138,91 @@ def generate_micro_ros_agent_xml_support(args):
# Write file content
fd1 = open(src_file, "w")
fcntl.lockf(fd1, fcntl.LOCK_EX)
fd1.write(file_content)
if os.name == 'nt':
# Lock
hfile1 = win32file._get_osfhandle(fd1.fileno())
win32file.LockFileEx(hfile1, win32con.LOCKFILE_EXCLUSIVE_LOCK, 0, -0x10000, __overlapped)
# Write
fd1.write(file_content)
# Unlock
win32file.UnlockFileEx(hfile1, 0, -0x10000, __overlapped)
elif os.name == 'posix':
# Lock
fcntl.flock(fd1.fileno(), fcntl.LOCK_EX)
# Write
fd1.write(file_content)
# Unlock
fcntl.flock(fd1.fileno(), fcntl.LOCK_UN)
fd1.close()
# Open collect file
collec_file = os.path.join(args['output_dir'], "DEFAULT_FASTRTPS_PROFILES.xml")
fd2 = open(collec_file, "w")
fcntl.lockf(fd2, fcntl.LOCK_EX)
# Generate head
fd2.write("<profiles>\n")
# Append all files contents
for filename in os.listdir(srcs_dir):
if filename.endswith(".xml"):
fd3 = open(os.path.join(srcs_dir, filename), "r+")
fcntl.lockf(fd3, fcntl.LOCK_EX)
fd2.write(fd3.read())
fd3.close()
# Generate tail
fd2.write("</profiles>\n")
if os.name == 'nt':
# Lock
hfile2 = win32file._get_osfhandle(fd2.fileno())
win32file.LockFileEx(hfile2, win32con.LOCKFILE_EXCLUSIVE_LOCK, 0, -0x10000, __overlapped)
# Generate head
fd2.write("<profiles>\n")
# Append all files contents
for filename in os.listdir(srcs_dir):
if filename.endswith(".xml"):
# Open
fd3 = open(os.path.join(srcs_dir, filename), "r+")
# Lock
hfile3 = win32file._get_osfhandle(fd3.fileno())
win32file.LockFileEx(hfile3, win32con.LOCKFILE_EXCLUSIVE_LOCK, 0, -0x10000, __overlapped)
# Write
fd2.write(fd3.read())
# Unlock
win32file.UnlockFileEx(hfile3, 0, -0x10000, __overlapped)
fd3.close()
# Generate tail
fd2.write("</profiles>\n")
# UnLock
win32file.UnlockFileEx(hfile2, 0, -0x10000, __overlapped)
elif os.name == 'posix':
# Lock
fcntl.flock(fd2.fileno(), fcntl.LOCK_EX)
# Generate head
fd2.write("<profiles>\n")
# Append all files contents
for filename in os.listdir(srcs_dir):
if filename.endswith(".xml"):
# Open
fd3 = open(os.path.join(srcs_dir, filename), "r+")
# Lock
fcntl.flock(fd3, fcntl.LOCK_EX)
# Write
fd2.write(fd3.read())
# Unlock
fcntl.flock(fd3.fileno(), fcntl.LOCK_UN)
# Close
fd3.close()
# Generate tail
fd2.write("</profiles>\n")
# UnLock
fcntl.flock(fd2.fileno(), fcntl.LOCK_UN)
# Close file
fd2.close()