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Update msvc_pdb.py from the master branch

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Thomas Nagy 2019-11-10 10:40:54 +01:00
parent e485b45472
commit 38b6f24d73
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1 changed files with 33 additions and 34 deletions
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67
waflib/extras/msvc_pdb.py
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@ -2,46 +2,45 @@
# encoding: utf-8
# Rafaël Kooi 2019
from waflib import TaskGen, Tools
from waflib import TaskGen
@TaskGen.feature('c', 'cxx', 'fc')
@TaskGen.after_method('propagate_uselib_vars')
def add_pdb_per_object(self):
"""For msvc/fortran, specify a unique compile pdb per object, to work
around LNK4099. Flags are updated with a unique /Fd flag based on the
task output name. This is separate from the link pdb.
"""
if not hasattr(self, 'compiled_tasks'):
return
"""For msvc/fortran, specify a unique compile pdb per object, to work
around LNK4099. Flags are updated with a unique /Fd flag based on the
task output name. This is separate from the link pdb.
"""
if not hasattr(self, 'compiled_tasks'):
return
link_task = getattr(self, 'link_task', None)
link_task = getattr(self, 'link_task', None)
for task in self.compiled_tasks:
node = task.outputs[0].change_ext('.pdb')
pdb_flag = '/Fd:' + node.abspath()
for task in self.compiled_tasks:
if task.inputs and task.inputs[0].name.lower().endswith('.rc'):
continue
canAddNode = False
for flagname in ('CFLAGS', 'CXXFLAGS', 'FCFLAGS'):
if not flagname in task.env:
continue
add_pdb = False
for flagname in ('CFLAGS', 'CXXFLAGS', 'FCFLAGS'):
# several languages may be used at once
for flag in task.env[flagname]:
if flag[1:].lower() == 'zi':
add_pdb = True
break
flags = task.env[flagname]
if add_pdb:
node = task.outputs[0].change_ext('.pdb')
pdb_flag = '/Fd:' + node.abspath()
for i, flag in reversed(list(enumerate(flags))):
# Capture both /Zi and /ZI, which cause the compiler to emit a PDB file.
if flag[1:].lower() == 'zi':
canAddNode = True
task.env.append_unique(flagname, pdb_flag)
for flagname in ('CFLAGS', 'CXXFLAGS', 'FCFLAGS'):
buf = [pdb_flag]
for flag in task.env[flagname]:
if flag[1:3] == 'Fd' or flag[1:].lower() == 'fs' or flag[1:].lower() == 'mp':
continue
buf.append(flag)
task.env[flagname] = buf
# Strip existing /Fd, /FS, or /MP flags.
# We have to check for /Fd case sensitive, so that we won't accidentally
# overwrite GCC flags such as "-fdata-sections".
if flag[1:3] == 'Fd' \
or flag[1:].lower() == 'fs' \
or flag[1:].lower() == 'mp':
del task.env[flagname][i]
if canAddNode:
if link_task and not node in link_task.dep_nodes:
link_task.dep_nodes.append(node)
if not node in task.outputs:
task.outputs.append(node)
if link_task and not node in link_task.dep_nodes:
link_task.dep_nodes.append(node)
if not node in task.outputs:
task.outputs.append(node)