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# Copyright 2020 MongoDB Inc.
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
import SCons
import subprocess
# TODO: Make a SUFF variable for the suffix to write to
# TODO: Prevent using abilink when -gsplit-dwarf is in play, since it doesn't work
# TODO: Make a variable for the md5sum utility (allow any hasher)
# TODO: Add an ABILINKCOM variable to the Action, so it can be silenced.
def _detect(env):
try:
abidw = env["ABIDW"]
if not abidw:
return None
return abidw
except KeyError:
pass
return env.WhereIs("abidw")
def _add_emitter(builder):
base_emitter = builder.emitter
def new_emitter(target, source, env):
new_targets = []
for t in target:
abidw = str(t) + ".abidw"
abidw = (t.builder.target_factory or env.File)(abidw)
new_targets.append(abidw)
setattr(t.attributes, "abidw", abidw)
targets = target + new_targets
return (targets, source)
new_emitter = SCons.Builder.ListEmitter([base_emitter, new_emitter])
builder.emitter = new_emitter
def _add_scanner(builder):
old_scanner = builder.target_scanner
path_function = old_scanner.path_function
def new_scanner(node, env, path):
old_results = old_scanner(node, env, path)
new_results = []
for base in old_results:
abidw = getattr(env.Entry(base).attributes, "abidw", None)
new_results.append(abidw if abidw else base)
return new_results
builder.target_scanner = SCons.Scanner.Scanner(
function=new_scanner,
path_function=path_function,
)
def _add_action(builder):
actions = builder.action
builder.action = actions + SCons.Action.Action(
"$ABIDW --no-show-locs $TARGET | md5sum > ${TARGET}.abidw")
def exists(env):
result = _detect(env) != None
return result
def generate(env):
if not exists(env):
return
builder = env["BUILDERS"]["SharedLibrary"]
_add_emitter(builder)
_add_action(builder)
_add_scanner(builder)
_add_scanner(env["BUILDERS"]["Program"])
_add_scanner(env["BUILDERS"]["LoadableModule"])
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