56 lines
1.6 KiB
Python
56 lines
1.6 KiB
Python
# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
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# vim: set filetype=python:
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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# dummy library name to avoid skipping building the source here, which
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# we only need the object for.
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Library("elfhack_inject")
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DIST_INSTALL = False
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stem = CONFIG["TARGET_CPU"]
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if CONFIG["RELRHACK"] and CONFIG["OS_TARGET"] == "Android":
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stem += "-android"
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gen_src = "%s.c" % stem
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GeneratedFile(
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gen_src, script="copy_source.py", entry_point="copy", inputs=["../inject.c"]
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)
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SOURCES += [
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"!%s" % gen_src,
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]
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if CONFIG["RELRHACK"]:
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DEFINES["RELRHACK"] = True
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LOCAL_INCLUDES += [".."]
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NO_PGO = True
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for v in ("OS_CPPFLAGS", "OS_CFLAGS", "DEBUG", "CLANG_PLUGIN", "OPTIMIZE", "FRAMEPTR"):
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flags = []
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idx = 0
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for flag in COMPILE_FLAGS[v]:
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if flag == "-isystem":
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flags.append("".join(COMPILE_FLAGS[v][idx : idx + 2]))
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elif (
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flag.startswith(("-g", "-m", "-I", "-isystem", "--sysroot="))
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or flag == "-fPIC"
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):
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flags.append(flag)
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idx += 1
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COMPILE_FLAGS[v] = flags
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COMPILE_FLAGS["OS_CFLAGS"] += [
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"-O2",
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"-fno-stack-protector",
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"-fno-lto",
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# The injected code runs early enough that it supporting unwinding is useless.
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# Moreover, elfhack doesn't inject the eh_frame section anyways.
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"-fno-asynchronous-unwind-tables",
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]
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AllowCompilerWarnings()
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NoVisibilityFlags()
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