#!/usr/bin/env python3 # # Conversion script to add new override syntax to existing bitbake metadata # # Copyright (C) 2021 Richard Purdie # # SPDX-License-Identifier: GPL-2.0-only # # # To use this script on a new layer you need to list the overrides the # layer is known to use in the list below. # # Known constraint: Matching is 'loose' and in particular will find variable # and function names with "_append" and "_remove" in them. Those need to be # filtered out manually or in the skip list below. # import re import os import sys import tempfile import shutil import mimetypes if len(sys.argv) < 2: print("Please specify a directory to run the conversion script against.") sys.exit(1) # List of strings to treat as overrides vars = ["append", "prepend", "remove"] vars = vars + ["qemuarm", "qemux86", "qemumips", "qemuppc", "qemuriscv", "qemuall"] vars = vars + ["genericx86", "edgerouter", "beaglebone-yocto"] vars = vars + ["armeb", "arm", "armv5", "armv6", "armv4", "powerpc64", "aarch64", "riscv32", "riscv64", "x86", "mips64", "powerpc"] vars = vars + ["mipsarch", "x86-x32", "mips16e", "microblaze", "e5500-64b", "mipsisa32", "mipsisa64"] vars = vars + ["class-native", "class-target", "class-cross-canadian", "class-cross", "class-devupstream"] vars = vars + ["tune-", "pn-", "forcevariable"] vars = vars + ["libc-musl", "libc-glibc", "libc-newlib","libc-baremetal"] vars = vars + ["task-configure", "task-compile", "task-install", "task-clean", "task-image-qa", "task-rm_work", "task-image-complete", "task-populate-sdk"] vars = vars + ["toolchain-clang", "mydistro", "nios2", "sdkmingw32", "overrideone", "overridetwo"] vars = vars + ["linux-gnux32", "linux-muslx32", "linux-gnun32", "mingw32", "poky", "darwin", "linuxstdbase"] vars = vars + ["linux-gnueabi", "eabi"] vars = vars + ["virtclass-multilib", "virtclass-mcextend"] # List of strings to treat as overrides but only with whitespace following or another override (more restricted matching). # Handles issues with arc matching arch. shortvars = ["arc", "mips", "mipsel", "sh4"] # Variables which take packagenames as an override packagevars = ["FILES", "RDEPENDS", "RRECOMMENDS", "SUMMARY", "DESCRIPTION", "RSUGGESTS", "RPROVIDES", "RCONFLICTS", "PKG", "ALLOW_EMPTY", "pkg_postrm", "pkg_postinst_ontarget", "pkg_postinst", "INITSCRIPT_NAME", "INITSCRIPT_PARAMS", "DEBIAN_NOAUTONAME", "ALTERNATIVE", "PKGE", "PKGV", "PKGR", "USERADD_PARAM", "GROUPADD_PARAM", "CONFFILES", "SYSTEMD_SERVICE", "LICENSE", "SECTION", "pkg_preinst", "pkg_prerm", "RREPLACES", "GROUPMEMS_PARAM", "SYSTEMD_AUTO_ENABLE", "SKIP_FILEDEPS", "PRIVATE_LIBS", "PACKAGE_ADD_METADATA", "INSANE_SKIP", "DEBIANNAME", "SYSTEMD_SERVICE_ESCAPED"] # Expressions to skip if encountered, these are not overrides skips = ["parser_append", "recipe_to_append", "extra_append", "to_remove", "show_appends", "applied_appends", "file_appends", "handle_remove"] skips = skips + ["expanded_removes", "color_remove", "test_remove", "empty_remove", "toaster_prepend", "num_removed", "licfiles_append", "_write_append"] skips = skips + ["no_report_remove", "test_prepend", "test_append", "multiple_append", "test_remove", "shallow_remove", "do_remove_layer", "first_append"] skips = skips + ["parser_remove", "to_append", "no_remove", "bblayers_add_remove", "bblayers_remove", "apply_append", "is_x86", "base_dep_prepend"] skips = skips + ["autotools_dep_prepend", "go_map_arm", "alt_remove_links", "systemd_append_file", "file_append", "process_file_darwin"] skips = skips + ["run_loaddata_poky", "determine_if_poky_env", "do_populate_poky_src", "libc_cv_include_x86_isa_level", "test_rpm_remove", "do_install_armmultilib"] skips = skips + ["get_appends_for_files", "test_doubleref_remove", "test_bitbakelayers_add_remove", "elf32_x86_64", "colour_remove", "revmap_remove"] skips = skips + ["test_rpm_remove", "test_bitbakelayers_add_remove", "recipe_append_file", "log_data_removed", "recipe_append", "systemd_machine_unit_append"] skips = skips + ["recipetool_append", "changetype_remove", "try_appendfile_wc", "test_qemux86_directdisk", "test_layer_appends", "tgz_removed"] imagevars = ["IMAGE_CMD", "EXTRA_IMAGECMD", "IMAGE_TYPEDEP", "CONVERSION_CMD", "COMPRESS_CMD"] packagevars = packagevars + imagevars vars_re = {} for exp in vars: vars_re[exp] = (re.compile('((^|[#\'"\s\-\+])[A-Za-z0-9_\-:${}\.]+)_' + exp), r"\1:" + exp) shortvars_re = {} for exp in shortvars: shortvars_re[exp] = (re.compile('((^|[#\'"\s\-\+])[A-Za-z0-9_\-:${}\.]+)_' + exp + '([\(\'"\s:])'), r"\1:" + exp + r"\3") package_re = {} for exp in packagevars: package_re[exp] = (re.compile('(^|[#\'"\s\-\+]+)' + exp + '_' + '([$a-z"\'\s%\[<{\\\*].)'), r"\1" + exp + r":\2") # Other substitutions to make subs = { 'r = re.compile("([^:]+):\s*(.*)")' : 'r = re.compile("(^.+?):\s+(.*)")', "val = d.getVar('%s_%s' % (var, pkg))" : "val = d.getVar('%s:%s' % (var, pkg))", "f.write('%s_%s: %s\\n' % (var, pkg, encode(val)))" : "f.write('%s:%s: %s\\n' % (var, pkg, encode(val)))", "d.getVar('%s_%s' % (scriptlet_name, pkg))" : "d.getVar('%s:%s' % (scriptlet_name, pkg))", 'ret.append(v + "_" + p)' : 'ret.append(v + ":" + p)', } def processfile(fn): print("processing file '%s'" % fn) try: fh, abs_path = tempfile.mkstemp() with os.fdopen(fh, 'w') as new_file: with open(fn, "r") as old_file: for line in old_file: skip = False for s in skips: if s in line: skip = True if "ptest_append" in line or "ptest_remove" in line or "ptest_prepend" in line: skip = False for sub in subs: if sub in line: line = line.replace(sub, subs[sub]) skip = True if not skip: for pvar in packagevars: line = package_re[pvar][0].sub(package_re[pvar][1], line) for var in vars: line = vars_re[var][0].sub(vars_re[var][1], line) for shortvar in shortvars: line = shortvars_re[shortvar][0].sub(shortvars_re[shortvar][1], line) if "pkg_postinst:ontarget" in line: line = line.replace("pkg_postinst:ontarget", "pkg_postinst_ontarget") new_file.write(line) shutil.copymode(fn, abs_path) os.remove(fn) shutil.move(abs_path, fn) except UnicodeDecodeError: pass ourname = os.path.basename(sys.argv[0]) ourversion = "0.9.3" if os.path.isfile(sys.argv[1]): processfile(sys.argv[1]) sys.exit(0) for targetdir in sys.argv[1:]: print("processing directory '%s'" % targetdir) for root, dirs, files in os.walk(targetdir): for name in files: if name == ourname: continue fn = os.path.join(root, name) if os.path.islink(fn): continue if "/.git/" in fn or fn.endswith(".html") or fn.endswith(".patch") or fn.endswith(".m4") or fn.endswith(".diff"): continue processfile(fn) print("All files processed with version %s" % ourversion)