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https://github.com/systemd/systemd
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test: also test all _public_ functions are listed in .sym files
Co-authored-by: Frantisek Sumsal <frantisek@sumsal.cz>
This commit is contained in:
parent
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@ -126,8 +126,10 @@ libsystemd_static = static_library(
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userspace],
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build_by_default : false)
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libsystemd_dir_path = meson.current_source_dir()
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libsystemd_sym = files('libsystemd.sym')
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libsystemd_sym_path = meson.current_source_dir() / 'libsystemd.sym'
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libsystemd_sym_path = libsystemd_dir_path / 'libsystemd.sym'
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static_libsystemd = get_option('static-libsystemd')
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static_libsystemd_pic = static_libsystemd == 'true' or static_libsystemd == 'pic'
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@ -15,11 +15,13 @@ libudev_sources = files(
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libudev_includes = [includes, include_directories('.')]
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libudev_dir_path = meson.current_source_dir()
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libudev_sym = files('libudev.sym')
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libudev_sym_path = meson.current_source_dir() / 'libudev.sym'
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libudev_sym_path = libudev_dir_path / 'libudev.sym'
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install_headers('libudev.h')
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libudev_h_path = meson.current_source_dir() / 'libudev.h'
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libudev_h_path = libudev_dir_path / 'libudev.h'
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libudev_basic = static_library(
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'udev-basic',
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@ -1,36 +1,89 @@
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#!/usr/bin/env python3
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# SPDX-License-Identifier: LGPL-2.1-or-later
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import sys, re
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import os
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import re
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import sys
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print('#include <stdio.h>')
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for header in sys.argv[2:]:
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def process_sym_file(file):
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for line in file:
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m = re.search(r'^ +([a-zA-Z0-9_]+);', line)
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if m:
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if m[1] == 'sd_bus_object_vtable_format':
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print(' {{"{0}", &{0}}},'.format(m[1]))
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else:
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print(' {{"{0}", {0}}},'.format(m[1]))
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def process_source_file(file):
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for line in file:
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# Functions
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m = re.search(r'^_public_\s+(\S+\s+)+\**(\w+)\s*\(', line)
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if m:
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print(' {{ "{0}", {0} }},'.format(m[2]))
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# Variables
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m = re.search(r'^_public_\s+(\S+\s+)+\**(\w+)\s*=', line)
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if m:
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print(' {{ "{0}", &{0} }},'.format(m[2]))
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# Functions defined through a macro
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m = re.search(r'^DEFINE_PUBLIC_TRIVIAL_REF_FUNC\([^,]+,\s*(\w+)\s*\)', line)
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if m:
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print(' {{ "{0}_ref", {0}_ref }},'.format(m[1]))
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m = re.search(r'^DEFINE_PUBLIC_TRIVIAL_UNREF_FUNC\([^,]+,\s*(\w+)\s*,', line)
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if m:
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print(' {{ "{0}_unref", {0}_unref }},'.format(m[1]))
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m = re.search(r"^DEFINE_PUBLIC_TRIVIAL_REF_UNREF_FUNC\([^,]+,\s*(\w+)\s*,", line)
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if m:
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print(' {{ "{0}_ref", {0}_ref }},'.format(m[1]))
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print(' {{ "{0}_unref", {0}_unref }},'.format(m[1]))
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print('''/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#include <stdio.h>
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#include <stdlib.h>
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''')
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for header in sys.argv[3:]:
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print('#include "{}"'.format(header.split('/')[-1]))
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print('''
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/* We want to check deprecated symbols too, without complaining */
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#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
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''')
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const struct {
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print('''
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static const struct {
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const char *name;
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const void *symbol;
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} symbols[] = {''')
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} symbols_from_sym[] = {''')
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count = 0
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for line in open(sys.argv[1]):
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match = re.search('^ +([a-zA-Z0-9_]+);', line)
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if match:
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s = match.group(1)
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if s == 'sd_bus_object_vtable_format':
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print(f' {{"{s}", &{s}}},')
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else:
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print(f' {{"{s}", {s}}},')
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count += 1
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with open(sys.argv[1], "r") as f:
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process_sym_file(f)
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print(f'''}};
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print(''' {}
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}, symbols_from_source[] = {''')
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int main(void) {{
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for (size_t i = 0; i < {count}; i++)
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printf("%p: %s\\n", symbols[i].symbol, symbols[i].name);
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return 0;
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}}''')
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for dirpath, _, filenames in os.walk(sys.argv[2]):
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for filename in filenames:
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with open(os.path.join(dirpath, filename), "r") as f:
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process_source_file(f)
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print(''' {}
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};
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int main(void) {
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size_t i, j;
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puts("From symbol file:");
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for (i = 0; symbols_from_sym[i].name; i++)
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printf("%p: %s\\n", symbols_from_sym[i].symbol, symbols_from_sym[i].name);
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puts("\\nFrom source files:");
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for (j = 0; symbols_from_source[j].name; j++)
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printf("%p: %s\\n", symbols_from_source[j].symbol, symbols_from_source[j].name);
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puts("");
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printf("Found %zu symbols from symbol file.\\n", i);
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printf("Found %zu symbols from source files.\\n", j);
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return i == j ? EXIT_SUCCESS : EXIT_FAILURE;
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}''')
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@ -21,17 +21,17 @@ generate_sym_test_py = find_program('generate-sym-test.py')
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test_libsystemd_sym_c = custom_target(
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'test-libsystemd-sym.c',
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input : [libsystemd_sym_path] + systemd_headers,
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input : [libsystemd_sym_path] + systemd_headers + libsystemd_sources,
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output : 'test-libsystemd-sym.c',
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command : [generate_sym_test_py, libsystemd_sym_path] + systemd_headers,
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command : [generate_sym_test_py, libsystemd_sym_path, libsystemd_dir_path] + systemd_headers,
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capture : true,
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build_by_default : want_tests != 'false')
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test_libudev_sym_c = custom_target(
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'test-libudev-sym.c',
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input : [libudev_sym_path, libudev_h_path],
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input : [libudev_sym_path, libudev_h_path] + libudev_sources,
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output : 'test-libudev-sym.c',
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command : [generate_sym_test_py, '@INPUT0@', '@INPUT1@'],
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command : [generate_sym_test_py, libudev_sym_path, libudev_dir_path, libudev_h_path],
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capture : true,
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build_by_default : want_tests != 'false')
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