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1#!/usr/bin/env python
2
3# Copyright JS Foundation and other contributors, http://js.foundation
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#     http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16from __future__ import print_function
17
18import argparse
19import logging
20import os
21import subprocess
22import shutil
23
24
25TOOLS_DIR = os.path.dirname(os.path.abspath(__file__))
26ROOT_DIR = os.path.dirname(TOOLS_DIR)
27SRCMERGER = os.path.join(TOOLS_DIR, 'srcmerger.py')
28JERRY_CORE = os.path.join(ROOT_DIR, 'jerry-core')
29JERRY_PORT = os.path.join(ROOT_DIR, 'jerry-port', 'default')
30JERRY_LIBM = os.path.join(ROOT_DIR, 'jerry-libm')
31
32
33def run_commands(*cmds, **kwargs):
34    log = logging.getLogger('sourcegenerator')
35    verbose = kwargs.get('verbose', False)
36
37    for cmd in cmds:
38        if verbose:
39            cmd.append('--verbose')
40        log.debug('Run command: %s', cmd)
41        subprocess.call(cmd)
42
43
44def generate_jerry_core(output_dir, verbose=False):
45    cmd_jerry_c_gen = [
46        'python', SRCMERGER,
47        '--base-dir', JERRY_CORE,
48        '--input={}/api/jerry.c'.format(JERRY_CORE),
49        '--output={}/jerryscript.c'.format(output_dir),
50        '--append-c-files',
51        # Add the global built-in by default to include some common items
52        # to avoid problems with common built-in headers
53        '--input={}/ecma/builtin-objects/ecma-builtins.c'.format(JERRY_CORE),
54        '--remove-include=jerryscript.h',
55        '--remove-include=jerryscript-port.h',
56        '--remove-include=jerryscript-compiler.h',
57        '--remove-include=jerryscript-core.h',
58        '--remove-include=jerryscript-debugger.h',
59        '--remove-include=jerryscript-debugger-transport.h',
60        '--remove-include=jerryscript-port.h',
61        '--remove-include=jerryscript-snapshot.h',
62        '--remove-include=config.h',
63        '--push-include=jerryscript.h',
64    ]
65
66    cmd_jerry_h_gen = [
67        'python', SRCMERGER,
68        '--base-dir', JERRY_CORE,
69        '--input={}/include/jerryscript.h'.format(JERRY_CORE),
70        '--output={}/jerryscript.h'.format(output_dir),
71        '--remove-include=config.h',
72        '--push-include=jerryscript-config.h',
73    ]
74
75    run_commands(cmd_jerry_c_gen, cmd_jerry_h_gen, verbose=verbose)
76
77    shutil.copyfile('{}/config.h'.format(JERRY_CORE),
78                    '{}/jerryscript-config.h'.format(output_dir))
79
80
81def generate_jerry_port_default(output_dir, verbose=False):
82    cmd_port_c_gen = [
83        'python', SRCMERGER,
84        '--base-dir', JERRY_PORT,
85        '--output={}/jerryscript-port-default.c'.format(output_dir),
86        '--append-c-files',
87        '--remove-include=jerryscript-port.h',
88        '--remove-include=jerryscript-port-default.h',
89        '--remove-include=jerryscript-debugger.h',
90        '--push-include=jerryscript.h',
91        '--push-include=jerryscript-port-default.h',
92    ]
93
94    cmd_port_h_gen = [
95        'python', SRCMERGER,
96        '--base-dir', JERRY_PORT,
97        '--input={}/include/jerryscript-port-default.h'.format(JERRY_PORT),
98        '--output={}/jerryscript-port-default.h'.format(output_dir),
99        '--remove-include=jerryscript-port.h',
100        '--remove-include=jerryscript.h',
101        '--push-include=jerryscript.h',
102    ]
103
104    run_commands(cmd_port_c_gen, cmd_port_h_gen, verbose=verbose)
105
106
107def generate_jerry_libm(output_dir, verbose=False):
108    cmd_libm_c_gen = [
109        'python', SRCMERGER,
110        '--base-dir', JERRY_LIBM,
111        '--output={}/jerryscript-libm.c'.format(output_dir),
112        '--append-c-files',
113    ]
114
115    run_commands(cmd_libm_c_gen, verbose=verbose)
116
117    shutil.copyfile('{}/include/math.h'.format(JERRY_LIBM),
118                    '{}/math.h'.format(output_dir))
119
120def main():
121    parser = argparse.ArgumentParser(description='Generate single sources.')
122    parser.add_argument('--jerry-core', action='store_true', dest='jerry_core',
123                        help='Generate jerry-core files', default=False)
124    parser.add_argument('--jerry-port-default', action='store_true', dest='jerry_port_default',
125                        help='Generate jerry-port-default files', default=False)
126    parser.add_argument('--jerry-libm', action='store_true', dest='jerry_libm',
127                        help='Generate jerry-libm files', default=False)
128    parser.add_argument('--output-dir', metavar='DIR', type=str, dest='output_dir',
129                        default='gen_src', help='Output dir')
130    parser.add_argument('--verbose', '-v', action='store_true', default=False)
131
132    args = parser.parse_args()
133
134    if args.verbose:
135        logging.basicConfig(level=logging.DEBUG)
136
137    try:
138        os.makedirs(args.output_dir)
139    except os.error:
140        pass
141
142    if args.jerry_core:
143        generate_jerry_core(args.output_dir, args.verbose)
144
145    if args.jerry_port_default:
146        generate_jerry_port_default(args.output_dir, args.verbose)
147
148    if args.jerry_libm:
149        generate_jerry_libm(args.output_dir, args.verbose)
150
151
152if __name__ == '__main__':
153    main()
154