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a65d66c0 | 1 | #!/usr/bin/python3 |
0af91589 UH |
2 | ## |
3 | ## This file is part of the sigrok-util project. | |
4 | ## | |
5 | ## Copyright (C) 2012 Bert Vermeulen <bert@biot.com> | |
6 | ## | |
7 | ## This program is free software: you can redistribute it and/or modify | |
8 | ## it under the terms of the GNU General Public License as published by | |
9 | ## the Free Software Foundation, either version 3 of the License, or | |
10 | ## (at your option) any later version. | |
11 | ## | |
12 | ## This program is distributed in the hope that it will be useful, | |
13 | ## but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | ## GNU General Public License for more details. | |
16 | ## | |
17 | ## You should have received a copy of the GNU General Public License | |
18 | ## along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 | ## | |
a65d66c0 BV |
20 | |
21 | import os | |
22 | import sys | |
23 | import tempfile | |
24 | from subprocess import Popen, PIPE | |
25 | import shutil | |
26 | import re | |
27 | import socket | |
28 | import datetime | |
29 | ||
0af91589 UH |
30 | TMPL_AUTOCONF_AC_ARG_ENABLE = """\ |
31 | AC_ARG_ENABLE(${short}, AC_HELP_STRING([--enable-${short}], | |
d51b5323 BV |
32 | [enable ${name} support [default=yes]]), |
33 | [HW_${upper}="$enableval"], | |
34 | [HW_${upper}=yes]) | |
a65d66c0 BV |
35 | AM_CONDITIONAL(HW_${upper}, test x$HW_${upper} = xyes) |
36 | if test "x$HW_${upper}" = "xyes"; then | |
28113f29 | 37 | AC_DEFINE(HAVE_HW_${upper}, 1, [${name} support]) |
a65d66c0 BV |
38 | fi |
39 | ||
40 | """ | |
41 | TMPL_AUTOCONF_AC_CONFIG_FILES = "\t\t hardware/${short}/Makefile\n" | |
42 | TMPL_AUTOCONF_SUMMARY = 'echo " - ${summary}"\n' | |
43 | TMPL_HWMAKE_SUBDIR = '\t${short}' | |
d51b5323 BV |
44 | TMPL_HWMAKE_DRIVERLIB = """if HW_${upper} |
45 | libsigrokhardware_la_LIBADD += ${short}/libsigrok_hw_${lib}.la | |
46 | endif | |
47 | ||
48 | """ | |
49 | TMPL_HWDRIVER_EXTERN = """\ | |
50 | #ifdef HAVE_HW_${upper} | |
51 | extern SR_PRIV struct sr_dev_driver ${lib}_driver_info; | |
52 | #endif | |
53 | """ | |
54 | TMPL_HWDRIVER_DIPTR = """\ | |
55 | #ifdef HAVE_HW_${upper} | |
56 | &${lib}_driver_info, | |
57 | #endif | |
58 | """ | |
a65d66c0 BV |
59 | FILE_DRV_MAKEFILE = 'drv-Makefile.am' |
60 | FILE_DRV_API = 'drv-api.c' | |
61 | FILE_DRV_PROTOCOL = 'drv-protocol.c' | |
62 | FILE_DRV_PROTOCOL_H = 'drv-protocol.h' | |
63 | ||
64 | def tmpl(template): | |
65 | out = re.sub(r'\${([^}]+)}', lambda x: str(names[x.group(1)]), template) | |
66 | ||
67 | return out | |
68 | ||
69 | ||
70 | def tmpl_file(filename): | |
71 | template = open(TMPLDIR + '/' + filename).read() | |
72 | ||
73 | return tmpl(template) | |
74 | ||
75 | ||
76 | def new_driver(): | |
77 | tmp = tempfile.mkdtemp() | |
78 | try: | |
79 | os.chdir(tmp) | |
80 | out, err = Popen("git clone " + LIBSR, shell=True, stderr=PIPE).communicate() | |
81 | if err: | |
82 | raise Exception(err.decode()) | |
83 | gitdir = tmp + '/libsigrok/' | |
84 | do_configure_ac(gitdir) | |
d51b5323 | 85 | do_hwdriver(gitdir) |
a65d66c0 BV |
86 | do_hwmake(gitdir) |
87 | do_driverskel(gitdir) | |
88 | make_patch(gitdir) | |
89 | except Exception as e: | |
90 | print(e) | |
91 | shutil.rmtree(tmp) | |
92 | ||
93 | ||
94 | def do_configure_ac(gitdir): | |
95 | cacpath = gitdir + 'configure.ac' | |
96 | configure_ac = open(cacpath).read() | |
97 | ||
98 | # add AC_ARG_ENABLE option | |
99 | out = '' | |
100 | state = 'copy' | |
101 | for line in configure_ac.split('\n')[:-1]: | |
102 | if state == 'copy': | |
103 | if line == "# Hardware support '--enable' options.": | |
104 | state = 'acarg' | |
105 | elif state == 'acarg': | |
106 | m = re.match('AC_ARG_ENABLE\(([^,]+)', line) | |
107 | if m: | |
108 | drv_short = m.group(1) | |
109 | if drv_short.lower() > names['short']: | |
110 | out += tmpl(TMPL_AUTOCONF_AC_ARG_ENABLE) | |
111 | state = 'done' | |
112 | if line == '# Checks for libraries.': | |
113 | # new one at the end | |
114 | out += tmpl(TMPL_AUTOCONF_AC_ARG_ENABLE) | |
115 | state = 'done' | |
116 | out += line + '\n' | |
117 | if state != 'done': | |
118 | raise Exception('AC_ARG_ENABLE markers not found in configure.ac') | |
119 | configure_ac = out | |
120 | ||
121 | # add driver Makefile to AC_CONFIG_FILES | |
122 | out = '' | |
123 | state = 'copy' | |
124 | for line in configure_ac.split('\n')[:-1]: | |
125 | if state == 'copy': | |
126 | if line.find("AC_CONFIG_FILES([Makefile") > -1: | |
127 | state = 'acconf' | |
128 | elif state == 'acconf': | |
129 | m = re.match('\t\t hardware/([^/]+)/Makefile', line) | |
130 | if m: | |
131 | drv_short = m.group(1) | |
132 | if drv_short.lower() > names['short']: | |
133 | out += tmpl(TMPL_AUTOCONF_AC_CONFIG_FILES) | |
134 | state = 'done' | |
135 | else: | |
136 | # new one at the end | |
137 | out += tmpl(TMPL_AUTOCONF_AC_CONFIG_FILES) | |
138 | state = 'done' | |
139 | out += line + '\n' | |
140 | if state != 'done': | |
141 | raise Exception('AC_CONFIG_FILES marker not found in configure.ac') | |
142 | configure_ac = out | |
143 | ||
144 | # add summary line | |
145 | out = '' | |
146 | state = 'copy' | |
147 | names['summary'] = "%s%s $HW_%s" % (names['name'], | |
148 | '.' * (32 - len(names['name'])), names['upper']) | |
149 | for line in configure_ac.split('\n')[:-1]: | |
150 | if state == 'copy': | |
151 | if line.find('Enabled hardware drivers') > -1: | |
152 | state = 'echo' | |
153 | elif state == 'echo': | |
154 | m = re.match('echo " - ([^\.]+)', line) | |
155 | if m: | |
156 | drv_short = m.group(1) | |
157 | if drv_short.lower() > names['name'].lower(): | |
158 | out += tmpl(TMPL_AUTOCONF_SUMMARY) | |
159 | state = 'done' | |
160 | else: | |
161 | # new one at the end | |
162 | out += tmpl(TMPL_AUTOCONF_SUMMARY) | |
163 | state = 'done' | |
164 | out += line + '\n' | |
165 | if state != 'done': | |
166 | raise Exception('summary marker not found in configure.ac') | |
167 | configure_ac = out | |
168 | ||
169 | open(cacpath, 'w').write(configure_ac) | |
170 | ||
171 | ||
d51b5323 BV |
172 | def do_hwdriver(gitdir): |
173 | path = gitdir + 'hwdriver.c' | |
174 | hwdriver = open(path).read() | |
175 | # add HAVE_HW_thing extern and pointers | |
176 | out = '' | |
177 | state = 'copy' | |
178 | for line in hwdriver.split('\n')[:-1]: | |
179 | if state == 'copy': | |
180 | if line.find('/** @cond PRIVATE */') == 0: | |
181 | state = 'extern' | |
182 | elif line.find('static struct sr_dev_driver *drivers_list') == 0: | |
183 | state = 'diptr' | |
184 | elif state in ('extern', 'diptr'): | |
185 | if state == 'extern': | |
186 | entry = tmpl(TMPL_HWDRIVER_EXTERN) | |
187 | next_state = 'copy' | |
188 | else: | |
189 | entry = tmpl(TMPL_HWDRIVER_DIPTR) | |
190 | next_state = 'done' | |
191 | m = re.match('#ifdef HAVE_.._(.*)', line) | |
192 | if m: | |
193 | drv = m.group(1) | |
194 | if drv > names['upper']: | |
195 | out += entry | |
196 | state = next_state | |
197 | elif not re.match('(extern|\t&|#endif)', line): | |
198 | # new one at the end | |
199 | out += entry | |
200 | state = next_state | |
201 | out += line + '\n' | |
202 | if state != 'done': | |
203 | raise Exception('HAVE_* markers not found in hwdriver.c') | |
204 | hwdriver = out | |
205 | ||
206 | open(path, 'w').write(hwdriver) | |
207 | ||
208 | ||
a65d66c0 BV |
209 | def do_hwmake(gitdir): |
210 | path = gitdir + 'hardware/Makefile.am' | |
211 | hwmake = open(path).read() | |
212 | ||
d51b5323 | 213 | # add SUBDIRS entry |
a65d66c0 BV |
214 | out = '' |
215 | state = 'copy' | |
216 | for line in hwmake.split('\n')[:-1]: | |
217 | if state == 'copy': | |
218 | if line.find('SUBDIRS =') > -1: | |
219 | state = 'subdirs' | |
220 | elif state == 'subdirs': | |
221 | m = re.match('\t([^ \\\]+\s*\\\)', line) | |
222 | if m: | |
223 | drv_short = m.group(1) | |
224 | if drv_short.lower() > names['short']: | |
225 | out += tmpl(TMPL_HWMAKE_SUBDIR) + ' \\\n' | |
d51b5323 | 226 | state = 'driverlib' |
a65d66c0 BV |
227 | else: |
228 | out += tmpl(TMPL_HWMAKE_SUBDIR) + ' \\\n' | |
d51b5323 BV |
229 | state = 'driverlib' |
230 | elif state == 'driverlib': | |
231 | m = re.match('if [A-Z]{2}_(.*)$', line) | |
232 | if m: | |
233 | drv_short = m.group(1) | |
234 | if drv_short > names['upper']: | |
235 | out += tmpl(TMPL_HWMAKE_DRIVERLIB) | |
236 | state = 'done' | |
a65d66c0 | 237 | out += line + '\n' |
d51b5323 BV |
238 | if state == 'driverlib': |
239 | # reached end of file, add it in here | |
240 | out += tmpl(TMPL_HWMAKE_DRIVERLIB).strip() | |
241 | elif state != 'done': | |
242 | raise Exception('markers not found in hardware/Makefile.am') | |
a65d66c0 BV |
243 | hwmake = out |
244 | ||
245 | open(path, 'w').write(hwmake) | |
246 | ||
247 | ||
248 | def do_driverskel(gitdir): | |
249 | drvdir = gitdir + 'hardware/' + names['short'] | |
250 | os.mkdir(drvdir) | |
251 | open(drvdir + '/Makefile.am', 'w').write(tmpl_file(FILE_DRV_MAKEFILE)) | |
252 | open(drvdir + '/api.c', 'w').write(tmpl_file(FILE_DRV_API)) | |
253 | open(drvdir + '/protocol.c', 'w').write(tmpl_file(FILE_DRV_PROTOCOL)) | |
254 | open(drvdir + '/protocol.h', 'w').write(tmpl_file(FILE_DRV_PROTOCOL_H)) | |
255 | ||
256 | ||
257 | def make_patch(gitdir): | |
258 | os.chdir(gitdir) | |
259 | command('git add hardware/' + names['short']) | |
0af91589 | 260 | cmd = 'git commit -m "%s: Initial driver skeleton." ' % names['short'] |
d51b5323 | 261 | cmd += 'configure.ac hwdriver.c hardware/Makefile.am hardware/' + names['short'] |
a65d66c0 BV |
262 | command(cmd) |
263 | cmd = "git format-patch HEAD~1" | |
264 | out, err = Popen(cmd, shell=True, stdout=PIPE, stderr=PIPE).communicate() | |
265 | if err: | |
266 | raise Exception(err.decode()) | |
267 | patch = out.decode().strip() | |
268 | shutil.move(gitdir + '/' + patch, scriptdir + '/' + patch) | |
269 | print(patch) | |
270 | ||
271 | ||
272 | def command(cmd): | |
273 | out, err = Popen(cmd, shell=True, stderr=PIPE).communicate() | |
274 | if err: | |
275 | raise Exception(err.decode()) | |
276 | ||
277 | ||
278 | def parse_gitconfig(): | |
0af91589 UH |
279 | try: |
280 | author = email = None | |
281 | for line in open(os.environ['HOME'] + '/.gitconfig').readlines(): | |
282 | m = re.match('\s*(\w+)\s*=\s*(.*)\s*$', line) | |
283 | if m: | |
284 | key, value = m.groups() | |
285 | if key == 'name': | |
286 | author = value | |
287 | elif key == 'email': | |
288 | email = value | |
289 | if author and email: | |
290 | break | |
291 | except: | |
292 | pass | |
293 | if not author or not email: | |
294 | print("Please put your name and email in ~/.gitconfig") | |
295 | sys.exit() | |
296 | ||
297 | return author, email | |
a65d66c0 BV |
298 | |
299 | # | |
300 | # main | |
301 | # | |
302 | ||
303 | scriptdir = os.getcwd() | |
304 | if socket.gethostname() == 'sigrok': | |
0af91589 UH |
305 | LIBSR = '/data/git/libsigrok' |
306 | TMPLDIR = '/data/tools/tmpl' | |
a65d66c0 | 307 | else: |
0af91589 UH |
308 | LIBSR = 'git://sigrok.org/libsigrok' |
309 | TMPLDIR = scriptdir | |
a65d66c0 BV |
310 | |
311 | if len(sys.argv) < 2: | |
0af91589 | 312 | print("Usage: new-driver <name>") |
a65d66c0 BV |
313 | sys.exit() |
314 | ||
315 | author, email = parse_gitconfig() | |
316 | name = ' '.join(sys.argv[1:]) | |
317 | names = { | |
318 | 'name': name, | |
319 | 'short': re.sub('[^a-z0-9]', '-', name.lower()), | |
320 | 'lib': re.sub('[^a-z0-9]', '_', name.lower()), | |
321 | 'upper': re.sub('[^A-Z0-9]', '_', name.upper()), | |
322 | 'libupper': re.sub('[^A-Z0-9]', '', name.upper()), | |
0af91589 UH |
323 | 'year': datetime.datetime.now().year, |
324 | 'author': author, | |
325 | 'email': email, | |
a65d66c0 BV |
326 | } |
327 | new_driver() | |
328 |