import socket
import datetime
-TMPL_AUTOCONF_AC_ARG_ENABLE = """\
-AC_ARG_ENABLE(${short}, AC_HELP_STRING([--enable-${short}],
- [enable ${name} support [default=yes]]),
- [HW_${upper}="$enableval"],
- [HW_${upper}=yes])
-AM_CONDITIONAL(HW_${upper}, test x$HW_${upper} = xyes)
-if test "x$HW_${upper}" = "xyes"; then
- AC_DEFINE(HAVE_HW_${upper}, 1, [${name} support])
-fi
-
+TMPL_AUTOCONF_DRIVER = "DRIVER([${name}], [${short}])\n"
+TMPL_AUTOCONF_DRIVER2 = "DRIVER2([HW_${upper}], [$HW_${upper}], [HAVE_HW_${upper}])\n"
+
+TMPL_HWMAKE_DRIVERLIB = """if HW_${upper}
+libsigrok_la_SOURCES += \\
+ src/hardware/${short}/protocol.h \\
+ src/hardware/${short}/protocol.c \\
+ src/hardware/${short}/api.c
+endif
+"""
+TMPL_DRIVERS_EXTERN = """\
+#ifdef HAVE_HW_${upper}
+extern SR_PRIV struct sr_dev_driver ${lib}_driver_info;
+#endif
+"""
+TMPL_DRIVERS_POINTER = """\
+#ifdef HAVE_HW_${upper}
+ (DRVS) {&${lib}_driver_info, NULL},
+#endif
"""
-TMPL_AUTOCONF_AC_CONFIG_FILES = "\t\t hardware/${short}/Makefile\n"
-TMPL_AUTOCONF_SUMMARY = 'echo " - ${summary}"\n'
-TMPL_HWMAKE_SUBDIR = '\t${short}'
-FILE_DRV_MAKEFILE = 'drv-Makefile.am'
FILE_DRV_API = 'drv-api.c'
FILE_DRV_PROTOCOL = 'drv-protocol.c'
FILE_DRV_PROTOCOL_H = 'drv-protocol.h'
tmp = tempfile.mkdtemp()
try:
os.chdir(tmp)
- out, err = Popen("git clone " + LIBSR, shell=True, stderr=PIPE).communicate()
- if err:
+ process = Popen("git clone --depth=1 " + LIBSR, shell=True, stderr=PIPE)
+ out, err = process.communicate()
+ if process.returncode:
raise Exception(err.decode())
gitdir = tmp + '/libsigrok/'
- do_configure_ac(gitdir)
- do_hwmake(gitdir)
+ do_autoconf(gitdir)
+ do_drivers(gitdir)
+ do_automake(gitdir)
do_driverskel(gitdir)
make_patch(gitdir)
except Exception as e:
shutil.rmtree(tmp)
-def do_configure_ac(gitdir):
+# add DRIVER and DRIVER2 entries to configure.ac
+def do_autoconf(gitdir):
cacpath = gitdir + 'configure.ac'
configure_ac = open(cacpath).read()
- # add AC_ARG_ENABLE option
out = ''
- state = 'copy'
+ state = 'driver'
+ active = False
for line in configure_ac.split('\n')[:-1]:
- if state == 'copy':
- if line == "# Hardware support '--enable' options.":
- state = 'acarg'
- elif state == 'acarg':
- m = re.match('AC_ARG_ENABLE\(([^,]+)', line)
+ if state == 'driver':
+ m = re.match('DRIVER\(\[([^\]]+)', line)
if m:
- drv_short = m.group(1)
- if drv_short.lower() > names['short']:
- out += tmpl(TMPL_AUTOCONF_AC_ARG_ENABLE)
- state = 'done'
- if line == '# Checks for libraries.':
- # new one at the end
- out += tmpl(TMPL_AUTOCONF_AC_ARG_ENABLE)
- state = 'done'
- out += line + '\n'
- if state != 'done':
- raise Exception('AC_ARG_ENABLE markers not found in configure.ac')
- configure_ac = out
-
- # add driver Makefile to AC_CONFIG_FILES
- out = ''
- state = 'copy'
- for line in configure_ac.split('\n')[:-1]:
- if state == 'copy':
- if line.find("AC_CONFIG_FILES([Makefile") > -1:
- state = 'acconf'
- elif state == 'acconf':
- m = re.match('\t\t hardware/([^/]+)/Makefile', line)
+ active = True
+ if active:
+ if (m and m.group(1).upper() > names['name'].upper()) or m is None:
+ out += tmpl(TMPL_AUTOCONF_DRIVER)
+ state = 'automake'
+ active = False
+ elif state == 'automake':
+ m = re.match('DRIVER2\(\[([^\]]+)', line)
if m:
- drv_short = m.group(1)
- if drv_short.lower() > names['short']:
- out += tmpl(TMPL_AUTOCONF_AC_CONFIG_FILES)
- state = 'done'
+ active = True
else:
- # new one at the end
- out += tmpl(TMPL_AUTOCONF_AC_CONFIG_FILES)
- state = 'done'
+ submatch = re.match('DRIVER2\(\[([^\]]+)', line)
+ if active and submatch is None:
+ # we're past the DRIVER2 list
+ out += tmpl(TMPL_AUTOCONF_DRIVER2)
+ state = 'done'
+ if active:
+ if (m and m.group(1) > 'HW_' + names['upper']):
+ out += tmpl(TMPL_AUTOCONF_DRIVER2)
+ state = 'done'
out += line + '\n'
if state != 'done':
- raise Exception('AC_CONFIG_FILES marker not found in configure.ac')
- configure_ac = out
+ raise Exception('No DRIVER entries found in configure.ac')
+ open(cacpath, 'w').write(out)
+
- # add summary line
+# add HAVE_HW_ extern and pointers to drivers.c
+def do_drivers(gitdir):
+ path = gitdir + 'src/drivers.c'
+ source = open(path).read()
out = ''
- state = 'copy'
- names['summary'] = "%s%s $HW_%s" % (names['name'],
- '.' * (32 - len(names['name'])), names['upper'])
- for line in configure_ac.split('\n')[:-1]:
- if state == 'copy':
- if line.find('Enabled hardware drivers') > -1:
- state = 'echo'
- elif state == 'echo':
- m = re.match('echo " - ([^\.]+)', line)
- if m:
- drv_short = m.group(1)
- if drv_short.lower() > names['name'].lower():
- out += tmpl(TMPL_AUTOCONF_SUMMARY)
+ state = 'extern'
+ first_entry = ''
+ for line in source.split('\n')[:-1]:
+ m = re.match('#ifdef HAVE_HW_(.*)', line)
+ if m:
+ if not first_entry:
+ first_entry = m.group(1)
+ elif m.group(1) == first_entry:
+ # second time we see this, so we're past the externs
+ if state != 'idle':
+ # tack driver on to the end of the list
+ out += tmpl(TMPL_DRIVERS_EXTERN)
+ state = 'pointer'
+ if state == 'extern':
+ if m.group(1) > names['upper']:
+ out += tmpl(TMPL_DRIVERS_EXTERN)
+ state = 'idle'
+ elif state == 'pointer':
+ if m.group(1) > names['upper']:
+ out += tmpl(TMPL_DRIVERS_POINTER)
state = 'done'
- else:
- # new one at the end
- out += tmpl(TMPL_AUTOCONF_SUMMARY)
- state = 'done'
+ elif state == 'pointer' and not re.match('(\s*&|#endif|$)', line):
+ # we passed the last entry
+ out += tmpl(TMPL_DRIVERS_POINTER)
+ state = 'done'
out += line + '\n'
if state != 'done':
- raise Exception('summary marker not found in configure.ac')
- configure_ac = out
-
- open(cacpath, 'w').write(configure_ac)
+ raise Exception('No "HAVE_HW_*" markers found in drivers.c' + state)
+ open(path, 'w').write(out)
-def do_hwmake(gitdir):
- path = gitdir + 'hardware/Makefile.am'
+# add HW_ entry to Makefile.am
+def do_automake(gitdir):
+ path = gitdir + 'Makefile.am'
hwmake = open(path).read()
- # add AC_ARG_ENABLE option
out = ''
state = 'copy'
for line in hwmake.split('\n')[:-1]:
- if state == 'copy':
- if line.find('SUBDIRS =') > -1:
- state = 'subdirs'
- elif state == 'subdirs':
- m = re.match('\t([^ \\\]+\s*\\\)', line)
+ if state == 'copy' and re.match('if HW_(.*)$', line):
+ state = 'drivers'
+ if state == 'drivers':
+ m = re.match('if HW_(.*)$', line)
if m:
drv_short = m.group(1)
- if drv_short.lower() > names['short']:
- out += tmpl(TMPL_HWMAKE_SUBDIR) + ' \\\n'
+ if drv_short > names['upper']:
+ out += tmpl(TMPL_HWMAKE_DRIVERLIB)
state = 'done'
- else:
- out += tmpl(TMPL_HWMAKE_SUBDIR) + ' \\\n'
+ elif not re.match('(libsigrok_la_SOURCES|\s*src/hardware/|endif)', line):
+ print("[%s]" % line.strip())
+ # we passed the last entry
+ out += tmpl(TMPL_HWMAKE_DRIVERLIB)
state = 'done'
out += line + '\n'
if state != 'done':
- raise Exception('SUBDIRS markers not found in hardware/Makefile.am')
- hwmake = out
-
- open(path, 'w').write(hwmake)
+ raise Exception('No "if HW_" markers found in Makefile.am')
+ open(path, 'w').write(out)
def do_driverskel(gitdir):
- drvdir = gitdir + 'hardware/' + names['short']
+ drvdir = gitdir + 'src/hardware/' + names['short']
os.mkdir(drvdir)
- open(drvdir + '/Makefile.am', 'w').write(tmpl_file(FILE_DRV_MAKEFILE))
open(drvdir + '/api.c', 'w').write(tmpl_file(FILE_DRV_API))
open(drvdir + '/protocol.c', 'w').write(tmpl_file(FILE_DRV_PROTOCOL))
open(drvdir + '/protocol.h', 'w').write(tmpl_file(FILE_DRV_PROTOCOL_H))
def make_patch(gitdir):
os.chdir(gitdir)
- command('git add hardware/' + names['short'])
+ command('git add src/hardware/' + names['short'])
cmd = 'git commit -m "%s: Initial driver skeleton." ' % names['short']
- cmd += 'configure.ac hardware/Makefile.am hardware/' + names['short']
+ cmd += 'configure.ac Makefile.am src/drivers.c src/hardware/' + names['short']
command(cmd)
cmd = "git format-patch HEAD~1"
out, err = Popen(cmd, shell=True, stdout=PIPE, stderr=PIPE).communicate()
#
scriptdir = os.getcwd()
-if socket.gethostname() == 'sigrok':
- LIBSR = '/data/git/libsigrok'
- TMPLDIR = '/data/tools/tmpl'
-else:
- LIBSR = 'git://sigrok.org/libsigrok'
- TMPLDIR = scriptdir
+if scriptdir.split('/')[-2:] != ['sigrok-util', 'source']:
+ print("Please call this script from the 'source' directory.")
+ sys.exit(1)
+
+LIBSR = 'git://sigrok.org/libsigrok'
+TMPLDIR = scriptdir
if len(sys.argv) < 2:
print("Usage: new-driver <name>")