diff options
| -rw-r--r-- | tools/buildman/toolchain.py | 30 |
1 files changed, 22 insertions, 8 deletions
diff --git a/tools/buildman/toolchain.py b/tools/buildman/toolchain.py index 5e77fed..1874d73 100644 --- a/tools/buildman/toolchain.py +++ b/tools/buildman/toolchain.py @@ -14,6 +14,8 @@ import urllib2 import bsettings import command +PRIORITY_CALC = 0 + # Simple class to collect links from a page class MyHTMLParser(HTMLParser): def __init__(self, arch): @@ -50,14 +52,17 @@ class Toolchain: cross: Cross compile string, e.g. 'arm-linux-' arch: Architecture of toolchain as determined from the first component of the filename. E.g. arm-linux-gcc becomes arm + priority: Toolchain priority (0=highest, 20=lowest) """ - def __init__(self, fname, test, verbose=False): + def __init__(self, fname, test, verbose=False, priority=PRIORITY_CALC): """Create a new toolchain object. Args: fname: Filename of the gcc component test: True to run the toolchain to test it verbose: True to print out the information + priority: Priority to use for this toolchain, or PRIORITY_CALC to + calculate it """ self.gcc = fname self.path = os.path.dirname(fname) @@ -76,6 +81,10 @@ class Toolchain: # As a basic sanity check, run the C compiler with --version cmd = [fname, '--version'] + if priority == PRIORITY_CALC: + self.priority = self.GetPriority(fname) + else: + self.priority = priority if test: result = command.RunPipe([cmd], capture=True, env=env, raise_on_error=False) @@ -83,7 +92,7 @@ class Toolchain: if verbose: print 'Tool chain test: ', if self.ok: - print 'OK' + print 'OK, priority %d' % self.priority else: print 'BAD' print 'Command: ', cmd @@ -91,7 +100,6 @@ class Toolchain: print result.stderr else: self.ok = True - self.priority = self.GetPriority(fname) def GetPriority(self, fname): """Return the priority of the toolchain. @@ -102,15 +110,15 @@ class Toolchain: Args: fname: Filename of toolchain Returns: - Priority of toolchain, 0=highest, 20=lowest. + Priority of toolchain, PRIORITY_CALC=highest, 20=lowest. """ priority_list = ['-elf', '-unknown-linux-gnu', '-linux', '-none-linux-gnueabi', '-uclinux', '-none-eabi', '-gentoo-linux-gnu', '-linux-gnueabi', '-le-linux', '-uclinux'] for prio in range(len(priority_list)): if priority_list[prio] in fname: - return prio - return prio + return PRIORITY_CALC + prio + return PRIORITY_CALC + prio def MakeEnvironment(self, full_path): """Returns an environment for using the toolchain. @@ -171,7 +179,7 @@ class Toolchains: def GetSettings(self): self.paths += self.GetPathList() - def Add(self, fname, test=True, verbose=False): + def Add(self, fname, test=True, verbose=False, priority=PRIORITY_CALC): """Add a toolchain to our list We select the given toolchain as our preferred one for its @@ -180,14 +188,20 @@ class Toolchains: Args: fname: Filename of toolchain's gcc driver test: True to run the toolchain to test it + priority: Priority to use for this toolchain """ - toolchain = Toolchain(fname, test, verbose) + toolchain = Toolchain(fname, test, verbose, priority) add_it = toolchain.ok if toolchain.arch in self.toolchains: add_it = (toolchain.priority < self.toolchains[toolchain.arch].priority) if add_it: self.toolchains[toolchain.arch] = toolchain + elif verbose: + print ("Toolchain '%s' at priority %d will be ignored because " + "another toolchain for arch '%s' has priority %d" % + (toolchain.gcc, toolchain.priority, toolchain.arch, + self.toolchains[toolchain.arch].priority)) def ScanPath(self, path, verbose): """Scan a path for a valid toolchain |