diff options
| -rw-r--r-- | tools/buildman/README | 22 | ||||
| -rw-r--r-- | tools/buildman/bsettings.py | 3 | ||||
| -rw-r--r-- | tools/buildman/builder.py | 1 | ||||
| -rwxr-xr-x | tools/buildman/buildman.py | 13 | ||||
| -rw-r--r-- | tools/buildman/toolchain.py | 81 |
5 files changed, 115 insertions, 5 deletions
diff --git a/tools/buildman/README b/tools/buildman/README index 734ada65a8b..f63f2786732 100644 --- a/tools/buildman/README +++ b/tools/buildman/README @@ -629,6 +629,28 @@ It is common when refactoring code for the rodata to decrease as the text size increases, and vice versa. +Providing 'make' flags +====================== + +U-Boot's build system supports a few flags (such as BUILD_TAG) which affect +the build product. These flags can be specified in the buildman settings +file. They can also be useful when building U-Boot against other open source +software. + +[make-flags] +at91-boards=ENABLE_AT91_TEST=1 +snapper9260=${at91-boards} BUILD_TAG=442 +snapper9g45=${at91-boards} BUILD_TAG=443 + +This will use 'make ENABLE_AT91_TEST=1 BUILD_TAG=442' for snapper9260 +and 'make ENABLE_AT91_TEST=1 BUILD_TAG=442' for snapper9g45. A special +variable ${target} is available to access the target name (snapper9260 and +snapper9g20 in this case). Variables are resolved recursively. + +It is expected that any variables added are dealt with in U-Boot's +config.mk file and documented in the README. + + Other options ============= diff --git a/tools/buildman/bsettings.py b/tools/buildman/bsettings.py index c80113056c8..916479866c4 100644 --- a/tools/buildman/bsettings.py +++ b/tools/buildman/bsettings.py @@ -36,9 +36,6 @@ def GetItems(section): return settings.items(section) except ConfigParser.NoSectionError as e: print e - print ("Warning: No tool chains - please add a [toolchain] section " - "to your buildman config file %s. See README for details" % - config_fname) return [] except: raise diff --git a/tools/buildman/builder.py b/tools/buildman/builder.py index 29da67a54e7..4a2d753c218 100644 --- a/tools/buildman/builder.py +++ b/tools/buildman/builder.py @@ -253,6 +253,7 @@ class BuilderThread(threading.Thread): args.extend(['-j', str(self.builder.num_jobs)]) config_args = ['%s_config' % brd.target] config_out = '' + args.extend(self.builder.toolchains.GetMakeArguments(brd)) # If we need to reconfigure, do that now if do_config: diff --git a/tools/buildman/buildman.py b/tools/buildman/buildman.py index 6fba2f292a0..43895b87ea7 100755 --- a/tools/buildman/buildman.py +++ b/tools/buildman/buildman.py @@ -32,6 +32,19 @@ import toolchain def RunTests(): import test + import doctest + + result = unittest.TestResult() + for module in ['toolchain']: + suite = doctest.DocTestSuite(module) + suite.run(result) + + # TODO: Surely we can just 'print' result? + print result + for test, err in result.errors: + print err + for test, err in result.failures: + print err sys.argv = [sys.argv[0]] suite = unittest.TestLoader().loadTestsFromTestCase(test.TestBuild) diff --git a/tools/buildman/toolchain.py b/tools/buildman/toolchain.py index dfa1d00ce27..a292338b6d0 100644 --- a/tools/buildman/toolchain.py +++ b/tools/buildman/toolchain.py @@ -3,6 +3,7 @@ # SPDX-License-Identifier: GPL-2.0+ # +import re import glob import os @@ -97,12 +98,18 @@ class Toolchains: def __init__(self): self.toolchains = {} self.paths = [] - for name, value in bsettings.GetItems('toolchain'): + toolchains = bsettings.GetItems('toolchain') + if not toolchains: + print ("Warning: No tool chains - please add a [toolchain] section" + " to your buildman config file %s. See README for details" % + config_fname) + + for name, value in toolchains: if '*' in value: self.paths += glob.glob(value) else: self.paths.append(value) - + self._make_flags = dict(bsettings.GetItems('make-flags')) def Add(self, fname, test=True, verbose=False): """Add a toolchain to our list @@ -167,3 +174,73 @@ class Toolchains: if not arch in self.toolchains: raise ValueError, ("No tool chain found for arch '%s'" % arch) return self.toolchains[arch] + + def ResolveReferences(self, var_dict, args): + """Resolve variable references in a string + + This converts ${blah} within the string to the value of blah. + This function works recursively. + + Args: + var_dict: Dictionary containing variables and their values + args: String containing make arguments + Returns: + Resolved string + + >>> bsettings.Setup() + >>> tcs = Toolchains() + >>> tcs.Add('fred', False) + >>> var_dict = {'oblique' : 'OBLIQUE', 'first' : 'fi${second}rst', \ + 'second' : '2nd'} + >>> tcs.ResolveReferences(var_dict, 'this=${oblique}_set') + 'this=OBLIQUE_set' + >>> tcs.ResolveReferences(var_dict, 'this=${oblique}_set${first}nd') + 'this=OBLIQUE_setfi2ndrstnd' + """ + re_var = re.compile('(\$\{[a-z0-9A-Z]{1,}\})') + + while True: + m = re_var.search(args) + if not m: + break + lookup = m.group(0)[2:-1] + value = var_dict.get(lookup, '') + args = args[:m.start(0)] + value + args[m.end(0):] + return args + + def GetMakeArguments(self, board): + """Returns 'make' arguments for a given board + + The flags are in a section called 'make-flags'. Flags are named + after the target they represent, for example snapper9260=TESTING=1 + will pass TESTING=1 to make when building the snapper9260 board. + + References to other boards can be added in the string also. For + example: + + [make-flags] + at91-boards=ENABLE_AT91_TEST=1 + snapper9260=${at91-boards} BUILD_TAG=442 + snapper9g45=${at91-boards} BUILD_TAG=443 + + This will return 'ENABLE_AT91_TEST=1 BUILD_TAG=442' for snapper9260 + and 'ENABLE_AT91_TEST=1 BUILD_TAG=443' for snapper9g45. + + A special 'target' variable is set to the board target. + + Args: + board: Board object for the board to check. + Returns: + 'make' flags for that board, or '' if none + """ + self._make_flags['target'] = board.target + arg_str = self.ResolveReferences(self._make_flags, + self._make_flags.get(board.target, '')) + args = arg_str.split(' ') + i = 0 + while i < len(args): + if not args[i]: + del args[i] + else: + i += 1 + return args |