108 lines · python
1"""2An SBTarget with no arch, call AddModule, SBTarget's arch should be set.3"""4 5import os6import subprocess7import re8import lldb9from lldbsuite.test.decorators import *10from lldbsuite.test.lldbtest import *11from lldbsuite.test import lldbutil12 13 14class TargetArchFromModule(TestBase):15 @skipIf(16 debug_info=no_match(["dsym"]),17 bugnumber="This test is looking explicitly for a dSYM",18 )19 @skipUnlessDarwin20 @skipIfRemote21 def test_target_arch_init(self):22 self.build()23 aout_exe = self.getBuildArtifact("a.out")24 aout_dsym = self.getBuildArtifact("a.out.dSYM")25 hidden_dir = self.getBuildArtifact("hide.noindex")26 hidden_aout_exe = self.getBuildArtifact("hide.noindex/a.out")27 hidden_aout_dsym = self.getBuildArtifact("hide.noindex/a.out.dSYM")28 dsym_for_uuid = self.getBuildArtifact("dsym-for-uuid.sh")29 30 # We can hook in our dsym-for-uuid shell script to lldb with31 # this env var instead of requiring a defaults write.32 os.environ["LLDB_APPLE_DSYMFORUUID_EXECUTABLE"] = dsym_for_uuid33 self.addTearDownHook(34 lambda: os.environ.pop("LLDB_APPLE_DSYMFORUUID_EXECUTABLE", None)35 )36 37 dwarfdump_uuid_regex = re.compile(r"UUID: ([-0-9a-fA-F]+) \(([^\(]+)\) .*")38 dwarfdump_cmd_output = subprocess.check_output(39 ('/usr/bin/dwarfdump --uuid "%s"' % aout_exe), shell=True40 ).decode("utf-8")41 aout_uuid = None42 for line in dwarfdump_cmd_output.splitlines():43 match = dwarfdump_uuid_regex.search(line)44 if match:45 aout_uuid = match.group(1)46 self.assertNotEqual(aout_uuid, None, "Could not get uuid of built a.out")47 48 ### Create our dsym-for-uuid shell script which returns self.hidden_aout_exe.49 shell_cmds = [50 "#! /bin/sh",51 "# the last argument is the uuid",52 "while [ $# -gt 1 ]",53 "do",54 " shift",55 "done",56 "ret=0",57 'echo "<?xml version=\\"1.0\\" encoding=\\"UTF-8\\"?>"',58 'echo "<!DOCTYPE plist PUBLIC \\"-//Apple//DTD PLIST 1.0//EN\\" \\"http://www.apple.com/DTDs/PropertyList-1.0.dtd\\">"',59 'echo "<plist version=\\"1.0\\">"',60 "",61 'if [ "$1" = "%s" ]' % aout_uuid,62 "then",63 " uuid=%s" % aout_uuid,64 " bin=%s" % hidden_aout_exe,65 " dsym=%s.dSYM/Contents/Resources/DWARF/%s"66 % (hidden_aout_exe, os.path.basename(hidden_aout_exe)),67 "fi",68 'echo " <dict>"',69 'echo " <key>$1</key>"',70 'echo " <dict>"',71 'if [ -z "$uuid" -o -z "$bin" -o ! -f "$bin" ]',72 "then",73 ' echo " <key>DBGError</key>"',74 ' echo " <string>not found by $0</string>"',75 ' echo " </dict>"',76 ' echo " </dict>"',77 ' echo "</plist>"',78 " exit 0",79 "fi",80 "",81 'echo "<key>DBGDSYMPath</key><string>$dsym</string>"',82 'echo "<key>DBGSymbolRichExecutable</key><string>$bin</string>"',83 'echo "</dict></dict></plist>"',84 "exit $ret",85 ]86 87 with open(dsym_for_uuid, "w") as writer:88 for l in shell_cmds:89 writer.write(l + "\n")90 91 os.chmod(dsym_for_uuid, 0o755)92 93 # Move the main binary and its dSYM into the hide.noindex94 # directory. Now the only way lldb can find them is with95 # the LLDB_APPLE_DSYMFORUUID_EXECUTABLE shell script -96 # so we're testing that this dSYM discovery method works.97 lldbutil.mkdir_p(hidden_dir)98 os.rename(aout_exe, hidden_aout_exe)99 os.rename(aout_dsym, hidden_aout_dsym)100 101 target = self.dbg.CreateTarget("")102 self.assertTrue(target.IsValid())103 self.expect("target list", matching=False, substrs=["arch="])104 105 m = target.AddModule(None, None, aout_uuid)106 self.assertTrue(m.IsValid())107 self.expect("target list", substrs=["arch="])108