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108 lines
4.0 KiB
Python
108 lines
4.0 KiB
Python
"""
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An SBTarget with no arch, call AddModule, SBTarget's arch should be set.
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"""
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import os
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import subprocess
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import re
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import lldb
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from lldbsuite.test.decorators import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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class TargetArchFromModule(TestBase):
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@skipIf(
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debug_info=no_match(["dsym"]),
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bugnumber="This test is looking explicitly for a dSYM",
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)
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@skipUnlessDarwin
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@skipIfRemote
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def test_target_arch_init(self):
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self.build()
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aout_exe = self.getBuildArtifact("a.out")
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aout_dsym = self.getBuildArtifact("a.out.dSYM")
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hidden_dir = self.getBuildArtifact("hide.noindex")
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hidden_aout_exe = self.getBuildArtifact("hide.noindex/a.out")
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hidden_aout_dsym = self.getBuildArtifact("hide.noindex/a.out.dSYM")
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dsym_for_uuid = self.getBuildArtifact("dsym-for-uuid.sh")
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# We can hook in our dsym-for-uuid shell script to lldb with
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# this env var instead of requiring a defaults write.
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os.environ["LLDB_APPLE_DSYMFORUUID_EXECUTABLE"] = dsym_for_uuid
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self.addTearDownHook(
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lambda: os.environ.pop("LLDB_APPLE_DSYMFORUUID_EXECUTABLE", None)
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)
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dwarfdump_uuid_regex = re.compile(r"UUID: ([-0-9a-fA-F]+) \(([^\(]+)\) .*")
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dwarfdump_cmd_output = subprocess.check_output(
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('/usr/bin/dwarfdump --uuid "%s"' % aout_exe), shell=True
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).decode("utf-8")
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aout_uuid = None
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for line in dwarfdump_cmd_output.splitlines():
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match = dwarfdump_uuid_regex.search(line)
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if match:
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aout_uuid = match.group(1)
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self.assertNotEqual(aout_uuid, None, "Could not get uuid of built a.out")
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### Create our dsym-for-uuid shell script which returns self.hidden_aout_exe.
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shell_cmds = [
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"#! /bin/sh",
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"# the last argument is the uuid",
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"while [ $# -gt 1 ]",
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"do",
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" shift",
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"done",
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"ret=0",
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'echo "<?xml version=\\"1.0\\" encoding=\\"UTF-8\\"?>"',
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'echo "<!DOCTYPE plist PUBLIC \\"-//Apple//DTD PLIST 1.0//EN\\" \\"http://www.apple.com/DTDs/PropertyList-1.0.dtd\\">"',
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'echo "<plist version=\\"1.0\\">"',
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"",
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'if [ "$1" = "%s" ]' % aout_uuid,
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"then",
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" uuid=%s" % aout_uuid,
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" bin=%s" % hidden_aout_exe,
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" dsym=%s.dSYM/Contents/Resources/DWARF/%s"
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% (hidden_aout_exe, os.path.basename(hidden_aout_exe)),
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"fi",
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'echo " <dict>"',
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'echo " <key>$1</key>"',
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'echo " <dict>"',
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'if [ -z "$uuid" -o -z "$bin" -o ! -f "$bin" ]',
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"then",
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' echo " <key>DBGError</key>"',
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' echo " <string>not found by $0</string>"',
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' echo " </dict>"',
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' echo " </dict>"',
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' echo "</plist>"',
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" exit 0",
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"fi",
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"",
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'echo "<key>DBGDSYMPath</key><string>$dsym</string>"',
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'echo "<key>DBGSymbolRichExecutable</key><string>$bin</string>"',
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'echo "</dict></dict></plist>"',
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"exit $ret",
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]
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with open(dsym_for_uuid, "w") as writer:
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for l in shell_cmds:
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writer.write(l + "\n")
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os.chmod(dsym_for_uuid, 0o755)
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# Move the main binary and its dSYM into the hide.noindex
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# directory. Now the only way lldb can find them is with
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# the LLDB_APPLE_DSYMFORUUID_EXECUTABLE shell script -
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# so we're testing that this dSYM discovery method works.
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lldbutil.mkdir_p(hidden_dir)
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os.rename(aout_exe, hidden_aout_exe)
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os.rename(aout_dsym, hidden_aout_dsym)
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target = self.dbg.CreateTarget("")
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self.assertTrue(target.IsValid())
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self.expect("target list", matching=False, substrs=["arch="])
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m = target.AddModule(None, None, aout_uuid)
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self.assertTrue(m.IsValid())
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self.expect("target list", substrs=["arch="])
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