[mirror_edk2.git] / EmulatorPkg / PlatformCI / PlatformBuild.py

# @file\r
# Script to Build EmulatorPkg UEFI firmware\r
#\r
# Copyright (c) Microsoft Corporation.\r
# SPDX-License-Identifier: BSD-2-Clause-Patent\r
##\r
import os\r
import logging\r
import io\r
\r
from edk2toolext.environment import shell_environment\r
from edk2toolext.environment.uefi_build import UefiBuilder\r
from edk2toolext.invocables.edk2_platform_build import BuildSettingsManager\r
from edk2toolext.invocables.edk2_setup import SetupSettingsManager, RequiredSubmodule\r
from edk2toolext.invocables.edk2_update import UpdateSettingsManager\r
from edk2toolext.invocables.edk2_pr_eval import PrEvalSettingsManager\r
from edk2toollib.utility_functions import RunCmd\r
from edk2toollib.utility_functions import GetHostInfo\r
\r
# ####################################################################################### #\r
#                                Common Configuration                                     #\r
# ####################################################################################### #\r
\r
\r
class CommonPlatform():\r
    ''' Common settings for this platform.  Define static data here and use\r
        for the different parts of stuart\r
    '''\r
    PackagesSupported = ("EmulatorPkg",)\r
    ArchSupported = ("X64", "IA32")\r
    TargetsSupported = ("DEBUG", "RELEASE", "NOOPT")\r
    Scopes = ('emulatorpkg', 'edk2-build')\r
    WorkspaceRoot = os.path.realpath(os.path.join(\r
        os.path.dirname(os.path.abspath(__file__)), "..", ".."))\r
\r
    # ####################################################################################### #\r
    #                         Configuration for Update & Setup                                #\r
    # ####################################################################################### #\r
\r
\r
class SettingsManager(UpdateSettingsManager, SetupSettingsManager, PrEvalSettingsManager):\r
\r
    def GetPackagesSupported(self):\r
        ''' return iterable of edk2 packages supported by this build.\r
        These should be edk2 workspace relative paths '''\r
        return CommonPlatform.PackagesSupported\r
\r
    def GetArchitecturesSupported(self):\r
        ''' return iterable of edk2 architectures supported by this build '''\r
        return CommonPlatform.ArchSupported\r
\r
    def GetTargetsSupported(self):\r
        ''' return iterable of edk2 target tags supported by this build '''\r
        return CommonPlatform.TargetsSupported\r
\r
    def GetRequiredSubmodules(self):\r
        ''' return iterable containing RequiredSubmodule objects.\r
        If no RequiredSubmodules return an empty iterable\r
        '''\r
        rs = []\r
        # intentionally declare this one with recursive false to avoid overhead\r
        rs.append(RequiredSubmodule(\r
            "CryptoPkg/Library/OpensslLib/openssl", False))\r
\r
        # To avoid maintenance of this file for every new submodule\r
        # lets just parse the .gitmodules and add each if not already in list.\r
        # The GetRequiredSubmodules is designed to allow a build to optimize\r
        # the desired submodules but it isn't necessary for this repository.\r
        result = io.StringIO()\r
        ret = RunCmd("git", "config --file .gitmodules --get-regexp path", workingdir=self.GetWorkspaceRoot(), outstream=result)\r
        # Cmd output is expected to look like:\r
        # submodule.CryptoPkg/Library/OpensslLib/openssl.path CryptoPkg/Library/OpensslLib/openssl\r
        # submodule.SoftFloat.path ArmPkg/Library/ArmSoftFloatLib/berkeley-softfloat-3\r
        if ret == 0:\r
            for line in result.getvalue().splitlines():\r
                _, _, path = line.partition(" ")\r
                if path is not None:\r
                    if path not in [x.path for x in rs]:\r
                        rs.append(RequiredSubmodule(path, True)) # add it with recursive since we don't know\r
        return rs\r
\r
    def SetArchitectures(self, list_of_requested_architectures):\r
        ''' Confirm the requests architecture list is valid and configure SettingsManager\r
        to run only the requested architectures.\r
\r
        Raise Exception if a list_of_requested_architectures is not supported\r
        '''\r
        unsupported = set(list_of_requested_architectures) - \\r
            set(self.GetArchitecturesSupported())\r
        if(len(unsupported) > 0):\r
            errorString = (\r
                "Unsupported Architecture Requested: " + " ".join(unsupported))\r
            logging.critical(errorString)\r
            raise Exception(errorString)\r
        self.ActualArchitectures = list_of_requested_architectures\r
\r
    def GetWorkspaceRoot(self):\r
        ''' get WorkspacePath '''\r
        return CommonPlatform.WorkspaceRoot\r
\r
    def GetActiveScopes(self):\r
        ''' return tuple containing scopes that should be active for this process '''\r
        return CommonPlatform.Scopes\r
\r
    def FilterPackagesToTest(self, changedFilesList: list, potentialPackagesList: list) -> list:\r
        ''' Filter other cases that this package should be built\r
        based on changed files. This should cover things that can't\r
        be detected as dependencies. '''\r
        build_these_packages = []\r
        possible_packages = potentialPackagesList.copy()\r
        for f in changedFilesList:\r
            # BaseTools files that might change the build\r
            if "BaseTools" in f:\r
                if os.path.splitext(f) not in [".txt", ".md"]:\r
                    build_these_packages = possible_packages\r
                    break\r
            # if the azure pipeline platform template file changed\r
            if "platform-build-run-steps.yml" in f:\r
                build_these_packages = possible_packages\r
                break\r
        return build_these_packages\r
\r
    def GetPlatformDscAndConfig(self) -> tuple:\r
        ''' If a platform desires to provide its DSC then Policy 4 will evaluate if\r
        any of the changes will be built in the dsc.\r
\r
        The tuple should be (<workspace relative path to dsc file>, <input dictionary of dsc key value pairs>)\r
        '''\r
        return (os.path.join("EmulatorPkg", "EmulatorPkg.dsc"), {})\r
\r
    # ####################################################################################### #\r
    #                         Actual Configuration for Platform Build                         #\r
    # ####################################################################################### #\r
\r
\r
class PlatformBuilder(UefiBuilder, BuildSettingsManager):\r
    def __init__(self):\r
        UefiBuilder.__init__(self)\r
\r
    def AddCommandLineOptions(self, parserObj):\r
        ''' Add command line options to the argparser '''\r
        parserObj.add_argument('-a', "--arch", dest="build_arch", type=str, default="X64",\r
                               help="Optional - architecture to build.  IA32 will use IA32 for Pei & Dxe. "\r
                               "X64 will use X64 for both PEI and DXE.")\r
\r
    def RetrieveCommandLineOptions(self, args):\r
        '''  Retrieve command line options from the argparser '''\r
\r
        shell_environment.GetBuildVars().SetValue(\r
            "TARGET_ARCH", args.build_arch.upper(), "From CmdLine")\r
        shell_environment.GetBuildVars().SetValue(\r
            "ACTIVE_PLATFORM", "EmulatorPkg/EmulatorPkg.dsc", "From CmdLine")\r
\r
    def GetWorkspaceRoot(self):\r
        ''' get WorkspacePath '''\r
        return CommonPlatform.WorkspaceRoot\r
\r
    def GetPackagesPath(self):\r
        ''' Return a list of workspace relative paths that should be mapped as edk2 PackagesPath '''\r
        return ()\r
\r
    def GetActiveScopes(self):\r
        ''' return tuple containing scopes that should be active for this process '''\r
        return CommonPlatform.Scopes\r
\r
    def GetName(self):\r
        ''' Get the name of the repo, platform, or product being build '''\r
        ''' Used for naming the log file, among others '''\r
\r
        # check the startup nsh flag and if set then rename the log file.\r
        # this helps in CI so we don't overwrite the build log since running\r
        # uses the stuart_build command.\r
        if(shell_environment.GetBuildVars().GetValue("MAKE_STARTUP_NSH", "FALSE") == "TRUE"):\r
            return "EmulatorPkg_With_Run"\r
        return "EmulatorPkg"\r
\r
    def GetLoggingLevel(self, loggerType):\r
        ''' Get the logging level for a given type\r
        base == lowest logging level supported\r
        con  == Screen logging\r
        txt  == plain text file logging\r
        md   == markdown file logging\r
        '''\r
        return logging.DEBUG\r
\r
    def SetPlatformEnv(self):\r
        logging.debug("PlatformBuilder SetPlatformEnv")\r
        self.env.SetValue("PRODUCT_NAME", "EmulatorPkg", "Platform Hardcoded")\r
        self.env.SetValue("TOOL_CHAIN_TAG", "VS2019", "Default Toolchain")\r
\r
        # Add support for using the correct Platform Headers, tools, and Libs based on emulator architecture\r
        # requested to be built when building VS2019 or VS2017\r
        if self.env.GetValue("TOOL_CHAIN_TAG") == "VS2019" or self.env.GetValue("TOOL_CHAIN_TAG") == "VS2017":\r
            key = self.env.GetValue("TOOL_CHAIN_TAG") + "_HOST"\r
            if self.env.GetValue("TARGET_ARCH") == "IA32":\r
                shell_environment.ShellEnvironment().set_shell_var(key, "x86")\r
            elif self.env.GetValue("TARGET_ARCH") == "X64":\r
                shell_environment.ShellEnvironment().set_shell_var(key, "x64")\r
\r
        # Add support for using the correct Platform Headers, tools, and Libs based on emulator architecture\r
        # requested to be built when building on linux.\r
        if GetHostInfo().os.upper() == "LINUX":\r
            self.ConfigureLinuxDLinkPath()\r
\r
        if GetHostInfo().os.upper() == "WINDOWS":\r
            self.env.SetValue("BLD_*_WIN_HOST_BUILD", "TRUE",\r
                              "Trigger Windows host build")\r
\r
        self.env.SetValue("MAKE_STARTUP_NSH", "FALSE", "Default to false")\r
\r
        # I don't see what this does but it is in build.sh\r
        key = "BLD_*_BUILD_" + self.env.GetValue("TARGET_ARCH")\r
        self.env.SetValue(key, "TRUE", "match script in build.sh")\r
        return 0\r
\r
    def PlatformPreBuild(self):\r
        return 0\r
\r
    def PlatformPostBuild(self):\r
        return 0\r
\r
    def FlashRomImage(self):\r
        ''' Use the FlashRom Function to run the emulator.  This gives an easy stuart command line to\r
        activate the emulator. '''\r
\r
        OutputPath = os.path.join(self.env.GetValue(\r
            "BUILD_OUTPUT_BASE"), self.env.GetValue("TARGET_ARCH"))\r
\r
        if (self.env.GetValue("MAKE_STARTUP_NSH") == "TRUE"):\r
            f = open(os.path.join(OutputPath, "startup.nsh"), "w")\r
            f.write("BOOT SUCCESS !!! \n")\r
            # add commands here\r
            f.write("reset\n")\r
            f.close()\r
\r
        if GetHostInfo().os.upper() == "WINDOWS":\r
            cmd = "WinHost.exe"\r
        elif GetHostInfo().os.upper() == "LINUX":\r
            cmd = "./Host"\r
        else:\r
            logging.critical("Unsupported Host")\r
            return -1\r
        return RunCmd(cmd, "", workingdir=OutputPath)\r
\r
    def ConfigureLinuxDLinkPath(self):\r
        '''\r
        logic copied from build.sh to setup the correct libraries\r
        '''\r
        if self.env.GetValue("TARGET_ARCH") == "IA32":\r
            LIB_NAMES = ["ld-linux.so.2", "libdl.so.2 crt1.o", "crti.o crtn.o"]\r
            LIB_SEARCH_PATHS = ["/usr/lib/i386-linux-gnu",\r
                                "/usr/lib32", "/lib32", "/usr/lib", "/lib"]\r
        elif self.env.GetValue("TARGET_ARCH") == "X64":\r
            LIB_NAMES = ["ld-linux-x86-64.so.2",\r
                         "libdl.so.2", "crt1.o", "crti.o", "crtn.o"]\r
            LIB_SEARCH_PATHS = ["/usr/lib/x86_64-linux-gnu",\r
                                "/usr/lib64", "/lib64", "/usr/lib", "/lib"]\r
\r
        HOST_DLINK_PATHS = ""\r
        for lname in LIB_NAMES:\r
            logging.debug(f"Looking for {lname}")\r
            for dname in LIB_SEARCH_PATHS:\r
                logging.debug(f"In {dname}")\r
                if os.path.isfile(os.path.join(dname, lname)):\r
                    logging.debug(f"Found {lname} in {dname}")\r
                    HOST_DLINK_PATHS += os.path.join(\r
                        os.path.join(dname, lname)) + os.pathsep\r
                    break\r
        HOST_DLINK_PATHS = HOST_DLINK_PATHS.rstrip(os.pathsep)\r
        logging.critical(f"Setting HOST_DLINK_PATHS to {HOST_DLINK_PATHS}")\r
        shell_environment.ShellEnvironment().set_shell_var(\r
            "HOST_DLINK_PATHS", HOST_DLINK_PATHS)\r
Commit	Line	Data
951a0353 SB	1	# @file\r
	2	# Script to Build EmulatorPkg UEFI firmware\r
	3	#\r
	4	# Copyright (c) Microsoft Corporation.\r
	5	# SPDX-License-Identifier: BSD-2-Clause-Patent\r
	6	##\r
	7	import os\r
	8	import logging\r
	9	import io\r
	10	\r
	11	from edk2toolext.environment import shell_environment\r
	12	from edk2toolext.environment.uefi_build import UefiBuilder\r
	13	from edk2toolext.invocables.edk2_platform_build import BuildSettingsManager\r
	14	from edk2toolext.invocables.edk2_setup import SetupSettingsManager, RequiredSubmodule\r
	15	from edk2toolext.invocables.edk2_update import UpdateSettingsManager\r
	16	from edk2toolext.invocables.edk2_pr_eval import PrEvalSettingsManager\r
	17	from edk2toollib.utility_functions import RunCmd\r
	18	from edk2toollib.utility_functions import GetHostInfo\r
	19	\r
	20	# ####################################################################################### #\r
	21	# Common Configuration #\r
	22	# ####################################################################################### #\r
	23	\r
	24	\r
	25	class CommonPlatform():\r
	26	''' Common settings for this platform. Define static data here and use\r
	27	for the different parts of stuart\r
	28	'''\r
	29	PackagesSupported = ("EmulatorPkg",)\r
	30	ArchSupported = ("X64", "IA32")\r
	31	TargetsSupported = ("DEBUG", "RELEASE", "NOOPT")\r
	32	Scopes = ('emulatorpkg', 'edk2-build')\r
	33	WorkspaceRoot = os.path.realpath(os.path.join(\r
	34	os.path.dirname(os.path.abspath(__file__)), "..", ".."))\r
	35	\r
	36	# ####################################################################################### #\r
	37	# Configuration for Update & Setup #\r
	38	# ####################################################################################### #\r
	39	\r
	40	\r
	41	class SettingsManager(UpdateSettingsManager, SetupSettingsManager, PrEvalSettingsManager):\r
	42	\r
	43	def GetPackagesSupported(self):\r
	44	''' return iterable of edk2 packages supported by this build.\r
	45	These should be edk2 workspace relative paths '''\r
	46	return CommonPlatform.PackagesSupported\r
	47	\r
	48	def GetArchitecturesSupported(self):\r
	49	''' return iterable of edk2 architectures supported by this build '''\r
	50	return CommonPlatform.ArchSupported\r
	51	\r
	52	def GetTargetsSupported(self):\r
	53	''' return iterable of edk2 target tags supported by this build '''\r
	54	return CommonPlatform.TargetsSupported\r
	55	\r
	56	def GetRequiredSubmodules(self):\r
	57	''' return iterable containing RequiredSubmodule objects.\r
	58	If no RequiredSubmodules return an empty iterable\r
	59	'''\r
	60	rs = []\r
	61	# intentionally declare this one with recursive false to avoid overhead\r
	62	rs.append(RequiredSubmodule(\r
	63	"CryptoPkg/Library/OpensslLib/openssl", False))\r
	64	\r
65	# To avoid maintenance of this file for every new submodule\r
66	# lets just parse the .gitmodules and add each if not already in list.\r
67	# The GetRequiredSubmodules is designed to allow a build to optimize\r
68	# the desired submodules but it isn't necessary for this repository.\r
69	result = io.StringIO()\r
70	ret = RunCmd("git", "config --file .gitmodules --get-regexp path", workingdir=self.GetWorkspaceRoot(), outstream=result)\r
71	# Cmd output is expected to look like:\r
72	# submodule.CryptoPkg/Library/OpensslLib/openssl.path CryptoPkg/Library/OpensslLib/openssl\r
73	# submodule.SoftFloat.path ArmPkg/Library/ArmSoftFloatLib/berkeley-softfloat-3\r
74	if ret == 0:\r
75	for line in result.getvalue().splitlines():\r
76	_, _, path = line.partition(" ")\r
77	if path is not None:\r
78	if path not in [x.path for x in rs]:\r
79	rs.append(RequiredSubmodule(path, True)) # add it with recursive since we don't know\r
80	return rs\r
81	\r
82	def SetArchitectures(self, list_of_requested_architectures):\r
83	''' Confirm the requests architecture list is valid and configure SettingsManager\r
84	to run only the requested architectures.\r
85	\r
86	Raise Exception if a list_of_requested_architectures is not supported\r
87	'''\r
88	unsupported = set(list_of_requested_architectures) - \\r
89	set(self.GetArchitecturesSupported())\r
90	if(len(unsupported) > 0):\r
91	errorString = (\r
92	"Unsupported Architecture Requested: " + " ".join(unsupported))\r
93	logging.critical(errorString)\r
94	raise Exception(errorString)\r
95	self.ActualArchitectures = list_of_requested_architectures\r
96	\r
97	def GetWorkspaceRoot(self):\r
98	''' get WorkspacePath '''\r
99	return CommonPlatform.WorkspaceRoot\r
100	\r
101	def GetActiveScopes(self):\r
102	''' return tuple containing scopes that should be active for this process '''\r
103	return CommonPlatform.Scopes\r
104	\r
105	def FilterPackagesToTest(self, changedFilesList: list, potentialPackagesList: list) -> list:\r
106	''' Filter other cases that this package should be built\r
107	based on changed files. This should cover things that can't\r
108	be detected as dependencies. '''\r
109	build_these_packages = []\r
110	possible_packages = potentialPackagesList.copy()\r
111	for f in changedFilesList:\r
112	# BaseTools files that might change the build\r
113	if "BaseTools" in f:\r
114	if os.path.splitext(f) not in [".txt", ".md"]:\r
115	build_these_packages = possible_packages\r
116	break\r
117	# if the azure pipeline platform template file changed\r
118	if "platform-build-run-steps.yml" in f:\r
119	build_these_packages = possible_packages\r
120	break\r
121	return build_these_packages\r
122	\r
123	def GetPlatformDscAndConfig(self) -> tuple:\r
124	''' If a platform desires to provide its DSC then Policy 4 will evaluate if\r
125	any of the changes will be built in the dsc.\r
126	\r
127	The tuple should be (<workspace relative path to dsc file>, <input dictionary of dsc key value pairs>)\r
128	'''\r
129	return (os.path.join("EmulatorPkg", "EmulatorPkg.dsc"), {})\r
130	\r
131	# ####################################################################################### #\r
132	# Actual Configuration for Platform Build #\r
133	# ####################################################################################### #\r
134	\r
135	\r
136	class PlatformBuilder(UefiBuilder, BuildSettingsManager):\r
137	def __init__(self):\r
138	UefiBuilder.__init__(self)\r
139	\r
140	def AddCommandLineOptions(self, parserObj):\r
141	''' Add command line options to the argparser '''\r
142	parserObj.add_argument('-a', "--arch", dest="build_arch", type=str, default="X64",\r
143	help="Optional - architecture to build. IA32 will use IA32 for Pei & Dxe. "\r
144	"X64 will use X64 for both PEI and DXE.")\r
145	\r
146	def RetrieveCommandLineOptions(self, args):\r
147	''' Retrieve command line options from the argparser '''\r
148	\r
149	shell_environment.GetBuildVars().SetValue(\r
150	"TARGET_ARCH", args.build_arch.upper(), "From CmdLine")\r
151	shell_environment.GetBuildVars().SetValue(\r
152	"ACTIVE_PLATFORM", "EmulatorPkg/EmulatorPkg.dsc", "From CmdLine")\r
153	\r
154	def GetWorkspaceRoot(self):\r
155	''' get WorkspacePath '''\r
156	return CommonPlatform.WorkspaceRoot\r
157	\r
158	def GetPackagesPath(self):\r
159	''' Return a list of workspace relative paths that should be mapped as edk2 PackagesPath '''\r
160	return ()\r
161	\r
162	def GetActiveScopes(self):\r
163	''' return tuple containing scopes that should be active for this process '''\r
164	return CommonPlatform.Scopes\r
165	\r
166	def GetName(self):\r
167	''' Get the name of the repo, platform, or product being build '''\r
168	''' Used for naming the log file, among others '''\r
169	\r
170	# check the startup nsh flag and if set then rename the log file.\r
171	# this helps in CI so we don't overwrite the build log since running\r
172	# uses the stuart_build command.\r
173	if(shell_environment.GetBuildVars().GetValue("MAKE_STARTUP_NSH", "FALSE") == "TRUE"):\r
174	return "EmulatorPkg_With_Run"\r
175	return "EmulatorPkg"\r
176	\r
177	def GetLoggingLevel(self, loggerType):\r
178	''' Get the logging level for a given type\r
179	base == lowest logging level supported\r
180	con == Screen logging\r
181	txt == plain text file logging\r
182	md == markdown file logging\r
183	'''\r
184	return logging.DEBUG\r
185	\r
186	def SetPlatformEnv(self):\r
187	logging.debug("PlatformBuilder SetPlatformEnv")\r
188	self.env.SetValue("PRODUCT_NAME", "EmulatorPkg", "Platform Hardcoded")\r
189	self.env.SetValue("TOOL_CHAIN_TAG", "VS2019", "Default Toolchain")\r
190	\r
191	# Add support for using the correct Platform Headers, tools, and Libs based on emulator architecture\r
192	# requested to be built when building VS2019 or VS2017\r
193	if self.env.GetValue("TOOL_CHAIN_TAG") == "VS2019" or self.env.GetValue("TOOL_CHAIN_TAG") == "VS2017":\r
194	key = self.env.GetValue("TOOL_CHAIN_TAG") + "_HOST"\r
195	if self.env.GetValue("TARGET_ARCH") == "IA32":\r
196	shell_environment.ShellEnvironment().set_shell_var(key, "x86")\r
197	elif self.env.GetValue("TARGET_ARCH") == "X64":\r
198	shell_environment.ShellEnvironment().set_shell_var(key, "x64")\r
199	\r
200	# Add support for using the correct Platform Headers, tools, and Libs based on emulator architecture\r
201	# requested to be built when building on linux.\r
202	if GetHostInfo().os.upper() == "LINUX":\r
203	self.ConfigureLinuxDLinkPath()\r
204	\r
205	if GetHostInfo().os.upper() == "WINDOWS":\r
206	self.env.SetValue("BLD_*_WIN_HOST_BUILD", "TRUE",\r
207	"Trigger Windows host build")\r
208	\r
209	self.env.SetValue("MAKE_STARTUP_NSH", "FALSE", "Default to false")\r
210	\r
211	# I don't see what this does but it is in build.sh\r
212	key = "BLD_*_BUILD_" + self.env.GetValue("TARGET_ARCH")\r
213	self.env.SetValue(key, "TRUE", "match script in build.sh")\r
214	return 0\r
215	\r
216	def PlatformPreBuild(self):\r
217	return 0\r
218	\r
219	def PlatformPostBuild(self):\r
220	return 0\r
221	\r
222	def FlashRomImage(self):\r
223	''' Use the FlashRom Function to run the emulator. This gives an easy stuart command line to\r
224	activate the emulator. '''\r
225	\r
226	OutputPath = os.path.join(self.env.GetValue(\r
227	"BUILD_OUTPUT_BASE"), self.env.GetValue("TARGET_ARCH"))\r
228	\r
229	if (self.env.GetValue("MAKE_STARTUP_NSH") == "TRUE"):\r
230	f = open(os.path.join(OutputPath, "startup.nsh"), "w")\r
231	f.write("BOOT SUCCESS !!! \n")\r
232	# add commands here\r
233	f.write("reset\n")\r
234	f.close()\r
235	\r
236	if GetHostInfo().os.upper() == "WINDOWS":\r
237	cmd = "WinHost.exe"\r
238	elif GetHostInfo().os.upper() == "LINUX":\r
239	cmd = "./Host"\r
240	else:\r
241	logging.critical("Unsupported Host")\r
242	return -1\r
243	return RunCmd(cmd, "", workingdir=OutputPath)\r
244	\r
245	def ConfigureLinuxDLinkPath(self):\r
246	'''\r
247	logic copied from build.sh to setup the correct libraries\r
248	'''\r
249	if self.env.GetValue("TARGET_ARCH") == "IA32":\r
250	LIB_NAMES = ["ld-linux.so.2", "libdl.so.2 crt1.o", "crti.o crtn.o"]\r
251	LIB_SEARCH_PATHS = ["/usr/lib/i386-linux-gnu",\r
252	"/usr/lib32", "/lib32", "/usr/lib", "/lib"]\r
253	elif self.env.GetValue("TARGET_ARCH") == "X64":\r
254	LIB_NAMES = ["ld-linux-x86-64.so.2",\r
255	"libdl.so.2", "crt1.o", "crti.o", "crtn.o"]\r
256	LIB_SEARCH_PATHS = ["/usr/lib/x86_64-linux-gnu",\r
257	"/usr/lib64", "/lib64", "/usr/lib", "/lib"]\r
258	\r
259	HOST_DLINK_PATHS = ""\r
260	for lname in LIB_NAMES:\r
261	logging.debug(f"Looking for {lname}")\r
262	for dname in LIB_SEARCH_PATHS:\r
263	logging.debug(f"In {dname}")\r
264	if os.path.isfile(os.path.join(dname, lname)):\r
265	logging.debug(f"Found {lname} in {dname}")\r
266	HOST_DLINK_PATHS += os.path.join(\r
267	os.path.join(dname, lname)) + os.pathsep\r
268	break\r
269	HOST_DLINK_PATHS = HOST_DLINK_PATHS.rstrip(os.pathsep)\r
270	logging.critical(f"Setting HOST_DLINK_PATHS to {HOST_DLINK_PATHS}")\r
271	shell_environment.ShellEnvironment().set_shell_var(\r
272	"HOST_DLINK_PATHS", HOST_DLINK_PATHS)\r