Squashed 'third_party/Phoenix-frc-lib/' content from commit 666d176
Change-Id: Ibaca2fc8ffb1177e786576cc1e4cc9f7a8c98f13
git-subtree-dir: third_party/Phoenix-frc-lib
git-subtree-split: 666d176a08151793044ab74e0005f13d3732ed96
diff --git a/toolchains/arm.gradle b/toolchains/arm.gradle
new file mode 100644
index 0000000..4fe9f86
--- /dev/null
+++ b/toolchains/arm.gradle
@@ -0,0 +1,97 @@
+ext.isArm = true
+ext.buildPlatform = 'arm'
+
+def compilerPrefix = project.hasProperty('compilerPrefix') ? project.compilerPrefix : 'arm-frc-linux-gnueabi-'
+def toolChainPath = project.hasProperty('toolChainPath') ? project.toolChainPath : null
+model {
+ platforms {
+ arm {
+ architecture 'arm'
+ operatingSystem 'linux'
+ }
+ }
+ toolChains {
+ armGcc(Gcc) {
+ if (toolChainPath != null) path(toolChainPath)
+ target("arm") {
+ // We use a custom-built cross compiler with the prefix arm-frc-linux-gnueabi-<util name>
+ // If this ever changes, the prefix will need to be changed here
+ cCompiler.executable = compilerPrefix + cCompiler.executable
+ cppCompiler.executable = compilerPrefix + cppCompiler.executable
+ linker.executable = compilerPrefix + linker.executable
+ assembler.executable = compilerPrefix + assembler.executable
+ // Gradle auto-adds the -m32 argument to the linker and compiler. Our compiler only supports
+ // arm, and doesn't understand this flag, so it is removed from both
+ cppCompiler.withArguments { args ->
+ args << '-std=c++1y' << '-Wformat=2' << '-Wall' << '-Wextra' << '-Werror' << '-pedantic'
+ args << '-fPIC' << '-rdynamic'
+ args << '-pthread'
+ args.remove('-m32')
+ }
+ linker.withArguments { args ->
+ args << '-rdynamic' << '-pthread'
+ args.remove('-m32')
+ }
+ staticLibArchiver.executable = compilerPrefix + staticLibArchiver.executable
+ }
+ }
+ }
+}
+
+ext.binTools = { tool ->
+ if (toolChainPath != null) return "${toolChainPath}/${compilerPrefix}${tool}"
+ return "${compilerPrefix}${tool}"
+}
+
+ext.setupReleaseDefines = { cppCompiler, linker ->
+ cppCompiler.args '-O2', '-g'
+}
+
+ext.setupDebugDefines = { cppCompiler, linker ->
+ cppCompiler.args '-g', '-O0'
+}
+
+// Used only on Windows.
+ext.setupDef = { linker, deffile -> }
+
+ext.debugStripSetup = {
+ if (!project.hasProperty('debug')) {
+ project.tasks.whenObjectAdded { task ->
+ if (task.name.contains('link') && task.name.contains('SharedLibrary')) {
+ def library = task.outputFile.absolutePath
+ def debugLibrary = task.outputFile.absolutePath + ".debug"
+ task.doLast {
+ exec { commandLine binTools('objcopy'), '--only-keep-debug', library, debugLibrary }
+ exec { commandLine binTools('strip'), '-g', library }
+ exec { commandLine binTools('objcopy'), "--add-gnu-debuglink=$debugLibrary", library }
+ }
+ }
+ }
+ }
+}
+
+ext.checkNativeSymbols = { getSymbolFunc ->
+ project.tasks.whenObjectAdded { task ->
+ if (task.name.contains('link') && task.name.contains('SharedLibrary')) {
+ def library = task.outputFile.absolutePath
+ task.doLast {
+ def nmOutput = new ByteArrayOutputStream()
+ exec {
+ commandLine binTools('nm'), library
+ standardOutput nmOutput
+ }
+ // Remove '\r' so we can check for full string contents
+ String nmSymbols = nmOutput.toString().replace('\r', '')
+
+ def symbolList = getSymbolFunc()
+ symbolList.each {
+ //Add \n so we can check for the exact symbol
+ def found = nmSymbols.contains(it + '\n')
+ if (!found) {
+ throw new GradleException("Found a definition that does not have a matching symbol ${it}")
+ }
+ }
+ }
+ }
+ }
+}