1 files changed, 107 insertions, 0 deletions

diff --git a/meta/conf/distro/include/csl-versions.inc b/meta/conf/distro/include/csl-versions.inc
new file mode 100644
index 0000000000..3938bf7ed2
--- /dev/null
+++ b/meta/conf/distro/include/csl-versions.inc
@@ -0,0 +1,107 @@
+def csl_run(d, cmd, *args):
+        import bb.process
+        import subprocess
+
+        topdir = d.getVar('TOPDIR', True)
+        toolchain_path = d.getVar('EXTERNAL_TOOLCHAIN', True)
+        if not toolchain_path:
+                return 'UNKNOWN', 'UNKNOWN'
+
+        target_prefix = d.getVar('TARGET_PREFIX', True)
+        path = os.path.join(toolchain_path, 'bin', target_prefix + cmd)
+        args = [path] + list(args)
+
+        return bb.process.run(args, cwd=topdir, stderr=subprocess.PIPE)
+
+def csl_get_version(d):
+        try:
+                stdout, stderr = csl_run(d, 'gcc', '-v')
+        except bb.process.CmdError as exc:
+                bb.error('Failed to obtain CodeSourcery toolchain version: %s' % exc)
+                bb.error('Make sure that MACHINE is set correctly in your local.conf and the toolchain supports %s.' % d.getVar("TARGET_ARCH", True))
+                return 'UNKNOWN'
+        else:
+                last_line = stderr.splitlines()[-1]
+                return last_line
+
+def csl_get_main_version(d):
+        version = csl_get_version(d)
+        if version != 'UNKNOWN':
+                return version.split()[-1].rstrip(')')
+        else:
+                return version
+
+def csl_get_gcc_version(d):
+        version = csl_get_version(d)
+        if version != 'UNKNOWN':
+                return version.split()[2]
+        else:
+                return version
+
+def csl_get_libc_version(d):
+        syspath = d.expand('${EXTERNAL_TOOLCHAIN}/${CSL_TARGET_SYS}')
+        if not syspath:
+                return 'UNKNOWN'
+
+        libpath = syspath + '/libc/lib/'
+        if not os.path.exists(libpath):
+                libpath = syspath + '/libc/sgxx-glibc/lib/'
+
+        if os.path.exists(libpath):
+                for file in os.listdir(libpath):
+                        if file.find('libc-') == 0:
+                                return file[5:-3]
+        return 'UNKNOWN'
+
+def csl_get_kernel_version(d):
+        syspath = d.expand('${EXTERNAL_TOOLCHAIN}/${CSL_TARGET_SYS}')
+        if not syspath:
+                return 'UNKNOWN'
+
+        vf = syspath + '/libc/usr/include/linux/version.h'
+        if not os.path.exists(vf):
+                vf = syspath + '/libc/sgxx-glibc/usr/include/linux/version.h'
+
+        try:
+                f = open(vf, 'r')
+        except (OSError, IOError):
+                return 'UNKNOWN'
+
+        l = f.readlines();
+        f.close();
+        for s in l:
+                if s.find('LINUX_VERSION_CODE') > 0:
+                        ver = int(s.split()[2])
+                        maj = ver / 65536
+                        ver = ver % 65536
+                        min = ver / 256
+                        ver = ver % 256
+                        return str(maj)+'.'+str(min)+'.'+str(ver)
+        return 'UNKNOWN'
+
+def csl_get_gdb_version(d):
+        try:
+                stdout, stderr = csl_run(d, 'gdb', '-v')
+        except bb.process.CmdError:
+                return 'UNKNOWN'
+        else:
+                first_line = stdout.splitlines()[0]
+                return first_line.split()[-1]
+
+python csl_version_handler () {
+    d = e.data
+    ld = d.createCopy()
+    ld.finalize()
+
+    d.setVar('CSL_VER_MAIN', csl_get_main_version(ld))
+    d.setVar('CSL_VER_GCC', csl_get_gcc_version(ld))
+    d.setVar('CSL_VER_LIBC', csl_get_libc_version(ld))
+    d.setVar('CSL_VER_KERNEL', csl_get_kernel_version(ld))
+    d.setVar('CSL_VER_GDB', csl_get_gdb_version(ld))
+}
+addhandler csl_version_handler
+csl_version_handler[eventmask] = "bb.event.ConfigParsed"
+
+# Ensure that any variable which includes the --sysroot (CC, CXX, etc) also
+# depends on the toolchain version
+TOOLCHAIN_OPTIONS[vardeps] += "CSL_VER_MAIN CSL_VER_GCC"