Sysroot headers can now be built without the build system

CMakeLists.txt

@@ -59,6 +59,8 @@ add_custom_target(crt ALL
     DEPENDS ${crt_bin}
     COMMENT "Generating CRT files")
 
+set(photon_libc_crt_bin ${crt_bin} PARENT_SCOPE)
+
 file(GLOB platform_sources
     ${CMAKE_CURRENT_SOURCE_DIR}/photon/libc/sys/${platform}/*.c
     ${CMAKE_CURRENT_SOURCE_DIR}/photon/libc/sys/${platform}/machine/${machine}/*.c

scripts/generate-sysroot.py

@@ -34,7 +34,9 @@ def mkdir_p(path):
 source_dir = sys.argv[1]
 bin_dir = sys.argv[2]
 sysroot_dir = sys.argv[3]
-(machine, platform) = get_platform(bin_dir)
+# (machine, platform) = get_platform(bin_dir)
+machine = sys.argv[4]
+platform = sys.argv[5]
 
 base_headers_path = '{}/photon/libc/include'.format(source_dir)
 platform_headers_path = '{}/photon/libc/sys/{}'.format(source_dir, platform)