Update #4265.
---
wscript | 27 ++++++++++++++++++++++++++-
1 file changed, 26 insertions(+), 1 deletion(-)
diff --git a/wscript b/wscript
index 6626fafb74..83c7c446bb 100755
--- a/wscript
+++ b/wscript
@@ -1359,6 +1359,30 @@ def get_compiler(conf, cp, variant):
return value
+def _generate_build_hash(conf):
+ import hashlib
+ import base64
+
+ build_hash = ""
+ for key in sorted(conf.env):
+ build_hash = build_hash + key + str(conf.env[key])
+ for discard in [
+ conf.env.PREFIX,
+ conf.bldnode.make_node(conf.env.VARIANT).abspath(),
+ conf.path.abspath(),
+ ]:
+ build_hash = build_hash.replace(discard, "")
+ state = hashlib.sha256()
+ state.update(build_hash.encode("utf-8"))
+ conf.define(
+ "RTEMS_BUILD_HASH",
+ base64.urlsafe_b64encode(state.digest()).decode("utf-8"),
+ )
+ conf.write_config_header(
+ conf.env.VARIANT + "/cpukit/include/rtems/build-hash.h"
+ )
+
+
def configure_variant(conf, cp, bsp_map, path_list, top_group, variant):
conf.msg("Configure board support package (BSP)", variant, color="YELLOW")
@@ -1391,9 +1415,10 @@ def configure_variant(conf, cp, bsp_map, path_list,
top_group, variant):
conf.fatal("No such base BSP: '{}'".format(variant))
bsp_item.configure(conf, cic)
- options = set([o[0].upper() for o in cp.items(variant)])
+ options = set(o[0].upper() for o in cp.items(variant))
for o in options.difference(cic.options):
conf.msg("Unknown configuration option", o.upper(), color="RED")
+ _generate_build_hash(conf)
def check_forbidden_options(ctx, opts):
--
2.26.2
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