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[14/16,v4] core/legal-info: generate a hash of all saved files

Message ID ff3a81f56f95e0f7c39a89e508569added0c231a.1454536753.git.yann.morin.1998@free.fr
State Changes Requested
Headers show

Commit Message

Yann E. MORIN Feb. 3, 2016, 10:22 p.m. UTC 
Having a hash of the saved files can be interesting for the recipient to
verify the integrity of the files.

We remove the warning file earlier, to exclude it from the hash list.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Luca Ceresoli <luca@lucaceresoli.net>
Acked-by: Luca Ceresoli <luca@lucaceresoli.net>
Tested-by: Luca Ceresoli <luca@lucaceresoli.net>

---
Changes v1 -> v2:
  - simplify getting rid of the ..../legal-info/ prefix  (Luca)
  - always sort with the C locale
---
 Makefile | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
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Patch

diff --git a/Makefile b/Makefile
index 68259fd..1acc2b2 100644
--- a/Makefile
+++ b/Makefile
@@ -696,8 +696,14 @@  legal-info: dirs legal-info-clean legal-info-prepare $(foreach p,$(PACKAGES),$(p
 		cat support/legal-info/README.warnings-header \
 			$(LEGAL_WARNINGS) >>$(LEGAL_REPORT); \
 		cat $(LEGAL_WARNINGS); fi
-	@echo "Legal info produced in $(LEGAL_INFO_DIR)"
 	@rm -f $(LEGAL_WARNINGS)
+	@(cd $(LEGAL_INFO_DIR); \
+	  find * -type f -exec sha256sum {} + \
+	  |LC_ALL=C sort -k2 \
+	  >.legal-info.sha256; \
+	  mv .legal-info.sha256 legal-info.sha256 \
+	)
+	@echo "Legal info produced in $(LEGAL_INFO_DIR)"
 
 show-targets:
 	@echo $(PACKAGES) $(TARGETS_ROOTFS)