Build: Use --sort=name in TAR_OPTIONS

Use also LC_COLLATE=C to make the sorting locale-independent.
Sorting makes the file order reproducible.

(cherry picked from commit 950da11ce09c90412dcbca29689575037640667a)

diff --git a/Makefile.am b/Makefile.am
index b037e397504882aa16bc19942ededaa4e9f530cc..16624236bb4fd833f9111f3dd6b8133336130e14 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -101,7 +101,8 @@ mydist:
                SNAPSHOT=`cd "$(srcdir)" && git describe --abbrev=4 | cut -b2-`; \
                test -n "$$SNAPSHOT" && VERSION=$$SNAPSHOT; \
        fi; \
-       TAR_OPTIONS='--owner=0 --group=0 --numeric-owner --mode=u+rw,go+r-w' \
+       TAR_OPTIONS='--owner=0 --group=0 --numeric-owner --mode=u+rw,go+r-w --sort=name' \
+               LC_COLLATE=C \
                $(MAKE) VERSION="$$VERSION" dist-gzip
 
 # NOTE: This only creates the PDFs. The install rules are missing.