Build: Use git log --pretty=medium when creating ChangeLog

It's the default in git-log. Specifying it explicitly is good in case
a user has set format.pretty to a different value.

(cherry picked from commit ea21c76aa2406ba06ac154fe57741734c04f260f)

diff --git a/Makefile.am b/Makefile.am
index f6e73633a6bd97bbdf2aaaf4915cf41ba8cf432e..b037e397504882aa16bc19942ededaa4e9f530cc 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -70,11 +70,11 @@ manfiles = \
        src/scripts/xzless.1 \
        src/scripts/xzmore.1
 
-# Create ChangeLog from output of "git log --date=iso --stat".
+# Create ChangeLog using "git log".
 # Convert the man pages to plain text (ASCII only) format.
 dist-hook:
        if test -d "$(srcdir)/.git" && type git > /dev/null 2>&1; then \
-               ( cd "$(srcdir)" && git log --date=iso --stat \
+               ( cd "$(srcdir)" && git log --pretty=medium --date=iso --stat \
                        b69da6d4bb6bb11fc0cf066920791990d2b22a06^..HEAD ) \
                        > "$(distdir)/ChangeLog"; \
        fi