Re: [PATCH next] test-lib: set $DIFF to diff if it is unset

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Brandon Casey <brandon.casey.ctr@xxxxxxxxxxxxxxx> writes:

> I think what should be done instead, is to move this section
> down below the line where GIT-BUILD-OPTIONS is sourced.  That
> way, the value of $DIFF can be gotten from that file.
>
> I guess GIT_TEST_CMP and GIT_TEST_CMP_USE_COPIED_CONTEXT
> should be written into GIT-BUILD-OPTIONS too.

I like that.  Something like this?

 Makefile      |    6 ++++++
 t/test-lib.sh |   20 ++++++++++----------
 2 files changed, 16 insertions(+), 10 deletions(-)

diff --git a/Makefile b/Makefile
index 0367e8a..6b3b59b 100644
--- a/Makefile
+++ b/Makefile
@@ -1944,6 +1944,12 @@ GIT-BUILD-OPTIONS: FORCE
 	@echo NO_CURL=\''$(subst ','\'',$(subst ','\'',$(NO_CURL)))'\' >>$@
 	@echo NO_PERL=\''$(subst ','\'',$(subst ','\'',$(NO_PERL)))'\' >>$@
 	@echo NO_PYTHON=\''$(subst ','\'',$(subst ','\'',$(NO_PYTHON)))'\' >>$@
+ifdef GIT_TEST_CMP
+	@echo GIT_TEST_CMP=\''$(subst ','\'',$(subst ','\'',$(GIT_TEST_CMP)))'\' >>$@
+endif
+ifdef GIT_TEST_CMP_USE_COPIED_CONTEXT
+	@echo GIT_TEST_CMP_USE_COPIED_CONTEXT=YesPlease >>$@
+endif
 
 ### Detect Tck/Tk interpreter path changes
 ifndef NO_TCLTK
diff --git a/t/test-lib.sh b/t/test-lib.sh
index a290011..eafe146 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -64,16 +64,6 @@ export GIT_AUTHOR_EMAIL GIT_AUTHOR_NAME
 export GIT_COMMITTER_EMAIL GIT_COMMITTER_NAME
 export EDITOR
 
-if test -z "$GIT_TEST_CMP"
-then
-	if test -n "$GIT_TEST_CMP_USE_COPIED_CONTEXT"
-	then
-		GIT_TEST_CMP="$DIFF -c"
-	else
-		GIT_TEST_CMP="$DIFF -u"
-	fi
-fi
-
 # Protect ourselves from common misconfiguration to export
 # CDPATH into the environment
 unset CDPATH
@@ -691,6 +681,16 @@ export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG_NOSYSTEM GIT_CONFIG_NOGLOB
 
 . ../GIT-BUILD-OPTIONS
 
+if test -z "$GIT_TEST_CMP"
+then
+	if test -n "$GIT_TEST_CMP_USE_COPIED_CONTEXT"
+	then
+		GIT_TEST_CMP="$DIFF -c"
+	else
+		GIT_TEST_CMP="$DIFF -u"
+	fi
+fi
+
 GITPERLLIB=$(pwd)/../perl/blib/lib:$(pwd)/../perl/blib/arch/auto/Git
 export GITPERLLIB
 test -d ../templates/blt || {
--
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