[m-rev.] diff: fix warning test failure

[Simon Taylor]

Estimated hours taken: 0.25
Branches: main

tests/warnings/Mmakefile:
	Fix a bashism in my previous change (s/>& file/> file 2>&1/).

	Don't redirect output to `up_to_date.err' -- `mmc --make'
	will also attempt to write to that file.

Index: Mmakefile
===================================================================
RCS file: /home/mercury1/repository/tests/warnings/Mmakefile,v
retrieving revision 1.25
diff -u -u -r1.25 Mmakefile
--- Mmakefile	2002/10/30 13:32:01	1.25
+++ Mmakefile	2002/11/01 16:07:43
@@ -44,9 +44,10 @@
 
 # Check that `mmc --make up_to_date.m' generates a warning.
 up_to_date.runtest:
-	$(MCM) up_to_date.m >& up_to_date.err
-	diff $(DIFF_OPTS) up_to_date.exp up_to_date.err > up_to_date.res_make \
-		|| { cat up_to_date.err; cat up_to_date.res_make; exit 1; }
+	$(MCM) up_to_date.m > up_to_date.err_make 2>&1
+	diff $(DIFF_OPTS) up_to_date.exp up_to_date.err_make \
+		> up_to_date.res_make || \
+		{ cat up_to_date.err_make; cat up_to_date.res_make; exit 1; }
 
 #-----------------------------------------------------------------------------#
 
@@ -82,6 +83,6 @@
 clean_local:	clean_err clean_res
 
 clean_err:
-	rm -f *.err up_to_date.res_make
+	rm -f *.err up_to_date.err_make
 
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