Eric Blake <ebb9 <at> byu.net> writes:
> >> Here's another iteration (and it should go faster, by showing me ALL of
> >> the stderr, rather than giving up at the first mismatch - fun with cheap
> >> m4 tricks).
> >
> > Here's the output with that patch applied instead:
>
> Thanks for the output. I'll have a patch soon.
2007-04-11 Eric Blake <[EMAIL PROTECTED]>
Address testsuite shortcoming in 'stdout full' on glibc.
* tests/others.at (stdout full): Adjust expected output when more
than 1k text is printed to /dev/full.
Reported by Ralf Wildenhues.
Index: tests/others.at
===================================================================
RCS file: /sources/m4/m4/tests/others.at,v
retrieving revision 1.31
diff -u -r1.31 others.at
--- tests/others.at 5 Feb 2007 17:31:10 -0000 1.31
+++ tests/others.at 11 Apr 2007 15:46:28 -0000
@@ -609,10 +609,14 @@
exit 77
}])
+dnl Be careful when modifying these tests. Writes that exceed stdio buffering
+dnl limits trigger different but legal behavior where errno is lost. Tests
+dnl that currently require "No space left on device" may fail if the amount of
+dnl output changes. The --help test shows how to handle this.
+
dnl detect write failures on --help
-AT_CHECK_M4([--help >/dev/full], [1], [],
-[[m4: write error: No space left on device
-]])
+AT_CHECK_M4([--help >/dev/full], [1], [], [stderr])
+AT_CHECK([grep '^m4: write error' stderr], [0], [ignore])
dnl detect write failures on --version
AT_CHECK_M4([--version >/dev/full], [1], [],
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