1From cd47c328cb53546891bb3dc7c9b2c54ed01cc6d1 Mon Sep 17 00:00:00 2001
2From: Richard Purdie <richard.purdie@linuxfoundation.org>
3Date: Mon, 7 Dec 2015 18:28:05 +0000
4Subject: [PATCH] automake: Remove delays in configure scripts using automake
5
6By default automake puts "sleep 1" into the start of configure scripts
7which adds pointless delays to them. Rather than do this, lets just assume
8our systems are sane.
9
10RP
112015/12/7
12Upstream-Status: Inappropriate
13
14---
15 m4/sanity.m4 | 55 -------------------------------------------------------
16 1 file changed, 55 deletions(-)
17
18diff --git a/m4/sanity.m4 b/m4/sanity.m4
19index eaac218..bfdfe88 100644
20--- a/m4/sanity.m4
21+++ b/m4/sanity.m4
22@@ -23,60 +23,5 @@ case $srcdir in
23     AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);;
24 esac
25
26-# Do 'set' in a subshell so we don't clobber the current shell's
27-# arguments.  Must try -L first in case configure is actually a
28-# symlink; some systems play weird games with the mod time of symlinks
29-# (eg FreeBSD returns the mod time of the symlink's containing
30-# directory).
31-if (
32-   am_has_slept=no
33-   for am_try in 1 2; do
34-     echo "timestamp, slept: $am_has_slept" > conftest.file
35-     set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null`
36-     if test "$[*]" = "X"; then
37-	# -L didn't work.
38-	set X `ls -t "$srcdir/configure" conftest.file`
39-     fi
40-     if test "$[*]" != "X $srcdir/configure conftest.file" \
41-	&& test "$[*]" != "X conftest.file $srcdir/configure"; then
42-
43-	# If neither matched, then we have a broken ls.  This can happen
44-	# if, for instance, CONFIG_SHELL is bash and it inherits a
45-	# broken ls alias from the environment.  This has actually
46-	# happened.  Such a system could not be considered "sane".
47-	AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
48-  alias in your environment])
49-     fi
50-     if test "$[2]" = conftest.file || test $am_try -eq 2; then
51-       break
52-     fi
53-     # Just in case.
54-     sleep 1
55-     am_has_slept=yes
56-   done
57-   test "$[2]" = conftest.file
58-   )
59-then
60-   # Ok.
61-   :
62-else
63-   AC_MSG_ERROR([newly created file is older than distributed files!
64-Check your system clock])
65-fi
66 AC_MSG_RESULT([yes])
67-# If we didn't sleep, we still need to ensure time stamps of config.status and
68-# generated files are strictly newer.
69-am_sleep_pid=
70-if grep 'slept: no' conftest.file >/dev/null 2>&1; then
71-  ( sleep 1 ) &
72-  am_sleep_pid=$!
73-fi
74-AC_CONFIG_COMMANDS_PRE(
75-  [AC_MSG_CHECKING([that generated files are newer than configure])
76-   if test -n "$am_sleep_pid"; then
77-     # Hide warnings about reused PIDs.
78-     wait $am_sleep_pid 2>/dev/null
79-   fi
80-   AC_MSG_RESULT([done])])
81-rm -f conftest.file
82 ])
83