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* [PATCH XFSTESTS 1/3] configure.in: Declare a requirement for at least autoconf 2.50
@ 2011-07-21 23:52 Theodore Ts'o
  2011-07-21 23:52 ` [PATCH XFSTESTS 2/3] Build without enabling DEBUG by default Theodore Ts'o
  2011-07-21 23:52 ` [PATCH XFSTESTS 3/3] dmapi: fix build failure if libdm is provided via -ldm Theodore Ts'o
  0 siblings, 2 replies; 4+ messages in thread
From: Theodore Ts'o @ 2011-07-21 23:52 UTC (permalink / raw)
  To: Ext4 Developers List, xfs; +Cc: Theodore Ts'o

On Debian/Ubuntu systems, if autoconf version 2.13 is installed,
autoconf will try to automatically figure out whether autoconf 2.13 or
something more modern is required (since the autoconf maintainers,
curses be upon them, didn't bother to maintain compatibility between
autoconf 2.13 and 2.50).  Unfortunately, the hueristics aren't
perfect, and although the configure.in file looks superficially like
it will be compatible with autoconf 2.13, it isn't.  You will end up
with a number of very subtle compilation failures if you use autoconf
2.13.

So declare a requirement for autoconf 2.50 using AC_PREREQ(2.50).

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
---
 configure.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/configure.in b/configure.in
index 45b7fd1..c697b4f 100644
--- a/configure.in
+++ b/configure.in
@@ -1,4 +1,5 @@
 AC_INIT(src/xfsctl.c)
+AC_PREREQ(2.50)
 AC_PACKAGE_GLOBALS(xfstests)
 AC_PACKAGE_UTILITIES(xfstests)
 
-- 
1.7.4.1.22.gec8e1.dirty


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2011-07-22 14:29 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2011-07-21 23:52 [PATCH XFSTESTS 1/3] configure.in: Declare a requirement for at least autoconf 2.50 Theodore Ts'o
2011-07-21 23:52 ` [PATCH XFSTESTS 2/3] Build without enabling DEBUG by default Theodore Ts'o
2011-07-21 23:52 ` [PATCH XFSTESTS 3/3] dmapi: fix build failure if libdm is provided via -ldm Theodore Ts'o
2011-07-22 14:29   ` Christoph Hellwig

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