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According to Stefano Lattarini on 10/14/2009 3:52 AM:
>> Sorry; I forgot to add: In the ACTION-IF-TRUE argument of
>> AC_RUN_IFELSE, you can invoke ./conftest$EXEEXT yourself and see
>> what it does.
> Oh. This is exactly what I need. Thank you very much!
>
> Maybe the autoconf documentation might be clearer on this point.
Good idea. Done:
- --
Don't work too hard, make some time for fun as well!
Eric Blake ebb9@xxxxxxx
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>From a7ae50526b7a526b9f297288dc5a5adeb30cf544 Mon Sep 17 00:00:00 2001
From: Eric Blake <ebb9@xxxxxxx>
Date: Tue, 27 Oct 2009 20:14:14 -0600
Subject: [PATCH] Mention another feature of AC_RUN_IFELSE.
* doc/autoconf.texi (Runtime) <AC_RUN_IFELSE>: Mention that
compiled test program still exists during if-true branch.
Signed-off-by: Eric Blake <ebb9@xxxxxxx>
---
ChangeLog | 7 +++++++
doc/autoconf.texi | 2 ++
2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 4f93ee3..95808ed 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2009-10-27 Eric Blake <ebb9@xxxxxxx>
+
+ Mention another feature of AC_RUN_IFELSE.
+ * doc/autoconf.texi (Runtime) <AC_RUN_IFELSE>: Mention that
+ compiled test program still exists during if-true branch.
+ Reported by Stefano Lattarini, suggestion by Ralf Wildenhues.
+
2009-10-26 Paolo Bonzini <bonzini@xxxxxxx>
Pass Autom4te path down to programs that autoreconf invokes.
diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index db8c88e..a713a06 100644
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -8952,6 +8952,8 @@ Runtime
The @var{input} can be made by @code{AC_LANG_PROGRAM} and friends.
@code{LDFLAGS} and @code{LIBS} are used for linking, in addition to the
compilation flags of the current language (@pxref{Language Choice}).
+Additionally, @var{action-if-true} can run @command{./conftest$EXEEXT}
+for further testing.
If the compiler being used does not produce executables that run on the
system where @command{configure} is being run, then the test program is
--
1.6.5.rc1
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