Ralf Wildenhues <[EMAIL PROTECTED]> wrote:
> * Jim Meyering wrote on Sun, Oct 05, 2008 at 07:42:45PM CEST:
>> Bruno Haible <[EMAIL PROTECTED]> wrote:
>> >
>> > \> is also not a portable piece of regular expression: not in a basic
>> > regex,
>> > and not in an extended regex. It is a GNU extension.
>>
>> It works with Solaris 10's grep,
>> so maybe it works with some others, too.
>
> FWIW, it fails with several other vendor greps.
>
>> Or better still, just use awk.
>> Then we get alternation back, and can kludge around
>> the lack of a portable end-of-word abbreviation:
>
> In a way, this is all a kludge anyway, because you do not see macro
> invocations that are only visible through m4 expansion, from other
> macro files, etc. Only m4 can parse m4. But we all knew that, and
> still there is the bootstrapping issue ...
>
> IMVHO you could just grep without word endings. That's good enough
> for this script.
Yes, that has the advantage of being slightly simpler, I think,
in spite of the two separate grep invocations. I hope this is
the last iteration ;-)
>From 4aba8be325dc665dada4368aa26a4be4961fd2a7 Mon Sep 17 00:00:00 2001
From: Jim Meyering <[EMAIL PROTECTED]>
Date: Sun, 5 Oct 2008 19:47:18 +0200
Subject: [PATCH] bootstrap: check for LT_INIT more portably still ;-)
* build-aux/bootstrap: Don't rely on \>, since it's not portable.
Spotted by Bruno Haible.
---
ChangeLog | 4 ++++
build-aux/bootstrap | 4 ++--
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index bbc3db5..4b1139e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2008-10-05 Jim Meyering <[EMAIL PROTECTED]>
+ bootstrap: check for LT_INIT more portably still ;-)
+ * build-aux/bootstrap: Don't rely on \>, since it's not portable.
+ Spotted by Bruno Haible.
+
bootstrap: check for LT_INIT more portably
* build-aux/bootstrap: Avoid using grep -E, since it's not
portable enough. Suggestion from Bruno Haible.
diff --git a/build-aux/bootstrap b/build-aux/bootstrap
index 1ad154f..0d76686 100755
--- a/build-aux/bootstrap
+++ b/build-aux/bootstrap
@@ -601,9 +601,9 @@ do
# We'd like to use grep -E, to see if any of LT_INIT,
# AC_PROG_LIBTOOL, AM_PROG_LIBTOOL is used in configure.ac,
# but that's not portable enough (e.g., for Solaris).
- grep '^[ ]*A[CM]_PROG_LIBTOOL\>' configure.ac >/dev/null \
+ grep '^[ ]*A[CM]_PROG_LIBTOOL' configure.ac >/dev/null \
&& use_libtool=1
- grep '^[ ]*LT_INIT\>' configure.ac >/dev/null \
+ grep '^[ ]*LT_INIT' configure.ac >/dev/null \
&& use_libtool=1
test $use_libtool = 0 \
&& continue
--
1.6.0.2.307.gc427
