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[SCM] GNU Autoconf source repository branch, master, updated. v2.61a-272
From: |
Benoit Sigoure |
Subject: |
[SCM] GNU Autoconf source repository branch, master, updated. v2.61a-272-g6d8cbe2 |
Date: |
Mon, 12 Nov 2007 08:43:47 +0000 |
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The branch, master has been updated
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- Log -----------------------------------------------------------------
commit 6d8cbe20d4ddfa4a1f631fc2615625d5b60294bc
Author: Benoit Sigoure <address@hidden>
Date: Sun Nov 11 18:41:58 2007 +0100
Document that $((expression)) is not portable.
* doc/autoconf.texi (Shell Substitutions): Here.
Signed-off-by: Benoit Sigoure <address@hidden>
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 5 +++++
doc/autoconf.texi | 8 ++++++++
2 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 69e6990..d8c5b94 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-11-11 Benoit Sigoure <address@hidden>
+
+ Document that $((expression)) is not portable.
+ * doc/autoconf.texi (Shell Substitutions): Here.
+
2007-11-10 Ralf Wildenhues <address@hidden>
Ignore configure --help* errors due to LINENO-impaired shells.
diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index 421056e..acc80cf 100644
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -13061,6 +13061,14 @@ mishandle them. For example, Bash 3.1, @samp{ksh88},
@command{pdksh}
echo $(case x in x) echo hello;; esac)
@end example
+
address@hidden $((@var{expression}))
address@hidden $((@var{expression}))
+Arithmetic expansion is not portable as some shells (most
+notably Solaris 10 @command{/bin/sh}) don't support it.
+
+
+
@item ^
@cindex ^ quoting
Always quote @samp{^}, otherwise traditional shells such as
hooks/post-receive
--
GNU Autoconf source repository
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