[SCM] GNU Autoconf source repository branch, master, updated. v2.65-71-gf91e8db

[Eric Blake]

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- Log -----------------------------------------------------------------
commit f91e8dbe6dbd11d68e18ae664c2c7399fc34e8a4
Author: Eric Blake <address@hidden>
Date:   Thu May 20 15:07:03 2010 -0600

    Mention another line-counting alternative.
    
    GCS lists sed but not wc as a portable app for Makefile.
    
    * doc/autoconf.texi (Limitations of Usual Tools) <grep>: Mention
    how to use sed to count lines.
    Suggested by Paolo Bonzini.
    
    Signed-off-by: Eric Blake <address@hidden>

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog         |    7 +++++++
 doc/autoconf.texi |    4 ++--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index fd7d068..f9b7d04 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2010-05-20  Eric Blake  <address@hidden>
+
+       Mention another line-counting alternative.
+       * doc/autoconf.texi (Limitations of Usual Tools) <grep>: Mention
+       how to use sed to count lines.
+       Suggested by Paolo Bonzini.
+
 2010-05-12  Eric Blake  <address@hidden>
 
        Document the grep workaround.
diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index ff62eac..cbdb56b 100644
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -17830,8 +17830,8 @@ doesn't exist) of @code{grep} to @file{/dev/null}.  
Check the exit
 status of @code{grep} to determine whether it found a match.
 
 The QNX4 implementation fails to count lines with @code{grep -c '$'},
-but works with @code{grep -c '^'}.  Another alternative for counting
-lines is to use @code{wc -l}.
+but works with @code{grep -c '^'}.  Other alternatives for counting
+lines are to use @code{sed -n '$='} or @code{wc -l}.
 
 Some traditional @command{grep} implementations do not work on long
 input lines.  On AIX the default @code{grep} silently truncates long


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