useless-if-before-free: fix typo in --help and make the internal,

[gnulib.git] / build-aux / useless-if-before-free

diff --git a/build-aux/useless-if-before-free b/build-aux/useless-if-before-free
index 01a6d3d..a6c228b 100755 (executable)
--- a/build-aux/useless-if-before-free
+++ b/build-aux/useless-if-before-free
@@ -2,11 +2,9 @@ eval '(exit $?0)' && eval 'exec perl -wST "$0" ${1+"$@"}'
   & eval 'exec perl -wST "$0" $argv:q'
     if 0;
 # Detect instances of "if (p) free (p);".
-# Likewise for "if (p != NULL) free (p);".  And with braces.
-# Also detect "if (NULL != p) free (p);".
-# And with 0 in place of NULL.
+# Likewise "if (p != 0)", "if (0 != p)", or with NULL; and with braces.
 
-my $VERSION = '2009-04-16 15:57'; # UTC
+my $VERSION = '2011-01-09 01:39'; # UTC
 # The definition above must lie within the first 8 lines in order
 # for the Emacs time-stamp write hook (at end) to update it.
 # If you change this file with Emacs, please let the write hook
@@ -63,7 +61,7 @@ detect free-like functions named FOO and BAR.
 
 OPTIONS:
 
-   --list       print only the name of each matching FILE (\0-terminated)
+   --list       print only the name of each matching FILE (\\0-terminated)
    --name=N     add name N to the list of \`free\'-like functions to detect;
                   may be repeated