FYI: texi2dvi --help

[Akim Demaille]

Index: ChangeLog
from  Akim Demaille  <address@hidden>

        texi2dvi: avoid "\n" in echos to please Bash 3.2.
        It is virtually impossible to find a safe means to use
        echo with \n in it.  So use cat and here docs.
        * bin/texi2dvi ($usage): Remove, replaced by...
        (usage): this function.

Index: util/texi2dvi
===================================================================
RCS file: /cvsroot/texinfo/texinfo/util/texi2dvi,v
retrieving revision 1.125
diff -u -u -r1.125 texi2dvi
--- util/texi2dvi 16 Jun 2008 10:19:51 -0000 1.125
+++ util/texi2dvi 16 Jun 2008 10:23:35 -0000
@@ -47,7 +47,10 @@
 build_mode=${TEXI2DVI_BUILD_MODE:-local}
 build_dir=${TEXI2DVI_BUILD_DIRECTORY:-.}
 
-usage="Usage: $program [OPTION]... FILE...
+usage ()
+{
+  cat <<EOF
+Usage: $program [OPTION]... FILE...
 
 Run each Texinfo or (La)TeX FILE through TeX in turn until all
 cross-references are resolved, building all indices.  The directory
@@ -137,7 +140,10 @@
 
 Email bug reports to <address@hidden>,
 general questions and discussion to <address@hidden>.
-Texinfo home page: http://www.gnu.org/software/texinfo/";
+Texinfo home page: http://www.gnu.org/software/texinfo/
+EOF
+  exit 0
+}
 
 # Initialize variables for option overriding and otherwise.
 # Don't use `unset' since old bourne shells don't have this command.
@@ -1471,7 +1477,7 @@
         --dvi)   out_lang=dvi;;
         --dvipdf)   out_lang=dvipdf;;
     -e | -E | --expand) expand=t;;
-    -h | --help) echo "$usage"; exit 0;;
+    -h | --help) usage;;
         --html) out_lang=html;;
     -I)   shift; list_concat_dirs includes "$1";;
     --info) out_lang=info;;