From 7bc6829e383cf5763b854846e1b7644d052e7977 Mon Sep 17 00:00:00 2001
From: "Yann E. MORIN\"" <yann.morin.1998@anciens.enib.fr>
Date: Mon, 11 May 2009 20:44:47 +0000
Subject: configure: - as per:
 http://www.opengroup.org/onlinepubs/009695399/utilities/echo.html   section
 "application Usage", change all occurences of:     echo "..."   with:    
 printf "...\n"

 -------- diffstat follows --------
 /trunk/configure |   46    22    24     0 ++++++++++++++++++++++------------------------
 1 file changed, 22 insertions(+), 24 deletions(-)

diff --git a/configure b/configure
index bd6a806..eaa3e17 100755
--- a/configure
+++ b/configure
@@ -18,7 +18,7 @@ do_quit=
 
 # Simply print the error message, and exit. Obvious, he?
 do_error() {
-    echo "${myname}: ${@}"
+    printf "${myname}: ${@}\n"
     exit 1
 }
 
@@ -29,11 +29,11 @@ do_error() {
 get_optval(){
     case "$1" in
         --*=?*)
-            echo "${1#*=}"
+            printf "${1#*=}"
             return 0
             ;;
         *)
-            echo "${2}"
+            printf "${2}"
             return 1
             ;;
     esac
@@ -100,7 +100,6 @@ has_or_abort() {
     local val
     local item
     local where
-    local version
     local status
 
     for item in "${@}"; do
@@ -128,8 +127,7 @@ has_or_abort() {
                     printf "no\n"
                     continue
                 elif [ -n "${ver}" ]; then
-                    version=$( ${where} --version 2>&1 )
-                    str=$( echo "${version}" |grep -E "${ver}" |head -n 1 )
+                    str=$( "${where}" --version 2>&1 |grep -E "${ver}" |head -n 1 )
                     if [ -z "${str}" ]; then
                         printf "no\n"
                         unset where
@@ -243,7 +241,7 @@ while [ $# -ne 0 ]; do
         --with-*)   set_tool   "$1" "$2" && shift || shift 2;;
         --force)    FORCE=1; shift;;
         --help|-h)  do_help; exit 0;;
-        *)          echo "Unrecognised option: '${1}'"; do_help; exit 1;;
+        *)          printf "Unrecognised option: '${1}'\n"; do_help; exit 1;;
     esac
 done
 
@@ -265,54 +263,54 @@ fi
 # We check for grep and sed manually, because they are used in has_or_abort
 printf "Checking for 'grep'... "
 if [ -n "${grep}" ]; then
-    echo "${grep} (cached)"
+    printf "${grep} (cached)\n"
 else
     grep="$( which grep 2>/dev/null )"
     if [ -z "${grep}" ]; then
-        echo "not found"
+        printf "not found\n"
     else
-        echo "${grep}"
+        printf "${grep}\n"
         printf "Checking whether '${grep}' supports -E... "
         if echo 'foo' |"${grep}" -E 'foo' >/dev/null 2>&1; then
-            echo "yes"
+            printf "yes\n"
         else
-            echo "no"
+            printf "no\n"
             grep=
         fi
     fi
 fi
 if [ -z "${grep}" ]; then
-    echo "Either you are missing entirely the needed tool,"
-    echo "or the version you have is too old."
-    echo "You can give the path to this tool using: --with-grep=PATH"
+    printf "Either you are missing entirely the needed tool,\n"
+    printf "or the version you have is too old.\n"
+    printf "You can give the path to this tool using: --with-grep=PATH\n"
     do_error "Bailing out..."
 fi
 add_to_var_list grep
 
 printf "Checking for 'sed'... "
 if [ -n "${sed}" ]; then
-    echo "${sed} (cached)"
+    printf "${sed} (cached)\n"
 else
     sed="$( which sed 2>/dev/null )"
     if [ -z "${sed}" ]; then
-        echo "not found"
+        printf "not found\n"
     else
-        echo "${sed}"
+        printf "${sed}\n"
         printf "Checking whether '${sed}' supports -i and -e... "
         touch .ct-ng.sed.test
         if "${sed}" -r -i -e 's/foo/bar/' .ct-ng.sed.test >/dev/null 2>&1; then
-            echo "yes"
+            printf "yes\n"
         else
-            echo "no"
+            printf "no\n"
             sed=
         fi
         rm -f .ct-ng.sed.test
     fi
 fi
 if [ -z "${sed}" ]; then
-    echo "Either you are missing entirely the needed tool,"
-    echo "or the version you have is too old."
-    echo "You can give the path to this tool using: --with-sed=PATH"
+    printf "Either you are missing entirely the needed tool,\n"
+    printf "or the version you have is too old.\n"
+    printf "You can give the path to this tool using: --with-sed=PATH\n"
     do_error "Bailing out..."
 fi
 add_to_var_list sed
@@ -386,7 +384,7 @@ case "${VERSION}" in
         esac
         # Arrange to have no / in the directory name, no need to create an
         # arbitrarily deep directory structure
-        VERSION="$( echo "${VERSION}" |"${sed}" -r -e 's|/+|_|g;' )"
+        VERSION="$( printf "${VERSION}\n" |"${sed}" -r -e 's|/+|_|g;' )"
         ;;
 esac
 echo "${VERSION}"
-- 
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