From 9f0eb538f970d6fb5755ec03d8368a491bf0e418 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Thu, 13 Apr 2017 15:39:25 +0200
Subject: reduce Bashism

---
 examples/paste | 7 ++++---
 htgen          | 7 +++----
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/examples/paste b/examples/paste
index 79d48aa..17f34e9 100644
--- a/examples/paste
+++ b/examples/paste
@@ -12,7 +12,7 @@ find_item() {
 
 case "$Method $Request_URI" in
   "GET /"[0-9a-z]*)
-      if item=$(find_item ${Request_URI:1}); then
+      if item=$(find_item ${Request_URI#/}); then
         printf 'HTTP/1.1 200 OK\r\n'
         printf 'Content-Type: %s\r\n' "$(file -ib $item)"
         printf 'Server: %s\r\n' "$Server"
@@ -43,8 +43,9 @@ case "$Method $Request_URI" in
       cp -v $content $item >&2
     fi
 
-    if item=$(find_item ${base32:0:7}); then
-      ref=$(echo "$ref"; echo "http://$req_host/${base32:0:7}")
+    base32short=$(echo $base32 | cut -b-7)
+    if item=$(find_item $base32short); then
+      ref=$(echo "$ref"; echo "http://$req_host/$base32short")
     fi
 
     printf 'HTTP/1.1 200 OK\r\n'
diff --git a/htgen b/htgen
index 5ea88fb..562f092 100755
--- a/htgen
+++ b/htgen
@@ -34,7 +34,7 @@ EOF
 
 ## date. {{{
 date=$(date '+%Y-%m-%d %H:%M:%S')
-cat>&2<<EOF
+cat 1>&2 <<EOF
 
 # ${TCPREMOTEHOST-}[$TCPREMOTEIP]:$TCPREMOTEPORT connected at $date over $PROTO
 EOF
@@ -59,7 +59,7 @@ eval "$(echo "$Request_Line" | sed -rn '
 # EOF
 
 ## debug
-cat>&2<<EOF
+cat 1>&2 <<EOF
 $Method $Request_URI HTTP/$HTTP_Version
 EOF
 ## }}}
@@ -76,8 +76,7 @@ while read -r line; do
       ;;
     [A-Za-z][0-9A-Za-z-]*:*)
       k=${line%%:*}
-      k=${k//-/_}
-      k=${k,,}
+      k=$(echo "$k" | tr [:upper:]- [:lower:]_)
       k=req_$k
       v=${line#*:}
       v=${v## }
-- 
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