styling of lists

[clickslide] / clickslide.sh

diff --git a/clickslide.sh b/clickslide.sh
index 291130a35ba128217c205033a571cae8cb58a6e1..750b6b0c05380c918ab8426f61cc6ae21ea46956 100755 (executable)
--- a/clickslide.sh
+++ b/clickslide.sh
@@ -4,23 +4,28 @@ prev='' next='' idoff=0
 depth=0 ucdepth=-1
 
 _base64() {
-  { uuencode -m - <"$1" \
+  # busybox does not ship base64, only uuencode. Other platforms might need base64 instead
+  if which uuencode >/dev/null; then
+    uuencode -m - <"$1" \
     | sed '1d; :X;$!{N;bX;}; s;\n;;g; s;=\+;;g;'
-  } || {
+  elif which busybox >/dev/null; then
+    busybox uuencode -m - <"$1" \
+    | sed '1d; :X;$!{N;bX;}; s;\n;;g; s;=\+;;g;'
+  else
     base64 <"$1" \
     | sed ':X;$!{N;bX;}; s;\n;;g; s;=\+;;g;'
-  }
+  fi
 }
 
 { "${0%/*}"/cgilite/html-sh.sed || cat; } \
 | {
-  line="$(line)"
+  read -r line
   while :; do 
     tag="${tag}${line%%>*}"
   
     if [ "$line" = "${line%%>*}" ]; then
       # $line did not contain ">" and thus was added to $tag entirely
-      if ! line="$(line)"; then
+      if ! read -r line; then
         printf %s\\n "$tag"
         break
       fi