help/help_create.sh

   1 #!/bin/sh
   2 # Create the messages header file from the master source file or a translation.
   3 # Missing messages are filled in from the master message file and, if
   4 # requested, character set conversion is performed.
   5
   6 MASTER=help/help_mp-en.h
   7 TARGET=help_mp.h
   8
   9 TRANSLATION=$1
  10 CHARSET=$2
  11
  12 missing_messages(){
  13 curr=""
  14
  15 while read -r line; do
  16         if echo "$line" | grep -q '^#define' ; then
  17                 curr=`printf "%s\n" "$line" | cut -d ' ' -f 2`
  18                 if grep -q "^#define $curr[      ]" "$TRANSLATION" ; then
  19                         curr=""
  20                 fi
  21         else
  22                 if [ -z "$line" ]; then
  23                         curr=""
  24                 fi
  25         fi
  26
  27         if [ -n "$curr" ]; then
  28                 printf "%s\n" "$line"
  29         fi
  30 done
  31 }
  32
  33 cat <<EOF > "$TARGET"
  34 /* WARNING! This is a generated file, do NOT edit.
  35  * See the help/ subdirectory for the editable files. */
  36
  37 #ifndef MPLAYER_HELP_MP_H
  38 #define MPLAYER_HELP_MP_H
  39
  40 EOF
  41
  42 cat "$TRANSLATION" >> "$TARGET"
  43
  44 cat <<EOF >> "$TARGET"
  45
  46 /* untranslated messages from the English master file */
  47
  48 EOF
  49
  50 if test "$MASTER" != "$TRANSLATION" ; then
  51     missing_messages < "$MASTER" >> "$TARGET"
  52 fi
  53
  54 cat <<EOF >> "$TARGET"
  55
  56 #endif /* MPLAYER_HELP_MP_H */
  57 EOF
  58
  59 if test $CHARSET != UTF-8 ; then
  60     iconv -f UTF-8 -t "$CHARSET" "$TARGET" > "${TARGET}.tmp"
  61     mv "${TARGET}.tmp" "$TARGET"
  62 fi