src/makealias

   1 #!/bin/sh
   2 SRCDIR=$1
   3 shift
   4 HEAD=fcalias.h
   5 TAIL=fcaliastail.h
   6 rm -f $HEAD $TAIL
   7 echo "#if HAVE_GNUC_ATTRIBUTE" >> $TAIL
   8 cat "$@" | grep '^Fc[^ ]* *(' | sed -e 's/ *(.*$//' |
   9 while read name; do
  10         case $name in
  11         FcCacheDir|FcCacheSubdir)
  12                 ;;
  13         *)
  14                 alias="IA__$name"
  15                 hattr='__attribute((visibility("hidden")))'
  16                 echo "extern __typeof ($name) $alias $hattr;" >> $HEAD
  17                 echo "#define $name $alias" >> $HEAD
  18                 grep -l '^'$name'[ (]' "$SRCDIR"/*.c | head -1 | sed -e 's/^.*\/\([^.]*\)\.c/#ifdef __\1__/' >> $TAIL
  19                 echo "#undef $name" >> $TAIL
  20                 cattr='__attribute((alias("'$alias'"), visibility("default")))'
  21                 echo "extern __typeof ($name) $name $cattr;" >> $TAIL
  22                 echo "#endif" >> $TAIL
  23                 ;;
  24         esac
  25 done
  26 echo "#endif" >> $TAIL