tools/checkdecl.sh

   1 #!/bin/sh
   2
   3 #
   4 # This script checkd for #ifdef HAVE_DECL_SYMBOL in code.
   5 #
   6 # Autoconf docs:
   7 #
   8 # Unlike the other autoconf ‘AC_CHECK_*S’ macros, when a symbol is not
   9 # declared, HAVE_DECL_symbol is defined to ‘0’ instead of leaving
  10 # HAVE_DECL_symbol undeclared. When you are sure that the check was performed,
  11 # use HAVE_DECL_symbol in #if.
  12 #
  13
  14 if [ ! -f ./configure ]; then
  15         echo "Not found configure script"
  16         exit 1
  17 fi
  18
  19 for decl in $(awk '/HAVE_DECL_.*ac_have_decl/ { print $2 }' configure); do
  20         git grep -nE '[[:blank:]]*#[[:blank:]]*if(ndef|def)[[:blank:]]*'$decl;
  21 done | sort -u