bin/get_config_variables

   1 #!/bin/sh
   2 #set -x
   3
   4 glv_var="$1"
   5 glv_config="config_host.mk"
   6
   7 if [ "$glv_var" = "--build" ] ; then
   8     glv_config="config_build.mk"
   9     shift
  10 elif [ "$glv_var" = "--host" ] ; then
  11     shift
  12 fi
  13
  14 # full path, in case we export a "wrong" PATH
  15 test -n "$GREP" && glv_grep="$GREP" || glv_grep=$(command -v grep)
  16 test -n "$SED" && glv_sed="$SED" || glv_sed=$(command -v sed)
  17
  18 while [ -n "$1" ] ; do
  19     glv_var="$1"
  20     shift
  21     glv_value=$("${glv_grep}" "^ *export ${glv_var}=" ${glv_config} | "${glv_sed}" -e 's/[^=]*=//')
  22     export ${glv_var}="${glv_value}"
  23 done
  24
  25 unset glv_var
  26 unset glv_value
  27 unset glv_config
  28 unset glv_sed
  29 unset glv_grep