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dnl Copyright (C) 2013 Cedric Bail <cedric dot bail at samsung dot com>
dnl That code is public domain and can be freely used or copied
dnl Macro that check if -pie -rdynamic can be given to ld
dnl Usage: ELM_QUICKLAUNCH
dnl add -pie -rdynamic to LDFLAGS and -fpie to CFLAGS
AC_DEFUN([ELM_QUICKLAUNCH],
[
AC_MSG_CHECKING([If the compiler as what it takes to do quicklaunch (-pie -rdynamic)])
old_LDFLAGS="$LDFLAGS"
old_CFLAGS="$CFLAGS"
LDFLAGS="$LDFLAGS -pie -rdynamic"
CFLAGS="$CFLAGS -fpie"
AC_LINK_IFELSE([AC_LANG_SOURCE([int main(){}])],
[AC_MSG_RESULT([yes])],
[LDFLAGS="$old_LDFLAGS"
CFLAGS="$old_CFLAGS"
AC_MSG_RESULT([no])
])
])
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