1dnl GP_CHECK_LDFLAG(FLAG, [ACTION-IF-TRUE], [ACTION-IF-FALSE]) 2dnl Checks whether the linker understands FLAG 3AC_DEFUN([GP_CHECK_LDFLAG], 4[ 5 gp_check_ldflag_LDFLAGS="$LDFLAGS" 6 LDFLAGS="$1" 7 AC_MSG_CHECKING([whether the linker understands $LDFLAGS]) 8 AC_LANG_PUSH(C) 9 AC_LINK_IFELSE([AC_LANG_SOURCE([int main(void) {return 0;}])], 10 [AC_MSG_RESULT([yes]) 11 $2], 12 [AC_MSG_RESULT([no]) 13 $3]) 14 AC_LANG_POP(C) 15 LDFLAGS="$gp_check_ldflag_LDFLAGS" 16]) 17 18dnl GP_CHECK_LDFLAGS 19dnl Checks for default Geany-Plugins LDFLAGS and defines GP_LDFLAGS 20AC_DEFUN([GP_CHECK_LDFLAGS], 21[ 22 AC_ARG_ENABLE([extra-ld-flags], 23 AS_HELP_STRING([--disable-extra-ld-flags], 24 [Disable extra linker flags]), 25 [enable_extra_ld_flags=$enableval], 26 [enable_extra_ld_flags=yes]) 27 28 GP_LDFLAGS= 29 AS_IF([test "x$enable_extra_ld_flags" != xno], 30 [ 31 enable_extra_ld_flags=yes 32 for flag in -Wl,-z,defs # do not allow undefined symbols in object files 33 do 34 GP_CHECK_LDFLAG([$flag], [GP_LDFLAGS="${GP_LDFLAGS} $flag"]) 35 done 36 ]) 37 AC_SUBST([GP_LDFLAGS]) 38 GP_STATUS_BUILD_FEATURE_ADD([Extra linker options], 39 [$enable_extra_c_warnings]) 40]) 41