-# lib-link.m4 serial 31
-dnl Copyright (C) 2001-2020 Free Software Foundation, Inc.
+# lib-link.m4 serial 33
+dnl Copyright (C) 2001-2023 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
eval additional_libdir3=\"$exec_prefix/$acl_libdirstem3\"
])
AC_ARG_WITH(PACK[-prefix],
-[[ --with-]]PACK[[-prefix[=DIR] search for ]PACKLIBS[ in DIR/include and DIR/lib
- --without-]]PACK[[-prefix don't search for ]PACKLIBS[ in includedir and libdir]],
+[[ --with-]]PACK[[-prefix[=DIR] search for ]]PACKLIBS[[ in DIR/include and DIR/lib
+ --without-]]PACK[[-prefix don't search for ]]PACKLIBS[[ in includedir and libdir]],
[
if test "X$withval" = "Xno"; then
use_additional=no
additional_libdir3=
fi
dnl Search the library and its dependencies in $additional_libdir and
- dnl $LDFLAGS. Using breadth-first-seach.
+ dnl $LDFLAGS. Use breadth-first search.
LIB[]NAME=
LTLIB[]NAME=
INC[]NAME=
;;
-l*)
dnl Handle this in the next round.
- names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'`
+ dnl But on GNU systems, ignore -lc options, because
+ dnl - linking with libc is the default anyway,
+ dnl - linking with libc.a may produce an error
+ dnl "/usr/bin/ld: dynamic STT_GNU_IFUNC symbol `strcmp' with pointer equality in `/usr/lib/libc.a(strcmp.o)' can not be used when making an executable; recompile with -fPIE and relink with -pie"
+ dnl or may produce an executable that always crashes, see
+ dnl <https://lists.gnu.org/archive/html/grep-devel/2020-09/msg00052.html>.
+ dep=`echo "X$dep" | sed -e 's/^X-l//'`
+ if test "X$dep" != Xc \
+ || case $host_os in
+ linux* | gnu* | k*bsd*-gnu) false ;;
+ *) true ;;
+ esac; then
+ names_next_round="$names_next_round $dep"
+ fi
;;
*.la)
dnl Handle this in the next round. Throw away the .la's