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m4: update guile.m4 and add lib-[link|ld|prefix].m4
Fixes #68
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,168 @@ | ||
| # lib-ld.m4 serial 9 | ||
| dnl Copyright (C) 1996-2003, 2009-2020 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. | ||
|
|
||
| dnl Subroutines of libtool.m4, | ||
| dnl with replacements s/_*LT_PATH/AC_LIB_PROG/ and s/lt_/acl_/ to avoid | ||
| dnl collision with libtool.m4. | ||
|
|
||
| dnl From libtool-2.4. Sets the variable with_gnu_ld to yes or no. | ||
| AC_DEFUN([AC_LIB_PROG_LD_GNU], | ||
| [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], [acl_cv_prog_gnu_ld], | ||
| [# I'd rather use --version here, but apparently some GNU lds only accept -v. | ||
| case `$LD -v 2>&1 </dev/null` in | ||
| *GNU* | *'with BFD'*) | ||
| acl_cv_prog_gnu_ld=yes | ||
| ;; | ||
| *) | ||
| acl_cv_prog_gnu_ld=no | ||
| ;; | ||
| esac]) | ||
| with_gnu_ld=$acl_cv_prog_gnu_ld | ||
| ]) | ||
|
|
||
| dnl From libtool-2.4. Sets the variable LD. | ||
| AC_DEFUN([AC_LIB_PROG_LD], | ||
| [AC_REQUIRE([AC_PROG_CC])dnl | ||
| AC_REQUIRE([AC_CANONICAL_HOST])dnl | ||
| AC_ARG_WITH([gnu-ld], | ||
| [AS_HELP_STRING([--with-gnu-ld], | ||
| [assume the C compiler uses GNU ld [default=no]])], | ||
| [test "$withval" = no || with_gnu_ld=yes], | ||
| [with_gnu_ld=no])dnl | ||
| # Prepare PATH_SEPARATOR. | ||
| # The user is always right. | ||
| if test "${PATH_SEPARATOR+set}" != set; then | ||
| # Determine PATH_SEPARATOR by trying to find /bin/sh in a PATH which | ||
| # contains only /bin. Note that ksh looks also at the FPATH variable, | ||
| # so we have to set that as well for the test. | ||
| PATH_SEPARATOR=: | ||
| (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \ | ||
| && { (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \ | ||
| || PATH_SEPARATOR=';' | ||
| } | ||
| fi | ||
| if test -n "$LD"; then | ||
| AC_MSG_CHECKING([for ld]) | ||
| elif test "$GCC" = yes; then | ||
| AC_MSG_CHECKING([for ld used by $CC]) | ||
| elif test "$with_gnu_ld" = yes; then | ||
| AC_MSG_CHECKING([for GNU ld]) | ||
| else | ||
| AC_MSG_CHECKING([for non-GNU ld]) | ||
| fi | ||
| if test -n "$LD"; then | ||
| # Let the user override the test with a path. | ||
| : | ||
| else | ||
| AC_CACHE_VAL([acl_cv_path_LD], | ||
| [ | ||
| acl_cv_path_LD= # Final result of this test | ||
| ac_prog=ld # Program to search in $PATH | ||
| if test "$GCC" = yes; then | ||
| # Check if gcc -print-prog-name=ld gives a path. | ||
| case $host in | ||
| *-*-mingw*) | ||
| # gcc leaves a trailing carriage return which upsets mingw | ||
| acl_output=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;; | ||
| *) | ||
| acl_output=`($CC -print-prog-name=ld) 2>&5` ;; | ||
| esac | ||
| case $acl_output in | ||
| # Accept absolute paths. | ||
| [[\\/]]* | ?:[[\\/]]*) | ||
| re_direlt='/[[^/]][[^/]]*/\.\./' | ||
| # Canonicalize the pathname of ld | ||
| acl_output=`echo "$acl_output" | sed 's%\\\\%/%g'` | ||
| while echo "$acl_output" | grep "$re_direlt" > /dev/null 2>&1; do | ||
| acl_output=`echo $acl_output | sed "s%$re_direlt%/%"` | ||
| done | ||
| # Got the pathname. No search in PATH is needed. | ||
| acl_cv_path_LD="$acl_output" | ||
| ac_prog= | ||
| ;; | ||
| "") | ||
| # If it fails, then pretend we aren't using GCC. | ||
| ;; | ||
| *) | ||
| # If it is relative, then search for the first ld in PATH. | ||
| with_gnu_ld=unknown | ||
| ;; | ||
| esac | ||
| fi | ||
| if test -n "$ac_prog"; then | ||
| # Search for $ac_prog in $PATH. | ||
| acl_save_ifs="$IFS"; IFS=$PATH_SEPARATOR | ||
| for ac_dir in $PATH; do | ||
| IFS="$acl_save_ifs" | ||
| test -z "$ac_dir" && ac_dir=. | ||
| if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then | ||
| acl_cv_path_LD="$ac_dir/$ac_prog" | ||
| # Check to see if the program is GNU ld. I'd rather use --version, | ||
| # but apparently some variants of GNU ld only accept -v. | ||
| # Break only if it was the GNU/non-GNU ld that we prefer. | ||
| case `"$acl_cv_path_LD" -v 2>&1 </dev/null` in | ||
| *GNU* | *'with BFD'*) | ||
| test "$with_gnu_ld" != no && break | ||
| ;; | ||
| *) | ||
| test "$with_gnu_ld" != yes && break | ||
| ;; | ||
| esac | ||
| fi | ||
| done | ||
| IFS="$acl_save_ifs" | ||
| fi | ||
| case $host in | ||
| *-*-aix*) | ||
| AC_COMPILE_IFELSE( | ||
| [AC_LANG_SOURCE( | ||
| [[#if defined __powerpc64__ || defined _ARCH_PPC64 | ||
| int ok; | ||
| #else | ||
| error fail | ||
| #endif | ||
| ]])], | ||
| [# The compiler produces 64-bit code. Add option '-b64' so that the | ||
| # linker groks 64-bit object files. | ||
| case "$acl_cv_path_LD " in | ||
| *" -b64 "*) ;; | ||
| *) acl_cv_path_LD="$acl_cv_path_LD -b64" ;; | ||
| esac | ||
| ], []) | ||
| ;; | ||
| sparc64-*-netbsd*) | ||
| AC_COMPILE_IFELSE( | ||
| [AC_LANG_SOURCE( | ||
| [[#if defined __sparcv9 || defined __arch64__ | ||
| int ok; | ||
| #else | ||
| error fail | ||
| #endif | ||
| ]])], | ||
| [], | ||
| [# The compiler produces 32-bit code. Add option '-m elf32_sparc' | ||
| # so that the linker groks 32-bit object files. | ||
| case "$acl_cv_path_LD " in | ||
| *" -m elf32_sparc "*) ;; | ||
| *) acl_cv_path_LD="$acl_cv_path_LD -m elf32_sparc" ;; | ||
| esac | ||
| ]) | ||
| ;; | ||
| esac | ||
| ]) | ||
| LD="$acl_cv_path_LD" | ||
| fi | ||
| if test -n "$LD"; then | ||
| AC_MSG_RESULT([$LD]) | ||
| else | ||
| AC_MSG_RESULT([no]) | ||
| AC_MSG_ERROR([no acceptable ld found in \$PATH]) | ||
| fi | ||
| AC_LIB_PROG_LD_GNU | ||
| ]) |
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