mirror of
git://sourceware.org/git/newlib-cygwin.git
synced 2025-01-24 07:57:22 +08:00
dcb25665be
This was added decades ago, but the commit message lacks any explanation, and it was unused when it was merged. It's still unused today. So punt it all.
198 lines
6.3 KiB
Plaintext
198 lines
6.3 KiB
Plaintext
dnl This is the newlib/libc configure.in file.
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dnl Process this file with autoconf to produce a configure script.
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AC_INIT([newlib],[NEWLIB_VERSION])
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AC_CONFIG_SRCDIR([sys.tex])
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dnl Can't be done in NEWLIB_CONFIGURE because that confuses automake.
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AC_CONFIG_AUX_DIR(../..)
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dnl Support --enable-newlib-io-pos-args used by libc/stdio
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AC_ARG_ENABLE(newlib-io-pos-args,
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[ --enable-newlib-io-pos-args enable printf-family positional arg support],
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[case "${enableval}" in
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yes) newlib_io_pos_args=yes ;;
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no) newlib_io_pos_args=no ;;
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*) AC_MSG_ERROR(bad value ${enableval} for newlib-io-pos-args option) ;;
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esac], [newlib_io_pos_args=no])dnl
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dnl Support --enable-newlib-nano-malloc used by libc/stdlib
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AC_ARG_ENABLE(newlib_nano_malloc,
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[ --enable-newlib-nano-malloc Use small-footprint nano-malloc implementation],
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[case "${enableval}" in
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yes) newlib_nano_malloc=yes ;;
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no) newlib_nano_malloc=no ;;
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*) AC_MSG_ERROR(bad value ${enableval} for newlib-nano-malloc) ;;
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esac],[newlib_nano_malloc=])
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dnl Support --enable-newlib-nano-formatted-io used by libc/stdio
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AC_ARG_ENABLE(newlib_nano_formatted_io,
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[ --enable-newlib-nano-formatted-io Use small-footprint nano-formatted-IO implementation],
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[case "${enableval}" in
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yes) newlib_nano_formatted_io=yes ;;
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no) newlib_nano_formatted_io=no ;;
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*) AC_MSG_ERROR(bad value ${enableval} for newlib-nano-formatted-io) ;;
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esac],[newlib_nano_formatted_io=no])
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AM_CONDITIONAL(NEWLIB_NANO_FORMATTED_IO, test x$newlib_nano_formatted_io = xyes)
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dnl Support --enable-retargetable-locking used by libc/sys
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AC_ARG_ENABLE(newlib-retargetable-locking,
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[ --enable-newlib-retargetable-locking Allow locking routines to be retargeted at link time],
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[case "${enableval}" in
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yes) newlib_retargetable_locking=yes ;;
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no) newlib_retargetable_lock=no ;;
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*) AC_MSG_ERROR(bad value ${enableval} for newlib-retargetable-locking) ;;
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esac],[newlib_retargetable_locking=no])
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AM_CONDITIONAL(NEWLIB_RETARGETABLE_LOCKING, test x$newlib_retargetable_locking = xyes)
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NEWLIB_CONFIGURE(..)
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AM_CONDITIONAL(NEWLIB_NANO_MALLOC, test x$newlib_nano_malloc = xyes)
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dnl We have to enable libtool after NEWLIB_CONFIGURE because if we try and
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dnl add it into NEWLIB_CONFIGURE, executable tests are made before the first
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dnl line of the macro which fail because appropriate LDFLAGS are not set.
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_LT_DECL_SED
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_LT_PROG_ECHO_BACKSLASH
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if test "${use_libtool}" = "yes"; then
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LT_INIT([win32-dll])
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fi
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AC_CONFIG_SUBDIRS(machine sys)
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CRT0=
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if test "x${have_crt0}" = "xyes"; then
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CRT0=crt0.o
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fi
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AC_SUBST(CRT0)
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dnl For each directory which we may or may not want, we define a name
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dnl for the library and an automake conditional for whether we should
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dnl build the library.
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LIBC_SIGNAL_LIB=
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LIBC_SIGNAL_DEF=
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if test -n "${signal_dir}"; then
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if test "${use_libtool}" = "yes"; then
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LIBC_SIGNAL_LIB=${signal_dir}/lib${signal_dir}.${aext}
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else
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LIBC_SIGNAL_LIB=${signal_dir}/lib.${aext}
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fi
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LIBC_SIGNAL_DEF=${signal_dir}/stmp-def
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fi
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AC_SUBST(LIBC_SIGNAL_LIB)
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AC_SUBST(LIBC_SIGNAL_DEF)
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AM_CONDITIONAL(HAVE_SIGNAL_DIR, test x${signal_dir} != x)
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LIBC_STDIO_LIB=
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LIBC_STDIO_DEF=
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if test -n "${stdio_dir}"; then
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if test "${use_libtool}" = "yes"; then
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LIBC_STDIO_LIB=${stdio_dir}/lib${stdio_dir}.${aext}
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else
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LIBC_STDIO_LIB=${stdio_dir}/lib.${aext}
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fi
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LIBC_STDIO_DEF=${stdio_dir}/stmp-def
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fi
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AC_SUBST(LIBC_STDIO_LIB)
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AC_SUBST(LIBC_STDIO_DEF)
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AM_CONDITIONAL(HAVE_STDIO_DIR, test x${stdio_dir} != x)
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LIBC_STDIO64_LIB=
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LIBC_STDIO64_DEF=
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if test -n "${stdio64_dir}"; then
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if test "${use_libtool}" = "yes"; then
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LIBC_STDIO64_LIB=${stdio64_dir}/lib${stdio64_dir}.${aext}
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else
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LIBC_STDIO64_LIB=${stdio64_dir}/lib.${aext}
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fi
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LIBC_STDIO64_DEF=${stdio64_dir}/stmp-def
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fi
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AC_SUBST(LIBC_STDIO64_LIB)
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AC_SUBST(LIBC_STDIO64_DEF)
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AM_CONDITIONAL(HAVE_STDIO64_DIR, test x${stdio64_dir} != x)
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LIBC_POSIX_LIB=
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LIBC_POSIX_DEF=
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if test -n "${posix_dir}"; then
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if test "${use_libtool}" = "yes"; then
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LIBC_POSIX_LIB=${posix_dir}/lib${posix_dir}.${aext}
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else
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LIBC_POSIX_LIB=${posix_dir}/lib.${aext}
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fi
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LIBC_POSIX_DEF=${posix_dir}/stmp-def
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fi
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AC_SUBST(LIBC_POSIX_LIB)
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AC_SUBST(LIBC_POSIX_DEF)
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AM_CONDITIONAL(HAVE_POSIX_DIR, test x${posix_dir} != x)
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LIBC_XDR_LIB=
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LIBC_XDR_DEF=
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if test -n "${xdr_dir}"; then
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if test "${use_libtool}" = "yes"; then
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LIBC_XDR_LIB=${xdr_dir}/lib${xdr_dir}.${aext}
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else
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LIBC_XDR_LIB=${xdr_dir}/lib.${aext}
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fi
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LIBC_XDR_DEF=${xdr_dir}/stmp-def
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fi
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AC_SUBST(LIBC_XDR_LIB)
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AC_SUBST(LIBC_XDR_DEF)
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AM_CONDITIONAL(HAVE_XDR_DIR, test x${xdr_dir} != x)
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LIBC_SYSCALL_LIB=
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if test -n "${syscall_dir}"; then
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if test "${use_libtool}" = "yes"; then
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LIBC_SYSCALL_LIB=${syscall_dir}/lib${syscall_dir}.${aext}
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else
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LIBC_SYSCALL_LIB=${syscall_dir}/lib.${aext}
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fi
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fi
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AC_SUBST(LIBC_SYSCALL_LIB)
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AM_CONDITIONAL(HAVE_SYSCALL_DIR, test x${syscall_dir} != x)
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LIBC_UNIX_LIB=
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if test -n "${unix_dir}"; then
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if test "${use_libtool}" = "yes"; then
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LIBC_UNIX_LIB=${unix_dir}/lib${unix_dir}.${aext}
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else
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LIBC_UNIX_LIB=${unix_dir}/lib.${aext}
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fi
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fi
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AC_SUBST(LIBC_UNIX_LIB)
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AM_CONDITIONAL(HAVE_UNIX_DIR, test x${unix_dir} != x)
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dnl We always recur into sys and machine, and let them decide what to
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dnl do. However, we do need to know whether they will produce a library.
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LIBC_SYS_LIB=
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if test -n "${sys_dir}"; then
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if test "${use_libtool}" = "yes"; then
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LIBC_SYS_LIB=sys/${sys_dir}/lib${sys_dir}.${aext}
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else
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LIBC_SYS_LIB=sys/lib.${aext}
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fi
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fi
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AC_SUBST(LIBC_SYS_LIB)
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AC_SUBST(sys_dir)
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AC_TYPE_LONG_DOUBLE
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AM_CONDITIONAL(HAVE_LONG_DOUBLE, test x"$ac_cv_type_long_double" = x"yes")
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dnl iconv library will be compiled if --enable-newlib-iconv option is enabled
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AM_CONDITIONAL(ENABLE_NEWLIB_ICONV, test x${newlib_iconv} != x)
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if test -n "${machine_dir}"; then
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if test "${use_libtool}" = "yes"; then
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LIBC_MACHINE_LIB=machine/${machine_dir}/lib${machine_dir}.${aext}
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else
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LIBC_MACHINE_LIB=machine/lib.${aext}
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fi
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fi
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AC_SUBST(LIBC_MACHINE_LIB)
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AC_SUBST(machine_dir)
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AC_SUBST(shared_machine_dir)
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AC_CONFIG_FILES([Makefile argz/Makefile ctype/Makefile errno/Makefile locale/Makefile misc/Makefile reent/Makefile search/Makefile stdio/Makefile stdio64/Makefile stdlib/Makefile string/Makefile time/Makefile posix/Makefile signal/Makefile syscalls/Makefile unix/Makefile iconv/Makefile iconv/ces/Makefile iconv/ccs/Makefile iconv/ccs/binary/Makefile iconv/lib/Makefile ssp/Makefile xdr/Makefile])
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AC_OUTPUT
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