1 dnl Process this with autoconf to create configure
2 AC_INIT(fficonfig.h.in)
3 AM_CONFIG_HEADER(fficonfig.h)
5 dnl Default to --enable-multilib
6 AC_ARG_ENABLE(multilib,
7 [ --enable-multilib build many library versions (default)],
8 [case "${enableval}" in
11 *) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
12 esac], [multilib=yes])dnl
14 dnl We may get other options which we don't document:
15 dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
17 if test "${srcdir}" = "."; then
18 if test "${with_target_subdir}" != "."; then
19 libffi_basedir="${srcdir}/${with_multisrctop}.."
21 libffi_basedir="${srcdir}/${with_multisrctop}"
24 libffi_basedir="${srcdir}"
26 AC_SUBST(libffi_basedir)
32 AM_INIT_AUTOMAKE(libffi,2.00-beta,no-define)
42 mips-sgi-irix5.* | mips-sgi-irix6.*) TARGET=MIPS; TARGETDIR=mips;;
43 i*86-*-linux*) TARGET=X86; TARGETDIR=x86;;
44 i*86-*-solaris*) TARGET=X86; TARGETDIR=x86;;
45 i*86-*-beos*) TARGET=X86; TARGETDIR=x86;;
46 i*86-*-freebsd*) TARGET=X86; TARGETDIR=x86;;
47 i*86-*-netbsdelf*) TARGET=X86; TARGETDIR=x86;;
48 i*86-*-win32*) TARGET=X86_WIN32; TARGETDIR=x86;;
49 i*86-*-cygwin*) TARGET=X86_WIN32; TARGETDIR=x86;;
50 i*86-*-mingw*) TARGET=X86_WIN32; TARGETDIR=x86;;
51 sparc-sun-4*) TARGET=SPARC; TARGETDIR=sparc;;
52 sparc*-sun-*) TARGET=SPARC; TARGETDIR=sparc;;
53 sparc-*-linux*) TARGET=SPARC; TARGETDIR=sparc;;
54 sparc64-*-linux*) TARGET=SPARC; TARGETDIR=sparc;;
55 alpha*-*-linux* | alpha*-*-osf* | alpha*-*-freebsd* | alpha*-*-netbsd*) TARGET=ALPHA; TARGETDIR=alpha;;
56 ia64*-*-*) TARGET=IA64; TARGETDIR=ia64;;
57 m68k-*-linux*) TARGET=M68K; TARGETDIR=m68k;;
58 powerpc-*-linux* | powerpc-*-sysv*) TARGET=POWERPC; TARGETDIR=powerpc;;
59 powerpc-*-beos*) TARGET=POWERPC; TARGETDIR=powerpc;;
60 powerpc-*-darwin*) TARGET=POWERPC_DARWIN; TARGETDIR=powerpc;;
61 powerpc-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;;
62 rs6000-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;;
63 arm*-*-linux-*) TARGET=ARM; TARGETDIR=arm;;
64 s390-*-linux-*) TARGET=S390; TARGETDIR=s390;;
67 if test $TARGETDIR = unknown; then
68 AC_ERROR("libffi has not been ported to $host.")
71 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
72 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
73 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
74 AM_CONDITIONAL(X86, test x$TARGET = xX86)
75 AM_CONDITIONAL(X86_WIN32, test x$TARGET = xX86_WIN32)
76 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
77 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
78 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
79 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
80 AM_CONDITIONAL(POWERPC_AIX, test x$TARGET = xPOWERPC_AIX)
81 AM_CONDITIONAL(POWERPC_DARWIN, test x$TARGET = xPOWERPC_DARWIN)
82 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
83 AM_CONDITIONAL(S390, test x$TARGET = xS390)
86 AC_CHECK_FUNCS(memcpy)
89 dnl AC_CHECK_SIZEOF(char)
90 AC_COMPILE_CHECK_SIZEOF(short)
91 AC_COMPILE_CHECK_SIZEOF(int)
92 AC_COMPILE_CHECK_SIZEOF(long)
93 AC_COMPILE_CHECK_SIZEOF(long long)
94 AC_COMPILE_CHECK_SIZEOF(float)
95 AC_COMPILE_CHECK_SIZEOF(double)
96 AC_COMPILE_CHECK_SIZEOF(long double)
98 AC_COMPILE_CHECK_SIZEOF(void *)
101 if test x$TARGET = xSPARC; then
102 AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs],
103 libffi_cv_as_sparc_ua_pcrel, [
104 save_CFLAGS="$CFLAGS"
105 save_LDFLAGS="$LDFLAGS"
106 CFLAGS="$CFLAGS -fpic"
107 LDFLAGS="$LDFLAGS -shared"
108 AC_TRY_LINK([asm (".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo); .text");],,
109 [libffi_cv_as_sparc_ua_pcrel=yes],
110 [libffi_cv_as_sparc_ua_pcrel=no])
111 CFLAGS="$save_CFLAGS"
112 LDFLAGS="$save_LDFLAGS"])
113 if test "x$libffi_cv_as_sparc_ua_pcrel" = xyes; then
114 AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1,
115 [Define if your assembler and linker support unaligned PC relative relocs.])
125 [ --enable-debug debugging mode],
126 if test "$enable_debug" = "yes"; then
130 AC_ARG_ENABLE(structs,
131 [ --disable-structs omit code for struct support],
132 if test "$enable_structs" = "no"; then
133 AC_DEFINE(FFI_NO_STRUCTS)
136 AC_ARG_ENABLE(raw-api,
137 [ --disable-raw-api make the raw api unavailable],
138 if test "$enable_raw_api" = "no"; then
139 AC_DEFINE(FFI_NO_RAW_API)
142 AC_ARG_ENABLE(purify-safety,
143 [ --enable-purify-safety purify-safe mode],
144 if test "$enable_purify_safety" = "yes"; then
145 AC_DEFINE(USING_PURIFY)
148 AM_CONDITIONAL(USE_LIBDIR, test -z "$with_cross_host")
150 if test "${multilib}" = "yes"; then
151 multilib_arg="--enable-multilib"
156 AC_OUTPUT(include/Makefile include/ffi.h Makefile,
158 if test -n "$CONFIG_FILES"; then
159 ac_file=Makefile . ${libffi_basedir}/../config-ml.in
165 with_multisubdir=${with_multisubdir}
166 ac_configure_args="${multilib_arg} ${ac_configure_args}"
167 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
168 libffi_basedir=${libffi_basedir}
171 test ! -d include && mkdir include
172 test ! -f include/fficonfig.h && cp fficonfig.h include/fficonfig.h
173 if cmp -s fficonfig.h include/fficonfig.h 2>/dev/null; then
174 echo fficonfig.h unchanged
176 echo Moving fficonfig.h to include/fficonfig.h
177 cp fficonfig.h include/fficonfig.h
181 # Make target subdirectories if required.
182 test -d src || mkdir src
183 test -d src/${TARGETDIR} || mkdir src/${TARGETDIR}