1 dnl Process this with autoconf to create configure
2 AC_INIT(fficonfig.h.in)
3 AM_CONFIG_HEADER(fficonfig.h)
5 # This works around the fact that libtool configuration may change LD
6 # for this particular configuration, but some shells, instead of
7 # keeping the changes in LD private, export them just because LD is
9 ORIGINAL_LD_FOR_MULTILIBS=$LD
11 dnl Default to --enable-multilib
12 AC_ARG_ENABLE(multilib,
13 [ --enable-multilib build many library versions (default)],
14 [case "${enableval}" in
17 *) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
18 esac], [multilib=yes])dnl
20 dnl We may get other options which we don't document:
21 dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
23 if test "${srcdir}" = "."; then
24 if test "${with_target_subdir}" != "."; then
25 libffi_basedir="${srcdir}/${with_multisrctop}.."
27 libffi_basedir="${srcdir}/${with_multisrctop}"
30 libffi_basedir="${srcdir}"
32 AC_SUBST(libffi_basedir)
38 AM_INIT_AUTOMAKE(libffi,2.00-beta,no-define)
48 mips-sgi-irix5.* | mips-sgi-irix6.*) TARGET=MIPS; TARGETDIR=mips;;
49 i*86-*-linux*) TARGET=X86; TARGETDIR=x86;;
50 i*86-*-solaris*) TARGET=X86; TARGETDIR=x86;;
51 i*86-*-beos*) TARGET=X86; TARGETDIR=x86;;
52 i*86-*-freebsd*) TARGET=X86; TARGETDIR=x86;;
53 i*86-*-netbsdelf*) TARGET=X86; TARGETDIR=x86;;
54 i*86-*-win32*) TARGET=X86_WIN32; TARGETDIR=x86;;
55 i*86-*-cygwin*) TARGET=X86_WIN32; TARGETDIR=x86;;
56 i*86-*-mingw*) TARGET=X86_WIN32; TARGETDIR=x86;;
57 sparc-sun-4*) TARGET=SPARC; TARGETDIR=sparc;;
58 sparc*-sun-*) TARGET=SPARC; TARGETDIR=sparc;;
59 sparc-*-linux* | sparc-*-netbsdelf*) TARGET=SPARC; TARGETDIR=sparc;;
60 sparc64-*-linux* | sparc64-*-netbsd*) TARGET=SPARC; TARGETDIR=sparc;;
61 alpha*-*-linux* | alpha*-*-osf* | alpha*-*-freebsd* | alpha*-*-netbsd*) TARGET=ALPHA; TARGETDIR=alpha;;
62 ia64*-*-*) TARGET=IA64; TARGETDIR=ia64;;
63 m68k-*-linux*) TARGET=M68K; TARGETDIR=m68k;;
65 mips*-*-linux*) TARGET=MIPS_LINUX; TARGETDIR=mips;;
66 powerpc-*-linux* | powerpc-*-sysv*) TARGET=POWERPC; TARGETDIR=powerpc;;
67 powerpc-*-beos*) TARGET=POWERPC; TARGETDIR=powerpc;;
68 powerpc-*-darwin*) TARGET=POWERPC_DARWIN; TARGETDIR=powerpc;;
69 powerpc-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;;
70 rs6000-*-aix*) TARGET=POWERPC_AIX; TARGETDIR=powerpc;;
71 arm*-*-linux-*) TARGET=ARM; TARGETDIR=arm;;
72 s390-*-linux-*) TARGET=S390; TARGETDIR=s390;;
73 s390x-*-linux-*) TARGET=S390; TARGETDIR=s390;;
74 x86_64-*-linux*) TARGET=X86_64; TARGETDIR=x86;;
75 sh-*-linux* | sh[[34]]*-*-linux*) TARGET=SH; TARGETDIR=sh;;
78 if test $TARGETDIR = unknown; then
79 AC_ERROR("libffi has not been ported to $host.")
82 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
83 AM_CONDITIONAL(MIPS_SGI, test ${TARGET}${ac_cv_prog_gcc} = MIPSno)
84 AM_CONDITIONAL(MIPS_LINUX, test x$TARGET = xMIPS_LINUX)
85 AM_CONDITIONAL(SPARC, test x$TARGET = xSPARC)
86 AM_CONDITIONAL(X86, test x$TARGET = xX86)
87 AM_CONDITIONAL(X86_WIN32, test x$TARGET = xX86_WIN32)
88 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
89 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
90 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
91 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
92 AM_CONDITIONAL(POWERPC_AIX, test x$TARGET = xPOWERPC_AIX)
93 AM_CONDITIONAL(POWERPC_DARWIN, test x$TARGET = xPOWERPC_DARWIN)
94 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
95 AM_CONDITIONAL(S390, test x$TARGET = xS390)
96 AM_CONDITIONAL(X86_64, test x$TARGET = xX86_64)
97 AM_CONDITIONAL(SH, test x$TARGET = xSH)
99 if test x$TARGET = xMIPS_LINUX; then
104 AC_CHECK_FUNCS(memcpy)
107 dnl AC_CHECK_SIZEOF(char)
108 AC_COMPILE_CHECK_SIZEOF(short)
109 AC_COMPILE_CHECK_SIZEOF(int)
110 AC_COMPILE_CHECK_SIZEOF(long)
111 AC_COMPILE_CHECK_SIZEOF(long long)
112 AC_COMPILE_CHECK_SIZEOF(float)
113 AC_COMPILE_CHECK_SIZEOF(double)
114 AC_COMPILE_CHECK_SIZEOF(long double)
116 AC_COMPILE_CHECK_SIZEOF(void *)
119 if test x$TARGET = xSPARC; then
120 AC_CACHE_CHECK([assembler and linker support unaligned pc related relocs],
121 libffi_cv_as_sparc_ua_pcrel, [
122 save_CFLAGS="$CFLAGS"
123 save_LDFLAGS="$LDFLAGS"
124 CFLAGS="$CFLAGS -fpic"
125 LDFLAGS="$LDFLAGS -shared"
126 AC_TRY_LINK([asm (".text; foo: nop; .data; .align 4; .byte 0; .uaword %r_disp32(foo); .text");],,
127 [libffi_cv_as_sparc_ua_pcrel=yes],
128 [libffi_cv_as_sparc_ua_pcrel=no])
129 CFLAGS="$save_CFLAGS"
130 LDFLAGS="$save_LDFLAGS"])
131 if test "x$libffi_cv_as_sparc_ua_pcrel" = xyes; then
132 AC_DEFINE(HAVE_AS_SPARC_UA_PCREL, 1,
133 [Define if your assembler and linker support unaligned PC relative relocs.])
143 [ --enable-debug debugging mode],
144 if test "$enable_debug" = "yes"; then
148 AC_ARG_ENABLE(structs,
149 [ --disable-structs omit code for struct support],
150 if test "$enable_structs" = "no"; then
151 AC_DEFINE(FFI_NO_STRUCTS)
154 AC_ARG_ENABLE(raw-api,
155 [ --disable-raw-api make the raw api unavailable],
156 if test "$enable_raw_api" = "no"; then
157 AC_DEFINE(FFI_NO_RAW_API)
160 AC_ARG_ENABLE(purify-safety,
161 [ --enable-purify-safety purify-safe mode],
162 if test "$enable_purify_safety" = "yes"; then
163 AC_DEFINE(USING_PURIFY)
166 AM_CONDITIONAL(USE_LIBDIR, test -z "$with_cross_host")
168 if test "${multilib}" = "yes"; then
169 multilib_arg="--enable-multilib"
174 AC_OUTPUT(include/Makefile include/ffi.h Makefile,
176 if test -n "$CONFIG_FILES"; then
177 LD="${ORIGINAL_LD_FOR_MULTILIBS}"
178 ac_file=Makefile . ${libffi_basedir}/../config-ml.in
184 with_multisubdir=${with_multisubdir}
185 ac_configure_args="${multilib_arg} ${ac_configure_args}"
186 CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
187 libffi_basedir=${libffi_basedir}
190 test ! -d include && mkdir include
191 test ! -f include/fficonfig.h && cp fficonfig.h include/fficonfig.h
192 if cmp -s fficonfig.h include/fficonfig.h 2>/dev/null; then
193 echo fficonfig.h unchanged
195 echo Moving fficonfig.h to include/fficonfig.h
196 cp fficonfig.h include/fficonfig.h
200 # Make target subdirectories if required.
201 test -d src || mkdir src
202 test -d src/${TARGETDIR} || mkdir src/${TARGETDIR}