diff options
Diffstat (limited to 'libffi/configure')
| -rwxr-xr-x | libffi/configure | 332 |
1 files changed, 187 insertions, 145 deletions
diff --git a/libffi/configure b/libffi/configure index f367f2e795b..4789f8568cd 100755 --- a/libffi/configure +++ b/libffi/configure @@ -2979,33 +2979,33 @@ echo "configure:2979: checking size of short" >&5 if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else - if test "$cross_compiling" = yes; then - { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; } -else + for ac_size in 4 8 1 2 16 12 ; do # List sizes in rough order of prevalence. cat > conftest.$ac_ext <<EOF -#line 2987 "configure" +#line 2985 "configure" #include "confdefs.h" -#include <stdio.h> -main() -{ - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", sizeof(short)); - exit(0); -} +#include "confdefs.h" +#include <sys/types.h> + + +int main() { +switch (0) case 0: case (sizeof (short) == $ac_size):; +; return 0; } EOF -if { (eval echo configure:2998: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null -then - ac_cv_sizeof_short=`cat conftestval` +if { (eval echo configure:2995: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_sizeof_short=$ac_size else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 - rm -fr conftest* - ac_cv_sizeof_short=0 fi -rm -fr conftest* +rm -f conftest* + if test x$ac_cv_sizeof_short != x ; then break; fi +done + fi +if test x$ac_cv_sizeof_short = x ; then + { echo "configure: error: cannot determine a size for short" 1>&2; exit 1; } fi echo "$ac_t""$ac_cv_sizeof_short" 1>&6 cat >> confdefs.h <<EOF @@ -3018,33 +3018,33 @@ echo "configure:3018: checking size of int" >&5 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else - if test "$cross_compiling" = yes; then - { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; } -else + for ac_size in 4 8 1 2 16 12 ; do # List sizes in rough order of prevalence. cat > conftest.$ac_ext <<EOF -#line 3026 "configure" +#line 3024 "configure" #include "confdefs.h" -#include <stdio.h> -main() -{ - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", sizeof(int)); - exit(0); -} +#include "confdefs.h" +#include <sys/types.h> + + +int main() { +switch (0) case 0: case (sizeof (int) == $ac_size):; +; return 0; } EOF -if { (eval echo configure:3037: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null -then - ac_cv_sizeof_int=`cat conftestval` +if { (eval echo configure:3034: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_sizeof_int=$ac_size else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 - rm -fr conftest* - ac_cv_sizeof_int=0 fi -rm -fr conftest* +rm -f conftest* + if test x$ac_cv_sizeof_int != x ; then break; fi +done + fi +if test x$ac_cv_sizeof_int = x ; then + { echo "configure: error: cannot determine a size for int" 1>&2; exit 1; } fi echo "$ac_t""$ac_cv_sizeof_int" 1>&6 cat >> confdefs.h <<EOF @@ -3057,33 +3057,33 @@ echo "configure:3057: checking size of long" >&5 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else - if test "$cross_compiling" = yes; then - { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; } -else + for ac_size in 4 8 1 2 16 12 ; do # List sizes in rough order of prevalence. cat > conftest.$ac_ext <<EOF -#line 3065 "configure" +#line 3063 "configure" #include "confdefs.h" -#include <stdio.h> -main() -{ - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", sizeof(long)); - exit(0); -} +#include "confdefs.h" +#include <sys/types.h> + + +int main() { +switch (0) case 0: case (sizeof (long) == $ac_size):; +; return 0; } EOF -if { (eval echo configure:3076: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null -then - ac_cv_sizeof_long=`cat conftestval` +if { (eval echo configure:3073: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_sizeof_long=$ac_size else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 - rm -fr conftest* - ac_cv_sizeof_long=0 fi -rm -fr conftest* +rm -f conftest* + if test x$ac_cv_sizeof_long != x ; then break; fi +done + fi +if test x$ac_cv_sizeof_long = x ; then + { echo "configure: error: cannot determine a size for long" 1>&2; exit 1; } fi echo "$ac_t""$ac_cv_sizeof_long" 1>&6 cat >> confdefs.h <<EOF @@ -3096,33 +3096,33 @@ echo "configure:3096: checking size of long long" >&5 if eval "test \"`echo '$''{'ac_cv_sizeof_long_long'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else - if test "$cross_compiling" = yes; then - { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; } -else + for ac_size in 4 8 1 2 16 12 ; do # List sizes in rough order of prevalence. cat > conftest.$ac_ext <<EOF -#line 3104 "configure" +#line 3102 "configure" #include "confdefs.h" -#include <stdio.h> -main() -{ - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", sizeof(long long)); - exit(0); -} +#include "confdefs.h" +#include <sys/types.h> + + +int main() { +switch (0) case 0: case (sizeof (long long) == $ac_size):; +; return 0; } EOF -if { (eval echo configure:3115: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null -then - ac_cv_sizeof_long_long=`cat conftestval` +if { (eval echo configure:3112: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_sizeof_long_long=$ac_size else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 - rm -fr conftest* - ac_cv_sizeof_long_long=0 fi -rm -fr conftest* +rm -f conftest* + if test x$ac_cv_sizeof_long_long != x ; then break; fi +done + fi +if test x$ac_cv_sizeof_long_long = x ; then + { echo "configure: error: cannot determine a size for long long" 1>&2; exit 1; } fi echo "$ac_t""$ac_cv_sizeof_long_long" 1>&6 cat >> confdefs.h <<EOF @@ -3135,33 +3135,33 @@ echo "configure:3135: checking size of float" >&5 if eval "test \"`echo '$''{'ac_cv_sizeof_float'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else - if test "$cross_compiling" = yes; then - { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; } -else + for ac_size in 4 8 1 2 16 12 ; do # List sizes in rough order of prevalence. cat > conftest.$ac_ext <<EOF -#line 3143 "configure" +#line 3141 "configure" #include "confdefs.h" -#include <stdio.h> -main() -{ - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", sizeof(float)); - exit(0); -} +#include "confdefs.h" +#include <sys/types.h> + + +int main() { +switch (0) case 0: case (sizeof (float) == $ac_size):; +; return 0; } EOF -if { (eval echo configure:3154: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null -then - ac_cv_sizeof_float=`cat conftestval` +if { (eval echo configure:3151: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_sizeof_float=$ac_size else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 - rm -fr conftest* - ac_cv_sizeof_float=0 fi -rm -fr conftest* +rm -f conftest* + if test x$ac_cv_sizeof_float != x ; then break; fi +done + fi +if test x$ac_cv_sizeof_float = x ; then + { echo "configure: error: cannot determine a size for float" 1>&2; exit 1; } fi echo "$ac_t""$ac_cv_sizeof_float" 1>&6 cat >> confdefs.h <<EOF @@ -3174,33 +3174,33 @@ echo "configure:3174: checking size of double" >&5 if eval "test \"`echo '$''{'ac_cv_sizeof_double'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else - if test "$cross_compiling" = yes; then - { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; } -else + for ac_size in 4 8 1 2 16 12 ; do # List sizes in rough order of prevalence. cat > conftest.$ac_ext <<EOF -#line 3182 "configure" +#line 3180 "configure" #include "confdefs.h" -#include <stdio.h> -main() -{ - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", sizeof(double)); - exit(0); -} +#include "confdefs.h" +#include <sys/types.h> + + +int main() { +switch (0) case 0: case (sizeof (double) == $ac_size):; +; return 0; } EOF -if { (eval echo configure:3193: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null -then - ac_cv_sizeof_double=`cat conftestval` +if { (eval echo configure:3190: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_sizeof_double=$ac_size else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 - rm -fr conftest* - ac_cv_sizeof_double=0 fi -rm -fr conftest* +rm -f conftest* + if test x$ac_cv_sizeof_double != x ; then break; fi +done + fi +if test x$ac_cv_sizeof_double = x ; then + { echo "configure: error: cannot determine a size for double" 1>&2; exit 1; } fi echo "$ac_t""$ac_cv_sizeof_double" 1>&6 cat >> confdefs.h <<EOF @@ -3213,33 +3213,33 @@ echo "configure:3213: checking size of long double" >&5 if eval "test \"`echo '$''{'ac_cv_sizeof_long_double'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else - if test "$cross_compiling" = yes; then - { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; } -else + for ac_size in 4 8 1 2 16 12 ; do # List sizes in rough order of prevalence. cat > conftest.$ac_ext <<EOF -#line 3221 "configure" +#line 3219 "configure" #include "confdefs.h" -#include <stdio.h> -main() -{ - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", sizeof(long double)); - exit(0); -} +#include "confdefs.h" +#include <sys/types.h> + + +int main() { +switch (0) case 0: case (sizeof (long double) == $ac_size):; +; return 0; } EOF -if { (eval echo configure:3232: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null -then - ac_cv_sizeof_long_double=`cat conftestval` +if { (eval echo configure:3229: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_sizeof_long_double=$ac_size else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 - rm -fr conftest* - ac_cv_sizeof_long_double=0 fi -rm -fr conftest* +rm -f conftest* + if test x$ac_cv_sizeof_long_double != x ; then break; fi +done + fi +if test x$ac_cv_sizeof_long_double = x ; then + { echo "configure: error: cannot determine a size for long double" 1>&2; exit 1; } fi echo "$ac_t""$ac_cv_sizeof_long_double" 1>&6 cat >> confdefs.h <<EOF @@ -3253,33 +3253,33 @@ echo "configure:3253: checking size of void *" >&5 if eval "test \"`echo '$''{'ac_cv_sizeof_void_p'+set}'`\" = set"; then echo $ac_n "(cached) $ac_c" 1>&6 else - if test "$cross_compiling" = yes; then - { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; } -else + for ac_size in 4 8 1 2 16 12 ; do # List sizes in rough order of prevalence. cat > conftest.$ac_ext <<EOF -#line 3261 "configure" +#line 3259 "configure" #include "confdefs.h" -#include <stdio.h> -main() -{ - FILE *f=fopen("conftestval", "w"); - if (!f) exit(1); - fprintf(f, "%d\n", sizeof(void *)); - exit(0); -} +#include "confdefs.h" +#include <sys/types.h> + + +int main() { +switch (0) case 0: case (sizeof (void *) == $ac_size):; +; return 0; } EOF -if { (eval echo configure:3272: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null -then - ac_cv_sizeof_void_p=`cat conftestval` +if { (eval echo configure:3269: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then + rm -rf conftest* + ac_cv_sizeof_void_p=$ac_size else echo "configure: failed program was:" >&5 cat conftest.$ac_ext >&5 - rm -fr conftest* - ac_cv_sizeof_void_p=0 fi -rm -fr conftest* +rm -f conftest* + if test x$ac_cv_sizeof_void_p != x ; then break; fi +done + fi +if test x$ac_cv_sizeof_void_p = x ; then + { echo "configure: error: cannot determine a size for void *" 1>&2; exit 1; } fi echo "$ac_t""$ac_cv_sizeof_void_p" 1>&6 cat >> confdefs.h <<EOF @@ -3338,7 +3338,7 @@ fi rm -f conftest* if test $ac_cv_c_bigendian = unknown; then if test "$cross_compiling" = yes; then - { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; } + echo $ac_n "cross-compiling... " 2>&6 else cat > conftest.$ac_ext <<EOF #line 3345 "configure" @@ -3370,11 +3370,53 @@ fi fi echo "$ac_t""$ac_cv_c_bigendian" 1>&6 +if test $ac_cv_c_bigendian = unknown; then +echo $ac_n "checking to probe for byte ordering""... $ac_c" 1>&6 +echo "configure:3376: checking to probe for byte ordering" >&5 + +cat >conftest.c <<EOF +short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 }; +short ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 }; +void _ascii() { char* s = (char*) ascii_mm; s = (char*) ascii_ii; } +short ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 }; +short ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 }; +void _ebcdic() { char* s = (char*) ebcdic_mm; s = (char*) ebcdic_ii; } +int main() { _ascii (); _ebcdic (); return 0; } +EOF + if test -f conftest.c ; then + if ${CC-cc} ${CFLAGS} conftest.c -o conftest.o && test -f conftest.o ; then + if test `grep -l BIGenDianSyS conftest.o` ; then + echo $ac_n ' big endian probe OK, ' 1>&6 + ac_cv_c_bigendian=yes + fi + if test `grep -l LiTTleEnDian conftest.o` ; then + echo $ac_n ' little endian probe OK, ' 1>&6 + if test $ac_cv_c_bigendian = yes ; then + ac_cv_c_bigendian=unknown; + else + ac_cv_c_bigendian=no + fi + fi + echo $ac_n 'guessing bigendian ... ' >&6 + fi + fi +echo "$ac_t""$ac_cv_c_bigendian" 1>&6 +fi if test $ac_cv_c_bigendian = yes; then cat >> confdefs.h <<\EOF #define WORDS_BIGENDIAN 1 EOF + BYTEORDER=4321 +else + BYTEORDER=1234 +fi +cat >> confdefs.h <<EOF +#define BYTEORDER $BYTEORDER +EOF + +if test $ac_cv_c_bigendian = unknown; then + { echo "configure: error: unknown endianess - sorry" 1>&2; exit 1; } fi |