diff options
Diffstat (limited to 'bs/cross-arch.sh')
-rwxr-xr-x | bs/cross-arch.sh | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/bs/cross-arch.sh b/bs/cross-arch.sh deleted file mode 100755 index c520433a5..000000000 --- a/bs/cross-arch.sh +++ /dev/null @@ -1,82 +0,0 @@ -#!/bin/sh -# many parts of this blatantly ripped from GNU Autoconf macros -# Use this for cross-compiling, as we can't run cross-compiled binaries -# on our host. -if test -z "$O" || ! cd "$O"; then - echo '$O= not defined or not a directory' >&2 - exit 1 -fi - -echo '/* architecture-specific settings (auto-detected): */' -# check sizes of various types we care for -# this is slightly slower but much easier to read and follow than the -# bisecting autoconf version -for t in short int long 'long long'; do - > out - for s in 2 4 6 8 12 1 16 24 32 0; do - cat > t.c <<EOF -int main(void) -{ - static int x[(long int)(sizeof($t)) == $s ? 1 : -1]; - x[0] = 0; - return 0; -} -EOF - echo "trying sizeof($t) == $s" >> out - $CC -o t.o $CFLAGS $CPPFLAGS t.c \ - >> out 2>&1 && break - done - if test $s -eq 0; then - echo "Unable to calculate sizeof($t) for cross-compiling" >&2 - cat out >&2 - exit 1 - fi - t=`echo $t | tr a-z A-Z | tr ' ' _` - echo "#define SIZEOF_$t $s" - echo "SIZEOF_$t := $s" >> config_detected.mk -done - -# check endian-ness -cat > t.c <<EOF -short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 }; -short ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 }; -void _ascii(void) -{ - char *s = (char *)ascii_mm; - s = (char *)ascii_ii; -} - -short ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 }; -short ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 }; -void _ebcdic(void) -{ - char *s = (char *)ebcdic_mm; - s = (char *)ebcdic_ii; -} - -int main(void) -{ - _ascii(); - _ebcdic(); - - return 0; -} -EOF - -echo "compiling endian test" > out -$CC -o t.o $CFLAGS $CPPFLAGS t.c >> out 2>&1 -if grep BIGenDianSyS t.o >/dev/null 2>&1; then - echo "#define WORDS_BIGENDIAN 1" - echo "WORDS_BIGENDIAN := 1" >> config_detected.mk -elif grep LiTTleEnDian t.o >/dev/null 2>&1; then - echo "/* #undef WORDS_BIGENDIAN */" - echo "# WORDS_BIGENDIAN :=" >> config_detected.mk -else - echo "Unable to determine endian-ness for cross compiling" >&2 - cat out >&2 - exit 1 -fi - -echo '' - -exec rm -f t.o out t.c |