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libretro, more fixes and cleanups for windows and osx

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This commit is contained in:
kub 2020-07-08 20:46:46 +02:00
parent 0198149a72
commit 6b67b6aa13
6 changed files with 61 additions and 96 deletions
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22
tools/mkoffsets.sh
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@ -8,6 +8,20 @@ CC=${CC:-gcc}
# endianess of target (automagically determined below)
ENDIAN=
# don't do this if ELF format isn't used. it doesn't matter since offsets are
# only needed for the asm parts (currently mips/arm32) and those have ELF
check_elf ()
{
echo '#include <stdint.h>' >/tmp/getoffs.c
echo "const int32_t val = 1;" >>/tmp/getoffs.c
$CC $CFLAGS -I .. -c /tmp/getoffs.c -o /tmp/getoffs.o || exit 1
if ! command -v readelf >/dev/null || ! file /tmp/getoffs.o | grep -q ELF; then
echo "/* mkoffset.sh: no readelf or not ELF, offset table not created */" >$fn
echo "WARNING: no readelf or not ELF, offset table not created"
exit
fi
}
# compile with target C compiler and extract value from .rodata section
compile_rodata ()
{
@ -49,13 +63,7 @@ get_define () # prefix struct member member...
fn="${1:-.}/pico_int_offs.h"
if echo $CFLAGS | grep -qe -flto; then CFLAGS="$CFLAGS -fno-lto"; fi
# don't do this if readelf isn't available. it doesn't matter since offsets are
# only needed for the asm parts (currently mips/arm32) and those have readelf
if ! command -v readelf >/dev/null; then
echo "/* mkoffset.sh: readelf not found, offset table not created */" >$fn
echo "WARNING: readelf not found, offset table not created"
exit
fi
check_elf
# determine endianess
echo '#include <stdint.h>' >/tmp/getoffs.c
echo "const int32_t val = 1;" >>/tmp/getoffs.c