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ifeq ($(subdir),misc)
sysdep_routines += ioperm iopl
sysdep_headers += sys/perm.h sys/reg.h sys/debugreg.h sys/io.h
no_syscall_list_h = 1
# Generate the list of SYS_* macros for the system calls (__NR_* macros).
$(objpfx)syscall-%.h $(objpfx)syscall-%.d: ../sysdeps/unix/sysv/linux/sys/syscall.h
rm -f $(@:.h=.d)-t
{ \
echo '/* Generated at libc build time from kernel syscall list. */';\
echo ''; \
echo '#ifndef _SYSCALL_H'; \
echo '# error "Never use <bits/syscall.h> directly; include <sys/syscall.h> instead."'; \
echo '#endif'; \
echo ''; \
SUNPRO_DEPENDENCIES='$(@:.h=.d)-t $@' \
$(CC) -E -x c $(sysincludes) $< -U__x86_64__ -D_LIBC -dM | \
sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' | \
LC_ALL=C sort > $(@:.d=.h).new32; \
SUNPRO_DEPENDENCIES='$(@:.h=.d)-t $@' \
$(CC) -E -x c $(sysincludes) $< -D__x86_64 -D_LIBC -dM | \
sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' | \
LC_ALL=C sort > $(@:.d=.h).new64; \
if cmp -s $(@:.d=.h).new32 $(@:.d=.h).new64; then \
cat $(@:.d=.h).new32; \
else \
echo '#include <bits/wordsize.h>'; \
echo ''; \
comm -12 $(@:.d=.h).new32 $(@:.d=.h).new64; \
echo '#if __WORDSIZE == 64'; \
comm -13 $(@:.d=.h).new32 $(@:.d=.h).new64; \
echo '#else'; \
comm -23 $(@:.d=.h).new32 $(@:.d=.h).new64; \
echo '#endif'; \
fi; \
rm -f $(@:.d=.h).new32 $(@:.d=.h).new64; \
} > $(@:.d=.h).new
mv -f $(@:.d=.h).new $(@:.d=.h)
sed < $(@:.h=.d)-t > $(@:.h=.d)-t2 \
-e 's,$(subst .,\.,$@),$(patsubst $(objpfx)%,$$(objpfx)%,\
$(@:.d=.h) $(@:.h=.d)),'
rm -f $(@:.h=.d)-t
mv -f $(@:.h=.d)-t2 $(@:.h=.d)
endif
ifeq ($(subdir),stdlib)
sysdep_routines += __start_context
endif
|
