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57 lines
1.9 KiB
Makefile
57 lines
1.9 KiB
Makefile
ifeq ($(subdir),signal)
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#sysdep_routines += sigsuspend
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endif
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ifeq ($(subdir),misc)
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sysdep_routines += cachectl cacheflush sysmips _test_and_set
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sysdep_headers += sys/cachectl.h sys/sysmips.h sys/tas.h
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no_syscall_list_h = 1
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# Generate the list of SYS_* macros for the system calls (__NR_* macros).
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# We generate not only SYS_<syscall>, pointing at SYS_<abi>_<syscall> if
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# it exists, but also define SYS_<abi>_<syscall> for all ABIs.
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$(objpfx)syscall-%.h $(objpfx)syscall-%.d: ../sysdeps/unix/sysv/linux/mips/sys/syscall.h
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$(make-target-directory)
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{ \
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echo '/* Generated at libc build time from kernel syscall list. */';\
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echo ''; \
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echo '#ifndef _SYSCALL_H'; \
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echo '# error "Never use <bits/syscall.h> directly; include <sys/syscall.h> instead."'; \
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echo '#endif'; \
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echo ''; \
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echo '#include <sgidefs.h>'; \
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rm -f $(@:.d=.h).newt; \
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$(CC) -E -MD -MP -MF $(@:.h=.d)-t -MT '$(@:.d=.h) $(@:.h=.d)' \
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-x c $(+includes) $(sysincludes) $< -D_LIBC -dM | \
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sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' \
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> $(@:.d=.h).newt; \
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if grep SYS_O32_ $(@:.d=.h).newt > /dev/null; then \
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echo '#if _MIPS_SIM == _MIPS_SIM_NABI32'; \
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sed -n 's/^\(#define SYS_\)N32_/\1/p' < $(@:.d=.h).newt | \
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LC_ALL=C sort; \
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echo '#elif _MIPS_SIM == _MIPS_SIM_ABI64'; \
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sed -n 's/^\(#define SYS_\)N64_/\1/p' < $(@:.d=.h).newt | \
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LC_ALL=C sort; \
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echo '#else'; \
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sed -n 's/^\(#define SYS_\)O32_/\1/p' < $(@:.d=.h).newt | \
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LC_ALL=C sort; \
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echo '#endif'; \
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sed -n '/^#define SYS_\([ON]32\|N64\)_/p' < $(@:.d=.h).newt | \
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LC_ALL=C sort +1.8; \
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else \
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cat $(@:.d=.h).newt; \
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fi; \
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rm $(@:.d=.h).newt; \
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} > $(@:.d=.h).new
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mv -f $(@:.d=.h).new $(@:.d=.h)
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ifneq (,$(objpfx))
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sed $(sed-remove-objpfx) $(@:.h=.d)-t > $(@:.h=.d)-t2
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rm -f $(@:.h=.d)-t
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mv -f $(@:.h=.d)-t2 $(@:.h=.d)
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else
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mv -f $(@:.h=.d)-t $(@:.h=.d)
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endif
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endif
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