diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/Makefile')
| -rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index 8e5361c49b..234d5a747a 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -12,8 +12,7 @@ CFLAGS-malloc.c += -DMORECORE_CLEARS=2 endif ifeq ($(subdir),socket) -sysdep_routines += internal_accept4 recvmmsg internal_recvmmsg sendmmsg \ - internal_sendmmsg +sysdep_routines += internal_accept4 internal_recvmmsg internal_sendmmsg endif ifeq ($(subdir),misc) @@ -36,9 +35,10 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \ bits/a.out.h sys/inotify.h sys/signalfd.h sys/eventfd.h \ sys/timerfd.h sys/fanotify.h bits/eventfd.h bits/inotify.h \ bits/signalfd.h bits/timerfd.h bits/epoll.h \ - bits/socket_type.h bits/syscall.h bits/sysctl.h + bits/socket_type.h bits/syscall.h bits/sysctl.h \ + bits/mman-linux.h -tests += tst-clone +tests += tst-clone tst-fanotify # Generate the list of SYS_* macros for the system calls (__NR_* macros). @@ -50,6 +50,13 @@ tests += tst-clone # be the condition for those options to use in a C #if condition. # abi-includes may be defined to a list of headers to include # in the generated header, if the default does not suffice. +# +# The generated header is compiled with `-ffreestanding' to avoid any +# circular dependencies against the installed implementation headers. +# Such a dependency would require the implementation header to be +# installed before the generated header could be built (See bug 15711). +# In current practice the generated header dependencies do not include +# any of the implementation headers removed by the use of `-ffreestanding'. $(objpfx)bits/syscall%h $(objpfx)bits/syscall%d: ../sysdeps/unix/sysv/linux/sys/syscall.h $(make-target-directory) @@ -64,7 +71,7 @@ $(objpfx)bits/syscall%h $(objpfx)bits/syscall%d: ../sysdeps/unix/sysv/linux/sys/ echo ''; \ $(if $(abi-variants), \ $(foreach v,$(abi-variants),\ - $(CC) -E -MD -MP -MF $(@:.h=.d)-t$(v) -MT '$(@:.d=.h) $(@:.h=.d)' \ + $(CC) -ffreestanding -E -MD -MP -MF $(@:.h=.d)-t$(v) -MT '$(@:.d=.h) $(@:.h=.d)' \ -x c $(sysincludes) $< $(abi-$(v)-options) \ -D_LIBC -dM | \ sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' | \ @@ -75,7 +82,7 @@ $(objpfx)bits/syscall%h $(objpfx)bits/syscall%d: ../sysdeps/unix/sysv/linux/sys/ $(if $(abi-$(v)-condition),echo '#endif';) \ rm -f $(@:.d=.h).new$(v); \ ), \ - $(CC) -E -MD -MP -MF $(@:.h=.d)-t$(v) -MT '$(@:.d=.h) $(@:.h=.d)' \ + $(CC) -ffreestanding -E -MD -MP -MF $(@:.h=.d)-t$(v) -MT '$(@:.d=.h) $(@:.h=.d)' \ -x c $(sysincludes) $< \ -D_LIBC -dM | \ sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' | \ @@ -113,7 +120,7 @@ ifeq ($(subdir),socket) sysdep_headers += net/if_ppp.h net/ppp-comp.h \ net/ppp_defs.h net/if_arp.h net/route.h net/ethernet.h \ net/if_slip.h net/if_packet.h net/if_shaper.h -sysdep_routines += cmsg_nxthdr sa_len +sysdep_routines += cmsg_nxthdr endif ifeq ($(subdir),sunrpc) @@ -152,7 +159,7 @@ endif ifeq ($(subdir),io) sysdep_routines += xstatconv internal_statvfs internal_statvfs64 \ - sync_file_range open_2 open64_2 fallocate fallocate64 + sync_file_range fallocate fallocate64 sysdep_headers += bits/fcntl-linux.h endif |