diff options
Diffstat (limited to 'libc/sysdeps/linux/common/stubs.c')
| -rw-r--r-- | libc/sysdeps/linux/common/stubs.c | 153 |
1 files changed, 107 insertions, 46 deletions
diff --git a/libc/sysdeps/linux/common/stubs.c b/libc/sysdeps/linux/common/stubs.c index 02cd72495..6afc8d93a 100644 --- a/libc/sysdeps/linux/common/stubs.c +++ b/libc/sysdeps/linux/common/stubs.c @@ -6,31 +6,55 @@ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. */ +/* Please keep the list sorted alphabetically, in ascending order + * of the stub name! */ + #include <errno.h> #include <bits/wordsize.h> #include <sys/syscall.h> #ifdef __UCLIBC_HAS_STUBS__ -static int enosys_stub(void) __attribute_used__; -static int enosys_stub(void) +__attribute_used__ static int enosys_stub(void) { __set_errno(ENOSYS); return -1; } +__attribute_used__ static int ret_enosys_stub(void) +{ + return ENOSYS; +} + #define make_stub(stub) \ link_warning(stub, #stub ": this function is not implemented") \ strong_alias(enosys_stub, stub) +#define make_ret_stub(stub) \ + link_warning(stub, #stub ": this function is not implemented") \ + strong_alias(ret_enosys_stub, stub) + #ifndef __ARCH_USE_MMU__ # undef __NR_fork #endif +#ifdef __arm__ +# define __NR_fadvise64_64 __NR_arm_fadvise64_64 +# define __NR_fadvise64 __NR_arm_fadvise64_64 +#endif + +#ifdef __mips__ +# define __NR_fadvise64_64 __NR_fadvise64 +#endif + +#ifdef __xtensa__ +# define __NR_fadvise64 __NR_fadvise64_64 +#endif + #ifndef __UCLIBC_HAS_LFS__ -# undef __NR_fadvise64 -# undef __NR_fadvise64_64 +# undef __NR_readahead # undef __NR_sync_file_range +# undef __NR_splice #endif #if !defined __NR_accept && !defined __NR_socketcall && defined __UCLIBC_HAS_SOCKET__ @@ -45,14 +69,6 @@ make_stub(accept4) make_stub(arch_prctl) #endif -#if !defined __NR_capget && defined __UCLIBC_LINUX_SPECIFIC__ -make_stub(capget) -#endif - -#if !defined __NR_capset && defined __UCLIBC_LINUX_SPECIFIC__ -make_stub(capset) -#endif - #if !defined __NR_bdflush && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(bdflush) #endif @@ -61,11 +77,11 @@ make_stub(bdflush) make_stub(bind) #endif -#ifndef __NR_capget +#if !defined __NR_capget && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(capget) #endif -#ifndef __NR_capset +#if !defined __NR_capset && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(capset) #endif @@ -81,15 +97,19 @@ make_stub(create_module) make_stub(delete_module) #endif -#ifndef __NR_epoll_create +#if !defined __NR_epoll_create && defined __UCLIBC_HAS_EPOLL__ make_stub(epoll_create) #endif -#ifndef __NR_epoll_ctl +#if !defined __NR_epoll_ctl && defined __UCLIBC_HAS_EPOLL__ make_stub(epoll_ctl) #endif -#ifndef __NR_epoll_wait +#if !defined __NR_epoll_pwait && defined __UCLIBC_HAS_EPOLL__ +make_stub(epoll_pwait) +#endif + +#if !defined __NR_epoll_wait && defined __UCLIBC_HAS_EPOLL__ make_stub(epoll_wait) #endif @@ -97,10 +117,14 @@ make_stub(epoll_wait) make_stub(eventfd) #endif -#ifndef __NR_fdatasync +#if !defined __NR_fdatasync && !defined __NR_osf_fdatasync make_stub(fdatasync) #endif +#ifndef __NR_fgetxattr +make_stub(fgetxattr) +#endif + #ifndef __NR_flistxattr make_stub(flistxattr) #endif @@ -109,10 +133,6 @@ make_stub(flistxattr) make_stub(fork) #endif -#ifndef __NR_fgetxattr -make_stub(fgetxattr) -#endif - #ifndef __NR_fremovexattr make_stub(fremovexattr) #endif @@ -129,10 +149,6 @@ make_stub(fstatfs) make_stub(get_kernel_syms) #endif -#if !defined __NR_getcpu && defined __UCLIBC_LINUX_SPECIFIC__ && ((defined __x86_64__ && !defined __UCLIBC_HAS_TLS__) || !defined __x86_64__) -make_stub(sched_getcpu) -#endif - #if !defined __NR_getpeername && !defined __NR_socketcall && defined __UCLIBC_HAS_SOCKET__ make_stub(getpeername) #endif @@ -157,6 +173,10 @@ make_stub(getxattr) make_stub(init_module) #endif +#if !defined __NR_inotify_add_watch && defined __UCLIBC_LINUX_SPECIFIC__ +make_stub(inotify_add_watch) +#endif + #if !defined __NR_inotify_init && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(inotify_init) #endif @@ -165,10 +185,6 @@ make_stub(inotify_init) make_stub(inotify_init1) #endif -#if !defined __NR_inotify_add_watch && defined __UCLIBC_LINUX_SPECIFIC__ -make_stub(inotify_add_watch) -#endif - #if !defined __NR_inotify_rm_watch && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(inotify_rm_watch) #endif @@ -213,6 +229,13 @@ make_stub(madvise) make_stub(modify_ldt) #endif +#ifndef __NR_openat +make_stub(openat) +# ifdef __UCLIBC_HAS_LFS__ +make_stub(openat64) +# endif +#endif + #if !defined __NR_personality && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(personality) #endif @@ -225,6 +248,18 @@ make_stub(pipe2) make_stub(pivot_root) #endif +#if !defined __NR_fadvise64 && defined __UCLIBC_HAS_LFS__ +make_ret_stub(posix_fadvise) +#endif + +#if !defined __NR_fadvise64_64 && defined __UCLIBC_HAS_LFS__ && __WORDSIZE == 32 +make_ret_stub(posix_fadvise64) +#endif + +#ifndef __NR_madvise +make_ret_stub(posix_madvise) +#endif + #if !defined __NR_ppoll && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(ppoll) #endif @@ -233,6 +268,10 @@ make_stub(ppoll) make_stub(prctl) #endif +#if !defined __NR_query_module && defined __UCLIBC_LINUX_MODULE_24__ +make_stub(query_module) +#endif + #if !defined __NR_readahead && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(readahead) #endif @@ -241,10 +280,6 @@ make_stub(readahead) make_stub(reboot) #endif -#if !defined __NR_query_module && defined __UCLIBC_LINUX_MODULE_24__ -make_stub(query_module) -#endif - #if !defined __NR_recv && !defined __NR_socketcall && !defined __NR_recvfrom && defined __UCLIBC_HAS_SOCKET__ make_stub(recv) #endif @@ -265,10 +300,18 @@ make_stub(remap_file_pages) make_stub(removexattr) #endif +#ifndef __NR_renameat +make_stub(renameat) +#endif + #if !defined __NR_sched_getaffinity && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(sched_getaffinity) #endif +#if !defined __NR_getcpu && defined __UCLIBC_LINUX_SPECIFIC__ && ((defined __x86_64__ && !defined __UCLIBC_HAS_TLS__) || !defined __x86_64__) +make_stub(sched_getcpu) +#endif + #if !defined __NR_sched_setaffinity && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(sched_setaffinity) #endif @@ -325,6 +368,15 @@ make_stub(shutdown) make_stub(signalfd) #endif +#ifndef __NR_rt_sigtimedwait +make_stub(sigtimedwait) +make_stub(sigwaitinfo) +#endif + +#ifndef __NR_rt_sigqueueinfo +make_stub(sigqueue) +#endif + #if !defined __NR_socket && !defined __NR_socketcall && defined __UCLIBC_HAS_SOCKET__ make_stub(socket) #endif @@ -337,9 +389,9 @@ make_stub(socketcall) make_stub(socketpair) #endif -#ifndef __NR_rt_sigtimedwait -make_stub(sigtimedwait) -make_stub(sigwaitinfo) +#if !defined __NR_stime && !defined __NR_settimeofday +make_stub(stime) +make_stub(settimeofday) #endif #if !defined __NR_splice && defined __UCLIBC_LINUX_SPECIFIC__ @@ -354,6 +406,10 @@ make_stub(swapoff) make_stub(swapon) #endif +#ifndef __NR_symlink +make_stub(symlink) +#endif + #if !defined __NR_sync_file_range && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(sync_file_range) #endif @@ -382,6 +438,19 @@ make_stub(timerfd_settime) make_stub(timerfd_gettime) #endif +#ifndef __NR_utimensat +make_stub(futimens) +make_stub(utimensat) +# ifndef __NR_lutimes +make_stub(lutimes) +# endif +#endif + +#if !defined __NR_utime && !defined __NR_utimes +/*make_stub(utime) obsoleted */ +make_stub(utimes) +#endif + #if !defined __NR_umount && !defined __NR_umount2 && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(umount) #endif @@ -394,19 +463,11 @@ make_stub(umount2) make_stub(unshare) #endif -#ifndef __NR_utimensat -make_stub(futimens) -make_stub(utimensat) -# ifndef __NR_lutimes -make_stub(lutimes) -# endif -#endif - #if !defined __NR_vhangup && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(vhangup) #endif -#ifndef __NR_vmsplice +#if !defined __NR_vmsplice && defined __UCLIBC_LINUX_SPECIFIC__ make_stub(vmsplice) #endif |