diff options
Diffstat (limited to 'libc/sysdeps')
| -rw-r--r-- | libc/sysdeps/linux/common/syscalls.c | 109 |
1 files changed, 62 insertions, 47 deletions
diff --git a/libc/sysdeps/linux/common/syscalls.c b/libc/sysdeps/linux/common/syscalls.c index c44959632..5856ce714 100644 --- a/libc/sysdeps/linux/common/syscalls.c +++ b/libc/sysdeps/linux/common/syscalls.c @@ -271,12 +271,18 @@ int setuid(uid_t uid) #endif //#define __NR_getuid 24 -#ifdef L_getuid +#ifdef L___syscall_getuid #include <unistd.h> #if defined (__alpha__) #define __NR_getuid __NR_getxuid #endif -_syscall0(uid_t, getuid); +#define __NR___syscall_getuid __NR_getuid +static inline +_syscall0(int, __syscall_getuid); +uid_t getuid(void) +{ + return(__syscall_getuid()); +} #endif //#define __NR_stime 25 @@ -520,21 +526,33 @@ int setgid(gid_t gid) #endif //#define __NR_getgid 47 -#ifdef L_getgid +#ifdef L___syscall_getgid #include <unistd.h> +#define __NR___syscall_getgid __NR_getgid #if defined (__alpha__) #define __NR_getgid __NR_getxgid #endif -_syscall0(gid_t, getgid); +static inline +_syscall0(int, __syscall_getgid); +gid_t getgid(void) +{ + return(__syscall_getgid()); +} #endif //#define __NR_signal 48 //#define __NR_geteuid 49 -#ifdef L_geteuid +#ifdef L___syscall_geteuid #include <unistd.h> # ifdef __NR_geteuid - _syscall0(uid_t, geteuid); +#define __NR___syscall_geteuid __NR_geteuid + static inline + _syscall0(int, __syscall_geteuid); + uid_t geteuid(void) + { + return(__syscall_geteuid()); + } # else uid_t geteuid(void) { @@ -544,10 +562,16 @@ _syscall0(gid_t, getgid); #endif //#define __NR_getegid 50 -#ifdef L_getegid +#ifdef L___syscall_getegid #include <unistd.h> # ifdef __NR_getegid - _syscall0(gid_t, getegid); +#define __NR___syscall_getegid __NR_getegid +static inline +_syscall0(int, __syscall_getegid); +gid_t getegid(void) +{ + return(__syscall_getegid()); +} # else gid_t getegid(void) { @@ -592,24 +616,25 @@ _syscall3(int, __syscall_ioctl, int, fd, int, request, void *, arg); #endif //#define __NR_fcntl 55 -#ifdef L__fcntl +#ifdef L___syscall_fcntl #include <stdarg.h> #include <fcntl.h> -#define __NR__fcntl __NR_fcntl -extern int _fcntl(int fd, int cmd, long arg); - -_syscall3(int, _fcntl, int, fd, int, cmd, long, arg); - -int __libc_fcntl(int fd, int command, ...) +#define __NR___syscall_fcntl __NR_fcntl +static inline +_syscall3(int, __syscall_fcntl, int, fd, int, cmd, long, arg); +int __libc_fcntl(int fd, int cmd, ...) { long arg; va_list list; - - va_start(list, command); + if (cmd == F_GETLK64 || cmd == F_SETLK64 || cmd == F_SETLKW64) + { + __set_errno(ENOSYS); + return -1; + } + va_start(list, cmd); arg = va_arg(list, long); - va_end(list); - return _fcntl(fd, command, arg); + return(__syscall_fcntl(fd, cmd, arg)); } weak_alias(__libc_fcntl, fcntl) #endif @@ -862,7 +887,7 @@ int getgroups(int n, gid_t *groups) ngids = __syscall_getgroups(n, kernel_groups); if (n != 0 && ngids > 0) { for (i = 0; i < ngids; i++) { - (groups)[i] = kernel_groups[i]; + groups[i] = kernel_groups[i]; } } return ngids; @@ -1416,9 +1441,15 @@ weak_alias(_newselect, select); #endif //#define __NR_flock 143 -#ifdef L_flock +#ifdef L___syscall_flock #include <sys/file.h> -_syscall2(int,flock,int,fd, int,operation); +#define __NR___syscall_flock __NR_flock +static inline +_syscall2(int, __syscall_flock, int, fd, int, operation); +int flock(int fd, int operation) +{ + return(__syscall_flock(fd, operation)); +} #endif //#define __NR_msync 144 @@ -2042,41 +2073,25 @@ _syscall3(int, madvise, void*, __addr, size_t, __len, int, __advice); // See getdents64.c //#define __NR_fcntl64 221 -#ifdef L__fcntl64 +#ifdef L___syscall_fcntl64 #ifdef __UCLIBC_HAS_LFS__ #include <stdarg.h> #include <fcntl.h> -#ifdef __NR_fcntl64 -#define __NR__fcntl64 __NR_fcntl64 -extern int _fcntl64(int fd, int cmd, long arg); - -_syscall3(int, _fcntl64, int, fd, int, cmd, long, arg); - -int fcntl64(int fd, int command, ...) +#define __NR___syscall_fcntl64 __NR_fcntl64 +static inline +_syscall3(int, __syscall_fcntl64, int, fd, int, cmd, long, arg); +int __libc_fcntl64(int fd, int cmd, ...) { long arg; va_list list; - - va_start(list, command); + va_start(list, cmd); arg = va_arg(list, long); - va_end(list); - return _fcntl64(fd, command, arg); + return(__syscall_fcntl64(fd, cmd, arg)); } +weak_alias(__libc_fcntl64, fcntl64) #else -extern int _fcntl(int fd, int cmd, long arg); -int fcntl64(int fd, int command, ...) -{ - long arg; - va_list list; - - va_start(list, command); - arg = va_arg(list, long); - - va_end(list); - return _fcntl(fd, command, arg); -} -#endif +weak_alias(__libc_fcntl64, __libc_fcntl) #endif #endif |