diff options
Diffstat (limited to 'lib/libc/alpha/SYS.h')
| -rw-r--r-- | lib/libc/alpha/SYS.h | 35 |
1 files changed, 13 insertions, 22 deletions
diff --git a/lib/libc/alpha/SYS.h b/lib/libc/alpha/SYS.h index 923300b..d53e1fb 100644 --- a/lib/libc/alpha/SYS.h +++ b/lib/libc/alpha/SYS.h @@ -83,50 +83,41 @@ END(label); * Design note: * * The macros PSYSCALL() and PRSYSCALL() are intended for use where a - * syscall needs to be renamed in the threaded library. When building - * a normal library, they default to the traditional SYSCALL() and - * RSYSCALL(). This avoids the need to #ifdef _THREAD_SAFE everywhere - * that the renamed function needs to be called. + * syscall needs to be renamed in the threaded library. */ -#ifdef _THREAD_SAFE /* - * For the thread_safe versions, we prepend _thread_sys_ to the function + * For the thread_safe versions, we prepend __sys_ to the function * name so that the 'C' wrapper can go around the real name. */ +#define PNAME(name) __CONCAT(__sys_,name) + #define PCALL(name) \ - CALL(___CONCAT(_thread_sys_,name)) + CALL(PNAME(name)) #define PLEAF(name, args) \ -LEAF(___CONCAT(_thread_sys_,name),args) +LEAF(PNAME(name),args) #define PEND(name) \ -END(___CONCAT(_thread_sys_,name)) +END(PNAME(name)) #define PSYSCALL(name) \ PLEAF(name,0); /* XXX # of args? */ \ + WEAK_ALIAS(name, PNAME(name)); \ + WEAK_ALIAS(__CONCAT(_,name), PNAME(name)); \ CALLSYS_ERROR(name) #define PRSYSCALL(name) \ PLEAF(name,0); /* XXX # of args? */ \ + WEAK_ALIAS(name, PNAME(name)); \ + WEAK_ALIAS(__CONCAT(_,name), PNAME(name)); \ CALLSYS_ERROR(name) \ RET; \ PEND(name) #define PPSEUDO(label,name) \ PLEAF(label,0); /* XXX # of args? */ \ + WEAK_ALIAS(label, PNAME(label)); \ + WEAK_ALIAS(__CONCAT(_,label), PNAME(label)); \ CALLSYS_ERROR(name); \ RET; \ PEND(label) - -#else -/* - * The non-threaded library defaults to traditional syscalls where - * the function name matches the syscall name. - */ -#define PSYSCALL(x) SYSCALL(x) -#define PRSYSCALL(x) RSYSCALL(x) -#define PPSEUDO(x,y) PSEUDO(x,y) -#define PLEAF(x,y) LEAF(x,y) -#define PEND(x) END(x) -#define PCALL(x) CALL(x) -#endif |
