make common posix bindings

diff --git a/src/cpfront/linux/486/Posix/Mod/Csignal.cp b/src/cpfront/linux/486/Posix/Mod/Csignal.cp
index 43100cad52bed7649e09e711a7a2e829decbed41..1e2c77df9f1676389a6a96c9d83af39d875597bc 100644 (file)
--- a/src/cpfront/linux/486/Posix/Mod/Csignal.cp
+++ b/src/cpfront/linux/486/Posix/Mod/Csignal.cp
@@ -101,8 +101,6 @@ MODULE PosixCsignal ['signal.h'];
     SIGTTOU* = 22;
     SIGUSR1* = 10;
     SIGUSR2* = 12;
-    SIGPOLL* = 29;
-    SIGPROF* = 27;
     SIGSYS* = 31;
     SIGTRAP* = 5;
     SIGURG* = 23;
@@ -122,9 +120,9 @@ MODULE PosixCsignal ['signal.h'];
   TYPE
     Pstruct_sigaction* = POINTER TO struct_sigaction;
     struct_sigaction* ['struct sigaction'] = RECORD [noalign] (* 140 *)
-      handler*: RECORD [union] (* 4 *)
-        sa_handler*: PROCEDURE [ccall] (sig: int); (* 0+4 *)
-        sa_sigaction*: PROCEDURE [ccall] (sig: int; IN siginfo: siginfo_t; context: PosixCtypes.Pvoid); (* 0+4 *)
+      handler* ["/*handler"]: RECORD [union] (* 4 *)
+        sa_handler* ["*/sa_handler"]: PROCEDURE [ccall] (sig: int); (* 0+4 *)
+        sa_sigaction* ["*/sa_sigaction"]: PROCEDURE [ccall] (sig: int; IN siginfo: siginfo_t; context: PosixCtypes.Pvoid); (* 0+4 *)
       END; (* 0+4 *)
       sa_mask*: sigset_t; (* 4+128 *)
       sa_flags*: int; (* 132+4 *)
@@ -141,7 +139,6 @@ MODULE PosixCsignal ['signal.h'];
     SA_RESETHAND* = -2147483648;
     SA_RESTART* = 268435456;
     SA_SIGINFO* = 4;
-    SA_NOCLDWAIT* = 2;
     SA_NODEFER* = 1073741824;
     SS_ONSTACK* = 1;
     SS_DISABLE* = 2;
@@ -207,49 +204,32 @@ MODULE PosixCsignal ['signal.h'];
       ss_size*: size_t; (* 8+4 *)
     END;
 
-  TYPE
-    P_siginfo_t* = POINTER TO _siginfo_t;
-    _siginfo_t* ['siginfo_t'] = RECORD [noalign] (* 128 *)
-      si_signo*: int; (* 0+4 *)
-      si_errno*: int; (* 4+4 *)
-      si_code*: int; (* 8+4 *)
-      si_pid*: pid_t; (* 12+4 *)
-      si_addr*: PosixCtypes.Pvoid; (* 12+4 *)
-      si_band*: long; (* 12+4 *)
-      si_uid*: uid_t; (* 16+4 *)
-      si_status*: int; (* 20+4 *)
-      si_value*: union_sigval; (* 20+4 *)
-    END;
-
   TYPE
     Psiginfo_t* = POINTER TO siginfo_t;
     siginfo_t* ['siginfo_t'] = RECORD [noalign] (* 128 *)
       si_signo*: int; (* 0+4 *)
       si_errno*: int; (* 4+4 *)
       si_code*: int; (* 8+4 *)
-      info*: RECORD [union] (* 12 *)
+      info* ["/*info"]: RECORD [union] (* 12 *)
         sigill*: RECORD [noalign] (* 4 *)
-          si_addr*: PosixCtypes.Pvoid; (* 0+4 *)
+          si_addr* ["*/si_addr"]: PosixCtypes.Pvoid; (* 0+4 *)
         END; (* 0+4 *)
         sigfpe*: RECORD [noalign] (* 4 *)
-          si_addr*: PosixCtypes.Pvoid; (* 0+4 *)
+          si_addr* ["*/si_addr"]: PosixCtypes.Pvoid; (* 0+4 *)
         END; (* 0+4 *)
         sigsegv*: RECORD [noalign] (* 4 *)
-          si_addr*: PosixCtypes.Pvoid; (* 0+4 *)
+          si_addr* ["*/si_addr"]: PosixCtypes.Pvoid; (* 0+4 *)
         END; (* 0+4 *)
         sigbus*: RECORD [noalign] (* 4 *)
-          si_addr*: PosixCtypes.Pvoid; (* 0+4 *)
+          si_addr* ["*/si_addr"]: PosixCtypes.Pvoid; (* 0+4 *)
         END; (* 0+4 *)
         sigchld*: RECORD [noalign] (* 12 *)
-          si_pid*: pid_t; (* 0+4 *)
-          si_uid*: uid_t; (* 4+4 *)
-          si_status*: int; (* 8+4 *)
+          si_pid* ["*/si_pid"]: pid_t; (* 0+4 *)
+          si_uid* ["*/si_uid"]: uid_t; (* 4+4 *)
+          si_status* ["*/si_status"]: int; (* 8+4 *)
         END; (* 0+12 *)
-        sigpoll*: RECORD [noalign] (* 4 *)
-          si_band*: long; (* 0+4 *)
-        END; (* 0+4 *)
         other*: RECORD [noalign] (* 4 *)
-          si_value*: union_sigval; (* 0+4 *)
+          si_value* ["*/si_value"]: union_sigval; (* 0+4 *)
         END; (* 8+4 *)
       END; (* 12+12 *)
     END;
@@ -291,14 +271,6 @@ MODULE PosixCsignal ['signal.h'];
     CLD_STOPPED* = 5;
     CLD_CONTINUED* = 6;
 
-  CONST
-    POLL_IN* = 1;
-    POLL_OUT* = 2;
-    POLL_MSG* = 3;
-    POLL_ERR* = 4;
-    POLL_PRI* = 5;
-    POLL_HUP* = 6;
-
   CONST
     SI_USER* = 0;
     SI_QUEUE* = -1;
@@ -311,7 +283,7 @@ MODULE PosixCsignal ['signal.h'];
   PROCEDURE [ccall] psiginfo* (IN pinfo: siginfo_t; IN [nil] s: ARRAY [untagged] OF SHORTCHAR);
   PROCEDURE [ccall] psignal* (sig: int; IN [nil] s: ARRAY [untagged] OF SHORTCHAR);
   PROCEDURE [ccall] pthread_kill* (thread: pthread_t; sig: int): int;
-  PROCEDURE [ccall] pthread_sigmask* (how: int; IN [nil] set: sigset_t; VAR [nil] oldset: sigset_t): int;
+  PROCEDURE [ccall] pthread_sigmask* (how: int; VAR [nil] set: sigset_t; VAR [nil] oldset: sigset_t): int;
   PROCEDURE [ccall] raise* (sig: int): int;
   PROCEDURE [ccall] sigaction* (sig: int; IN [nil] act: struct_sigaction; VAR [nil] oact: struct_sigaction): int;
   PROCEDURE [ccall] sigaddset* (VAR set: sigset_t; signum: int): int;
@@ -319,18 +291,13 @@ MODULE PosixCsignal ['signal.h'];
   PROCEDURE [ccall] sigdelset* (VAR set: sigset_t; signum: int): int;
   PROCEDURE [ccall] sigemptyset* (VAR set: sigset_t): int;
   PROCEDURE [ccall] sigfillset* (VAR set: sigset_t): int;
-  PROCEDURE [ccall] sighold* (sig: int): int;
-  PROCEDURE [ccall] sigignore* (sig: int): int;
-  PROCEDURE [ccall] siginterrupt* (sig, flag: int): int;
-  PROCEDURE [ccall] sigismember* (IN set: sigset_t; signum: int): int;
-  PROCEDURE [ccall] sigpause* (sig: int): int;
+  PROCEDURE [ccall] sigismember* (VAR set: sigset_t; signum: int): int;
   PROCEDURE [ccall] sigpending* (VAR set: sigset_t): int;
-  PROCEDURE [ccall] sigprocmask* (how: int; IN [nil] set: sigset_t; VAR [nil] oset: sigset_t): int;
+  PROCEDURE [ccall] sigprocmask* (how: int; VAR [nil] set: sigset_t; VAR [nil] oset: sigset_t): int;
   PROCEDURE [ccall] sigqueue* (pid: pid_t; sig: int; IN value: union_sigval): int;
-  PROCEDURE [ccall] sigrelse* (sig: int): int;
-  PROCEDURE [ccall] sigsuspend* (IN sigmask: sigset_t): int;
-  PROCEDURE [ccall] sigtimedwait* (IN set: sigset_t; VAR [nil] info: siginfo_t; IN timeout: struct_timespec): int;
-  PROCEDURE [ccall] sigwait* (IN set: sigset_t; VAR sig: int): int;
-  PROCEDURE [ccall] sigwaitinfo* (IN set: sigset_t; VAR [nil] info: siginfo_t): int;
+  PROCEDURE [ccall] sigsuspend* (VAR sigmask: sigset_t): int;
+  PROCEDURE [ccall] sigtimedwait* (VAR set: sigset_t; VAR [nil] info: siginfo_t; IN timeout: struct_timespec): int;
+  PROCEDURE [ccall] sigwait* (VAR set: sigset_t; VAR sig: int): int;
+  PROCEDURE [ccall] sigwaitinfo* (VAR set: sigset_t; VAR [nil] info: siginfo_t): int;
 
 END PosixCsignal.

diff --git a/src/cpfront/linux/486/Posix/Mod/Csys_mman.cp b/src/cpfront/linux/486/Posix/Mod/Csys_mman.cp
index 6ff9357cb52c7eba00e59bde7e7b4d4b50edc4f3..d27cecd5a8f00a9dfccfd4ac8b4e866cc2f8ba69 100644 (file)
--- a/src/cpfront/linux/486/Posix/Mod/Csys_mman.cp
+++ b/src/cpfront/linux/486/Posix/Mod/Csys_mman.cp
@@ -51,10 +51,6 @@ MODULE PosixCsys_mman ['sys/mman.h'];
     MS_INVALIDATE* = 2;
     MS_SYNC* = 4;
 
-  CONST
-    MCL_CURRENT* = 1;
-    MCL_FUTURE* = 2;
-
   CONST
     MAP_FAILED* = -1;
 
@@ -71,12 +67,10 @@ MODULE PosixCsys_mman ['sys/mman.h'];
     size_t* = PosixCsys_types.size_t;
 
   PROCEDURE [ccall] mlock* (addr: PosixCtypes.Pvoid; len: size_t): int;
-  PROCEDURE [ccall] mlockall* (flags: int): int;
   PROCEDURE [ccall] mmap* (addr: PosixCtypes.Pvoid; len: size_t; prot, flags, fildes: int; off: off_t): PosixCtypes.Pvoid;
   PROCEDURE [ccall] mprotect* (addr: PosixCtypes.Pvoid; len: size_t; prot: int): int;
   PROCEDURE [ccall] msync* (addr: PosixCtypes.Pvoid; len: size_t; flags: int): int;
   PROCEDURE [ccall] munlock* (addr: PosixCtypes.Pvoid; len: size_t): int;
-  PROCEDURE [ccall] munlockall* (): int;
   PROCEDURE [ccall] munmap* (addr: PosixCtypes.Pvoid; len: size_t): int;
   PROCEDURE [ccall] posix_madvise* (addr: PosixCtypes.Pvoid; len: size_t; advice: int): int;
   PROCEDURE [ccall] posix_mem_offset* (addr: PosixCtypes.Pvoid; len: size_t; VAR off: off_t; VAR contng_len: size_t; VAR fildes: int): int;

diff --git a/src/cpfront/posix/generic/System/Mod/Kernel.cp b/src/cpfront/posix/generic/System/Mod/Kernel.cp
index bf9e33d9a4f94021cbdae310e7884ba6d5e9a673..7c2c0bf26f9052a1bf73235b000c60cb52b07596 100644 (file)
--- a/src/cpfront/posix/generic/System/Mod/Kernel.cp
+++ b/src/cpfront/posix/generic/System/Mod/Kernel.cp
@@ -203,8 +203,8 @@ MODULE Kernel;
     trapCount-: INTEGER;
     err-, pc-, sp-, fp-, stack-, val-: INTEGER;
 
-    isTry: BOOLEAN;
-    startEnv: setjmp.sigjmp_buf;
+    isTry, checkReadable: BOOLEAN;
+    startEnv, checkReadableEnv: setjmp.sigjmp_buf;
     tryEnv: setjmp.jmp_buf;
     startDLink, tryDLink: DLink;
 
@@ -538,11 +538,24 @@ MODULE Kernel;
   PROCEDURE^ Try* (h: TryHandler; a, b, c: INTEGER);
 
   PROCEDURE IsReadable* (from, to: INTEGER): BOOLEAN;
-    VAR i: INTEGER;
+    VAR r: BOOLEAN; res: setjmp.int; i: INTEGER; x: BYTE;
   BEGIN
-    i := trapCount;
-    Try(TryRead, from, to, 0);
-    RETURN trapCount = i
+    r := checkReadable;
+    checkReadable := TRUE;
+    res := setjmp.sigsetjmp(checkReadableEnv, 1);
+    IF res = 0 THEN
+      IF from <= to THEN
+        FOR i := from TO to DO
+          S.GET(i, x)
+        END
+      ELSE
+        FOR i := to TO from BY -1 DO
+          S.GET(i, x)
+        END
+      END
+    END;
+    checkReadable := r;
+    RETURN res = 0
   END IsReadable;
 
   (* --------------------- NEW implementation (portable) -------------------- *)
@@ -1754,20 +1767,21 @@ MODULE Kernel;
     stdlib.abort
   END Trap;
 
-  PROCEDURE [ccall] TrapHandler (signo: signal.int; IN _info: signal.siginfo_t; context: ADDRESS);
-    TYPE SigInfo = POINTER [untagged] TO signal._siginfo_t;
-    VAR res: signal.int; info: SigInfo;
+  PROCEDURE [ccall] TrapHandler (signo: signal.int; IN info: signal.siginfo_t; context: ADDRESS);
+    VAR res: signal.int;
   BEGIN
-    info := S.VAL(SigInfo, S.ADR(_info)); (* !!! hack for CPfront *)
+    IF checkReadable THEN
+      setjmp.siglongjmp(checkReadableEnv, 1)
+    END;
     IF trapped THEN
       DefaultTrapViewer;
       IF ~secondTrap THEN trapped := FALSE; secondTrap := TRUE END
     END;
-    err := -signo; pc := 0; sp := 0; fp := 0; stack := 0; val := 0;
+    err := -signo; pc := 0; sp := 0; fp := 0; stack := baseStack; val := 0;
     CASE signo OF
     | signal.SIGFPE:
-        pc := info.si_addr;
         val := info.si_code;
+        pc := info.info.sigfpe.si_addr;
         CASE info.si_code OF
         | signal.FPE_INTDIV: err := 139 (* division by zero *)
         | signal.FPE_INTOVF: err := 138 (* integer overflow *)
@@ -1783,13 +1797,13 @@ MODULE Kernel;
         val := info.si_code;
         err := 200 (* keyboard interrupt *)
     | signal.SIGSEGV:
-        val := info.si_addr;
+        val := info.info.sigsegv.si_addr;
         err := 203 (* illigal read *)
     | signal.SIGBUS:
-        val := info.si_addr;
+        val := info.info.sigbus.si_addr;
         err := 10001H (* bus error *)
     | signal.SIGILL:
-        pc := info.si_addr;
+        pc := info.info.sigill.si_addr;
         err := 202; (* illigal instruction *)
         IF IsReadable(pc, pc + 4) THEN
           S.GET(pc, val)
@@ -1801,7 +1815,6 @@ MODULE Kernel;
     (* !!! InitFPU *)
     TrapCleanup;
     IF isTry THEN
-      SetDLink(tryDLink);
       setjmp._longjmp(tryEnv, 1)
     END;
     IF (err = 128) OR (err = 200) & ~intTrap THEN (* do nothing *)
@@ -1811,7 +1824,6 @@ MODULE Kernel;
     END;
     trapped := FALSE; secondTrap := FALSE;
     IF restart # NIL THEN
-      SetDLink(startDLink);
       setjmp.siglongjmp(startEnv, 1)
     END;
     stdlib.abort