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Simplify runtime error reporting and move to platform common source.

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This commit is contained in:
David Brown 2016-11-12 10:20:50 +00:00
parent ed7043324d
commit 716240bdd6
205 changed files with 986 additions and 1063 deletions
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61
src/runtime/Platformwindows.Mod
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@ -526,65 +526,8 @@ END Rename;
(* Process termination *)
PROCEDURE -exit(code: INTEGER) "ExitProcess((UINT)code)";
PROCEDURE Exit*(code: INTEGER);
BEGIN exit(code) END Exit;
PROCEDURE -errstring(s: ARRAY OF CHAR) 'WriteFile((HANDLE)Platform_StdOut, s, s__len-1, 0,0)';
PROCEDURE -errc (c: CHAR) 'WriteFile((HANDLE)Platform_StdOut, &c, 1, 0,0)';
PROCEDURE errch(c: CHAR); BEGIN errc(c) END errch;
PROCEDURE errln; BEGIN errch(0DX); errch(0AX) END errln;
PROCEDURE errposint(l: LONGINT);
BEGIN IF l>10 THEN errposint(l DIV 10) END; errch(CHR(ORD('0') + (l MOD 10))) END errposint;
PROCEDURE errint(l: LONGINT);
BEGIN IF l<0 THEN errch('-'); l := -l END; errposint(l) END errint;
PROCEDURE DisplayHaltCode(code: LONGINT);
BEGIN
CASE code OF
| -1: errstring("Assertion failure.")
| -2: errstring("Index out of range.")
| -3: errstring("Reached end of function without reaching RETURN.")
| -4: errstring("CASE statement: no matching label and no ELSE.")
| -5: errstring("Type guard failed.")
| -6: errstring("Type equality failed.")
| -7: errstring("WITH statement type guard failed.")
| -8: errstring("SHORT: Value too large for shorter type.")
| -9: errstring("Heap interrupted while locked, but lockdepth = 0 at unlock.")
|-10: errstring("NIL access.");
|-11: errstring("Alignment error.");
|-12: errstring("Divide by zero.");
|-13: errstring("Arithmetic overflow/underflow.");
|-14: errstring("Invalid function argument.");
|-15: errstring("Internal error, e.g. Type descriptor size mismatch.")
|-20: errstring("Too many, or negative number of, elements in dynamic array.")
ELSE
END
END DisplayHaltCode;
PROCEDURE Halt*(code: SYSTEM.INT32);
BEGIN
HaltCode := code;
IF HaltHandler # NIL THEN HaltHandler(code) END;
errstring("Terminated by Halt("); errint(code); errstring("). ");
IF code < 0 THEN DisplayHaltCode(code) END;
errln;
exit(SYSTEM.VAL(INTEGER,code));
END Halt;
PROCEDURE AssertFail*(code: SYSTEM.INT32);
BEGIN
errstring("Assertion failure.");
IF code # 0 THEN errstring(" ASSERT code "); errint(code); errstring("."); END;
errln;
exit(SYSTEM.VAL(INTEGER,code));
END AssertFail;
PROCEDURE SetHalt*(p: HaltProcedure);
BEGIN HaltHandler := p; END SetHalt;
PROCEDURE -exit(code: LONGINT) "ExitProcess((UINT)code)";
PROCEDURE Exit*(code: LONGINT); BEGIN exit(code) END Exit;
PROCEDURE -GetConsoleMode(h: FileHandle; VAR m: SYSTEM.INT32): BOOLEAN "GetConsoleMode((HANDLE)h, (DWORD*)m)";