predef.doc

来自「开放源码的编译器open watcom 1.6.0版的源代码」· DOC 代码 · 共 61 行

This is a summary of the pre-defined variables that may be used in expressions.

dbg$radix
    - value of the last radix set by the user
dbg$monitor
    - 0 if mono monitor, 1 if color
dbg$psp
    - SEE OLD MANUAL
dbg$pid
    - SEE OLD MANUAL
dbg$remote
    - 1 if /remote option used, 0 otherwise
dbg$code
    - the address of the code last udner the cursor
dbg$data
    - the address last data examined
dbg$cpu
    - 0 if running on an 8086,
    - 1 if running on a 80186,
    - 2 if running on a 286,
    - 3 if running on a 386,
    - 4 if running on a 486,
    - 5 if running on a Pentium.
dbg$fpu
    - -1 if running with a floating point emulator.
    - 0 if no coprocessor or emulator present.
    - 1 if running on an 8087.
    - 2 if running on a 287.
    - 3 if running on a 387.
    - 3 if running on a 487.
    - 3 if running on a Pentium.
dbg$os
    - 1:  if debugging a DOS application
    - 2:  if debugging an OS2 application
    - 3:  if debugging a PHARLAP application
    - 4:  if debugging an ECLIPSE application
    - 5:  if debugging a NW386 application
    - 6:  if debugging a QNX application
    - 7:  if debugging a DOS4G application
    - 8:  if debugging a WINDOWS application
    - 9:  if debugging a PENPOINT application
    - 10: if debugging an NT application
    - 11: if debugging an AUTOCAD application
dbg$32
    - 0 if debugging a 16-bit application
    - 1 if debugging a 32-bit application
dbg$etid
    - the thread id of the last thread which executed
dbg$ctid
    - the thread id of the thread the current thread
dbg$ip
    - the value of CS:IP (16-bit apps) or CS:EIP (32-bit apps)
dbg$sp
    - the value of SS:SP (16-bit apps) or SS:ESP (32-bit apps)
dbg$bp
    - the value of SS:BP (16-bit apps) or SS:EBP (32-bit apps)
dbg$loaded
    - 1 if application already loaded, 0 otherwise
dbg$WV_TNG
    - 1 if version of debugger >= 10.0, 0 otherwise