pointers.exp

这个是LINUX下的GDB调度工具的源码

send_gdb "print (*rptr)\[2\]\n"
gdb_expect {
    -re ".*= 2.*$gdb_prompt $" {
        pass "print array element through pointer"
      }
    -re ".*$gdb_prompt $" { fail "print array element through pointer" }
    timeout           { fail "(timeout) print array element through pointer" }    
  }

gdb_test "set variable rptr = rptr+1" "" "increment rptr"

send_gdb "print (*rptr)\[0\]\n"
gdb_expect {
    -re ".*= 3.*$gdb_prompt $" {
        pass "print array element through pointer"
      }
    -re ".*$gdb_prompt $" { fail "print array element through pointer" }
    timeout           { fail "(timeout) print array element through pointer" }    
  }


send_gdb "print (*rptr)\[1\]\n"
gdb_expect {
    -re ".*= 4.*$gdb_prompt $" {
        pass "print array element through pointer"
      }
    -re ".*$gdb_prompt $" { fail "print array element through pointer" }
    timeout           { fail "(timeout) print array element through pointer" }    
  }


send_gdb "print (*rptr)\[2\]\n"
gdb_expect {
    -re ".*= 5.*$gdb_prompt $" {
        pass "print array element through pointer"
      }
    -re ".*$gdb_prompt $" { fail "print array element through pointer" }
    timeout           { fail "(timeout) print array element through pointer" }    
  }


send_gdb "print *( *(matrix+1) +2)\n"
gdb_expect {
    -re ".*= 5.*$gdb_prompt $" {
        pass "print array element w/ pointer arithmetic"
      }
    -re ".*$gdb_prompt $" { fail "print array element w/ pointer arithemtic" }
    timeout           { fail "(timeout) print array element w/ pointer arithmetic" }    
  }


send_gdb "print **ptr_to_ptr_to_float\n"
gdb_expect {
    -re ".*= 100.*$gdb_prompt $" {
        pass "print through ptr to ptr"
      }
    -re ".*$gdb_prompt $" { fail "print through ptr to ptr" }
    timeout           { fail "(timeout) print through ptr to ptr" }    
  }

# tests for pointers 
# with elementary type variables and pointers.
# 

send_gdb "break marker1\n" ; gdb_expect -re ".*$gdb_prompt $"

send_gdb "cont\n"
gdb_expect {
    -re "Break.* marker1 \\(\\) at .*:$decimal.*$gdb_prompt $" {
	pass "continue to marker1"
	send_gdb "up\n"
	gdb_expect {
	    -re ".*more_code.*$gdb_prompt $" {
		pass "up from marker1"
	    }
	    -re ".*$gdb_prompt $" {
		fail "up from marker1"
	    }
	    timeout { fail "up from marker1 (timeout)" }
	}
    }
    -re "$gdb_prompt $" {
	fail "continue to marker1"
    }
    timeout {
	fail "continue to marker1 (timeout)"
    }
}


send_gdb "print *pUC\n"
gdb_expect {
    -re ".\[0-9\]* = 21 \'.025\'.*$gdb_prompt $" {
        pass "print value of *pUC"
      }
    -re ".*$gdb_prompt $" { fail "print value of *pUC" }
    timeout           { fail "(timeout) print value of *pUC" }
  }


send_gdb "ptype pUC\n"
gdb_expect {
    -re "type = unsigned char \\*.*$gdb_prompt $"  { pass "ptype pUC" }
    -re ".*$gdb_prompt $"   {  fail "ptype pUC" }
    timeout             { fail "(timeout) ptype pUC" }
}

send_gdb "print *pS\n"
gdb_expect {
    -re ".\[0-9\]* = -14.*$gdb_prompt $" {
        pass "print value of *pS"
      }
    -re ".*$gdb_prompt $" { fail "print value of *pS" }
    timeout           { fail "(timeout) print value of *pS" }
  }


send_gdb "ptype pS\n"
gdb_expect {
    -re "type = short \\*.*$gdb_prompt $"  { pass "ptype pS" }
    -re "type = short int \\*.*$gdb_prompt $"  { pass "ptype pS" }
    -re ".*$gdb_prompt $"   {  fail "ptype pS" }
    timeout             { fail "(timeout) ptype pS" }
}

send_gdb "print *pUS\n"
gdb_expect {
    -re ".\[0-9\]* = 7.*$gdb_prompt $" {
        pass "print value of *pUS"
      }
    -re ".*$gdb_prompt $" { fail "print value of *pUS" }
    timeout           { fail "(timeout) print value of *pUS" }
  }


send_gdb "ptype pUS\n"
gdb_expect {
    -re "type = unsigned short \\*.*$gdb_prompt $"  { pass "ptype pUS" }
    -re "type = short unsigned int \\*.*$gdb_prompt $"  { pass "ptype pUS" }
    -re ".*$gdb_prompt $"   {  fail "ptype pUS" }
    timeout             { fail "(timeout) ptype pUS" }
}

send_gdb "print *pI\n"
gdb_expect {
    -re ".\[0-9\]* = 102.*$gdb_prompt $" {
        pass "print value of *pI"
      }
    -re ".*$gdb_prompt $" { fail "print value of *pI" }
    timeout           { fail "(timeout) print value of *pI" }
  }


send_gdb "ptype pI\n"
gdb_expect {
    -re "type = int \\*.*$gdb_prompt $"  { pass "ptype pI" }
    -re ".*$gdb_prompt $"   {  fail "ptype pI" }
    timeout             { fail "(timeout) ptype pI" }
}

send_gdb "print *pUI\n"
gdb_expect {
    -re ".\[0-9\]* = 1002.*$gdb_prompt $" {
        pass "print value of *pUI"
      }
    -re ".*$gdb_prompt $" { fail "print value of *pUI" }
    timeout           { fail "(timeout) print value of *pUI" }
  }


send_gdb "ptype pUI\n"
gdb_expect {
    -re "type = unsigned int \\*.*$gdb_prompt $"  { pass "ptype pUI" }
    -re ".*$gdb_prompt $"   {  fail "ptype pUI" }
    timeout             { fail "(timeout) ptype pUI" }
}

send_gdb "print *pL\n"
gdb_expect {
    -re ".\[0-9\]* = -234.*$gdb_prompt $" {
        pass "print value of *pL"
      }
    -re ".*$gdb_prompt $" { fail "print value of *pL" }
    timeout           { fail "(timeout) print value of *pL" }
  }


send_gdb "ptype pL\n"
gdb_expect {
    -re "type = long \\*.*$gdb_prompt $"  { pass "ptype pL" }
    -re "type = long int \\*.*$gdb_prompt $"  { pass "ptype pL" }
    -re ".*$gdb_prompt $"   {  fail "ptype pL" }
    timeout             { fail "(timeout) ptype pL" }
}

send_gdb "print *pUL\n"
gdb_expect {
    -re ".\[0-9\]* = 234.*$gdb_prompt $" {
        pass "print value of *pUL"
      }
    -re ".*$gdb_prompt $" { fail "print value of *pUL" }
    timeout           { fail "(timeout) print value of *pUL" }
  }


send_gdb "ptype pUL\n"
gdb_expect {
    -re "type = unsigned long \\*.*$gdb_prompt $"  { pass "ptype pUL" }
    -re "type = long unsigned int \\*.*$gdb_prompt $"  { pass "ptype pUL" }
    -re ".*$gdb_prompt $"   {  fail "ptype pUL" }
    timeout             { fail "(timeout) ptype pUL" }
}

send_gdb "print *pF\n"
gdb_expect {
    -re ".\[0-9\]* = 1.2\[0-9\]*e\\+10.*$gdb_prompt $" {
        pass "print value of *pF"
      }
    -re ".*$gdb_prompt $" { fail "print value of *pF" }
    timeout           { fail "(timeout) print value of *pF" }
  }


send_gdb "ptype pF\n"
gdb_expect {
    -re "type = float \\*.*$gdb_prompt $"  { pass "ptype pF" }
    -re ".*$gdb_prompt $"   {  fail "ptype pF" }
    timeout             { fail "(timeout) ptype pF" }
}

send_gdb "print *pD\n"
gdb_expect {
    -re ".\[0-9\]* = -1.2\[0-9\]*e\\-37.*$gdb_prompt $" {
        pass "print value of *pD"
      }
    -re ".*$gdb_prompt $" { fail "print value of *pD" }
    timeout           { fail "(timeout) print value of *pD" }
  }


send_gdb "ptype pD\n"
gdb_expect {
    -re "type = double \\*.*$gdb_prompt $"  { pass "ptype pD" }
    -re ".*$gdb_prompt $"   {  fail "ptype pD" }
    timeout             { fail "(timeout) ptype pD" }
}

send_gdb "print ******ppppppC\n"
gdb_expect {
    -re ".\[0-9\]* = 65 \'A\'.*$gdb_prompt $" {
        pass "print value of ******ppppppC"
      }
    -re ".*$gdb_prompt $" { fail "print value of ******ppppppC" }
    timeout           { fail "(timeout) print value of ******ppppppC" }
  }


send_gdb "ptype pC\n"
gdb_expect {
    -re "type = char \\*.*$gdb_prompt $"  { pass "ptype pC" }
    -re ".*$gdb_prompt $"   {  fail "ptype pC" }
    timeout             { fail "(timeout) ptype pC" }
}

send_gdb "ptype ppC\n"
gdb_expect {
    -re "type = char \\*\\*.*$gdb_prompt $"  { pass "ptype ppC" }
    -re ".*$gdb_prompt $"   {  fail "ptype ppC" }
    timeout             { fail "(timeout) ptype ppC" }
}

send_gdb "ptype pppC\n"
gdb_expect {
    -re "type = char \\*\\*\\*.*$gdb_prompt $"  { pass "ptype pppC" }
    -re ".*$gdb_prompt $"   {  fail "ptype pppC" }
    timeout             { fail "(timeout) ptype pppC" }
}

send_gdb "ptype ppppC\n"
gdb_expect {
    -re "type = char \\*\\*\\*\\*.*$gdb_prompt $"  { pass "ptype ppppC" }
    -re ".*$gdb_prompt $"   {  fail "ptype ppppC" }
    timeout             { fail "(timeout) ptype ppppC" }
}

send_gdb "ptype pppppC\n"
gdb_expect {
    -re "type = char \\*\\*\\*\\*\\*.*$gdb_prompt $"  { pass "ptype pppppC" }
    -re ".*$gdb_prompt $"   {  fail "ptype pppppC" }
    timeout             { fail "(timeout) ptype pppppC" }
}

send_gdb "ptype ppppppC\n"
gdb_expect {
    -re "type = char \\*\\*\\*\\*\\*\\*.*$gdb_prompt $"  { pass "ptype ppppppC" }
    -re ".*$gdb_prompt $"   {  fail "ptype ppppppC" }
    timeout             { fail "(timeout) ptype ppppppC" }
}