func findLocationHelper(t *testing.T, c service.Client, loc string, shouldErr bool, count int, checkAddr uint64) []uint64 {
locs, err := c.FindLocation(api.EvalScope{-1, 0}, loc)
t.Logf("FindLocation(\"%s\") → %v\n", loc, locs)
if shouldErr {
if err == nil {
t.Fatalf("Resolving location <%s> didn't return an error: %v", loc, locs)
}
} else {
if err != nil {
t.Fatalf("Error resolving location <%s>: %v", loc, err)
}
}
if (count >= 0) && (len(locs) != count) {
t.Fatalf("Wrong number of breakpoints returned for location <%s> (got %d, expected %d)", loc, len(locs), count)
}
if checkAddr != 0 && checkAddr != locs[0].PC {
t.Fatalf("Wrong address returned for location <%s> (got %v, epected %v)", loc, locs[0].PC, checkAddr)
}
addrs := make([]uint64, len(locs))
for i := range locs {
addrs[i] = locs[i].PC
}
return addrs
}
func setBreakpoint(client service.Client, tracepoint bool, args ...string) error {
if len(args) < 1 {
return fmt.Errorf("address required, specify either a function name or <file:line>")
}
requestedBp := &api.Breakpoint{}
for i := 1; i < len(args); i++ {
switch args[i] {
case "-stack":
i++
n, err := strconv.Atoi(args[i])
if err != nil {
return fmt.Errorf("argument of -stack must be a number")
}
requestedBp.Stacktrace = n
case "-goroutine":
requestedBp.Goroutine = true
default:
requestedBp.Variables = append(requestedBp.Variables, args[i])
}
}
requestedBp.Tracepoint = tracepoint
locs, err := client.FindLocation(args[0])
if err != nil {
return err
}
thing := "Breakpoint"
if tracepoint {
thing = "Tracepoint"
}
for _, loc := range locs {
requestedBp.Addr = loc.PC
bp, err := client.CreateBreakpoint(requestedBp)
if err != nil {
return err
}
fmt.Printf("%s %d set at %#v for %s %s:%d\n", thing, bp.ID, bp.Addr, bp.FunctionName, bp.File, bp.Line)
}
return nil
}
func listCommand(client service.Client, args ...string) error {
if len(args) == 0 {
state, err := client.GetState()
if err != nil {
return err
}
printcontext(state)
return nil
}
locs, err := client.FindLocation(api.EvalScope{-1, 0}, args[0])
if err != nil {
return err
}
if len(locs) > 1 {
return debugger.AmbiguousLocationError{Location: args[0], CandidatesLocation: locs}
}
printfile(locs[0].File, locs[0].Line, false)
return nil
}