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engine.cpp
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engine.cpp
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#include <stdio.h>
#include <ctype.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <termios.h>
#include "lldbmi2.h"
#include "log.h"
#include "engine.h"
#include "events.h"
#include "frames.h"
#include "variables.h"
#include "names.h"
#include "test.h"
extern LIMITS limits;
void initializeSB (STATE *pstate)
{
logprintf (LOG_TRACE, "initializeSB (0x%x)\n", pstate);
SBDebugger::Initialize();
pstate->debugger = SBDebugger::Create();
pstate->debugger.SetAsync (true);
pstate->listener = pstate->debugger.GetListener();
}
void terminateSB ()
{
logprintf (LOG_TRACE, "terminateSB\n");
waitProcessListener ();
SBDebugger::Terminate();
}
// command interpreter
// decode the line in input
// execute the command
// respond on stdout
int
fromCDT (STATE *pstate, const char *commandLine, int linesize) // from cdt
{
logprintf (LOG_NONE, "fromCDT (0x%x, ..., %d)\n", pstate, linesize);
char *endofline;
StringB cdtcommandB(BIG_LINE_MAX);
int dataflag;
char programpath[LINE_MAX];
int nextarg;
CDT_COMMAND cc;
static SBTarget target;
static SBLaunchInfo launchInfo(NULL);
dataflag = MORE_DATA;
logdata (LOG_CDT_IN|LOG_RAW, commandLine, strlen(commandLine));
// put CDT input in the big CDT buffer
pstate->cdtbufferB.append(commandLine);
endofline = strstr(pstate->cdtbufferB.c_str(), "\n");
if (endofline != NULL) {
// multiple command in cdtbuffer. take the first one and shift the buffer
int commandsize = endofline+1-pstate->cdtbufferB.c_str();
cdtcommandB.copy (pstate->cdtbufferB.c_str(), commandsize);
pstate->cdtbufferB.clear (commandsize); // shift buffered data
if (pstate->cdtbufferB.size()==0)
dataflag = WAIT_DATA;
// remove trailing \r and \n
endofline=strstr(cdtcommandB.c_str(), "\n");
while (endofline>cdtcommandB.c_str() && (*(endofline-1)=='\n' || *(endofline-1)=='\r'))
--endofline;
cdtcommandB.clear(BIG_LIMIT,endofline-cdtcommandB.c_str());
logdata (LOG_CDT_IN, cdtcommandB.c_str(), cdtcommandB.size());
}
else
return WAIT_DATA;
nextarg = evalCDTCommand (pstate, cdtcommandB.c_str(), &cc);
if (nextarg==0) {
}
// MISCELLANOUS COMMANDS
else if (strcmp (cc.argv[0],"-gdb-exit")==0) {
terminateProcess (pstate, AND_EXIT);
}
else if (strcmp(cc.argv[0],"-gdb-version")==0) {
cdtprintf ("~\"%s\"\n", pstate->gdbPrompt);
cdtprintf ("~\"%s\"\n", pstate->lldbmi2Prompt);
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-list-features")==0) {
cdtprintf ("%d^done,%s\n(gdb)\n", cc.sequence,
"features=[\"frozen-varobjs\",\"pending-breakpoints\",\"thread-info\",\"data-read-memory-bytes\",\"breakpoint-notifications\",\"ada-task-info\",\"python\"]");
}
else if (strcmp(cc.argv[0],"-environment-cd")==0) {
// environment-cd /project_path/tests
char path[PATH_MAX];
snprintf (path, sizeof(path), cc.argv[nextarg], pstate->project_loc);
if (strstr(cc.argv[nextarg],"%s")!=NULL)
logprintf (LOG_VARS, "%%s -> %s\n", path);
launchInfo.SetWorkingDirectory (path);
logprintf (LOG_NONE, "cwd=%s pwd=%s\n", path, launchInfo.GetWorkingDirectory());
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"unset")==0) {
// unset env
if (strcmp(cc.argv[nextarg],"env") == 0) {
pstate->envp[0] = NULL;
pstate->envpentries = 0;
pstate->envspointer = pstate->envs;
}
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-gdb-set")==0) {
// -gdb-set args ...
// -gdb-set env LLDB_DEBUGSERVER_PATH = /pro/ll/release/bin/debugserver
// -gdb-set breakpoint pending on
// -gdb-set detach-on-fork on
// -gdb-set python print-stack none
// -gdb-set print object on
// -gdb-set print sevenbit-strings on
// -gdb-set host-charset UTF-8
// -gdb-set target-charset US-ASCII
// -gdb-set target-wide-charset UTF-32
// -gdb-set target-async off
// -gdb-set auto-solib-add on
// -gdb-set language c
if (strcmp(cc.argv[nextarg],"args") == 0) {
if (strcmp(cc.argv[++nextarg],"%s") == 0) {
sprintf ((char *)cc.argv[nextarg], "%2d", pstate->test_sequence);
if (strstr(cc.argv[nextarg],"%s")!=NULL)
logprintf (LOG_VARS, "%%s -> %s\n", cc.argv[nextarg]);
}
int firstarg = nextarg;
for (; nextarg<cc.argc; nextarg++)
if (cc.argv[nextarg][0] == '\'') {
size_t copyarg=0; size_t length=strlen(cc.argv[nextarg])-2;
for (; copyarg<length; ++copyarg)
((char*)(cc.argv[nextarg]))[copyarg] = cc.argv[nextarg][copyarg+1];
((char*)(cc.argv[nextarg]))[copyarg] = '\0';
}
launchInfo.SetArguments (&cc.argv[firstarg], false);
}
else if (strcmp(cc.argv[nextarg],"env") == 0) {
// eclipse put a space around the equal in VAR = value. we have to combine all 3 part to form env entry
char enventry[LINE_MAX];
++nextarg;
if (cc.argc+1-nextarg > 0) {
if (cc.argc+1-nextarg == 1)
snprintf (enventry, sizeof(enventry), "%s", cc.argv[nextarg]);
else if (cc.argc+1-nextarg == 2)
snprintf (enventry, sizeof(enventry), "%s%s", cc.argv[nextarg], cc.argv[nextarg+1]);
else
snprintf (enventry, sizeof(enventry), "%s%s%s", cc.argv[nextarg], cc.argv[nextarg+1], cc.argv[nextarg+2]);
addEnvironment (pstate, enventry);
}
}
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-gdb-show")==0) {
// 21-gdb-show --thread-group i1 language
// do no work. eclipse send it too early. must not rely on frame
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
SBFrame frame = thread.GetSelectedFrame();
if (frame.IsValid()) {
SBCompileUnit compileunit = frame.GetCompileUnit();
LanguageType languagetype = compileunit.GetLanguage();
const char *languagename = getNameForLanguageType(languagetype);
cdtprintf ("%d^done,value=\"%s\"\n(gdb)\n", cc.sequence, languagename);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^done,value=\"auto\"\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-enable-pretty-printing")==0) {
cdtprintf ("%d^done\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"source")==0) {
// source .gdbinit
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else if ((strcmp(cc.argv[0],"-inferior-tty-set")==0) ||
((strcmp(cc.argv[0],"set")==0) && (strcmp(cc.argv[1],"inferior-tty")==0))) {
// inferior-tty-set --thread-group i1 /dev/ttyp0
if (strcmp(cc.argv[0],"set")==0)
nextarg++;
strlcpy (pstate->cdtptyname, cc.argv[nextarg], sizeof(pstate->cdtptyname));
if (strcmp(pstate->cdtptyname,"%s") == 0)
pstate->ptyfd = EOF;
else {
pstate->ptyfd = open (pstate->cdtptyname, O_RDWR);
// set pty in raw mode
struct termios t;
if (tcgetattr(pstate->ptyfd, &t) != -1) {
// Noncanonical mode, disable signals, extended input processing, and echoing
t.c_lflag &= ~(ICANON | ISIG | IEXTEN | ECHO);
// Disable special handling of CR, NL, and BREAK.
// No 8th-bit stripping or parity error handling
// Disable START/STOP output flow control
t.c_iflag &= ~(BRKINT | ICRNL | IGNBRK | IGNCR | INLCR |
INPCK | ISTRIP | IXON | PARMRK);
// Disable all output processing
t.c_oflag &= ~OPOST;
t.c_cc[VMIN] = 1; // Character-at-a-time input
t.c_cc[VTIME] = 0; // with blocking
tcsetattr(pstate->ptyfd, TCSAFLUSH, &t);
}
}
logprintf (LOG_NONE, "pty = %d\n", pstate->ptyfd);
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
// TARGET AND RUN COMMANDS
else if (strcmp(cc.argv[0],"-file-exec-and-symbols")==0) {
// file-exec-and-symbols --thread-group i1 /project_path/tests/Debug/tests
if (cc.argc > 1) {
char path[PATH_MAX];
snprintf (path, sizeof(path), cc.argv[nextarg], pstate->project_loc);
if (strstr(cc.argv[nextarg],"%s")!=NULL)
logprintf (LOG_VARS, "%%s -> %s\n", path);
strlcpy (programpath, path, sizeof(programpath));
// check file type
int fd;
unsigned int magic = 0xfeedfacf; // x86_64
if ((fd = open (programpath, O_RDONLY)) > 0) {
read (fd, (void *)&magic, sizeof(magic));
close (fd);
}
if (magic==0xfeedface)
target = pstate->debugger.CreateTargetWithFileAndArch (programpath, "i386");
else
target = pstate->debugger.CreateTargetWithFileAndArch (programpath, "x86_64");
if (!target.IsValid())
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
else
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else { // no arg to file-exec-and-symbols so clear executable and symbol informat.
if (pstate->process.IsValid()) {
pstate->process.Destroy();
}
pstate->debugger.DeleteTarget(target);
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
}
else if (strcmp(cc.argv[0],"-target-attach")==0) {
// target-attach --thread-group i1 40088
// =thread-group-started,id="i1",pid="40123"
// =thread-created,id="1",group-id="i1"
lldb::pid_t pid=0;
SBError error;
char processname[PATH_MAX];
processname[0] = '\0';
if (cc.argv[nextarg] != NULL) {
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg], "%llu", &pid);
else
strlcpy (processname, cc.argv[nextarg], PATH_MAX);
}
target = pstate->debugger.CreateTarget (NULL);
// pstate->debugger.SetAsync (false);
SBProcess process;
if (pid > 0)
process = target.AttachToProcessWithID (pstate->listener, pid, error);
else if (processname[0]!='\0')
process = target.AttachToProcessWithName (pstate->listener, processname, false, error);
// pstate->debugger.SetAsync (true);
if (!process.IsValid() || error.Fail()) {
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "Can not start process.");
logprintf (LOG_INFO, "process_error=%s\n", error.GetCString());
}
else {
pstate->isrunning = true;
pstate->process = process;
startProcessListener (pstate);
setSignals (pstate);
cdtprintf ("=thread-group-started,id=\"%s\",pid=\"%lld\"\n", pstate->threadgroup, process.GetProcessID());
checkThreadsLife (pstate, process);
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
}
else if (strcmp(cc.argv[0],"-target-detach")==0) {
// target-detach --thread-group i1
if (pstate->process.IsValid()) {
terminateProcess (pstate, PRINT_THREAD|PRINT_GROUP|AND_EXIT);
cdtprintf ( "%d^done\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "The program is not being run.");
}
else if (strcmp(cc.argv[0],"-exec-arguments") == 0) {
int firstarg = nextarg;
for (; nextarg<cc.argc; nextarg++) {
if (cc.argv[nextarg][0] == '\'') {
size_t copyarg=0; size_t length=strlen(cc.argv[nextarg])-2;
for (; copyarg<length; ++copyarg)
((char*)(cc.argv[nextarg]))[copyarg] = cc.argv[nextarg][copyarg+1];
((char*)(cc.argv[nextarg]))[copyarg] = '\0';
}
}
launchInfo.SetArguments (&cc.argv[firstarg], false);
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-exec-run")==0) {
// exec-run --thread-group i1
SBError error;
SBLaunchInfo targLaunchInfo(NULL);
const char *largv[] = {0,0};
for (int i = 0; i < launchInfo.GetNumArguments(); i++) {
largv[0] = launchInfo.GetArgumentAtIndex(i);
targLaunchInfo.SetArguments(largv, true);
}
targLaunchInfo.SetWorkingDirectory(launchInfo.GetWorkingDirectory());
targLaunchInfo.SetEnvironmentEntries (pstate->envp, false);
logprintf (LOG_NONE, "launchInfo: args=%d env=%d, pwd=%s\n", targLaunchInfo.GetNumArguments(), targLaunchInfo.GetNumEnvironmentEntries(), targLaunchInfo.GetWorkingDirectory());
SBProcess process = target.Launch (targLaunchInfo, error);
if (!process.IsValid() || error.Fail()) {
cdtprintf ("%d^error,msg=\"%s %s\"\n(gdb)\n", cc.sequence, "Can not start process.", error.GetCString());
logprintf (LOG_INFO, "process_error=%s\n", error.GetCString());
}
else {
pstate->isrunning = true;
pstate->process = process;
startProcessListener(pstate);
setSignals (pstate);
cdtprintf ("=thread-group-started,id=\"%s\",pid=\"%lld\"\n", pstate->threadgroup, process.GetProcessID());
checkThreadsLife (pstate, process);
cdtprintf ("%d^running\n", cc.sequence);
cdtprintf ("*running,thread-id=\"all\"\n(gdb)\n");
}
}
else if (strcmp(cc.argv[0],"-exec-continue")==0) {
// 37-exec-continue --thread 1
// 37^running
// *running,thread-id="1"
// Ignore a --thread argument. restart all threads
if (pstate->process.IsValid()) {
int state = pstate->process.GetState ();
if (state == eStateStopped) {
SBThread thread = pstate->process.GetSelectedThread();
cdtprintf ("%d^running\n", cc.sequence);
cdtprintf ("*running,thread-id=\"%d\"\n(gdb)\n", thread.IsValid()? thread.GetIndexID(): 0);
pstate->process.Continue();
pstate->isrunning = true;
}
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-exec-step")==0 || strcmp(cc.argv[0],"-exec-next")==0) {
// 37-exec-next --thread 1 1
// 37-exec-step --thread 1 1
// 37^running
// *running,thread-id="1"
int times=1; // not used for now
if (cc.argv[nextarg] != NULL)
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg], "%d", ×);
if (pstate->process.IsValid()) {
int state = pstate->process.GetState ();
if (state == eStateStopped) {
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
cdtprintf ("%d^running\n", cc.sequence);
cdtprintf ("*running,thread-id=\"%d\"\n(gdb)\n", thread.IsValid()? thread.GetIndexID(): 0);
if (strcmp(cc.argv[0],"-exec-step")==0)
thread.StepInto();
else
thread.StepOver();
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if ((strcmp(cc.argv[0],"-exec-step-instruction")==0) ||
(strcmp(cc.argv[0],"-exec-next-instruction")==0)) {
if (pstate->process.IsValid()) {
int state = pstate->process.GetState ();
if (state == eStateStopped) {
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
cdtprintf ("%d^running\n", cc.sequence);
cdtprintf ("*running,thread-id=\"%d\"\n(gdb)\n", thread.IsValid()? thread.GetIndexID(): 0);
thread.StepInstruction(strcmp(cc.argv[0],"-exec-next-instruction")==0);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-exec-finish")==0) {
// 37-exec-finish --thread 1 --frame 0
// 37^running
// *running,thread-id="all"
if (pstate->process.IsValid()) {
int state = pstate->process.GetState ();
if (state == eStateStopped) {
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
cdtprintf ("%d^running\n", cc.sequence);
cdtprintf ("*running,thread-id=\"all\"\n(gdb)\n");
thread.StepOut();
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-exec-until")==0) {
char path[NAME_MAX];
if (nextarg<cc.argc)
strlcpy (path, cc.argv[nextarg++], sizeof(path));
if (pstate->process.IsValid()) {
int state = pstate->process.GetState ();
if (state == eStateStopped) {
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
char *pline;
if ((pline=strchr(path,':')) != NULL) {
*pline++ = '\0';
int iline=0;
sscanf (pline, "%d", &iline);
SBFileSpec fspec(path, true);
SBFrame frame = thread.GetSelectedFrame();
if (frame.IsValid()) {
cdtprintf ("%d^running\n", cc.sequence);
cdtprintf ("*running,thread-id=\"all\"\n(gdb)\n");
thread.StepOverUntil(frame, fspec, iline);
}
}
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if ((strcmp(cc.argv[0],"kill")==0) || (strcmp(cc.argv[0],"-exec-abort")==0)) {
srcprintf("kill\n");
if (target.GetProcess().IsValid()) {
if (target.GetProcess().GetState() == eStateStopped) // if process is stopped. restart it before kill
target.GetProcess().Continue();
target.GetProcess().Destroy();
target.GetProcess().Clear();
cdtprintf ( "%d^done\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-interpreter-exec")==0) {
//18-interpreter-exec --thread-group i1 console "show endian"
// ~"The target endianness is set automatically (currently little endian)\n"
//18-interpreter-exec --thread-group i1 console "p/x (char)-1"
// ~"$1 = 0xff\n"
//30-interpreter-exec --thread-group i1 console kill
// =thread-exited,id="1",group-id="i1"
// =thread-group-exited,id="i1"
// 30^done
// (gdb)
if (strcmp(cc.argv[nextarg],"console") == 0) {
if (++nextarg>=cc.argc)
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
else if (strcmp(cc.argv[nextarg],"show endian") == 0) {
cdtprintf (
"%s\n"
"%d^done\n"
"(gdb)\n",
"~\"The target endianness is set automatically (currently little endian)\\n\"",
cc.sequence);
}
else if (strcmp(cc.argv[nextarg],"p/x (char)-1") == 0) {
cdtprintf (
"%s\n"
"%d^done\n"
"(gdb)\n",
"~\"$1 = 0xff\\n\"",
cc.sequence);
}
else if (strcmp(cc.argv[nextarg],"kill") == 0) {
if (pstate->process.IsValid()) {
int state = pstate->process.GetState ();
if (state == eStateStopped) { // if process is stopped. restart it before kill
logprintf (LOG_INFO, "console kill: restart process\n");
SBThread thread = pstate->process.GetSelectedThread();
// cdtprintf ("%d^running\n", cc.sequence);
// cdtprintf ("*running,thread-id=\"%d\"\n(gdb)\n", thread.IsValid()? thread.GetIndexID(): 0);
pstate->process.Continue();
pstate->isrunning = true;
pstate->wanttokill = true; // wait for process running to kill it
}
cdtprintf ( "%d^done\n(gdb)\n", cc.sequence);
if (!pstate->wanttokill) {
// logprintf (LOG_INFO, "console kill: send SIGINT\n");
// pstate->process.Signal(SIGINT);
logprintf (LOG_INFO, "console kill: terminateProcess\n");
terminateProcess (pstate, PRINT_GROUP|AND_EXIT);
}
}
else
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "The program is not being run.");
}
else
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "Command unimplemented.");
}
}
// BEAKPOINT COMMANDS
else if (strcmp(cc.argv[0],"-break-insert")==0) {
// break-insert --thread-group i1 -f /project_path/tests/Sources/tests.cpp:17
// break-insert --thread-group i1 -t -f main
bool isoneshot=false;
bool ispending=false;
char path[PATH_MAX];
for (; nextarg<cc.argc; nextarg++) {
if (strcmp(cc.argv[nextarg],"-t")==0)
isoneshot = true;
else if (strcmp(cc.argv[nextarg],"-f")==0) {
ispending = true;
}
snprintf (path, sizeof(path), cc.argv[nextarg], pstate->project_loc);
if (strstr(cc.argv[nextarg],"%s")!=NULL)
logprintf (LOG_VARS, "%%s -> %s\n", path);
}
char *pline;
SBBreakpoint breakpoint;
if ((pline=strchr(path,':')) != NULL) {
*pline++ = '\0';
int iline=0;
sscanf (pline, "%d", &iline);
breakpoint = target.BreakpointCreateByLocation (path, iline);
}
else if ((pline=strchr(path,'*')) != NULL) { // address
*pline++ = '\0';
addr_t addr=0;
sscanf (pline, "%lld", &addr);
breakpoint = target.BreakpointCreateByAddress(addr);
}
else // function
breakpoint = target.BreakpointCreateByName (path, target.GetExecutable().GetFilename());
if ((breakpoint.GetNumLocations() > 0) || ispending) {
breakpoint.SetOneShot(isoneshot);
char *breakpointdesc = formatBreakpoint (breakpoint, pstate);
cdtprintf ("%d^done,bkpt=%s\n(gdb)\n", cc.sequence, breakpointdesc);
}
else {
target.BreakpointDelete(breakpoint.GetID());
cdtprintf ("^error,msg=\"could not find %s\"\n(gdb) \n", path);
}
}
else if (strcmp(cc.argv[0],"-break-delete")==0) {
// 11-break-delete 1
// 11^done
int bpid=0;
sscanf (cc.argv[nextarg], "%d", &bpid);
target.BreakpointDelete(bpid);
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-break-enable")==0) {
// 11-break-enable 1
// 11^done
int bpid=0;
sscanf (cc.argv[nextarg], "%d", &bpid);
SBBreakpoint breakpoint = target.FindBreakpointByID (bpid);
breakpoint.SetEnabled(1);
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-break-disable")==0) {
// 11-break-disable 1
// 11^done
int bpid=0;
sscanf (cc.argv[nextarg], "%d", &bpid);
SBBreakpoint breakpoint = target.FindBreakpointByID (bpid);
breakpoint.SetEnabled(0);
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-break-watch")==0) {
// -break-watch [-r|-a] expression
// Set a watch on address that results from evaluating 'expression'
char expression[LINE_MAX];
char watchExpr[LINE_MAX];
bool isRead = false;
bool isWrite = true;
if (strcmp(cc.argv[nextarg],"-a")==0) {
isRead = true;
nextarg++;
}
if (strcmp(cc.argv[nextarg],"-r")==0) {
isRead = true;
isWrite = false;
nextarg++;
}
if (nextarg<cc.argc)
strlcpy (expression, cc.argv[nextarg++], sizeof(expression));
/* Convert Pascal expression to C
* Expected formats from laz-ide are:
* type(addr_t^)
* ^type(addr_t^)
* In spite of '^' at end of addresses we want straight address not dereference
*/
char *typeStr = expression;
if (*typeStr == '^')
typeStr++;
char *addrStr = strchr(typeStr, '(');
if (addrStr != NULL) {
*addrStr++ = '\0';
char *tmp = strchr(addrStr,')');
if ((tmp != NULL) && (*(tmp-1) == '^')) {
tmp--;
*tmp = '\0';
}
}
snprintf(watchExpr, sizeof(watchExpr), "(%s *)(%s)", typeStr, addrStr);
/*
* End of Pascal manipulation
*/
SBValue val = target.EvaluateExpression(watchExpr);
if (val.IsValid()) {
addr_t watchAddr = val.GetValueAsUnsigned();
if (watchAddr != 0) {
SBError error;
SBWatchpoint watch = target.WatchAddress(watchAddr, val.GetByteSize(), isRead, isWrite, error);
if (watch.IsValid() && error.Success()) {
cdtprintf ("%d^done,wpt={number=\"%d\",\"%s\"}\n(gdb)\n", cc.sequence, watch.GetID(), watchExpr);
}
else
cdtprintf ("^error,msg=\"Could not create watch: %s\"\n(gdb) \n", error.GetCString());
}
else
cdtprintf ("^error,msg=\"Value failed to return valid address (%s %s %p)\"\n(gdb) \n", watchExpr, val.GetValue(), watchAddr);
}
else {
SBError err = val.GetError();
cdtprintf ("^error,msg=\"Expression does not return valid value: %s\"\n(gdb) \n", err.GetCString());
}
}
// STACK COMMANDS
else if (strcmp(cc.argv[0],"-list-thread-groups")==0) {
// list-thread-groups --available
// ^error,msg="Can not fetch data now."
// list-thread-groups
// ^done,groups=[{id="i1",type="process",pid="1186",executable="/project_path/tests/Debug/tests"}]
// list-thread-groups i1
// ^done,threads=[{id="1",target-id="Thread 0x1503 of process 1186",frame={level="0",addr="0x0000000100000f46",
// func="main",args=[],file="../Sources/tests.cpp",fullname="/project_path/tests/Sources/tests.cpp",
// line="15"},state="stopped"}]
// 233857.215 <<= |65^done,threads=[{id="1",target-id="Thread 0x89b52 of process 94273",frame={level="0",addr="0x0000000000000ebf",func="main",args=[{name="argc",value="3"},{name="argv",value="0x00007fff5fbffeb0"},{name="envp",value="0x00007fff5fbffed0"}],file="tests.cpp",fullname="/project_path/tests/Debug/../Sources/tests.cpp",line="69"},state="stopped"},{id="2",target-id="Thread 0x89b61 of process 94273",frame={level="0",addr="0x000000000001648a",func="__semwait_signal"},state="stopped"}]\n(gdb)\n|
// 491,415 47^done,threads=[{id="2",target-id="Thread 0x110f of process 96806",frame={level="0",addr="0x00007fff88a3848a",func="??",args=[]},state="stopped"},{id="1",target-id="Thread 0x1003 of process 96806",frame={level="0",addr="0x0000000100000ebf",func="main",args=[{name="argc",value="1"},{name="argv",value="0x7fff5fbff5c0"},{name="envp",value="0x7fff5fbff5d0"}],file="../Sources/tests.cpp",fullname="/project_path/tests/Sources/tests.cpp",line="69"},state="stopped"}]
if (cc.available > 0) {
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "Can not fetch data now.");
}
else if (cc.argv[nextarg] == NULL) {
char groupsdesc[LINE_MAX];
int pid=0;
int groupdesclength = 0;
SBFileSpec execspec;
const char *filename=NULL, *filedir=NULL;
snprintf (groupsdesc, sizeof(groupsdesc), "id=\"%s\",type=\"process\"", pstate->threadgroup);
groupdesclength = strlen(groupsdesc);
if (pstate->process.IsValid()) {
pid=pstate->process.GetProcessID();
snprintf (groupsdesc+groupdesclength, sizeof(groupsdesc)-groupdesclength,
",pid=\"%d\"", pid);
groupdesclength = strlen(groupsdesc);
}
if (target.IsValid()) {
execspec = target.GetExecutable();
filename = execspec.GetFilename();
filedir = execspec.GetDirectory();
}
if (filename!=NULL && filedir!=NULL)
snprintf (groupsdesc+groupdesclength, sizeof(groupsdesc)-groupdesclength,
",executable=\"%s/%s\"", filedir, filename);
cdtprintf ("%d^done,groups=[{%s}]\n(gdb)\n", cc.sequence, groupsdesc);
}
else if (strcmp(cc.argv[nextarg],pstate->threadgroup) == 0) {
char *threaddesc = formatThreadInfo (pstate->process, -1);
if (threaddesc[0] != '\0')
cdtprintf ("%d^done,threads=[%s]\n(gdb)\n", cc.sequence, threaddesc);
else
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "Can not fetch data now.");
}
}
else if (strcmp(cc.argv[0],"-stack-info-depth")==0) {
// stack-info-depth --thread 1 11
// 26^done,depth="1"
int maxdepth = -1;
if (cc.argv[nextarg] != NULL)
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg++], "%d", &maxdepth);
if (pstate->process.IsValid()) {
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
int numframes = getNumFrames (thread);
cdtprintf ("%d^done,depth=\"%d\"\n(gdb)\n", cc.sequence, numframes);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-stack-list-frames")==0) {
// stack-list-frame --thread 1 1 1 (min max)
int startframe=0, endframe=-1;
if (cc.argv[nextarg] != NULL)
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg++], "%d", &startframe);
if (cc.argv[nextarg] != NULL)
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg++], "%d", &endframe);
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
if (endframe<0)
endframe = getNumFrames (thread);
else
++endframe;
if (endframe-startframe > limits.frames_max)
endframe = startframe + limits.frames_max; // limit # frames
const char *separator="";
cdtprintf ("%d^done,stack=[", cc.sequence);
static StringB framedescB(LINE_MAX);
for (int iframe=startframe; iframe<endframe; iframe++) {
SBFrame frame = thread.GetFrameAtIndex(iframe);
if (!frame.IsValid())
continue;
framedescB.clear();
char *framedesc = formatFrame (framedescB, frame, WITH_LEVEL);
cdtprintf ("%s%s", separator, framedesc);
separator=",";
}
cdtprintf ("]\n(gdb)\n");
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-stack-list-arguments")==0) {
// stack-list-arguments --thread 1 1 (print-values) {1 2 (min max)}
int printvalues=0, startframe=0, endframe=-1;
if (cc.argv[nextarg] != NULL)
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg++], "%d", &printvalues);
if (cc.argv[nextarg] != NULL)
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg++], "%d", &startframe);
if (cc.argv[nextarg] != NULL)
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg++], "%d", &endframe);
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
if (endframe<0)
endframe = getNumFrames (thread);
else
++endframe;
if (endframe-startframe > limits.frames_max)
endframe = startframe + limits.frames_max; // limit # frames
const char *separator="";
cdtprintf ("%d^done,stack-args=[", cc.sequence);
static StringB argsdescB(BIG_LINE_MAX);
for (int iframe=startframe; iframe<endframe; iframe++) {
SBFrame frame = thread.GetFrameAtIndex(iframe);
if (!frame.IsValid())
continue;
argsdescB.clear();
char *argsdesc = formatFrame (argsdescB, frame, JUST_LEVEL_AND_ARGS);
cdtprintf ("%s%s", separator, argsdesc);
separator=",";
}
cdtprintf ("]\n(gdb)\n");
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-stack-select-frame")==0) {
int selectframe = 0;
if (cc.argv[nextarg] != NULL)
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg++], "%d", &selectframe);
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
if ((selectframe >= 0) && (selectframe < thread.GetNumFrames())) {
thread.SetSelectedFrame(selectframe);
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "No such frame.");
}
else
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "Invalid Thread.");
}
else if (strcmp(cc.argv[0],"thread")==0) {
if (pstate->process.IsValid()) {
int pid=pstate->process.GetProcessID();
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
int tid=thread.GetThreadID();
int threadindexid=thread.GetIndexID();
cdtprintf ("~\"[Current thread is %d (Thread 0x%x of process %d)]\\n\"\n",
threadindexid, tid, pid);
cdtprintf ("%d^done\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "Can not fetch data now.");
}
else
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "Can not fetch data now.");
}
else if (strcmp(cc.argv[0],"-thread-info")==0) {
int threadindexid = -1;
if (cc.argv[nextarg] != NULL)
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg++], "%d", &threadindexid);
char *threaddesc = formatThreadInfo (pstate->process, threadindexid);
if (threaddesc[0] != '\0')
cdtprintf ("%d^done,threads=[%s]\n(gdb)\n", cc.sequence, threaddesc);
else
cdtprintf ("%d^error,msg=\"%s\"\n(gdb)\n", cc.sequence, "Can not fetch data now.");
}
else if (strcmp(cc.argv[0],"-stack-list-locals")==0) {
// stack-list-locals --thread 1 --frame 0 1
// stack-list-locals --thread 2 --frame 0 1
char printvalues[NAME_MAX]; // 1 or --all-values OR 2 or --simple-values
printvalues[0] = '\0';
if (++nextarg<cc.argc)
strlcpy (printvalues, cc.argv[nextarg], sizeof(printvalues));
bool isValid = false;
if (pstate->process.IsValid()) {
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
SBFrame frame = thread.GetSelectedFrame();
if (frame.IsValid()) {
SBFunction function = frame.GetFunction();
if (function.IsValid()) {
isValid = true;
SBValueList localvars = frame.GetVariables(0,1,0,0);
char *varsdesc = formatVariables (localvars);
cdtprintf ("%d^done,locals=[%s]\n(gdb)\n", cc.sequence, varsdesc);
}
}
}
}
if (!isValid)
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
// VARIABLES COMMANDS
else if (strcmp(cc.argv[0],"-var-create")==0) {
// TODO: strlen(variable) not updated in expression pane
// var-create --thread 1 --frame 0 - * a
// name="var1",numchild="0",value="1",type="int",thread-id="1",has_more="0"
// name="var2",numchild="1",value="0x100000f76 \"2\"",type="char *",thread-id="1",has_more=a"0"
char expression[NAME_MAX];
const char *sep = "";
*expression = '\0';
if (*cc.argv[nextarg]=='-' && *cc.argv[nextarg+1]=='*') {
nextarg += 2;
while (nextarg<cc.argc) {
strlcat (expression, sep, sizeof(expression));
strlcat (expression, cc.argv[nextarg++], sizeof(expression));
sep = " ";
}
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
SBFrame frame = thread.GetSelectedFrame();
if (frame.IsValid()) {
// Find then Evaluate to avoid recreate variable
SBValue var = getVariable (frame, expression);
if (var.IsValid() && var.GetError().Success()) {
// should remove var.GetError().Success() but update do not work very well
updateVarState (var, limits.change_depth_max);
int varnumchildren = var.GetNumChildren();
SBType vartype = var.GetType();
char *expressionpathdesc = formatExpressionPath (var);
static StringB vardescB(VALUE_MAX);
vardescB.clear();
if (var.GetError().Fail()) // create a name because in this case, name=(anonymous)
expressionpathdesc = expression;
else
formatValue (vardescB, var, FULL_SUMMARY); // was NO_SUMMARY
char *vardesc = vardescB.c_str();
if (vartype.IsReferenceType() && varnumchildren==1) // correct numchildren and value if reference
--varnumchildren;
cdtprintf ("%d^done,name=\"%s\",numchild=\"%d\",value=\"%s\","
"type=\"%s\",thread-id=\"%d\",has_more=\"0\"\n(gdb)\n",
cc.sequence, expressionpathdesc, varnumchildren, vardesc,
vartype.GetDisplayTypeName(), thread.GetIndexID());
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-var-update")==0) {
// 47-var-update 1 var2
// 47^done,changelist=[]
// 41^done,changelist=[{name="var3",value="44",in_scope="true",type_changed="false",has_more="0"}]
int printvalues=1;
char expression[NAME_MAX];
if (cc.argv[nextarg] != NULL) // print-values
if (isdigit(*cc.argv[nextarg]))
sscanf (cc.argv[nextarg++], "%d", &printvalues);
if (nextarg<cc.argc) // variable name
strlcpy (expression, cc.argv[nextarg++], sizeof(expression));
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
SBFrame frame = thread.GetSelectedFrame();
if (frame.IsValid()) {
SBValue var = getVariable (frame, expression); // find variable
if (var.IsValid() && var.GetError().Success()) {
bool separatorvisible = false;
SBFunction function = frame.GetFunction();
char *changedesc = formatChangedList (var, separatorvisible, limits.change_depth_max);
cdtprintf ("%d^done,changelist=[%s]\n(gdb)\n", cc.sequence, changedesc);
}
else
cdtprintf ("%d^done,changelist=[]\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-var-list-children")==0) {
// 34-var-list-children var2
// 34^done,numchild="1",children=[child={name="var2.*b",exp="*b",numchild="0",type="char",thread-id="1"}],has_more="0"
// 52-var-list-children var5
// gdb: 52^done,numchild="3",children=[child={name="var5.a",exp="a",numchild="0",type="int",thread-id="1"},child={name="var5.b",exp="b",numchild="1",type="char *",thread-id="1"},child={name="var5.y",exp="y",numchild="4",type="Y *",thread-id="1"}],has_more="0"
// mi2: 52^done,numchild="3",children=[child={name="z.a",exp="a",numchild="0",type"int",thread-id="1"},child={name="z.b",exp="b",numchild="1",type"char *",thread-id="1"},child={name="z.y",exp="y",numchild="4",type"Y *",thread-id="1"}]",has_more="0"\n(gdb)\n|
// 61-var-list-children var5.y
// 52^done,numchild="3",children=[child={name="var5.a",exp="a",numchild="0",type="int",thread-id="1"},child={name="var5.b",exp="b",numchild="1",type="char *",thread-id="1"},child={name="var5.y",exp="y",numchild="4",type="Y *",thread-id="1"}],has_more="0"
//|52^done,numchild="3",children=[child={name="z->a",exp="a",numchild="0",type"int",thread-id="1"},child={name="z->b",exp="b",numchild="1",type"char *",thread-id="1"},child={name="z->y",exp="y",numchild="4",type"Y *",thread-id="1"}]",has_more="0"\n(gdb)\n|
char expression[NAME_MAX];
*expression = '\0';
if (nextarg<cc.argc)
strlcpy (expression, cc.argv[nextarg++], sizeof(expression));
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
SBFrame frame = thread.GetSelectedFrame();
if (frame.IsValid()) {
SBValue var = getVariable (frame, expression);
if (var.IsValid() && var.GetError().Success()) {
int varnumchildren = 0;
int threadindexid = thread.GetIndexID();
char *childrendesc = formatChildrenList (var, expression, threadindexid, varnumchildren);
// 34^done,numchild="1",children=[child={name="var2.*b",exp="*b",numchild="0",type="char",thread-id="1"}],has_more="0"
cdtprintf ("%d^done,numchild=\"%d\",children=[%s]\",has_more=\"0\"\n(gdb)\n",
cc.sequence, varnumchildren, childrendesc);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else
cdtprintf ("%d^error\n(gdb)\n", cc.sequence);
}
else if (strcmp(cc.argv[0],"-var-info-path-expression")==0) {
// 35-var-info-path-expression var2.*b
// 35^done,path_expr="*(b)"
// 55-var-info-path-expression var5.y
// 55^done,path_expr="(z)->y"
// 65-var-info-path-expression var5.y.d
// 65^done,path_expr="((z)->y)->d"
char expression[NAME_MAX];
*expression = '\0';
if (nextarg<cc.argc)
strlcpy (expression, cc.argv[nextarg++], sizeof(expression));
if (*expression!='$') // it is yet a path
cdtprintf ("%d^done,path_expr=\"%s\"\n(gdb)\n", cc.sequence, expression);
else {
SBThread thread = pstate->process.GetSelectedThread();
if (thread.IsValid()) {
SBFrame frame = thread.GetSelectedFrame();
if (frame.IsValid()) {
SBValue var = getVariable (frame, expression);
if (var.IsValid() && var.GetError().Success()) {
char *expressionpathdesc = formatExpressionPath (var);
cdtprintf ("%d^done,path_expr=\"%s\"\n(gdb)\n", cc.sequence, expressionpathdesc);
}
else