-/* $Id$
-
-This file is part of gldbg
-Copyright © 2009-2010 Mikko Rasa, Mikkosoft Productions
-Distributed under the GPL
-*/
-
+#include <stdexcept>
+#include <cstdlib>
#include <signal.h>
#include <readline/readline.h>
-#include <msp/core/except.h>
-#include <msp/io/print.h>
-#include <msp/strings/lexicalcast.h>
-#include <msp/strings/utils.h>
+#include "breakpoint.h"
#include "commandinterpreter.h"
#include "enums.h"
+#include "functions.h"
#include "gldbg.h"
#include "tracer.h"
using namespace std;
-using namespace Msp;
CommandInterpreter::CommandInterpreter(GlDbg &d):
gldbg(d)
register_command("run", this, &CommandInterpreter::cmd_run)
.set_help("Starts the program");
+ register_command("break", this, &CommandInterpreter::cmd_break)
+ .set_help("Sets a breakpoint",
+ "break FUNC\n"
+ " Makes program execution stop at FUNC\n");
+ register_command("unbreak", this, &CommandInterpreter::cmd_unbreak)
+ .set_help("Removes a breakpoint",
+ "unbreak FUNC\n"
+ " Makes program execution no longer stop at FUNC\n");
+ register_command("next", this, &CommandInterpreter::cmd_next)
+ .set_help("Resumes program execution until the next function call");
+ commands["step"] = new CommandAlias(commands["next"]);
+ register_command("finish", this, &CommandInterpreter::cmd_finish)
+ .set_help("Resumes program execution until the next function return");
register_command("continue", this, &CommandInterpreter::cmd_continue)
.set_help("Resumes program execution");
register_command("kill", this, &CommandInterpreter::cmd_kill)
}
+CommandInterpreter::~CommandInterpreter()
+{
+ for(CommandMap::iterator i=commands.begin(); i!=commands.end(); ++i)
+ delete i->second;
+}
+
void CommandInterpreter::execute(const string &cmd)
{
- unsigned space = cmd.find(' ');
+ string::size_type space = cmd.find(' ');
string name = cmd.substr(0, space);
CommandMap::const_iterator i = commands.lower_bound(name);
if(i==commands.end() || i->first.compare(0, name.size(), name))
- throw KeyError("Unknown command", name);
+ throw runtime_error("Unknown command "+name);
if(i->first!=name)
{
CommandMap::const_iterator j = i;
if((++j)!=commands.end() && !j->first.compare(0, name.size(), name))
- throw KeyError("Ambiguous command", name);
+ throw runtime_error("Ambiguous command "+name);
}
string args;
{
for(CommandMap::const_iterator i=commands.begin(); i!=commands.end(); ++i)
if(!dynamic_cast<const CommandAlias *>(i->second))
- IO::print("%-10s : %s\n", i->first, i->second->get_description());
+ printf("%-10s : %s\n", i->first.c_str(), i->second->get_description().c_str());
}
else
{
CommandMap::const_iterator i = commands.find(args);
if(i==commands.end())
- throw KeyError("Unknown command", args);
+ throw runtime_error("Unknown command "+args);
const Command *cmd = i->second;
while(const CommandAlias *alias = dynamic_cast<const CommandAlias *>(cmd))
cmd = alias->get_target();
- IO::print("%s : %s\n", i->first, cmd->get_description());
+ printf("%s : %s\n", i->first.c_str(), cmd->get_description().c_str());
if(!cmd->get_help().empty())
- IO::print("\n%s", cmd->get_help());
+ printf("\n%s", cmd->get_help().c_str());
}
}
gldbg.launch();
}
+void CommandInterpreter::cmd_break(const string &args)
+{
+ unsigned short func = get_function(args.c_str());
+ if(!func)
+ throw runtime_error("Unknown function");
+
+ gldbg.set_breakpoint(func, BREAK_CALL, 0);
+}
+
+void CommandInterpreter::cmd_unbreak(const string &args)
+{
+ unsigned short func = get_function(args.c_str());
+ if(!func)
+ throw runtime_error("Unknown function");
+
+ gldbg.clear_breakpoint(func, BREAK_CALL, 0);
+}
+
+void CommandInterpreter::cmd_next(const string &)
+{
+ gldbg.set_breakpoint(0, BREAK_CALL, 0);
+ gldbg.get_process().resume();
+}
+
+void CommandInterpreter::cmd_finish(const string &)
+{
+ gldbg.set_breakpoint(0, BREAK_RETURN, 0);
+ gldbg.get_process().resume();
+}
+
void CommandInterpreter::cmd_continue(const string &)
{
- IO::print("Continuing.\n");
+ printf("Continuing.\n");
gldbg.get_process().resume();
}
sig = SIGSEGV;
else if(args=="TERM" || args=="SIGTERM")
sig = SIGTERM;
- else if(isnumrc(args))
- sig = lexical_cast<unsigned>(args);
else
- throw InvalidParameterValue("Invalid signal specification");
+ {
+ char *end;
+ sig = strtoul(args.c_str(), &end, 0);
+ if(end && *end)
+ throw runtime_error("Invalid signal specification");
+ }
gldbg.get_process().resume(sig);
}
{
if(gldbg.get_process().get_state()!=Process::INACTIVE)
{
- IO::print("Program is still running. Kill it?\n");
+ printf("Program is still running. Kill it?\n");
char *answer = readline("[y/n] ");
if(answer[0]=='y')
{
gldbg.quit(true);
}
else
- IO::print("Not confirmed.\n");
+ printf("Not confirmed.\n");
}
else
gldbg.quit(false);