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함수 포인터 샘플

#include

#define COMMAND(NAME) {
  #NAME,
  NAME # # _command
}

using namespace std;

struct command {
  char * name;
  void( * function)(int r_nArg);
};

void quit_command(int r_nArg) {
  cout << "quit_command " << r_nArg;
}
void help_command(int r_nArg) {
  cout << "help_command " << r_nArg;
}
struct command commands1[] = {
  {
    "help",
    help_command
  },
  {
    "quit",
    quit_command
  },
};
struct command commands2[] = {
  COMMAND(help),
  COMMAND(quit),
};
int _tmain(int argc, _TCHAR * argv[]) {
  commands1[0].function(3000);
  cout << endl;
  commands1[1].function(5000);
  return 0;
}

#include

#define COMMAND(NAME) {

#NAME,

NAME # # _command

}

using namespace std;

struct command {

char * name;

void( * function)(int r_nArg);

};

void quit_command(int r_nArg) {

cout << "quit_command " << r_nArg;

}

void help_command(int r_nArg) {

cout << "help_command " << r_nArg;

}

struct command commands1[] = {

{

"help",

help_command

{

"quit",

quit_command

};

struct command commands2[] = {

COMMAND(help),

COMMAND(quit),

};

int _tmain(int argc, _TCHAR * argv[]) {

commands1[0].function(3000);

cout << endl;

commands1[1].function(5000);

return 0;

}

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