c-contructormaps.c

#define _GNU_SOURCE
#include <sys/types.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>

void main(void) {
        int pid = getpid();
	char *cmd;
	// asprintf(&cmd, "cat /proc/%d/maps", pid);
	asprintf(&cmd, "pmap -x %d", pid);
	system(cmd);
	free(cmd);
}

contructormaps.go

package main

/*
#cgo CFLAGS: -Wall
#define _GNU_SOURCE
#include <sys/types.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>

void __attribute__((constructor)) contructor_map(void) {
        int pid = getpid();
	char *cmd;
	// asprintf(&cmd, "cat /proc/%d/maps", pid);
	asprintf(&cmd, "pmap -x %d", pid);
	system(cmd);
	free(cmd);
}
*/
import "C"
//import "io"
import "os"
import "fmt"
import "os/exec"
import "syscall"

func main() {
	//maps, _ := os.Open("/proc/self/maps")
	//io.Copy(os.Stdout, maps)
	cmd := exec.Command("pmap", "-x", fmt.Sprintf("%d", syscall.Getpid()))
	cmd.Stdout = os.Stdout
	cmd.Run()
}