Linux Cross Reference
Linux/arch/um/main.c

** Warning: Cannot open xref database.
   #include <unistd.h>
   #include <stdio.h> 
   #include <stdlib.h>
   #include <termios.h>
   #include "include/user_util.h"
   
   char padding[256] = { [ 0 ... 127 ] = ' ', '\0' };
   
   int main(int argc, char **argv, char **envp)
  {
    struct termios tt;
    int ret, i, n;
    char **new_argv;
  
    n = 0;
    for(i=1;i<argc;i++) n += strlen(argv[i]);
    if(n < 128){
      new_argv = malloc((argc + 2) * sizeof(char *));
      for(i=0;i<argc;i++) new_argv[i] = argv[i];
      new_argv[argc] = padding;
      new_argv[argc + 1] = NULL;
      execve(new_argv[0], new_argv, envp);
      perror("Failed to exec with padded args");
      exit(1);
    }
    get_profile_timer();
    tcgetattr(0, &tt);
    ret = 0;
    if(linux_main(argc, argv)){
      printf("\n");
      execve(argv[0], argv, envp);
      perror("Failed to exec kernel");
      ret = 1;
    }
    tcsetattr(0, TCSADRAIN, &tt);
    printf("\n");
    return(ret);
  }
  
  #ifdef PROFILING
  extern void block_shlib_mem(void);
  extern void __real___monstartup (unsigned long, unsigned long);
  
  void __wrap___monstartup (unsigned long lowpc, unsigned long highpc)
  {
    block_shlib_mem();
    __real___monstartup(lowpc, highpc);
  }
  #endif