可读可执行的C语言简历源文件

#include <stdio.h>#include <time.h> typedef struct {  union {    char * company;    char * school;    char * project;  };  union {    char * location;    char * url;  };  union {    char * title;    char * program;  };   time_t started;  time_t left;   char * description[];} thing_t; typedef thing_t job_t;typedef thing_t school_t;typedef thing_t project_t; #define CURRENT 0 /* I wasn't alive at the Unix epoch, so that'll work */ /* Contact Information */ char * name = "Kevin R. Lange";char * email = "klange@toaruos.org";char * address = "1045 Mission St, Apt 440n" "San Francisco, CA 94103"; /* Education */school_t uiuc = {  .school  = "University of Illinois at Urbana-Champaign",  .location = "Urbana, IL",  .program = "BS Computer Science",  .started = 1251158400,  .left   = 1336608000,  .description = {    "Minor in International Studies in Engineering, Japan",    "Focused on systems software courses",    NULL  }}; school_t hit = {  .school  = "Hiroshima Institute of Technology",  .location = "Hiroshima, Japan",  .program = "Study Abroad",  .started = 1274745600,  .left   = 1278288000,  .description = {    "Cultural exchange program",    NULL  }}; school_t * schools[] = {  &uiuc,  &hit,  NULL}; /* Projects */project_t compiz = {  .project = "Compiz Window Manager",  .url   = "http://compiz.org",  .title  = "Developer",  .started = 1201392000,  .left  = 1264291200,  .description = {    "Minor plugin contributor",    "Various research projects",    NULL  }}; project_t toaruos = {  .project = "ToAruOS",  .url   = "https://github.com/klange/toaruos",  .title  = "Lead",  .started = 1295049600,  .left  = CURRENT,  .description = {    "Hobby x86 Unix-like kernel and userspace",    "Advanced in-house GUI with compositing window manager",    NULL  }}; project_t * projects[] = {  &toaruos,  &compiz,  NULL}; /* Employment History */ job_t yelp = {  .company = "Yelp, Inc.",  .location = "San Francisco, CA",  .title  = "Software Engineer, i18n",  .started = 1339977600,  .left   = CURRENT,  .description = {    "Developed several internal tools and libraries",    "Provided critical input and design work for Yelp's launch in Japan",    NULL  }}; job_t apple_internship = {  .company = "Apple Inc.",  .location = "Cupertino, CA",  .title  = "Software Engineering Intern",  .started = 1306886400,  .left   = 1314662400,  .description = {    "Built software framework for testing and verification of desktop retina display modes",    "Assisted other interns with Unix fundamentals",    NULL  }}; job_t * jobs[] = {  &yelp,  &apple_internship,  NULL}; void print_thing (thing_t * thing) {  char started[100];  char left[100];  struct tm * ti;  int i = 0;   printf ("%s at %s - %sn", thing->title, thing->company, thing->location);   ti = localtime (&thing->started);  strftime (started, 100, "%B %d, %Y", ti);   if (thing->left == CURRENT) {    printf ("%s to nown", started);  } else {    ti = localtime (&thing->left);    strftime (left,  100, "%B %d, %Y", ti);    printf ("%s to %sn", started, left);  }   char ** desc = thing->description;  while (*desc) {    printf ("- %sn", *desc);    desc++;  }} int main (int argc, char ** argv) {   printf ("%sn%sn%snn", name, email, address);   puts ("Educationn");  school_t ** s = schools;  while (*s) {    print_thing (*s);    puts ("");    s++;  }   puts ("Employmentn");  job_t ** j = jobs;  while (*j) {    print_thing (*j);    puts ("");    j++;  }   puts ("Projectsn");  project_t ** p = projects;  while (*p) {    print_thing (*p);    puts ("");    p++;  }   return 0;}