ref: e029d46eb6a7ab8fe37fd04a39891840126a9d7f
dir: /lib/c/gets.c/
#include <stdio.h> #undef gets char * gets(char *s) { int ch; char *t = s; while ((ch = getc(stdin)) != EOF && ch != '\n') *t++ = ch; if (ch == EOF && s == t) return NULL; *t = '\0'; return s; }