src/conf/confstr.c

   1 #include <unistd.h>
   2 #include <stdio.h>
   3 #include <errno.h>
   4
   5 size_t confstr(int name, char *buf, size_t len)
   6 {
   7         const char *s = "";
   8         if (!name) {
   9                 s = "/bin:/usr/bin";
  10         } else if ((name&~4U)!=1 && name-_CS_POSIX_V6_ILP32_OFF32_CFLAGS>33U) {
  11                 errno = EINVAL;
  12                 return 0;
  13         }
  14         // snprintf is overkill but avoid wasting code size to implement
  15         // this completely useless function and its truncation semantics
  16         return snprintf(buf, len, "%s", s) + 1;
  17 }