contrib/ntp/libntp/findconfig.c

   1
   2 #ifdef HAVE_CONFIG_H
   3 # include <config.h>
   4 #endif
   5
   6 #ifdef NEED_HPUX_FINDCONFIG
   7 #include <string.h>
   8 #include <stdio.h>
   9 #include <sys/types.h>
  10 #include <sys/stat.h>
  11 #include <sys/utsname.h>
  12 #include <unistd.h>
  13
  14 const char *
  15 FindConfig(
  16         const char *base
  17         )
  18 {
  19         static char result[BUFSIZ];
  20         char hostname[BUFSIZ], *cp;
  21         struct stat sbuf;
  22         struct utsname unamebuf;
  23
  24         /* All keyed by initial target being a directory */
  25         strlcpy(result, base, sizeof(result));
  26         if (stat(result, &sbuf) == 0) {
  27                 if (S_ISDIR(sbuf.st_mode)) {
  28
  29                         /* First choice is my hostname */
  30                         if (gethostname(hostname, BUFSIZ) >= 0) {
  31                                 snprintf(result, sizeof(result), "%s/%s", base, hostname);
  32                                 if (stat(result, &sbuf) == 0) {
  33                                         goto outahere;
  34                                 } else {
  35
  36                                         /* Second choice is of form default.835 */
  37                                         (void) uname(&unamebuf);
  38                                         if (strncmp(unamebuf.machine, "9000/", 5) == 0)
  39                                             cp = unamebuf.machine + 5;
  40                                         else
  41                                             cp = unamebuf.machine;
  42                                         snprintf(result, sizeof(result), "%s/default.%s", base, cp);
  43                                         if (stat(result, &sbuf) == 0) {
  44                                                 goto outahere;
  45                                         } else {
  46
  47                                                 /* Last choice is just default */
  48                                                 snprintf(result, sizeof(result), "%s/default", base);
  49                                                 if (stat(result, &sbuf) == 0) {
  50                                                         goto outahere;
  51                                                 } else {
  52                                                         strlcpy(result,
  53                                                                 "/not/found",
  54                                                                 sizeof(result));
  55                                                 }
  56                                         }
  57                                 }
  58                         }
  59                 }
  60         }
  61     outahere:
  62         return(result);
  63 }
  64 #else
  65 #include "ntp_stdlib.h"
  66
  67 const char *
  68 FindConfig(
  69         const char *base
  70         )
  71 {
  72         return base;
  73 }
  74 #endif