git.m6w6.name Git - m6w6/libmemcached/blob - m4/setsockopt.m4

   1 dnl ---------------------------------------------------------------------------
   2 dnl Macro: SETSOCKOPT_SANITY
   3 dnl ---------------------------------------------------------------------------
   4 AC_DEFUN([SETSOCKOPT_SANITY],[
   5   AC_LANG_PUSH([C])
   6   AC_RUN_IFELSE([
   7     AC_LANG_PROGRAM([[
   8 #include <sys/types.h>
   9 #include <sys/socket.h>
  10 #include <time.h>
  11 #include <sys/time.h>
  12 #include <errno.h>
  13    ]],[[
  14      int sock = socket(AF_INET, SOCK_STREAM, 0);
  15      struct timeval waittime;
  16
  17      waittime.tv_sec= 0;
  18      waittime.tv_usec= 500;
  19
  20      if (setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO,
  21                     &waittime, (socklen_t)sizeof(struct timeval)) == -1) {
  22        if (errno == ENOPROTOOPT) {
  23          return 1;
  24        }
  25      }
  26      return 0;
  27    ]])],
  28    [AC_DEFINE(HAVE_SNDTIMEO, 1, [Define to 1 if you have a working SO_SNDTIMEO])])
  29
  30   AC_RUN_IFELSE([
  31     AC_LANG_PROGRAM([[
  32 #include <sys/types.h>
  33 #include <sys/socket.h>
  34 #include <time.h>
  35 #include <sys/time.h>
  36 #include <errno.h>
  37     ]],[[
  38      int sock = socket(AF_INET, SOCK_STREAM, 0);
  39      struct timeval waittime;
  40
  41      waittime.tv_sec= 0;
  42      waittime.tv_usec= 500;
  43
  44      if (setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO,
  45                     &waittime, (socklen_t)sizeof(struct timeval)) == -1) {
  46        if (errno == ENOPROTOOPT) {
  47          return 1;
  48        }
  49      }
  50      return 0;
  51    ]])], [AC_DEFINE(HAVE_RCVTIMEO, 1, [Define to 1 if you have a working SO_RCVTIMEO])])
  52
  53   AC_LANG_POP
  54 ])
  55 dnl ---------------------------------------------------------------------------
  56 dnl End Macro: SETSOCKOPT_SANITY
  57 dnl ---------------------------------------------------------------------------