nsprpub/config/now.c

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #include <stdio.h>
   7 #include <time.h>
   8
   9 int main(int argc, char **argv)
  10 {
  11 #if defined(OMIT_LIB_BUILD_TIME)
  12     /*
  13      * Some platforms don't have any 64-bit integer type
  14      * such as 'long long'.  Because we can't use NSPR's
  15      * PR_snprintf in this program, it is difficult to
  16      * print a static initializer for PRInt64 (a struct).
  17      * So we print nothing.  The makefiles that build the
  18      * shared libraries will detect the empty output string
  19      * of this program and omit the library build time
  20      * in PRVersionDescription.
  21      */
  22 #elif defined(_MSC_VER)
  23     __int64 now;
  24     time_t sec;
  25
  26     sec = time(NULL);
  27     now = (1000000i64) * sec;
  28     fprintf(stdout, "%I64d", now);
  29 #else
  30     long long now;
  31     time_t sec;
  32
  33     sec = time(NULL);
  34     now = (1000000LL) * sec;
  35     fprintf(stdout, "%lld", now);
  36 #endif
  37
  38     return 0;
  39 }  /* main */
  40
  41 /* now.c */