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-rw-r--r--nsprpub/config/now.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/nsprpub/config/now.c b/nsprpub/config/now.c
new file mode 100644
index 0000000000..2893c5b7a1
--- /dev/null
+++ b/nsprpub/config/now.c
@@ -0,0 +1,41 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <stdio.h>
+#include <time.h>
+
+int main(int argc, char **argv)
+{
+#if defined(OMIT_LIB_BUILD_TIME)
+ /*
+ * Some platforms don't have any 64-bit integer type
+ * such as 'long long'. Because we can't use NSPR's
+ * PR_snprintf in this program, it is difficult to
+ * print a static initializer for PRInt64 (a struct).
+ * So we print nothing. The makefiles that build the
+ * shared libraries will detect the empty output string
+ * of this program and omit the library build time
+ * in PRVersionDescription.
+ */
+#elif defined(_MSC_VER)
+ __int64 now;
+ time_t sec;
+
+ sec = time(NULL);
+ now = (1000000i64) * sec;
+ fprintf(stdout, "%I64d", now);
+#else
+ long long now;
+ time_t sec;
+
+ sec = time(NULL);
+ now = (1000000LL) * sec;
+ fprintf(stdout, "%lld", now);
+#endif
+
+ return 0;
+} /* main */
+
+/* now.c */