Initial checkin of gRPC to third_party/

third_party/grpc/src/core/support/tmpfile_posix.c

Index: third_party/grpc/src/core/support/tmpfile_posix.c
diff --git a/third_party/WebKit/Source/build/win/Precompile.h b/third_party/grpc/src/core/support/tmpfile_posix.c
similarity index 58%
copy from third_party/WebKit/Source/build/win/Precompile.h
copy to third_party/grpc/src/core/support/tmpfile_posix.c
index 8a0ff29c353fc1d30c92d27f369d7c422a579bc8..b16eeacf9d4a9594060455ac07423cd8ba10748b 100644
--- a/third_party/WebKit/Source/build/win/Precompile.h
+++ b/third_party/grpc/src/core/support/tmpfile_posix.c
@@ -1,5 +1,7 @@
 /*
- * Copyright (C) 2012 Google Inc. All rights reserved.
+ *
+ * Copyright 2015-2016, Google Inc.
+ * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
@@ -26,43 +28,58 @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/*
- * Precompiled header for WebKit when built on Windows using
- * GYP-generated project files.  Not used by other build
- * configurations.
  *
- * Using precompiled headers speeds the build up significantly.  On a
- * fast machine (HP Z600, 12 GB of RAM), an ~18% decrease in full
- * build time was measured.
  */
 
-#if defined(WinPrecompile_h_)
-#error You shouldn't include the precompiled header file more than once.
-#endif
-
-#define WinPrecompile_h_
+#include <grpc/support/port_platform.h>
 
-#define _USE_MATH_DEFINES // Make math.h behave like other platforms.
+#ifdef GPR_POSIX_FILE
 
-#include <Windows.h>
+#include "src/core/support/tmpfile.h"
 
 #include <errno.h>
-#include <fcntl.h>
-#include <limits.h>
-#include <math.h>
-#include <stdarg.h>
-#include <stddef.h>
-#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <time.h>
+#include <unistd.h>
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+
+#include "src/core/support/string.h"
+
+FILE *gpr_tmpfile(const char *prefix, char **tmp_filename) {
+  FILE *result = NULL;
+  char *template;
+  int fd;
+
+  if (tmp_filename != NULL) *tmp_filename = NULL;
+
+  gpr_asprintf(&template, "/tmp/%s_XXXXXX", prefix);
+  GPR_ASSERT(template != NULL);
+
+  fd = mkstemp(template);
+  if (fd == -1) {
+    gpr_log(GPR_ERROR, "mkstemp failed for template %s with error %s.",
+            template, strerror(errno));
+    goto end;
+  }
+  result = fdopen(fd, "w+");
+  if (result == NULL) {
+    gpr_log(GPR_ERROR, "Could not open file %s from fd %d (error = %s).",
+            template, fd, strerror(errno));
+    unlink(template);
+    close(fd);
+    goto end;
+  }
+
+end:
+  if (result != NULL && tmp_filename != NULL) {
+    *tmp_filename = template;
+  } else {
+    gpr_free(template);
+  }
+  return result;
+}
 
-#include <algorithm>
-#include <ciso646>
-#include <cmath>
-#include <cstddef>
-#include <limits>
-#include <string>
-#include <utility>
+#endif /* GPR_POSIX_FILE */