Squashed 'third_party/ctemplate/' content from commit 6742f62

Change-Id: I828e4e4c906f13ba19944d78a8a78652b62949af
git-subtree-dir: third_party/ctemplate
git-subtree-split: 6742f6233db12f545e90baa8f34f5c29c4eb396a
diff --git a/src/windows/port.cc b/src/windows/port.cc
new file mode 100644
index 0000000..73bb580
--- /dev/null
+++ b/src/windows/port.cc
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+/* Copyright (c) 2007, 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
+ * met:
+ * 
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * 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.
+ *
+ * ---
+ * Author: Craig Silverstein
+ */
+
+#include "windows/config.h"
+#ifndef _WIN32
+# error You should only be including windows/port.cc in a windows environment!
+#endif
+
+#include <stdarg.h>    // for va_list, va_start, va_end
+#include <string.h>    // for strstr()
+#include <assert.h>
+#include "port.h"
+
+// These call the windows _vsnprintf, but always NUL-terminate.
+#if !defined(__MINGW32__) && !defined(__MINGW64__)  /* mingw already defines */
+int safe_vsnprintf(char *str, size_t size, const char *format, va_list ap) {
+  if (size == 0)        // not even room for a \0?
+    return -1;          // not what C99 says to do, but what windows does
+  str[size-1] = '\0';
+  return _vsnprintf(str, size-1, format, ap);
+}
+
+int snprintf(char *str, size_t size, const char *format, ...) {
+  int r;
+  va_list ap;
+  va_start(ap, format);
+  r = vsnprintf(str, size, format, ap);
+  va_end(ap);
+  return r;
+}
+#endif  /* #if !defined(__MINGW32__) && !defined(__MINGW64__) */
+
+#ifdef __cplusplus
+#include <string>
+#include <vector>
+#include <ctemplate/template_pathops.h>
+
+using std::string;
+using std::vector;
+
+namespace ctemplate {
+
+// defined (for unix) in template_test_utils.cc
+string TmpFile(const char* basename) {
+  char tmppath_buffer[1024];
+  int tmppath_len = GetTempPathA(sizeof(tmppath_buffer), tmppath_buffer);
+  if (tmppath_len <= 0 || tmppath_len >= sizeof(tmppath_buffer)) {
+    return basename;           // an error, so just bail on tmppath
+  }
+  assert(tmppath_buffer[tmppath_len - 1] == '\\');   // API guarantees it
+  return string(tmppath_buffer) + basename;
+}
+
+// A replacement for template_unittest.cc:CleanTestDir()
+void CreateOrCleanTestDir(const string& dirname) {
+  string glob(PathJoin(dirname, "*"));
+  WIN32_FIND_DATAA found;  // that final A is for Ansi (as opposed to Unicode)
+  HANDLE hFind = FindFirstFileA(glob.c_str(), &found);   // A is for Ansi
+  if (hFind == INVALID_HANDLE_VALUE) {  // directory doesn't exist or some such
+    _mkdir(dirname.c_str());
+    hFind = FindFirstFileA(glob.c_str(), &found);   // Try again...
+  }
+  if (hFind != INVALID_HANDLE_VALUE) {
+    do {
+      if (strstr(found.cFileName, "template"))
+        _unlink(PathJoin(dirname, found.cFileName).c_str());
+    } while (FindNextFileA(hFind, &found) != FALSE);  // A is for Ansi
+    FindClose(hFind);
+  }
+}
+
+}
+
+void GetNamelist(const char* testdata_dir, vector<string>* namelist) {
+  string glob(GOOGLE_NAMESPACE::PathJoin(testdata_dir,
+                                         "template_unittest_test*"));
+  WIN32_FIND_DATAA found;  // that final A is for Ansi (as opposed to Unicode)
+  HANDLE hFind = FindFirstFileA(glob.c_str(), &found);
+  if (hFind == INVALID_HANDLE_VALUE)    // no files matching the glob, probably
+    return;   // if we don't find any files, nothing to add to namelist
+  do {
+    namelist->push_back(found.cFileName);
+  } while (FindNextFileA(hFind, &found) != FALSE);  // A is for Ansi
+  FindClose(hFind);
+}
+
+#endif  /* __cplusplus */