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authorNicolas Geoffray <ngeoffray@google.com>2015-03-16 11:08:29 +0000
committerGerrit Code Review <noreply-gerritcodereview@google.com>2015-03-16 11:08:29 +0000
commitdd5816953de6aebc51aa4cc6f69945fbb9cd4b2a (patch)
tree8db9bc4aa940a8b3a44cf31dacd3a7f932eadc80 /base/stringprintf.cpp
parentacf0a8b3f632fe90132b9ce457a2237160f8cb9a (diff)
parenta7870d88167f619e758b5bcd15b410d16da7c16b (diff)
Merge "Revert "Create libbase.""
Diffstat (limited to 'base/stringprintf.cpp')
-rw-r--r--base/stringprintf.cpp85
1 files changed, 0 insertions, 85 deletions
diff --git a/base/stringprintf.cpp b/base/stringprintf.cpp
deleted file mode 100644
index d55ff52195..0000000000
--- a/base/stringprintf.cpp
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * Copyright (C) 2011 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "base/stringprintf.h"
-
-#include <stdio.h>
-
-#include <string>
-
-namespace android {
-namespace base {
-
-void StringAppendV(std::string* dst, const char* format, va_list ap) {
- // First try with a small fixed size buffer
- char space[1024];
-
- // It's possible for methods that use a va_list to invalidate
- // the data in it upon use. The fix is to make a copy
- // of the structure before using it and use that copy instead.
- va_list backup_ap;
- va_copy(backup_ap, ap);
- int result = vsnprintf(space, sizeof(space), format, backup_ap);
- va_end(backup_ap);
-
- if (result < static_cast<int>(sizeof(space))) {
- if (result >= 0) {
- // Normal case -- everything fit.
- dst->append(space, result);
- return;
- }
-
- if (result < 0) {
- // Just an error.
- return;
- }
- }
-
- // Increase the buffer size to the size requested by vsnprintf,
- // plus one for the closing \0.
- int length = result + 1;
- char* buf = new char[length];
-
- // Restore the va_list before we use it again
- va_copy(backup_ap, ap);
- result = vsnprintf(buf, length, format, backup_ap);
- va_end(backup_ap);
-
- if (result >= 0 && result < length) {
- // It fit
- dst->append(buf, result);
- }
- delete[] buf;
-}
-
-std::string StringPrintf(const char* fmt, ...) {
- va_list ap;
- va_start(ap, fmt);
- std::string result;
- StringAppendV(&result, fmt, ap);
- va_end(ap);
- return result;
-}
-
-void StringAppendF(std::string* dst, const char* format, ...) {
- va_list ap;
- va_start(ap, format);
- StringAppendV(dst, format, ap);
- va_end(ap);
-}
-
-} // namespace base
-} // namespace android