diff options
Diffstat (limited to 'extern/libmv/third_party/ceres/internal/ceres/stringprintf.cc')
-rw-r--r-- | extern/libmv/third_party/ceres/internal/ceres/stringprintf.cc | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/extern/libmv/third_party/ceres/internal/ceres/stringprintf.cc b/extern/libmv/third_party/ceres/internal/ceres/stringprintf.cc deleted file mode 100644 index 0f85f05e056..00000000000 --- a/extern/libmv/third_party/ceres/internal/ceres/stringprintf.cc +++ /dev/null @@ -1,130 +0,0 @@ -// Ceres Solver - A fast non-linear least squares minimizer -// Copyright 2010, 2011, 2012 Google Inc. All rights reserved. -// http://code.google.com/p/ceres-solver/ -// -// 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: Sanjay Ghemawat - -#include "ceres/stringprintf.h" - -#include <cerrno> -#include <cstdarg> // For va_list and related operations -#include <cstdio> // MSVC requires this for _vsnprintf -#include <string> -#include <vector> - -#include "ceres/internal/port.h" - -namespace ceres { -namespace internal { - -#ifdef _MSC_VER -enum { IS_COMPILER_MSVC = 1 }; -#if _MSC_VER < 1800 -#define va_copy(d, s) ((d) = (s)) -#endif -#else -enum { IS_COMPILER_MSVC = 0 }; -#endif - -void StringAppendV(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 < sizeof(space)) { - if (result >= 0) { - // Normal case -- everything fit. - dst->append(space, result); - return; - } - - if (IS_COMPILER_MSVC) { - // Error or MSVC running out of space. MSVC 8.0 and higher - // can be asked about space needed with the special idiom below: - va_copy(backup_ap, ap); - result = vsnprintf(NULL, 0, format, backup_ap); - va_end(backup_ap); - } - - 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; -} - - -string StringPrintf(const char* format, ...) { - va_list ap; - va_start(ap, format); - string result; - StringAppendV(&result, format, ap); - va_end(ap); - return result; -} - -const string& SStringPrintf(string* dst, const char* format, ...) { - va_list ap; - va_start(ap, format); - dst->clear(); - StringAppendV(dst, format, ap); - va_end(ap); - return *dst; -} - -void StringAppendF(string* dst, const char* format, ...) { - va_list ap; - va_start(ap, format); - StringAppendV(dst, format, ap); - va_end(ap); -} - -} // namespace internal -} // namespace ceres |