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author | Anas Nashif <anas.nashif@intel.com> | 2013-08-13 07:48:01 -0400 |
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committer | Anas Nashif <anas.nashif@intel.com> | 2013-08-13 07:48:01 -0400 |
commit | 297c63fa65327491a2b50e521b661c5835a19fe4 (patch) | |
tree | cf30d58014e240eb5e4417727d8f137cdbe75828 /Source/cmTimestamp.cxx | |
parent | ef8aa19c33e83ff019595fd7f8fdc29c35c336a3 (diff) | |
download | cmake-297c63fa65327491a2b50e521b661c5835a19fe4.tar.gz cmake-297c63fa65327491a2b50e521b661c5835a19fe4.tar.bz2 cmake-297c63fa65327491a2b50e521b661c5835a19fe4.zip |
Imported Upstream version 2.8.11.2upstream/2.8.11.2sandbox/pcoval/previous/upstream
Diffstat (limited to 'Source/cmTimestamp.cxx')
-rw-r--r-- | Source/cmTimestamp.cxx | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/Source/cmTimestamp.cxx b/Source/cmTimestamp.cxx new file mode 100644 index 000000000..ac26503c6 --- /dev/null +++ b/Source/cmTimestamp.cxx @@ -0,0 +1,134 @@ +/*============================================================================ + CMake - Cross Platform Makefile Generator + Copyright 2012 Kitware, Inc., Insight Software Consortium + + Distributed under the OSI-approved BSD License (the "License"); + see accompanying file Copyright.txt for details. + + This software is distributed WITHOUT ANY WARRANTY; without even the + implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + See the License for more information. +============================================================================*/ +#include "cmTimestamp.h" + +#include <cstring> + +#include <sys/types.h> +#include <sys/stat.h> + +//---------------------------------------------------------------------------- +std::string cmTimestamp::CurrentTime( + const std::string& formatString, bool utcFlag) +{ + time_t currentTimeT = time(0); + if(currentTimeT == time_t(-1)) + { + return std::string(); + } + + return CreateTimestampFromTimeT(currentTimeT, formatString, utcFlag); +} + +//---------------------------------------------------------------------------- +std::string cmTimestamp::FileModificationTime(const char* path, + const std::string& formatString, bool utcFlag) +{ + struct stat info; + memset(&info, 0, sizeof(info)); + + if(stat(path, &info) != 0) + { + return std::string(); + } + + return CreateTimestampFromTimeT(info.st_mtime, formatString, utcFlag); +} + +//---------------------------------------------------------------------------- +std::string cmTimestamp::CreateTimestampFromTimeT(time_t timeT, + std::string formatString, bool utcFlag) +{ + if(formatString.empty()) + { + formatString = "%Y-%m-%dT%H:%M:%S"; + if(utcFlag) + { + formatString += "Z"; + } + } + + struct tm timeStruct; + memset(&timeStruct, 0, sizeof(timeStruct)); + + struct tm* ptr = (struct tm*) 0; + if(utcFlag) + { + ptr = gmtime(&timeT); + } + else + { + ptr = localtime(&timeT); + } + + if(ptr == 0) + { + return std::string(); + } + + timeStruct = *ptr; + + std::string result; + for(std::string::size_type i = 0; i < formatString.size(); ++i) + { + char c1 = formatString[i]; + char c2 = (i+1 < formatString.size()) ? + formatString[i+1] : static_cast<char>(0); + + if(c1 == '%' && c2 != 0) + { + result += AddTimestampComponent(c2, timeStruct); + ++i; + } + else + { + result += c1; + } + } + + return result; +} + +//---------------------------------------------------------------------------- +std::string cmTimestamp::AddTimestampComponent( + char flag, struct tm& timeStruct) +{ + std::string formatString = "%"; + formatString += flag; + + switch(flag) + { + case 'd': + case 'H': + case 'I': + case 'j': + case 'm': + case 'M': + case 'S': + case 'U': + case 'w': + case 'y': + case 'Y': + break; + default: + { + return formatString; + } + } + + char buffer[16]; + + size_t size = strftime(buffer, sizeof(buffer), + formatString.c_str(), &timeStruct); + + return std::string(buffer, size); +} |