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Implement GetLastModificationTime for linux

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This commit is contained in:
Jacob Dufault 2017-04-20 09:47:24 -07:00
parent 7326b861ac
commit f25a603708
1 changed files with 22 additions and 3 deletions
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25
src/platform_linux.cc
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@ -21,14 +21,13 @@
#include <dirent.h> #include <dirent.h>
#include <sys/types.h> // required for stat.h #include <sys/types.h> // required for stat.h
#include <sys/stat.h> // no clue why required -- man pages say so #include <sys/stat.h>
#include <fcntl.h> /* For O_* constants */ #include <fcntl.h> /* For O_* constants */
#include <sys/stat.h> /* For mode constants */ #include <sys/stat.h> /* For mode constants */
#include <semaphore.h> #include <semaphore.h>
#include <sys/mman.h> #include <sys/mman.h>
#include <sys/stat.h> /* For mode constants */
#include <fcntl.h> /* For O_* constants */
#ifndef __APPLE__ #ifndef __APPLE__
#include <sys/prctl.h> #include <sys/prctl.h>
@ -163,6 +162,26 @@ void SetCurrentThreadName(const std::string& thread_name) {
#endif #endif
} }
int64_t GetLastModificationTime(const std::string& absolute_path) {
struct stat buf;
if (stat(absolute_path.c_str(), &buf) != 0) {
switch (errno) {
case ENOENT:
std::cerr << "GetLastModificationTime: unable to find file " << absolute_path << std::endl;
break;
case EINVAL:
std::cerr << "GetLastModificationTime: invalid param to _stat for file file " << absolute_path << std::endl;
break;
default:
std::cerr << "GetLastModificationTime: unhandled for " << absolute_path << std::endl;
exit(1);
break;
}
}
return buf.st_mtime;
}
std::vector<std::string> GetPlatformClangArguments() { std::vector<std::string> GetPlatformClangArguments() {
// TODO: use install config variable for path? // TODO: use install config variable for path?
return { return {