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#3338: NamedMutex does not work on Linux distributions where fs.protected_regular=1

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This commit is contained in:
Günter Obiltschnig 2022-02-19 11:12:48 +01:00
parent df20425463
commit 7099821df8
2 changed files with 6 additions and 2 deletions
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4
Foundation/src/NamedEvent_UNIX.cpp
View File

@ -58,7 +58,9 @@ NamedEventImpl::NamedEventImpl(const std::string& name):
if ((long) _sem == (long) SEM_FAILED)
throw SystemException(Poco::format("cannot create named mutex %s (sem_open() failed, errno=%d)", fileName, errno), _name);
#else
int fd = open(fileName.c_str(), O_RDONLY | O_CREAT, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
int fd = open(fileName.c_str(), O_RDONLY, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
if (fd == -1 && errno == ENOENT)
fd = open(fileName.c_str(), O_RDONLY | O_CREAT, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
if (fd != -1)
close(fd);
else

4
Foundation/src/NamedMutex_UNIX.cpp
View File

@ -58,7 +58,9 @@ NamedMutexImpl::NamedMutexImpl(const std::string& name):
if ((long) _sem == (long) SEM_FAILED)
throw SystemException(Poco::format("cannot create named mutex %s (sem_open() failed, errno=%d)", fileName, errno), _name);
#else
int fd = open(fileName.c_str(), O_RDONLY | O_CREAT, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
int fd = open(fileName.c_str(), O_RDONLY, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
if (fd == -1 && errno == ENOENT)
fd = open(fileName.c_str(), O_RDONLY | O_CREAT, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
if (fd != -1)
close(fd);
else