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Merge pull request #179 from wizeman/segfault-lockfile.

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Fix segfault when we're unable to create the lock file.
This commit is contained in:
Gavin Andresen 2011-05-01 06:41:49 -07:00
commit 76160f784a
1 changed files with 1 additions and 1 deletions
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2
init.cpp
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@ -326,7 +326,7 @@ bool AppInit2(int argc, char* argv[])
// Make sure only a single bitcoin process is using the data directory. // Make sure only a single bitcoin process is using the data directory.
string strLockFile = GetDataDir() + "/.lock"; string strLockFile = GetDataDir() + "/.lock";
FILE* file = fopen(strLockFile.c_str(), "a"); // empty lock file; created if it doesn't exist. FILE* file = fopen(strLockFile.c_str(), "a"); // empty lock file; created if it doesn't exist.
fclose(file); if (file) fclose(file);
static boost::interprocess::file_lock lock(strLockFile.c_str()); static boost::interprocess::file_lock lock(strLockFile.c_str());
if (!lock.try_lock()) if (!lock.try_lock())
{ {