FGFS-4.1/simgear
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#599: Don't crash when a path does not exist.

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This commit is contained in:
ThorstenB 2012-01-13 19:58:45 +01:00
parent cee8c5b5c7
commit 21f2e1f250
1 changed files with 5 additions and 0 deletions
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simgear/misc/sg_path.cxx
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@ -490,6 +490,11 @@ std::string SGPath::realpath() const
return path;
#else
char* buf = ::realpath(path.c_str(), NULL);
if (!buf)
{
SG_LOG(SG_IO, SG_ALERT, "ERROR: The path '" << path << "' does not exist in the file system.");
return path;
}
std::string p(buf);
free(buf);
return p;