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APFS - when opening a resource fork as rdwr, create it as well

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--
Under HFS, empty resource fork always exists. on APFS, it must be specifically created.
This commit is contained in:
Kelvin Sherlock 2017-10-02 16:31:33 -04:00
parent 60b49a1ff4
commit 119d9aab57
1 changed files with 10 additions and 1 deletions
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11
toolbox/os_internal.cpp
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@ -548,12 +548,21 @@ namespace OS { namespace Internal {
} }
std::string xname = filename; std::string xname = filename;
if (fork) if (fork) {
xname.append(_PATH_RSRCFORKSPEC); xname.append(_PATH_RSRCFORKSPEC);
// O_RDWR should also O_CREAT
}
Log(" open(%s, %04x)\n", xname.c_str(), access); Log(" open(%s, %04x)\n", xname.c_str(), access);
fd = ::open(xname.c_str(), access); fd = ::open(xname.c_str(), access);
if (fd < 0 && access == O_RDWR && errno == ENOENT && fork)
{
fd = ::open(xname.c_str(), O_RDWR | O_CREAT, 0666);
}
if (fd < 0 && ioPermission == fsCurPerm && errno == EACCES) if (fd < 0 && ioPermission == fsCurPerm && errno == EACCES)
{ {
fd = ::open(xname.c_str(), O_RDONLY); fd = ::open(xname.c_str(), O_RDONLY);