diff options
| author | Jan Beich <jbeich@FreeBSD.org> | 2024-06-13 12:20:14 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-06-13 14:20:14 +0200 |
| commit | 4842eb83b444418ad3fe1901d645dd02224989e5 (patch) | |
| tree | d903a659245b234e30df658f544b0ac7e7cdb795 /src/helpers/MiscFunctions.cpp | |
| parent | e6d10539af1fdca33b10bc3c1dfac16f1cdfe1c8 (diff) | |
helpers: make shm_open() portable after 8bcccf9f0f0f (#6471)
https://pubs.opengroup.org/onlinepubs/9699919799/functions/shm_open.html
https://man.freebsd.org/shm_open/2
https://www.man7.org/linux/man-pages/man3/shm_open.3.html
Diffstat (limited to 'src/helpers/MiscFunctions.cpp')
| -rw-r--r-- | src/helpers/MiscFunctions.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/helpers/MiscFunctions.cpp b/src/helpers/MiscFunctions.cpp index b1d734c8..346a3ffa 100644 --- a/src/helpers/MiscFunctions.cpp +++ b/src/helpers/MiscFunctions.cpp @@ -814,7 +814,8 @@ bool envEnabled(const std::string& env) { } std::pair<int, std::string> openExclusiveShm() { - std::string name = g_pTokenManager->getRandomUUID(); + // Only absolute paths can be shared across different shm_open() calls + std::string name = "/" + g_pTokenManager->getRandomUUID(); for (size_t i = 0; i < 69; ++i) { int fd = shm_open(name.c_str(), O_RDWR | O_CREAT | O_EXCL, 0600); |