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helpers: make shm_open() portable after 8bcccf9f0f (#6471)

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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
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Jan Beich 2024-06-13 12:20:14 +00:00 committed by GitHub
parent e6d10539af
commit 4842eb83b4
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1 changed files with 2 additions and 1 deletions
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src/helpers/MiscFunctions.cpp
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@ -814,7 +814,8 @@ bool envEnabled(const std::string& env) {
} }
std::pair<int, std::string> openExclusiveShm() { 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) { for (size_t i = 0; i < 69; ++i) {
int fd = shm_open(name.c_str(), O_RDWR | O_CREAT | O_EXCL, 0600); int fd = shm_open(name.c_str(), O_RDWR | O_CREAT | O_EXCL, 0600);