detectors/slsDetectorPackage
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shm naming

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This commit is contained in:
maliakal_d 2021-09-15 13:44:26 +02:00
parent 74fde0a77c
commit 1a712e1aa6
1 changed files with 12 additions and 15 deletions
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27
slsDetectorSoftware/src/SharedMemory.h
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@ -22,8 +22,8 @@
#include <sys/stat.h> // fstat
#include <unistd.h>
#define SHM_MULTI_PREFIX "/slsDetectorPackage_multi_"
#define SHM_SLS_PREFIX "_sls_"
#define SHM_DETECTOR_PREFIX "/slsDetectorPackage_detector_"
#define SHM_MODULE_PREFIX "_module_"
#define SHM_ENV_NAME "SLSDETNAME"
#include <iostream>
@ -35,13 +35,10 @@ template <typename T> class SharedMemory {
public:
/**
* Constructor
* creates the single/multi detector shared memory name
* @param multiId multi detector id
* @param slsId sls detector id, -1 if a multi detector shared memory
* moduleid of -1 creates a detector only shared memory
*/
SharedMemory(int multiId, int slsId) {
name = ConstructSharedMemoryName(multiId, slsId);
SharedMemory(int detectorId, int moduleIndex) {
name = ConstructSharedMemoryName(detectorId, moduleIndex);
}
/**
@ -208,11 +205,11 @@ template <typename T> class SharedMemory {
/**
* Create Shared memory name
* throws exception if name created is longer than required 255(manpages)
* @param multiId multi detector id
* @param slsId sls detector id, -1 if a multi detector shared memory
* @param detectorId detector id
* @param moduleIndex module id, -1 if a detector shared memory
* @returns shared memory name
*/
std::string ConstructSharedMemoryName(int multiId, int slsId) {
std::string ConstructSharedMemoryName(int detectorId, int moduleIndex) {
// using environment path
std::string sEnvPath;
@ -223,11 +220,11 @@ template <typename T> class SharedMemory {
}
std::stringstream ss;
if (slsId < 0)
ss << SHM_MULTI_PREFIX << multiId << sEnvPath;
if (moduleIndex < 0)
ss << SHM_DETECTOR_PREFIX << detectorId << sEnvPath;
else
ss << SHM_MULTI_PREFIX << multiId << SHM_SLS_PREFIX << slsId
<< sEnvPath;
ss << SHM_DETECTOR_PREFIX << detectorId << SHM_MODULE_PREFIX
<< moduleIndex << sEnvPath;
std::string temp = ss.str();
if (temp.length() > NAME_MAX_LENGTH) {