Changeset 854 for branches/prototype-v0/zoo-project/zoo-kernel/service_internal.h

Timestamp:

Nov 21, 2017, 10:24:14 AM (6 years ago)

Author:

djay

Message:

HPC support update. Add inputs for create options in Gdal_Dem.

File:

• branches/prototype-v0/zoo-project/zoo-kernel/service_internal.h (modified) (3 diffs)

branches/prototype-v0/zoo-project/zoo-kernel/service_internal.h

@@ -63 +63 @@
  * Number of time the ZOO-Kernel will try to acquire lock
  */
-#define ZOO_LOCK_MAX_RETRY 10
+#define ZOO_LOCK_MAX_RETRY 180
 
 #include <sys/stat.h>
@@ -85 +85 @@
 #endif
 
+#include <fcntl.h>
+  
 #include "service.h"
 
@@ -94 +96 @@
 #endif
 
+/**
+ * The lock structure used by the ZOO-Kernel to ensure atomicity of operations
+ *
+ */ 
+typedef struct zooLock{
+  struct flock lock; //!< The lock
+  FILE* lockfile;    //!< The pointer to the lock file
+  char* filename;    //!< The filename to lock
+} zooLock;
+
+static zooLock** zoo_file_locks=NULL;
+static int zoo_file_locks_cnt=0;
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+  
   ZOO_DLL_EXPORT char *readVSIFile(maps*,const char*);
   ZOO_DLL_EXPORT int  setOutputValue( maps*, const char*, char*, size_t);
   ZOO_DLL_EXPORT char* getInputValue( maps*,const char*,size_t*);
+
+  ZOO_DLL_EXPORT struct zooLock* lockFile(maps*,const char*,const char);
+  ZOO_DLL_EXPORT int unlockFile(maps*,struct zooLock*);
 
   ZOO_DLL_EXPORT void unhandleStatus(maps*);