efsw.h

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#ifndef ESFW_H
#define ESFW_H

#ifdef __cplusplus
extern "C" {
#endif

#if defined(_WIN32)
 #ifdef EFSW_DYNAMIC
 // Windows platforms
 #ifdef EFSW_EXPORTS
 // From DLL side, we must export
 #define EFSW_API __declspec(dllexport)
 #else
 // From client application side, we must import
 #define EFSW_API __declspec(dllimport)
 #endif
 #else
 // No specific directive needed for static build
 #ifndef EFSW_API
 #define EFSW_API
 #endif
 #endif
#else
 #if ( __GNUC__ >= 4 ) && defined( EFSW_EXPORTS )
 #define EFSW_API __attribute__ ((visibility("default")))
 #endif

 // Other platforms don't need to define anything
 #ifndef EFSW_API
 #define EFSW_API
 #endif
#endif

typedef long efsw_watchid;

typedef void* efsw_watcher;

enum efsw_action
{
 EFSW_ADD = 1, 
 EFSW_DELETE = 2, 
 EFSW_MODIFIED = 3, 
 EFSW_MOVED = 4 
};

enum efsw_error
{
 EFSW_NOTFOUND = -1,
 EFSW_REPEATED = -2,
 EFSW_OUTOFSCOPE = -3,
 EFSW_NOTREADABLE = -4,
 EFSW_REMOTE = -5,
 EFSW_UNSPECIFIED = -6
};

typedef void (*efsw_pfn_fileaction_callback) (
 efsw_watcher watcher,
 efsw_watchid watchid,
 const char* dir,
 const char* filename,
 enum efsw_action action,
 const char* old_filename,
 void* param
);

efsw_watcher EFSW_API efsw_create(int generic_mode);

void EFSW_API efsw_release(efsw_watcher watcher);

EFSW_API const char* efsw_getlasterror();

efsw_watchid EFSW_API efsw_addwatch(efsw_watcher watcher, const char* directory, 
 efsw_pfn_fileaction_callback callback_fn, int recursive, void* param);

void EFSW_API efsw_removewatch(efsw_watcher watcher, const char* directory);

void EFSW_API efsw_removewatch_byid(efsw_watcher watcher, efsw_watchid watchid);

void EFSW_API efsw_watch(efsw_watcher watcher);

void EFSW_API efsw_follow_symlinks(efsw_watcher watcher, int enable);

int EFSW_API efsw_follow_symlinks_isenabled(efsw_watcher watcher);

void EFSW_API efsw_allow_outofscopelinks(efsw_watcher watcher, int allow);

int EFSW_API efsw_outofscopelinks_isallowed(efsw_watcher watcher);

#ifdef __cplusplus
}
#endif

#endif