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Fix a shared memory allocation failed issue #9

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Fix a shared memory allocation failed issue #9

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2 changes: 1 addition & 1 deletion shm/shm.c
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
#include "shm.h"

int sysv_shm_open(int size, int flags, int perm) {
int sysv_shm_open(size_t size, int flags, int perm) {
int shm_id;

if(size) {
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2 changes: 1 addition & 1 deletion shm/shm.go
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Expand Up @@ -67,7 +67,7 @@ func Open(id int) (*Segment, error) {
// creation flags supported by the shmget() call, as well as specifying permissions.
//
func OpenSegment(size int, flags SharedMemoryFlags, perms os.FileMode) (*Segment, error) {
if shmid, err := C.sysv_shm_open(C.int(size), C.int(flags), C.int(perms)); err == nil {
if shmid, err := C.sysv_shm_open(C.size_t(size), C.int(flags), C.int(perms)); err == nil {
if actual_size, err := C.sysv_shm_get_size(shmid); err != nil {
return nil, fmt.Errorf("Failed to retrieve SHM size: %v", err)
} else {
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2 changes: 1 addition & 1 deletion shm/shm.h
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@

#define IPC_KEY_PROJID 0x42

int sysv_shm_open(int size, int flags, int perm);
int sysv_shm_open(size_t size, int flags, int perm);
void *sysv_shm_attach(int shm_id);
int sysv_shm_detach(void *addr);
int sysv_shm_write(int shm_id, void* input, int len, int offset);
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