c - Creating a shared string array which children processes can access -


this question has answer here:

i declaring array of string using

char users[10][256];

then forking , creating 10 child processes. need each child process access , modify string array. how do ?

you'd want use shared memory.

under linux, can check this out. uses shmget, shmat , shmdt create shared memory segments, shared memory segments , detach shared memory segments respectfully.

under windows, can check this out. uses openfilemapping , mapviewoffile create "file mappings" , map them process's virtual memory respectfully.

both, finally, achieve same result.


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