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/* Gamelon(tm) File I/O Library Sample Code C Language */ /* (C)1994 Menai Corporation(tm) Released for public use */
/* Example 4b. How to replace an existing object with an */ /* aggregate object. */
/* This operation is very similar to the example 4a. */ /* The programmer need only add a block of objects */ /* during the alteration instead of adding only a single */ /* object. */
/* Beginning file layout: */ /* { } */ /* [2]['b'][3.14159] */
#include <stdlib.h> #include "gfcursor.h"
int main(void) { char stringval[20] = "Carpe Diem."; long l = 5700304; int valid; CURSOR *c = new_CURSOR(NULL, "newfile", AM_SHARED, NULL, 0); eCursorQueryValid(c, &valid); if (!valid) exit(1); eCursorMoveIn(c); eCursorMoveNext(c, OT_OBJ); eAltReplace(c); eAltStartAggregating(c); /* Start Aggregating */ eObjWriteString(c, stringval); eObjWriteLong(c, l); eAltCommit(c); /* End Aggregating */ delete_CURSOR(c); return 0; } /* Ending file layout: */ /* { } */ /* [2]{ }[3.14159] */ /* ["Carpe Diem."][5700304] */ |
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