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Annotation of os2sdk/demos/examples/realloc/realloc.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Example of DOSREALLOCSEG.
        !             3:  *
        !             4:  * Shows how to allocate a segment, then change
        !             5:  * it's size. DOSREALLOCSEG can be used to grow or
        !             6:  * shrink a segment. Works Family API.
        !             7:  *
        !             8:  * Compile as:  cl -AL -G2 realloc.c
        !             9:  *
        !            10:  * Copyright (C) Microsoft Corp. 1986
        !            11:  */
        !            12: 
        !            13: #include <doscalls.h>
        !            14: 
        !            15: #define NOTSHARED 0
        !            16: 
        !            17: main()
        !            18: {
        !            19:        unsigned segment;
        !            20: 
        !            21:        /* allocate a segment, 1024 bytes big */
        !            22:        DOSALLOCSEG(1024, &segment, NOTSHARED);
        !            23: 
        !            24:        /* now grow it to 4000 bytes */
        !            25:        DOSREALLOCSEG(4000, segment);
        !            26: 
        !            27:        /* now shrink it to 20 bytes */
        !            28:        DOSREALLOCSEG(20, segment);
        !            29: }

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