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C!T ROM 2
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ctrom_ii_b.zip
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ctrom_ii_b
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PROGRAM
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C
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SMALL_C
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AVAIL.C
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1987-10-04
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512b
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18 lines
#define NOCCARGC /* no argument count passing */
extern char *Umemptr;
/*
** Return the number of bytes of available memory.
** In case of a stack overflow condition, if 'abort'
** is non-zero the program aborts with an 'S' clue,
** otherwise zero is returned.
*/
avail(abort) int abort; {
char x;
if(&x < Umemptr) {
if(abort) exit('M');
return (0);
}
return (&x - Umemptr);
}