📄 sbrk.c
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/************************************************************* * File: imon/sbrk.c * Purpose: Part of the Ice Monitor * Author: Phil Bunce (pjb@carmel.com) * Revision History: * 970304 Start of revision history */#include <imon.h>extern char BSS_END;char *allocp1 = &BSS_END;char *sbrk(n)int n;{char *heaptop,*t;t = getMonEnv("heaptop");if (t == 0) heaptop = (char *)CLIENTPC;else { if (!atob(&heaptop,t,16)) { heaptop = (char *)CLIENTPC; } }if (allocp1 + n <= heaptop) { allocp1 += n; return(allocp1 - n); } else return(0);}
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