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Last change
on this file since 514 was
444,
checked in by satin@…, 7 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
379 bytes
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| Rev | Line | |
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| [444] | 1 | #include <_ansi.h> |
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| 2 | #include <sys/types.h> |
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| 3 | #include <sys/stat.h> |
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| 4 | #include "trap.h" |
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| 5 | |
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| 6 | |
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| 7 | caddr_t |
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| 8 | sbrk (size_t incr) |
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| 9 | { |
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| 10 | extern char end; /* Defined by the linker */ |
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| 11 | static char *heap_end; |
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| 12 | char *prev_heap_end; |
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| 13 | |
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| 14 | char *sp = (char *) &sp; |
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| 15 | |
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| 16 | if (heap_end == 0) |
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| 17 | { |
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| 18 | heap_end = &end; |
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| 19 | } |
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| 20 | prev_heap_end = heap_end; |
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| 21 | heap_end += incr; |
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| 22 | |
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| 23 | return (caddr_t) prev_heap_end; |
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| 24 | } |
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