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Last change
on this file since 452 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:
275 bytes
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| Rev | Line | |
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| [444] | 1 | #include <stddef.h> |
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| 2 | |
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| 3 | extern char _end[]; |
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| 4 | static char *curbrk = _end; |
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| 5 | extern char _heapend; /* End of heap */ |
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| 6 | |
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| 7 | void * |
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| 8 | sbrk (ptrdiff_t incr) |
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| 9 | { |
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| 10 | char *oldbrk = curbrk; |
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| 11 | if (curbrk + incr > &_heapend) |
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| 12 | return (void *) -1; |
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| 13 | curbrk += incr; |
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| 14 | return oldbrk; |
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| 15 | } |
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