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Last change
on this file since 684 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:
366 bytes
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| Line | |
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| 1 | /* Version of sbrk for no operating system. */ |
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| 2 | |
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| 3 | #include "config.h" |
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| 4 | #include <_syslist.h> |
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| 5 | |
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| 6 | void * |
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| 7 | _sbrk (incr) |
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| 8 | int incr; |
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| 9 | { |
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| 10 | extern char end; /* Set by 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 | if (heap_end == 0) |
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| 15 | heap_end = & end; |
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| 16 | |
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| 17 | prev_heap_end = heap_end; |
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| 18 | heap_end += incr; |
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| 19 | |
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| 20 | return (void *) prev_heap_end; |
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| 21 | } |
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