Date: Sun, 26 Nov 2023 04:43:57 +0100 From: Robert Clausecker <fuz@freebsd.org> To: Bakul Shah <bakul@iitbombay.org> Cc: freebsd-arm@freebsd.org Subject: Re: sbrk Message-ID: <ZWK-_fCYgEOkMR4L@fuz.su> In-Reply-To: <2F758BA2-F7F5-4A2C-85CF-6969EE50309C@iitbombay.org> References: <2F758BA2-F7F5-4A2C-85CF-6969EE50309C@iitbombay.org>
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Hi Bakul,
The sbrk() call indeed does not exist on arm64. Use mmap() or malloc()
instead.
Yours,
Robert Clausecker
Am Sat, Nov 25, 2023 at 07:41:11PM -0800 schrieb Bakul Shah:
> Does sbrk not exist on FreeBSD-14 on arm64? Is this by design?
>
> $ cat sb.c
> #include <unistd.h>
> #include <stdio.h>
> int main(int c, char**v) {
> void *x = sbrk(102400);
> printf("%p\n", x);
> }
> $ cc sb.c
> ld: error: undefined symbol: sbrk
> >>> referenced by sb.c
> >>> /tmp/sb-e97caf.o:(main)
> cc: error: linker command failed with exit code 1 (use -v to see invocation)
>
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