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util/os_misc: os_get_available_system_memory() for FreeBSD

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Based on the OpenBSD variant.
The only difference between those two system is the sysctl mib.

Signed-off-by: Emmanuel Vadot <manu@FreeBSD.org>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6995>
This commit is contained in:
Emmanuel Vadot
2020-10-04 11:00:49 +02:00
committed by Marge Bot
parent 9aa5c7ce72
commit fe894dc0b3
1 changed files with 6 additions and 2 deletions
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8
src/util/os_misc.c
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@@ -58,7 +58,7 @@
# include <log/log.h>
#elif DETECT_OS_LINUX || DETECT_OS_CYGWIN || DETECT_OS_SOLARIS || DETECT_OS_HURD
# include <unistd.h>
#elif DETECT_OS_OPENBSD
#elif DETECT_OS_OPENBSD || DETECT_OS_FREEBSD
# include <sys/resource.h>
# include <sys/sysctl.h>
#elif DETECT_OS_APPLE || DETECT_OS_BSD
@@ -213,9 +213,13 @@ os_get_available_system_memory(uint64_t *size)
free(meminfo);
return false;
#elif DETECT_OS_OPENBSD
#elif DETECT_OS_OPENBSD || DETECT_OS_FREEBSD
struct rlimit rl;
#if DETECT_OS_OPENBSD
int mib[] = { CTL_HW, HW_USERMEM64 };
#elif DETECT_OS_FREEBSD
int mib[] = { CTL_HW, HW_USERMEM };
#endif
int64_t mem_available;
size_t len = sizeof(mem_available);