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Kernel: Add _SC_PAGESIZE to sysconf

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This unbreaks the gcc and binutils ports.
Previously, when _SC_PAGESIZE was missing, these packages opted to
use their own versions of getpagesize which made their build fail
because of conflicting definitions of the function.
This commit is contained in:
Itamar 2020-07-31 18:41:19 +03:00 committed by Andreas Kling
parent cf78c16afd
commit 5cd7159629
Notes: sideshowbarker 2024-07-19 04:26:29 +09:00 
Author: https://github.com/itamar8910
Commit: https://github.com/SerenityOS/serenity/commit/5cd7159629e
Pull-request: https://github.com/SerenityOS/serenity/pull/2930
2 changed files with 4 additions and 0 deletions
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3
Kernel/Syscalls/sysconf.cpp
View File

@ -24,6 +24,7 @@
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <Kernel/Arch/i386/CPU.h>
#include <Kernel/Process.h>
namespace Kernel {
@ -34,6 +35,8 @@ long Process::sys$sysconf(int name)
case _SC_NPROCESSORS_CONF:
case _SC_NPROCESSORS_ONLN:
return Processor::processor_count();
case _SC_PAGESIZE:
return PAGE_SIZE;
default:
return -EINVAL;
}

1
Kernel/UnixTypes.h
View File

@ -58,6 +58,7 @@
enum {
_SC_NPROCESSORS_CONF,
_SC_NPROCESSORS_ONLN,
_SC_PAGESIZE,
};
#define PERF_EVENT_MALLOC 1