From 97559999f0921b200817d9914ad4478b7d94c237 Mon Sep 17 00:00:00 2001
From: caifuzhou <504631861@qq.com>
Date: Thu, 2 Dec 2021 09:35:28 +0800
Subject: [PATCH] =?UTF-8?q?porting=E9=87=8C=E6=96=B0=E5=A2=9E=E6=8E=A5?=
 =?UTF-8?q?=E5=8F=A3sched=5Fsetscheduler=EF=BC=8C=E4=BF=AE=E6=94=B9musl=5F?=
 =?UTF-8?q?src.gni=EF=BC=8C=E6=96=B0=E5=A2=9E=E5=AF=B9=E5=BA=94=E6=B5=8B?=
 =?UTF-8?q?=E8=AF=95=E7=94=A8=E4=BE=8B=E5=B9=B6=E4=BF=AE=E6=94=B9test=5Fsr?=
 =?UTF-8?q?c=5Ffunctional.gni?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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Signed-off-by: caifuzhou <504631861@qq.com>
---
 libc-test/src/functional/sched_setscheduler.c | 28 +++++++++++++++++++
 .../src/functional/test_src_functional.gni    |  1 +
 musl_src.gni                                  |  1 +
 .../linux/user/src/sched/sched_setscheduler.c | 20 +++++++++++++
 4 files changed, 50 insertions(+)
 create mode 100644 libc-test/src/functional/sched_setscheduler.c
 create mode 100644 porting/linux/user/src/sched/sched_setscheduler.c

diff --git a/libc-test/src/functional/sched_setscheduler.c b/libc-test/src/functional/sched_setscheduler.c
new file mode 100644
index 00000000..bb12bd20
--- /dev/null
+++ b/libc-test/src/functional/sched_setscheduler.c
@@ -0,0 +1,28 @@
+#include <sched.h>
+#include <stdio.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <string.h>
+#include "test.h"
+
+#define TEST(c) ((!c) ? 1 : (t_error(#c" failed: %s" ,strerror(errno)),0))
+
+int main(int argc,char *argv[])
+{
+    struct sched_param param;
+    int maxpri;
+
+    maxpri = sched_get_priority_max(SCHED_FIFO);
+    if(maxpri == -1) 
+    {
+        perror("get priority failed");
+        return -1;
+    }
+    param.sched_priority = maxpri;
+    TEST(sched_setscheduler(getpid(), SCHED_FIFO, &param));
+    TEST(!(sched_getscheduler(getpid()) == SCHED_FIFO));
+    
+    return 0;
+}
+
diff --git a/libc-test/src/functional/test_src_functional.gni b/libc-test/src/functional/test_src_functional.gni
index d1b53399..405e3a85 100644
--- a/libc-test/src/functional/test_src_functional.gni
+++ b/libc-test/src/functional/test_src_functional.gni
@@ -58,6 +58,7 @@ functional_list = [
   "strtol",
   "strtold",
   "swprintf",
+  "sched_setscheduler",
   "tgmath",
   "time",
   "tls_align",
diff --git a/musl_src.gni b/musl_src.gni
index e4029927..27ab81f3 100644
--- a/musl_src.gni
+++ b/musl_src.gni
@@ -1838,6 +1838,7 @@ musl_src_porting_file = [
   "src/multibyte/wcsnrtombs.c",
   "src/network/inet_legacy.c",
   "src/passwd/getspnam_r.c",
+  "src/sched/sched_setscheduler.c",
   "src/thread/arm/clone.s",
   "src/thread/arm/syscall_cp.s",
 ]
diff --git a/porting/linux/user/src/sched/sched_setscheduler.c b/porting/linux/user/src/sched/sched_setscheduler.c
new file mode 100644
index 00000000..bfedb49b
--- /dev/null
+++ b/porting/linux/user/src/sched/sched_setscheduler.c
@@ -0,0 +1,20 @@
+#include <sched.h>
+#include <errno.h>
+#include "syscall.h"
+#include "pthread_impl.h"
+
+int sched_setscheduler(pid_t pid, int sched, const struct sched_param *param)
+{
+	int r;
+	if (!param) {
+		r = -EINVAL;
+		goto exit;
+	}
+
+	r = __syscall(SYS_sched_setscheduler, pid, sched, param);//, MUSL_TYPE_PROCESS
+;
+exit:
+
+
+	return __syscall_ret(r);
+}
\ No newline at end of file
-- 
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