ABCD thread test (#117)

Add test in testapp that starts multiple threads that each prints a
letter.

devel/qemu/Makefile

@@ -40,7 +40,6 @@ CMDLINE             = \
     DEBUG_DUMP_MEMORY_MAP=1 \
     DEBUG_DUMP_SYSCALL_IMPLEMENTATION=1 \
     DEBUG_DUMP_RAMDISK=1 \
-    RUN_TEST_ACPI=1 \
     RUN_TEST_IPC=1
 
 run_log              = run-jinue.log

userspace/testapp/Makefile

@@ -30,7 +30,7 @@
 jinue_root = ../..
 include $(jinue_root)/header.mk
 
-sources.c       	 = tests/ipc.c debug.c testapp.c utils.c
+sources.c       	 = tests/abcd.c tests/ipc.c debug.c testapp.c utils.c
 testapp         	 = testapp
 stripped             = $(testapp)-stripped
 temp_ramdisk_fs		 = ramdisk-tmp

userspace/testapp/testapp.c

@@ -37,6 +37,7 @@
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
+#include "tests/abcd.h"
 #include "tests/ipc.h"
 #include "debug.h"
 #include "utils.h"
@@ -61,6 +62,7 @@ int main(int argc, char *argv[]) {
         return EXIT_FAILURE;
     }
 
+    run_abcd_test();
     run_ipc_test();
 
     if(bool_getenv("DEBUG_DO_REBOOT")) {

userspace/testapp/tests/abcd.c

@@ -0,0 +1,108 @@
+/*
+ * Copyright (C) 2025 Philippe Aubertin.
+ * All rights reserved.
+
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 
+ * 3. Neither the name of the author nor the names of other contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <jinue/utils.h>
+#include <pthread.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <string.h>
+#include "../utils.h"
+#include "abcd.h"
+
+#define THREADS_NUM 8
+
+static void *thread_func(void *arg) {
+    while(true) {
+        jinue_info("%s", (const char *)arg);
+    }
+
+    return NULL;
+}
+
+bool start_thread(pthread_t *thread, const char *str) {
+    pthread_attr_t attr;
+
+    int status = pthread_attr_init(&attr);
+
+    if(status != 0) {
+        jinue_error("error: pthread_attr_init() failed: %s", strerror(status));
+        return EXIT_FAILURE;
+    }
+
+    status = pthread_attr_setstacksize(&attr, PTHREAD_STACK_MIN);
+
+    if(status != 0) {
+        jinue_error("error: pthread_attr_setstacksize() failed: %s", strerror(status));
+        return EXIT_FAILURE;
+    }
+
+    status = pthread_create(thread, &attr, thread_func, (char *)str);
+
+    if(status != 0) {
+        jinue_error("error: could not create thread: %s", strerror(status));
+        return EXIT_FAILURE;
+    }
+
+    return EXIT_SUCCESS;
+}
+
+static void initialize_string(char *str, int thread_index) {
+    for(int idx = 0; idx < THREADS_NUM; ++idx) {
+        str[2 * idx]        = '.';
+        str[2 * idx + 1]    = ' ';
+    }
+
+    str[2 * thread_index]   = 'A' + thread_index;
+    str[2 * THREADS_NUM]    = '\0';
+}
+
+void run_abcd_test(void) {
+    pthread_t threads[THREADS_NUM];
+    char strings[THREADS_NUM][2 * THREADS_NUM + 1];
+
+    if(! bool_getenv("RUN_TEST_ABCD")) {
+        return;
+    }
+
+    for(int idx = 0; idx < THREADS_NUM; ++idx) {
+        initialize_string(strings[idx], idx);
+        int status = start_thread(&threads[idx], strings[idx]);
+
+        if(status != EXIT_SUCCESS) {
+            return;
+        }
+    }
+
+    for(int idx = 0; idx < THREADS_NUM; ++idx) {
+        void *client_exit_value;
+        pthread_join(threads[idx], &client_exit_value);
+    }
+}

userspace/testapp/tests/abcd.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2025 Philippe Aubertin.
+ * All rights reserved.
+
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the author nor the names of other contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef TESTAPP_TEST_ABCD_H_
+#define TESTAPP_TEST_ABCD_H_
+
+void run_abcd_test(void);
+
+#endif

userspace/testapp/tests/ipc.c

@@ -37,6 +37,7 @@
 #include <pthread.h>
 #include <string.h>
 #include "../utils.h"
+#include "ipc.h"
 
 #define MSG_FUNC_TEST   (JINUE_SYS_USER_BASE + 42)