changeset 8:645b93cbf36c

copy some files
author Masataka Kohagura <e085726@ie.u-ryukyu.ac.jp>
date Fri, 03 Jan 2014 01:42:02 +0900
parents edf4445da580
children fe8c1c25296a
files parallel_processing/ppb_data_split/Makefile parallel_processing/ppb_data_split/ppb_data_split.cc
diffstat 2 files changed, 58 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/parallel_processing/ppb_data_split/Makefile	Fri Jan 03 01:42:02 2014 +0900
@@ -0,0 +1,11 @@
+TARGET = ppb_first_thread
+CC = clang++
+CPPFLAGS = -g -O0
+
+$(TARGET): $(TARGET).o
+	$(CC) -g -O0 -o $@ $<
+$(TARGET).o: $(TARGET).cc
+
+clean:
+	rm -f $(TARGET)
+	rm -f *.o
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/parallel_processing/ppb_data_split/ppb_data_split.cc	Fri Jan 03 01:42:02 2014 +0900
@@ -0,0 +1,47 @@
+#include <stdio.h>
+#include <pthread.h>
+
+#define THREAD_NUM 2
+#define DATA_NUM 10
+
+typedef struct _thread_arg {
+    int thread_no;
+    int *data;
+} thread_arg_t;
+
+void *
+thread_func(void *arg)
+{
+    thread_arg_t *targ = (thread_arg_t *)arg;
+
+    for (int i = 0; i < DATA_NUM; i++) {
+        printf("thread%d : %d + 1 = %d\n",
+            targ->thread_no, targ->data[i], targ->data[i] + 1);
+    }
+    return 0;
+}
+
+int
+main()
+{
+    pthread_t handle[THREAD_NUM];
+    thread_arg_t targ[THREAD_NUM];
+    int data[DATA_NUM];
+    int i;
+
+    /* initialize */
+    for (i = 0; i < DATA_NUM; i++) data[i] = i;
+
+    /* spawn thread a number of THREAD_NUM */
+    for (i = 0; i < THREAD_NUM; i++) {
+        targ[i].thread_no = i;
+        targ[i].data = data;
+
+        /* spawn thread*/
+        pthread_create(&handle[i], NULL, &thread_func, (void*)&targ[i]);
+    }
+
+    /* wait for running all thread */
+    for (i = 0; i < THREAD_NUM; i++) pthread_join(handle[i], NULL);
+    return 0;
+}