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Bernard Xiong
2013-01-08 05:05:02 -08:00
parent b3cf278502
commit 72782e9203
229 changed files with 37399 additions and 37399 deletions
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12
examples/libc/SConscript
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@@ -1,6 +1,6 @@
from building import *
src = Glob('*.c')
group = DefineGroup('libc_test', src, depend = ['RT_USING_NEWLIB', 'RT_USING_PTHREADS'])
Return('group')
from building import *
src = Glob('*.c')
group = DefineGroup('libc_test', src, depend = ['RT_USING_NEWLIB', 'RT_USING_PTHREADS'])
Return('group')

112
examples/libc/dirent.c
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@@ -1,56 +1,56 @@
/*
* dirent.c
*
* Created on: 2010-11-17
* Author: bernard
*/
#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>
#include <dirent.h>
int libc_dirent()
{
DIR * dirp;
long int save3 = 0;
long int cur;
int i = 0;
int result = 0;
struct dirent *dp;
dirp = opendir("/");
for (dp = readdir(dirp); dp != NULL; dp = readdir(dirp))
{
/* save position 3 (after fourth entry) */
if (i++ == 3)
save3 = telldir(dirp);
printf("%s\n", dp->d_name);
/* stop at 400 (just to make sure dirp->__offset and dirp->__size are
scrambled */
if (i == 400)
break;
}
printf("going back past 4-th entry...\n");
/* go back to saved entry */
seekdir(dirp, save3);
/* Check whether telldir equals to save3 now. */
cur = telldir(dirp);
if (cur != save3)
{
printf("seekdir (d, %ld); telldir (d) == %ld\n", save3, cur);
result = 1;
}
/* print remaining files (3-last) */
for (dp = readdir(dirp); dp != NULL; dp = readdir(dirp))
printf("%s\n", dp->d_name);
closedir(dirp);
return result;
}
FINSH_FUNCTION_EXPORT(libc_dirent, dirent test for libc);
/*
* dirent.c
*
* Created on: 2010-11-17
* Author: bernard
*/
#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>
#include <dirent.h>
int libc_dirent()
{
DIR * dirp;
long int save3 = 0;
long int cur;
int i = 0;
int result = 0;
struct dirent *dp;
dirp = opendir("/");
for (dp = readdir(dirp); dp != NULL; dp = readdir(dirp))
{
/* save position 3 (after fourth entry) */
if (i++ == 3)
save3 = telldir(dirp);
printf("%s\n", dp->d_name);
/* stop at 400 (just to make sure dirp->__offset and dirp->__size are
scrambled */
if (i == 400)
break;
}
printf("going back past 4-th entry...\n");
/* go back to saved entry */
seekdir(dirp, save3);
/* Check whether telldir equals to save3 now. */
cur = telldir(dirp);
if (cur != save3)
{
printf("seekdir (d, %ld); telldir (d) == %ld\n", save3, cur);
result = 1;
}
/* print remaining files (3-last) */
for (dp = readdir(dirp); dp != NULL; dp = readdir(dirp))
printf("%s\n", dp->d_name);
closedir(dirp);
return result;
}
FINSH_FUNCTION_EXPORT(libc_dirent, dirent test for libc);

36
examples/libc/env.c
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@@ -1,18 +1,18 @@
/*
* env.c
*
* Created on: 2010-11-17
* Author: bernard
*/
#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>
int libc_env()
{
printf("PATH=%s\n", getenv("PATH"));
putenv("foo=bar");
printf("foo=%s\n", getenv("foo"));
return 0;
}
FINSH_FUNCTION_EXPORT(libc_env, get/set_env test);
/*
* env.c
*
* Created on: 2010-11-17
* Author: bernard
*/
#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>
int libc_env()
{
printf("PATH=%s\n", getenv("PATH"));
putenv("foo=bar");
printf("foo=%s\n", getenv("foo"));
return 0;
}
FINSH_FUNCTION_EXPORT(libc_env, get/set_env test);

1032
examples/libc/file.c
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112
examples/libc/memory.c
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@@ -1,56 +1,56 @@
/*
* memory.c
*
* Created on: 2010-11-17
* Author: bernard
*/
#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>
#include <errno.h>
static int errors = 0;
static void merror(const char *msg)
{
++errors;
printf("Error: %s\n", msg);
}
int libc_mem(void)
{
void *p;
int save;
errno = 0;
p = malloc(-1);
save = errno;
if (p != NULL)
merror("malloc (-1) succeeded.");
if (p == NULL && save != ENOMEM)
merror("errno is not set correctly");
p = malloc(10);
if (p == NULL)
merror("malloc (10) failed.");
/* realloc (p, 0) == free (p). */
p = realloc(p, 0);
if (p != NULL)
merror("realloc (p, 0) failed.");
p = malloc(0);
if (p == NULL)
{
printf("malloc(0) returns NULL\n");
}
p = realloc(p, 0);
if (p != NULL)
merror("realloc (p, 0) failed.");
return errors != 0;
}
FINSH_FUNCTION_EXPORT(libc_mem, memory test for libc);
/*
* memory.c
*
* Created on: 2010-11-17
* Author: bernard
*/
#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>
#include <errno.h>
static int errors = 0;
static void merror(const char *msg)
{
++errors;
printf("Error: %s\n", msg);
}
int libc_mem(void)
{
void *p;
int save;
errno = 0;
p = malloc(-1);
save = errno;
if (p != NULL)
merror("malloc (-1) succeeded.");
if (p == NULL && save != ENOMEM)
merror("errno is not set correctly");
p = malloc(10);
if (p == NULL)
merror("malloc (10) failed.");
/* realloc (p, 0) == free (p). */
p = realloc(p, 0);
if (p != NULL)
merror("realloc (p, 0) failed.");
p = malloc(0);
if (p == NULL)
{
printf("malloc(0) returns NULL\n");
}
p = realloc(p, 0);
if (p != NULL)
merror("realloc (p, 0) failed.");
return errors != 0;
}
FINSH_FUNCTION_EXPORT(libc_mem, memory test for libc);

238
examples/libc/mq.c
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@@ -1,119 +1,119 @@
#include <stdio.h>
#include <fcntl.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include <mqueue.h>
#define MQ_NAME_1 "testmsg1"
#define MQ_NAME_2 "testmsg2"
#define MSG_SIZE 128
#define MAX_MSG 3
const char *s_msg_ptr[] = {"msg test 1", "msg test 2", "msg test 3"};
char r_msg_ptr_1[MAX_MSG][MSG_SIZE];
char r_msg_ptr_2[MAX_MSG][MSG_SIZE];
pthread_t send1, send2, rev1, rev2;
int * send_1(void * mq)
{
int i;
mqd_t mq1 = *(mqd_t *)mq;
printf("Enter into send_1 \n");
for (i = 0; i < MAX_MSG; i++ ) {
if ( -1 == mq_send(mq1, s_msg_ptr[i], MSG_SIZE, i)) {
perror("mq_send doesn't return success \n");
pthread_exit((void *)1);
}
printf("[%d] send '%s' in thread send_1. \n", i+1, s_msg_ptr[i]);
}
pthread_exit((void *)0);
}
int * send_2(void * mq)
{
int i;
mqd_t mq2 = *(mqd_t *)mq;
printf("Enter into send_2 \n");
for (i = 0; i < MAX_MSG; i++ ) {
if ( -1 == mq_send(mq2, s_msg_ptr[i], MSG_SIZE, i)) {
perror("mq_send doesn't return success \n");
pthread_exit((void *)1);
}
printf("[%d] send '%s' in thread send_2. \n", i+1, s_msg_ptr[i]);
}
pthread_exit((void *)0);
}
int * receive_1(void * mq)
{
int i;
mqd_t mq1 = *(mqd_t *)mq;
printf("Enter into receive_1 \n");
for (i = 0; i< MAX_MSG; i++) {
if ( -1 == mq_receive(mq1, r_msg_ptr_1[i], MSG_SIZE, NULL) ) {
perror("mq_receive doesn't return success \n");
pthread_exit((void *)1);
}
printf("[%d] receive '%s' in thread receive_1. \n", i+1, r_msg_ptr_1[i]);
}
pthread_exit((void *)0);
}
int * receive_2(void * mq)
{
int i;
mqd_t mq2 = *(mqd_t *)mq;
printf("Enter into receive_2 \n");
for (i = 0; i< MAX_MSG; i++) {
if ( -1 == mq_receive(mq2, r_msg_ptr_2[i], MSG_SIZE, NULL) ) {
perror("mq_receive doesn't return success \n");
pthread_exit((void *)1);
}
printf("[%d] receive '%s' in thread receive_2. \n", i+1, r_msg_ptr_2[i]);
}
pthread_exit((void *)0);
}
int libc_mq()
{
mqd_t mq1 = 0, mq2 = 0;
struct mq_attr mqstat;
int oflag = O_CREAT|O_RDWR;
memset(&mqstat, 0, sizeof(mqstat));
mqstat.mq_maxmsg = MAX_MSG;
mqstat.mq_msgsize = MSG_SIZE;
mqstat.mq_flags = 0;
if( ((mqd_t) -1) == (mq1 = mq_open(MQ_NAME_1,oflag,0777, &mqstat)) ) {
printf("mq_open doesn't return success \n");
return -1;
}
if( ((mqd_t) -1) == (mq2 = mq_open(MQ_NAME_2,oflag,0777, &mqstat)) ) {
printf("mq_open doesn't return success \n");
return -1;
}
pthread_create(&send1, NULL, (void *)send_1, (void *)&mq1);
pthread_create(&send2, NULL, (void *)send_2, (void *)&mq2);
pthread_create(&rev1, NULL, (void *)receive_1, (void *)&mq1);
pthread_create(&rev2, NULL, (void *)receive_2, (void *)&mq2);
pthread_join(send1, NULL);
pthread_join(send2, NULL);
pthread_join(rev1, NULL);
pthread_join(rev2, NULL);
mq_close(mq1);
mq_close(mq2);
mq_unlink(MQ_NAME_1);
mq_unlink(MQ_NAME_2);
printf("PASSED\n");
return 0;
}
#include <finsh.h>
FINSH_FUNCTION_EXPORT(libc_mq, posix mqueue test);
#include <stdio.h>
#include <fcntl.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include <mqueue.h>
#define MQ_NAME_1 "testmsg1"
#define MQ_NAME_2 "testmsg2"
#define MSG_SIZE 128
#define MAX_MSG 3
const char *s_msg_ptr[] = {"msg test 1", "msg test 2", "msg test 3"};
char r_msg_ptr_1[MAX_MSG][MSG_SIZE];
char r_msg_ptr_2[MAX_MSG][MSG_SIZE];
pthread_t send1, send2, rev1, rev2;
int * send_1(void * mq)
{
int i;
mqd_t mq1 = *(mqd_t *)mq;
printf("Enter into send_1 \n");
for (i = 0; i < MAX_MSG; i++ ) {
if ( -1 == mq_send(mq1, s_msg_ptr[i], MSG_SIZE, i)) {
perror("mq_send doesn't return success \n");
pthread_exit((void *)1);
}
printf("[%d] send '%s' in thread send_1. \n", i+1, s_msg_ptr[i]);
}
pthread_exit((void *)0);
}
int * send_2(void * mq)
{
int i;
mqd_t mq2 = *(mqd_t *)mq;
printf("Enter into send_2 \n");
for (i = 0; i < MAX_MSG; i++ ) {
if ( -1 == mq_send(mq2, s_msg_ptr[i], MSG_SIZE, i)) {
perror("mq_send doesn't return success \n");
pthread_exit((void *)1);
}
printf("[%d] send '%s' in thread send_2. \n", i+1, s_msg_ptr[i]);
}
pthread_exit((void *)0);
}
int * receive_1(void * mq)
{
int i;
mqd_t mq1 = *(mqd_t *)mq;
printf("Enter into receive_1 \n");
for (i = 0; i< MAX_MSG; i++) {
if ( -1 == mq_receive(mq1, r_msg_ptr_1[i], MSG_SIZE, NULL) ) {
perror("mq_receive doesn't return success \n");
pthread_exit((void *)1);
}
printf("[%d] receive '%s' in thread receive_1. \n", i+1, r_msg_ptr_1[i]);
}
pthread_exit((void *)0);
}
int * receive_2(void * mq)
{
int i;
mqd_t mq2 = *(mqd_t *)mq;
printf("Enter into receive_2 \n");
for (i = 0; i< MAX_MSG; i++) {
if ( -1 == mq_receive(mq2, r_msg_ptr_2[i], MSG_SIZE, NULL) ) {
perror("mq_receive doesn't return success \n");
pthread_exit((void *)1);
}
printf("[%d] receive '%s' in thread receive_2. \n", i+1, r_msg_ptr_2[i]);
}
pthread_exit((void *)0);
}
int libc_mq()
{
mqd_t mq1 = 0, mq2 = 0;
struct mq_attr mqstat;
int oflag = O_CREAT|O_RDWR;
memset(&mqstat, 0, sizeof(mqstat));
mqstat.mq_maxmsg = MAX_MSG;
mqstat.mq_msgsize = MSG_SIZE;
mqstat.mq_flags = 0;
if( ((mqd_t) -1) == (mq1 = mq_open(MQ_NAME_1,oflag,0777, &mqstat)) ) {
printf("mq_open doesn't return success \n");
return -1;
}
if( ((mqd_t) -1) == (mq2 = mq_open(MQ_NAME_2,oflag,0777, &mqstat)) ) {
printf("mq_open doesn't return success \n");
return -1;
}
pthread_create(&send1, NULL, (void *)send_1, (void *)&mq1);
pthread_create(&send2, NULL, (void *)send_2, (void *)&mq2);
pthread_create(&rev1, NULL, (void *)receive_1, (void *)&mq1);
pthread_create(&rev2, NULL, (void *)receive_2, (void *)&mq2);
pthread_join(send1, NULL);
pthread_join(send2, NULL);
pthread_join(rev1, NULL);
pthread_join(rev2, NULL);
mq_close(mq1);
mq_close(mq2);
mq_unlink(MQ_NAME_1);
mq_unlink(MQ_NAME_2);
printf("PASSED\n");
return 0;
}
#include <finsh.h>
FINSH_FUNCTION_EXPORT(libc_mq, posix mqueue test);

400
examples/libc/printf.c
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@@ -1,200 +1,200 @@
#include <stdio.h>
#include <stdlib.h>
#include <sys/fcntl.h>
#include <finsh.h>
char * format[] = {
"%",
"%0.",
"%.0",
"%+0.",
"%+.0",
"%.5",
"%+.5",
"%2.5",
"%22.5",
"%022.5",
"%#022.5",
"%-#022.5",
"%+#022.5",
"%-22.5",
"%+22.5",
"%--22.5",
"%++22.5",
"%+-22.5",
"%-+22.5",
"%-#022.5",
"%-#22.5",
"%-2.22",
"%+2.22",
"%-#02.22",
"%-#2.22",
"%-1.5",
"%1.5",
"%-#01.5",
"%-#1.5",
"%-#.5",
"%-#1.",
"%-#.",
NULL
};
static void
intchk (const char *fmt)
{
(void) printf("%15s :, \"", fmt);
(void) printf(fmt, 0);
(void) printf("\", \"");
(void) printf(fmt, 123);
(void) printf("\", \"");
(void) printf(fmt, -18);
(void) printf("\"\n");
}
static void
fltchk (const char *fmt)
{
(void) printf("%15s :, \"", fmt);
(void) printf(fmt, 0.0);
(void) printf("\", \"");
(void) printf(fmt, 123.0001);
(void) printf("\", \"");
(void) printf(fmt, -18.0002301);
(void) printf("\"\n");
}
int printf_test()
{
char buf[256];
int i;
printf("%s\n\n", "# vim:syntax=off:");
/* integers */
for(i=0;format[i];i++) {
strcpy(buf, format[i]);
strcat(buf, "d");
intchk(buf);
}
/* floats */
for(i=0;format[i];i++) {
strcpy(buf, format[i]);
strcat(buf, "f");
fltchk(buf);
}
/* hexa */
for(i=0;format[i];i++) {
strcpy(buf, format[i]);
strcat(buf, "x");
intchk(buf);
}
printf("#%.4x %4x#\n", 4, 88);
printf("#%4x#\n",4);
printf("#%#22.8x#\n",1234567);
printf("#%+2i#\n",18);
printf("#%i#\n",18);
printf("#%llu#\n",4294967297ULL);
printf("#%#x#\n",44444);
printf("#%-8i#\n",33);
printf("#%i#\n",18);
printf("#%d#\n",18);
printf("#%u#\n",18);
printf("#%lu#\n",18);
printf("#%li#\n",18);
printf("#%-+#06d#\n", -123);
printf("#%-+#6d#\n", -123);
printf("#%+#06d#\n", -123);
printf("#%06d#\n", -123);
printf("#%+15s#\n","ABCDEF");
/* from ncurses make_keys */
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 16, 16, "KEY_A1", "key_a1");
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 16, 2, "KEY_A1", "key_a1");
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 2, 16, "KEY_A1", "key_a1");
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 16, 0, "KEY_A1", "key_a1");
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 0, 16, "KEY_A1", "key_a1");
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 0, 0, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 16, 16, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 16, 2, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 2, 16, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 16, 0, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 0, 16, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 0, 0, "KEY_A1", "key_a1");
printf("%*.*f\n", 0, 16, 0.0);
printf("%*.*f\n", 16, 16, 0.0);
printf("%*.*f\n", 2, 2, -0.0);
printf("%*.*f\n", 20, 0, -123.123);
printf("%*.*f\n", 10, 0, +123.123);
i = printf("\"%s\"\n","A");
printf("%i\n", i);
/* from glibc's tst-printf.c */
{
char buf[20];
char buf2[512];
int i;
printf ("snprintf (\"%%30s\", \"foo\") == %d, \"%.*s\"\n",
snprintf (buf, sizeof (buf), "%30s", "foo"), (int) sizeof (buf),
buf);
memset(buf2,0,sizeof(buf));
i=snprintf(buf2, 256, "%.9999u", 10);
printf("%i %i\n",i,strlen(buf2));
printf ("snprintf (\"%%.999999u\", 10) == %d\n",
snprintf(buf2, sizeof(buf2), "%.999999u", 10));
}
return 0;
}
void libc_printf()
{
printf("stdout test!!\n");
fprintf(stdout, "fprintf test!!\n");
fprintf(stderr, "fprintf test!!\n");
puts("puts test!!\n");
putc('1', stderr);
putc('2', stderr);
putc('\n', stderr);
printf_test();
}
FINSH_FUNCTION_EXPORT(libc_printf, printf test in libc);
void libc_dprintf()
{
int fd;
fd = open("/dev/console", O_WRONLY, 0);
if (fd >0)
{
dprintf(fd, "fd:%d printf test!!\n", fd);
close(fd);
}
}
FINSH_FUNCTION_EXPORT(libc_dprintf, dprintf test);
void libc_fdopen()
{
int fd;
FILE* fp;
fd = open("/dev/console", O_WRONLY, 0);
if (fd >0)
{
fp = fdopen(fd, "w");
fprintf(fp, "fdopen test, fd %d!!\n", fileno(fp));
fclose(fp);
}
}
FINSH_FUNCTION_EXPORT(libc_fdopen, fdopen test);
#include <stdio.h>
#include <stdlib.h>
#include <sys/fcntl.h>
#include <finsh.h>
char * format[] = {
"%",
"%0.",
"%.0",
"%+0.",
"%+.0",
"%.5",
"%+.5",
"%2.5",
"%22.5",
"%022.5",
"%#022.5",
"%-#022.5",
"%+#022.5",
"%-22.5",
"%+22.5",
"%--22.5",
"%++22.5",
"%+-22.5",
"%-+22.5",
"%-#022.5",
"%-#22.5",
"%-2.22",
"%+2.22",
"%-#02.22",
"%-#2.22",
"%-1.5",
"%1.5",
"%-#01.5",
"%-#1.5",
"%-#.5",
"%-#1.",
"%-#.",
NULL
};
static void
intchk (const char *fmt)
{
(void) printf("%15s :, \"", fmt);
(void) printf(fmt, 0);
(void) printf("\", \"");
(void) printf(fmt, 123);
(void) printf("\", \"");
(void) printf(fmt, -18);
(void) printf("\"\n");
}
static void
fltchk (const char *fmt)
{
(void) printf("%15s :, \"", fmt);
(void) printf(fmt, 0.0);
(void) printf("\", \"");
(void) printf(fmt, 123.0001);
(void) printf("\", \"");
(void) printf(fmt, -18.0002301);
(void) printf("\"\n");
}
int printf_test()
{
char buf[256];
int i;
printf("%s\n\n", "# vim:syntax=off:");
/* integers */
for(i=0;format[i];i++) {
strcpy(buf, format[i]);
strcat(buf, "d");
intchk(buf);
}
/* floats */
for(i=0;format[i];i++) {
strcpy(buf, format[i]);
strcat(buf, "f");
fltchk(buf);
}
/* hexa */
for(i=0;format[i];i++) {
strcpy(buf, format[i]);
strcat(buf, "x");
intchk(buf);
}
printf("#%.4x %4x#\n", 4, 88);
printf("#%4x#\n",4);
printf("#%#22.8x#\n",1234567);
printf("#%+2i#\n",18);
printf("#%i#\n",18);
printf("#%llu#\n",4294967297ULL);
printf("#%#x#\n",44444);
printf("#%-8i#\n",33);
printf("#%i#\n",18);
printf("#%d#\n",18);
printf("#%u#\n",18);
printf("#%lu#\n",18);
printf("#%li#\n",18);
printf("#%-+#06d#\n", -123);
printf("#%-+#6d#\n", -123);
printf("#%+#06d#\n", -123);
printf("#%06d#\n", -123);
printf("#%+15s#\n","ABCDEF");
/* from ncurses make_keys */
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 16, 16, "KEY_A1", "key_a1");
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 16, 2, "KEY_A1", "key_a1");
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 2, 16, "KEY_A1", "key_a1");
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 16, 0, "KEY_A1", "key_a1");
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 0, 16, "KEY_A1", "key_a1");
printf("{ %4d, %-*.*s },\t/* %s */\n", 139, 0, 0, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 16, 16, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 16, 2, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 2, 16, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 16, 0, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 0, 16, "KEY_A1", "key_a1");
printf("{ %4d, %*.*s },\t/* %s */\n", 139, 0, 0, "KEY_A1", "key_a1");
printf("%*.*f\n", 0, 16, 0.0);
printf("%*.*f\n", 16, 16, 0.0);
printf("%*.*f\n", 2, 2, -0.0);
printf("%*.*f\n", 20, 0, -123.123);
printf("%*.*f\n", 10, 0, +123.123);
i = printf("\"%s\"\n","A");
printf("%i\n", i);
/* from glibc's tst-printf.c */
{
char buf[20];
char buf2[512];
int i;
printf ("snprintf (\"%%30s\", \"foo\") == %d, \"%.*s\"\n",
snprintf (buf, sizeof (buf), "%30s", "foo"), (int) sizeof (buf),
buf);
memset(buf2,0,sizeof(buf));
i=snprintf(buf2, 256, "%.9999u", 10);
printf("%i %i\n",i,strlen(buf2));
printf ("snprintf (\"%%.999999u\", 10) == %d\n",
snprintf(buf2, sizeof(buf2), "%.999999u", 10));
}
return 0;
}
void libc_printf()
{
printf("stdout test!!\n");
fprintf(stdout, "fprintf test!!\n");
fprintf(stderr, "fprintf test!!\n");
puts("puts test!!\n");
putc('1', stderr);
putc('2', stderr);
putc('\n', stderr);
printf_test();
}
FINSH_FUNCTION_EXPORT(libc_printf, printf test in libc);
void libc_dprintf()
{
int fd;
fd = open("/dev/console", O_WRONLY, 0);
if (fd >0)
{
dprintf(fd, "fd:%d printf test!!\n", fd);
close(fd);
}
}
FINSH_FUNCTION_EXPORT(libc_dprintf, dprintf test);
void libc_fdopen()
{
int fd;
FILE* fp;
fd = open("/dev/console", O_WRONLY, 0);
if (fd >0)
{
fp = fdopen(fd, "w");
fprintf(fp, "fdopen test, fd %d!!\n", fileno(fp));
fclose(fp);
}
}
FINSH_FUNCTION_EXPORT(libc_fdopen, fdopen test);

86
examples/libc/rand.c
View File

@@ -1,43 +1,43 @@
/*
* rand.c
*
* Created on: 2010-11-17
* Author: bernard
*/
#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>
int libc_rand(void)
{
int i1, i2;
int j1, j2;
/* The C standard says that "If rand is called before any calls to
srand have been made, the same sequence shall be generated as
when srand is first called with a seed value of 1." */
i1 = rand();
i2 = rand();
srand(1);
j1 = rand();
j2 = rand();
if (i1 < 0 || i2 < 0 || j1 < 0 || j2 < 0)
{
puts("Test FAILED!");
}
if (j1 == i1 && j2 == i2)
{
puts("Test succeeded.");
return 0;
}
else
{
if (j1 != i1)
printf("%d != %d\n", j1, i1);
if (j2 != i2)
printf("%d != %d\n", j2, i2);
puts("Test FAILED!");
return 1;
}
}
FINSH_FUNCTION_EXPORT(libc_rand, rand test for libc);
/*
* rand.c
*
* Created on: 2010-11-17
* Author: bernard
*/
#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>
int libc_rand(void)
{
int i1, i2;
int j1, j2;
/* The C standard says that "If rand is called before any calls to
srand have been made, the same sequence shall be generated as
when srand is first called with a seed value of 1." */
i1 = rand();
i2 = rand();
srand(1);
j1 = rand();
j2 = rand();
if (i1 < 0 || i2 < 0 || j1 < 0 || j2 < 0)
{
puts("Test FAILED!");
}
if (j1 == i1 && j2 == i2)
{
puts("Test succeeded.");
return 0;
}
else
{
if (j1 != i1)
printf("%d != %d\n", j1, i1);
if (j2 != i2)
printf("%d != %d\n", j2, i2);
puts("Test FAILED!");
return 1;
}
}
FINSH_FUNCTION_EXPORT(libc_rand, rand test for libc);

130
examples/libc/sem.c
View File

@@ -1,65 +1,65 @@
#include <pthread.h>
#include <semaphore.h>
#include <stdio.h>
static sem_t sema;
static void* other_thread()
{
printf("other_thread here!\n");
sleep(1);
while (1)
{
printf("other_thread: sem_post...\n");
if(sem_post(&sema) == -1)
printf("sem_post failed\n");
sleep(1);
}
printf("other_thread dies!\n");
pthread_exit(0);
}
static void test_thread(void* parameter)
{
pthread_t tid;
printf("main thread here!\n");
printf("sleep 5 seconds...");
sleep(5);
printf("done\n");
sem_init(&sema, 0, 0);
/* create the "other" thread */
if(pthread_create(&tid, 0, &other_thread, 0)!=0)
/* error */
printf("pthread_create OtherThread failed.\n");
else
printf("created OtherThread=%x\n", tid);
/* let the other thread run */
while (1)
{
printf("Main: sem_wait...\n");
if(sem_wait(&sema) == -1)
printf("sem_wait failed\n");
printf("Main back.\n\n");
}
pthread_exit(0);
}
#include <finsh.h>
void libc_sem()
{
rt_thread_t tid;
tid = rt_thread_create("semtest", test_thread, RT_NULL,
2048, 20, 5);
if (tid != RT_NULL)
{
rt_thread_startup(tid);
}
}
FINSH_FUNCTION_EXPORT(libc_sem, posix semaphore test);
#include <pthread.h>
#include <semaphore.h>
#include <stdio.h>
static sem_t sema;
static void* other_thread()
{
printf("other_thread here!\n");
sleep(1);
while (1)
{
printf("other_thread: sem_post...\n");
if(sem_post(&sema) == -1)
printf("sem_post failed\n");
sleep(1);
}
printf("other_thread dies!\n");
pthread_exit(0);
}
static void test_thread(void* parameter)
{
pthread_t tid;
printf("main thread here!\n");
printf("sleep 5 seconds...");
sleep(5);
printf("done\n");
sem_init(&sema, 0, 0);
/* create the "other" thread */
if(pthread_create(&tid, 0, &other_thread, 0)!=0)
/* error */
printf("pthread_create OtherThread failed.\n");
else
printf("created OtherThread=%x\n", tid);
/* let the other thread run */
while (1)
{
printf("Main: sem_wait...\n");
if(sem_wait(&sema) == -1)
printf("sem_wait failed\n");
printf("Main back.\n\n");
}
pthread_exit(0);
}
#include <finsh.h>
void libc_sem()
{
rt_thread_t tid;
tid = rt_thread_create("semtest", test_thread, RT_NULL,
2048, 20, 5);
if (tid != RT_NULL)
{
rt_thread_startup(tid);
}
}
FINSH_FUNCTION_EXPORT(libc_sem, posix semaphore test);

48
examples/libc/time.c
View File

@@ -1,24 +1,24 @@
/*
* time.c
*
* Created on: 2010-11-17
* Author: bernard
*/
#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>
int speed()
{
int i;
time_t t;
printf("%d\n", time(0));
for (i = 0; i < 10000000; ++i)
t = time(0);
printf("%d\n", time(0));
return 0;
}
FINSH_FUNCTION_EXPORT(speed, speed test);
/*
* time.c
*
* Created on: 2010-11-17
* Author: bernard
*/
#include <stdio.h>
#include <stdlib.h>
#include <finsh.h>
int speed()
{
int i;
time_t t;
printf("%d\n", time(0));
for (i = 0; i < 10000000; ++i)
t = time(0);
printf("%d\n", time(0));
return 0;
}
FINSH_FUNCTION_EXPORT(speed, speed test);