diff options
| author | [email protected] <[email protected]> | 2010-11-18 11:31:54 +0000 |
|---|---|---|
| committer | [email protected] <[email protected]> | 2010-11-18 11:31:54 +0000 |
| commit | d9cb84f4840c49993cfbcc80057488c50eae60cb (patch) | |
| tree | 9077055207bb6faa59cd565d37a77aa12e39b53c /examples/libc/printf.c | |
| parent | 019b6542012115190cfbde415532c8940cc47500 (diff) | |
add libc testcase.
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1061 bbd45198-f89e-11dd-88c7-29a3b14d5316
Diffstat (limited to 'examples/libc/printf.c')
| -rw-r--r-- | examples/libc/printf.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/examples/libc/printf.c b/examples/libc/printf.c new file mode 100644 index 0000000000..12435731b7 --- /dev/null +++ b/examples/libc/printf.c @@ -0,0 +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);
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