Diff: main.cpp

Revision:

0:330df0b4c8ad

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Jan 09 17:40:37 2010 +0000
@@ -0,0 +1,65 @@
+// http://home.att.net/~jackklein/c/inttypes.html
+
+#include "mbed.h"
+#include "limits.h"
+
+volatile int char_min = CHAR_MIN;
+
+int main() {
+
+    printf("Size of Boolean type is %d byte(s)\n\n",
+           (int)sizeof(_Bool));
+
+    printf("Number of bits in a character: %d\n",
+           CHAR_BIT);
+    printf("Size of character types is %d byte\n",
+           (int)sizeof(char));
+    printf("Signed char min: %d max: %d\n",
+           SCHAR_MIN, SCHAR_MAX);
+    printf("Unsigned char min: 0 max: %u\n",
+           (unsigned int)UCHAR_MAX);
+
+    printf("Default char is ");
+    if (char_min < 0)
+        printf("signed\n\n");
+    else if (char_min == 0)
+        printf("unsigned\n\n");
+    else
+        printf("non-standard\n\n");
+
+    printf("Size of short int types is %d bytes\n",
+           (int)sizeof(short));
+    printf("Signed short min: %d max: %d\n",
+           SHRT_MIN, SHRT_MAX);
+    printf("Unsigned short min: 0 max: %u\n\n",
+           (unsigned int)USHRT_MAX);
+
+    printf("Size of int types is %d bytes\n",
+           (int)sizeof(int));
+    printf("Signed int min: %d max: %d\n",
+           INT_MIN, INT_MAX);
+    printf("Unsigned int min: 0 max: %u\n\n",
+           (unsigned int)UINT_MAX);
+
+    printf("Size of long int types is %d bytes\n",
+           (int)sizeof(long));
+    printf("Signed long min: %ld max: %ld\n",
+           LONG_MIN, LONG_MAX);
+    printf("Unsigned long min: 0 max: %lu\n\n",
+           ULONG_MAX);
+
+    printf("Size of long long types is %d bytes\n",
+           (int)sizeof(long long));
+    printf("Signed long long min: %lld max: %lld\n",
+           LLONG_MIN, LLONG_MAX);
+    printf("Unsigned long long min: 0 max: %llu\n",
+           ULLONG_MAX);
+
+    printf("Size of float types is %d bytes\n",
+           (int)sizeof(float));
+    printf("Size of double types is %d bytes\n",
+           (int)sizeof(double));
+    printf("Size of long double types is %d bytes\n",
+           (int)sizeof(long double));
+
+}