Espresso 0.0.2c

user/test.c

@@ -0,0 +1,75 @@
+
+#include "../libc/include/stdio.h"
+#include "../libc/include/string.h"
+
+/*extern void writestring(const char* __s);
+extern char* getstring(void);*/
+
+void print_uint(uint32_t value)
+{
+	char buffer[11];
+	int i = 0;
+
+	do
+	{
+		buffer[i++] = '0' + (value % 10);
+		value /= 10;
+	} while (value > 0);
+
+	while (i--)
+	{
+		writechar(buffer[i]);
+	}
+}
+
+int main(void)
+{
+	while (1)
+	{
+		writestring("command: ");
+		
+		char* istr;
+
+		int rv = getstring(istr);
+
+		if (!istr)
+		{
+			writestring("\nERROR: getstring returned NULL\n");
+			break;
+		}
+
+		if (rv != 0)
+		{
+			writestring("\nERROR: getstring did not return 0\n");
+			break;
+		}
+		
+		size_t len = strlen(istr);
+
+		if (len > 0 && istr[len - 1] == '\n')
+		{
+			istr[len - 1] = '\0';
+		}
+		
+
+		writestring("you entered: ");
+		writestring(istr);
+
+		writestring(" ASCII -> ");
+    
+		for (size_t n = 0; n < (len + 1); n++)
+		{
+			print_uint(istr[n]);
+			writechar(' ');
+		}
+      
+		writechar('\n');
+
+		if (strcmp(istr, "exit") == 0)
+		{
+			return 0;
+		}
+	}
+	
+	return 0;
+}