1 files changed, 69 insertions, 0 deletions
diff --git a/tinyprintf/test/printf.c b/tinyprintf/test/printf.c
new file mode 100644
index 0000000..dd84a9b
--- /dev/null
+++ b/tinyprintf/test/printf.c
@@ -0,0 +1,69 @@
+
+#define TINYPRINTF_DEFINE_TFP_PRINTF 1
+#define TINYPRINTF_DEFINE_TFP_SPRINTF 0
+#define TINYPRINTF_OVERRIDE_LIBC 0
+
+#include <stdio.h>
+#include <string.h>
+#include <limits.h>
+
+#include "tinyprintf.h"
+
+/* Clear unused warnings for actually unused variables */
+#define UNUSED(x) (void)(x)
+
+#define TPRINTF(expr...) \
+  ({ printf("libc_printf(%s) -> ", #expr); printf(expr); \
+     printf(" tfp_printf(%s) -> ", #expr); tfp_printf(expr); })
+
+static void stdout_putf(void *unused, char c)
+{
+  UNUSED(unused);
+  putchar(c);
+}
+
+int main()
+{
+  init_printf(NULL, stdout_putf);
+
+  printf("Fun with printf and %%!\n");
+
+  TPRINTF("d1=%016llx d2=%016lx d3=%02x d4=%02X 42=%03d\n",
+          (long long unsigned)0xd1, (long unsigned)0xd2, 0xd3, 0xd4, 42);
+  TPRINTF("d1=%04x d2=%06x d3=%08x %%100\n", 0xd1, 0xd2, 0xd3);
+  TPRINTF("|%-14s| |%-16s| d2=%2x |%-30s|\n", "str14", "str16", 0xd2,
+          "12345678901234567890123456789012345");
+  TPRINTF("|%4s|\n", "string4");
+  TPRINTF("|%-4s|\n", "string4");
+  TPRINTF("42=%3d d1=%4.4x |%4s| d2=%8.8x\n", 42, 0xd1, "string4", 0xd2);
+  TPRINTF("42=%3d d1=%4.4x |%-4s| d2=%8.8x\n", 42, 0xd1, "string4", 0xd2);
+  TPRINTF("84=%d 21=%ds |%s| |%sOK| d1=%x d2=%#x\n",
+          84, 21, "hello", "fine", 0xd1, 0xd2);
+
+  TPRINTF("%lld\n", LLONG_MIN);
+  TPRINTF("%lld\n", LLONG_MAX);
+  TPRINTF("%llu\n", ULLONG_MAX);
+  TPRINTF("%llx\n", LLONG_MIN);
+  TPRINTF("%llx\n", LLONG_MAX);
+  TPRINTF("%llx\n", ULLONG_MAX);
+
+  TPRINTF("d1=%.1x\n", 0xd1);
+  TPRINTF("d1=%4.1x\n", 0xd1);
+  TPRINTF("d1=%4.x\n", 0xd1);
+
+  {
+    char blah[256];
+    TPRINTF("a=%zd\n", sizeof(blah));
+    TPRINTF("a=%zu\n", sizeof(blah));
+    TPRINTF("a=%zi\n", sizeof(blah));
+    TPRINTF("a=0x%zx\n", sizeof(blah));
+  }
+
+  {
+    int in_stack;
+    TPRINTF("Adddress of main: %p\n", main);
+    TPRINTF("Adddress of stack variable: %p\n", &in_stack);
+  }
+
+  return 0;
+}