Initial import package libffi: A portable foreign function interface libraryHEAD2.0_alphamaster2.0alpha1.0_post

1 files changed, 44 insertions, 0 deletions

diff --git a/testsuite/libffi.call/strlen.c b/testsuite/libffi.call/strlen.c
new file mode 100644
index 0000000..3de45de
--- /dev/null
+++ b/testsuite/libffi.call/strlen.c
@@ -0,0 +1,44 @@
+/* Area:	ffi_call
+   Purpose:	Check strlen function call.
+   Limitations:	none.
+   PR:		none.
+   Originator:	From the original ffitest.c  */
+
+/* { dg-do run } */
+#include "ffitest.h"
+
+static size_t my_strlen(char *s)
+{
+  return (strlen(s));
+}
+
+int main (void)
+{
+  ffi_cif cif;
+  ffi_type *args[MAX_ARGS];
+  void *values[MAX_ARGS];
+  ffi_arg rint;
+  char *s;
+
+  args[0] = &ffi_type_pointer;
+  values[0] = (void*) &s;
+  
+  /* Initialize the cif */
+  CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, 
+		     &ffi_type_sint, args) == FFI_OK);
+  
+  s = "a";
+  ffi_call(&cif, FFI_FN(my_strlen), &rint, values);
+  CHECK(rint == 1);
+  
+  s = "1234567";
+  ffi_call(&cif, FFI_FN(my_strlen), &rint, values);
+  CHECK(rint == 7);
+  
+  s = "1234567890123456789012345";
+  ffi_call(&cif, FFI_FN(my_strlen), &rint, values);
+  CHECK(rint == 25);
+  
+  exit (0);
+}
+