Copy symlink/hardlink support routines from cpio/test

SVN-Revision: 1403

diff --git a/tar/test/main.c b/tar/test/main.c
index dfa35a8b125f081b6d637bd5718c15fdc268f5c9..10bd5ec6448b5812d8cefd3c2a1d49dbfa36343b 100644 (file)
--- a/tar/test/main.c
+++ b/tar/test/main.c
@@ -39,7 +39,6 @@
 #endif
 #include <io.h>
 #include <windows.h>
-#include <winbase.h>
 #ifndef F_OK
 #define F_OK (0)
 #endif
@@ -64,6 +63,47 @@
 #define umask _umask
 #endif
 
+#if defined(_WIN32) && !defined(__CYGWIN__)
+void *GetFunctionKernel32(const char *name)
+{
+       static HINSTANCE lib;
+       static int set;
+       if (!set) {
+               set = 1;
+               lib = LoadLibrary("kernel32.dll");
+       }
+       if (lib == NULL) {
+               fprintf(stderr, "Can't load kernel32.dll?!\n");
+               return NULL;
+       }
+       return (void *)GetProcAddress(lib, name);
+}
+
+int __CreateSymbolicLinkA(const char *linkname, const char *target, int flags)
+{
+       static BOOLEAN (*f)(LPCSTR, LPCSTR, DWORD);
+       static int set;
+       if (!set) {
+               set = 1;
+               f = GetFunctionKernel32("CreateSymbolicLinkA");
+       }
+       return f == NULL ? 0 : (*f)(linkname, target, flags);
+}
+
+int __CreateHardLinkA(const char *linkname, const char *target)
+{
+       static BOOLEAN (*f)(LPCSTR, LPCSTR, LPSECURITY_ATTRIBUTES);
+       static int set;
+       if (!set) {
+               set = 1;
+               f = GetFunctionKernel32("CreateHardLinkA");
+       }
+       if (f == NULL)
+               return 0;
+       return (*f)(linkname, target, NULL);
+}
+#endif
+
 /*
  * This same file is used pretty much verbatim for all test harnesses.
  *
@@ -975,8 +1015,8 @@ test_assert_make_hardlink(const char *file, int line,
        int succeeded;
 
        count_assertion(file, line);
-#if HAVE_CREATEHARDLINK
-       succeeded = CreateHardLink(newpath, linkto, NULL);
+#if defined(_WIN32) && !defined(__CYGWIN__)
+       succeeded = __CreateHardLinkA(newpath, linkto);
 #elif HAVE_LINK
        succeeded = !link(linkto, newpath);
 #else
@@ -997,10 +1037,10 @@ int
 test_assert_make_symlink(const char *file, int line,
     const char *newpath, const char *linkto)
 {
-#if HAVE_CREATESYMBOLICLINK
-       int targetIsDir = 0; /* TODO: Fix this. */
+#if defined(_WIN32) && !defined(__CYGWIN__)
+       int targetIsDir = 0;  /* TODO: Fix this */
        count_assertion(file, line);
-       if (CreateSymbolicLink(newpath, linkto, targetIsDir))
+       if (__CreateSymbolicLinkA(newpath, linkto, targetIsDir))
                return (1);
 #elif HAVE_SYMLINK
        count_assertion(file, line);