AC_HAVE_DECL(splice, [#include <fcntl.h>])
+############################################
+# See if we have the a broken readlink syscall.
+
+AC_CACHE_CHECK([for a broken readlink syscall],samba_cv_HAVE_BROKEN_READLINK,[
+AC_TRY_RUN([#include "${srcdir-.}/../tests/readlink.c"],
+ samba_cv_HAVE_BROKEN_READLINK=no,samba_cv_HAVE_BROKEN_READLINK=yes,samba_cv_HAVE_BROKEN_READLINK=cross)
+])
+if test x"$samba_cv_HAVE_BROKEN_READLINK" = x"yes"; then
+ AC_DEFINE(HAVE_BROKEN_READLINK,1,[Whether the readlink syscall is broken])
+fi
#################################################
# Check whether winbind is supported on this platform. If so we need to
{
SMB_STRUCT_STAT st;
int referral_len = 0;
+#if defined(HAVE_BROKEN_READLINK)
+ char link_target_buf[PATH_MAX];
+#else
char link_target_buf[7];
+#endif
size_t bufsize = 0;
char *link_target = NULL;
--- /dev/null
+/* test whether readlink returns a short buffer correctly. */
+
+#if defined(HAVE_UNISTD_H)
+#include <unistd.h>
+#endif
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#define DATA "readlink.test"
+#define FNAME "rdlnk.file"
+
+main()
+{
+ int buf[7];
+ int ret;
+ ssize_t rl_ret;
+
+ unlink(FNAME);
+ ret = symlink(DATA, FNAME);
+ if (ret == -1) {
+ exit(1);
+ }
+
+ rl_ret = readlink(FNAME, buf, sizeof(buf));
+ if (rl_ret == -1) {
+ unlink(FNAME);
+ exit(1);
+ }
+ unlink(FNAME);
+ exit(0);
+}