Include a stripped-down version of FLTK in tree and add a USE_INCLUDED_FLTK option to build against it.
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4603 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/fltk/src/scandir.c b/common/fltk/src/scandir.c
new file mode 100644
index 0000000..ffe5803
--- /dev/null
+++ b/common/fltk/src/scandir.c
@@ -0,0 +1,124 @@
+/* Copyright (C) 1992, 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+USA. */
+
+#if defined(WIN32) && !defined(__CYGWIN__)
+# include "scandir_win32.c"
+#else
+
+# include "flstring.h"
+
+# if !HAVE_SCANDIR
+# include <stdlib.h>
+# include <sys/types.h>
+# include <errno.h>
+
+# if HAVE_DIRENT_H
+# include <dirent.h>
+# define NAMLEN(dirent) strlen((dirent)->d_name)
+# else
+# define dirent direct
+# define NAMLEN(dirent) (dirent)->d_namlen
+# if HAVE_SYS_NDIR_H
+# include <sys/ndir.h>
+# endif
+# if HAVE_SYS_DIR_H
+# include <sys/dir.h>
+# endif
+# if HAVE_NDIR_H
+# include <ndir.h>
+# endif
+# endif
+
+int
+fl_scandir(const char *dir, struct dirent ***namelist,
+ int (*select)(struct dirent *),
+ int (*compar)(struct dirent **, struct dirent **))
+{
+ DIR *dp = opendir (dir);
+ struct dirent **v = NULL;
+ size_t vsize = 0, i;
+ struct dirent *d;
+ int save;
+
+ if (dp == NULL)
+ return -1;
+
+ save = errno;
+ errno = 0;
+
+ i = 0;
+ while ((d = readdir (dp)) != NULL)
+ if (select == NULL || (*select) (d))
+ {
+ size_t dsize;
+
+ if (i == vsize)
+ {
+ struct dirent **newv;
+ if (vsize == 0)
+ vsize = 10;
+ else
+ vsize *= 2;
+ newv = (struct dirent **) realloc (v, vsize * sizeof (*v));
+ if (newv == NULL)
+ {
+ lose:
+ errno = ENOMEM;
+ break;
+ }
+ v = newv;
+ }
+
+# define _D_EXACT_NAMLEN(d) (strlen ((d)->d_name))
+# define _D_ALLOC_NAMLEN(d) (sizeof (d)->d_name > 1 ? sizeof (d)->d_name : \
+ _D_EXACT_NAMLEN (d) + 1)
+
+ dsize = &d->d_name[_D_ALLOC_NAMLEN (d)] - (char *) d;
+ v[i] = (struct dirent *) malloc (dsize);
+ if (v[i] == NULL)
+ goto lose;
+
+ memcpy (v[i++], d, dsize);
+ }
+
+ if (errno != 0)
+ {
+ save = errno;
+ (void) closedir (dp);
+ while (i > 0)
+ free (v[--i]);
+ free (v);
+ errno = save;
+ return -1;
+ }
+
+ (void) closedir (dp);
+ errno = save;
+
+ /* Sort the list if we have a comparison function to sort with. */
+ if (compar) qsort (v, i, sizeof (*v), (int (*)(const void *, const void *))compar);
+ *namelist = v;
+ return i;
+}
+
+# endif
+#endif
+
+/*
+ * End of "$Id: scandir.c 8192 2011-01-05 16:50:10Z manolo $".
+ */