--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/leptonica/src/pdfio1stub.c	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,307 @@
+/*====================================================================*
+ -  Copyright (C) 2001 Leptonica.  All rights reserved.
+ -
+ -  Redistribution and use in source and binary forms, with or without
+ -  modification, are permitted provided that the following conditions
+ -  are met:
+ -  1. Redistributions of source code must retain the above copyright
+ -     notice, this list of conditions and the following disclaimer.
+ -  2. Redistributions in binary form must reproduce the above
+ -     copyright notice, this list of conditions and the following
+ -     disclaimer in the documentation and/or other materials
+ -     provided with the distribution.
+ -
+ -  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ -  ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ -  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ -  A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ANY
+ -  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ -  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ -  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ -  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ -  OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ -  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ -  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *====================================================================*/
+
+/*!
+ * \file pdfio1stub.c
+ * <pre>
+ *
+ *     Stubs for pdfio1.c functions
+ * </pre>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config_auto.h>
+#endif  /* HAVE_CONFIG_H */
+
+#include "allheaders.h"
+
+/* --------------------------------------------*/
+#if  !USE_PDFIO   /* defined in environ.h */
+/* --------------------------------------------*/
+
+/* ----------------------------------------------------------------------*/
+
+l_ok convertFilesToPdf(const char *dirname, const char *substr,
+                       l_int32 res, l_float32 scalefactor,
+                       l_int32 type, l_int32 quality,
+                       const char *title, const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok saConvertFilesToPdf(SARRAY *sa, l_int32 res, l_float32 scalefactor,
+                         l_int32 type, l_int32 quality,
+                         const char *title, const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok saConvertFilesToPdfData(SARRAY *sa, l_int32 res,
+                             l_float32 scalefactor, l_int32 type,
+                             l_int32 quality, const char *title,
+                             l_uint8 **pdata, size_t *pnbytes)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok selectDefaultPdfEncoding(PIX *pix, l_int32 *ptype)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok convertUnscaledFilesToPdf(const char *dirname, const char *substr,
+                               const char *title, const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok saConvertUnscaledFilesToPdf(SARRAY *sa, const char *title,
+                                 const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok saConvertUnscaledFilesToPdfData(SARRAY *sa, const char *title,
+                                     l_uint8 **pdata, size_t *pnbytes)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok convertUnscaledToPdfData(const char *fname, const char *title,
+                              l_uint8 **pdata, size_t *pnbytes)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok pixaConvertToPdf(PIXA *pixa, l_int32 res, l_float32 scalefactor,
+                      l_int32 type, l_int32 quality,
+                      const char *title, const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok pixaConvertToPdfData(PIXA *pixa, l_int32 res, l_float32 scalefactor,
+                          l_int32 type, l_int32 quality, const char *title,
+                          l_uint8 **pdata, size_t *pnbytes)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok convertToPdf(const char *filein,
+                  l_int32 type, l_int32 quality,
+                  const char *fileout,
+                     l_int32 x, l_int32 y, l_int32 res,
+                     const char *title,
+                     L_PDF_DATA **plpd, l_int32 position)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok convertImageDataToPdf(l_uint8 *imdata, size_t size,
+                           l_int32 type, l_int32 quality,
+                           const char *fileout,
+                           l_int32 x, l_int32 y, l_int32 res,
+                           const char *title,
+                           L_PDF_DATA **plpd, l_int32 position)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok convertToPdfData(const char *filein,
+                      l_int32 type, l_int32 quality,
+                      l_uint8 **pdata, size_t *pnbytes,
+                      l_int32 x, l_int32 y, l_int32 res,
+                      const char *title,
+                      L_PDF_DATA **plpd, l_int32 position)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok convertImageDataToPdfData(l_uint8 *imdata, size_t size,
+                               l_int32 type, l_int32 quality,
+                               l_uint8 **pdata, size_t *pnbytes,
+                               l_int32 x, l_int32 y, l_int32 res,
+                               const char *title,
+                               L_PDF_DATA **plpd, l_int32 position)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok pixConvertToPdf(PIX *pix, l_int32 type, l_int32 quality,
+                     const char *fileout,
+                     l_int32 x, l_int32 y, l_int32 res,
+                     const char *title,
+                     L_PDF_DATA **plpd, l_int32 position)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok pixWriteStreamPdf(FILE *fp, PIX *pix, l_int32 res, const char *title)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok pixWriteMemPdf(l_uint8 **pdata, size_t *pnbytes, PIX *pix,
+                    l_int32 res, const char *title)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok convertSegmentedFilesToPdf(const char *dirname, const char *substr,
+                                l_int32 res, l_int32 type, l_int32 thresh,
+                                BOXAA *baa, l_int32 quality,
+                                l_float32 scalefactor, const char *title,
+                                const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+BOXAA * convertNumberedMasksToBoxaa(const char *dirname, const char *substr,
+                                    l_int32 numpre, l_int32 numpost)
+{
+    return (BOXAA *)ERROR_PTR("function not present", __func__, NULL);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok convertToPdfSegmented(const char *filein, l_int32 res, l_int32 type,
+                           l_int32 thresh, BOXA *boxa, l_int32 quality,
+                           l_float32 scalefactor, const char *title,
+                           const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok pixConvertToPdfSegmented(PIX *pixs, l_int32 res, l_int32 type,
+                              l_int32 thresh, BOXA *boxa, l_int32 quality,
+                              l_float32 scalefactor, const char *title,
+                              const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok convertToPdfDataSegmented(const char *filein, l_int32 res,
+                               l_int32 type, l_int32 thresh, BOXA *boxa,
+                               l_int32 quality, l_float32 scalefactor,
+                               const char *title,
+                               l_uint8 **pdata, size_t *pnbytes)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok pixConvertToPdfDataSegmented(PIX *pixs, l_int32 res, l_int32 type,
+                                  l_int32 thresh, BOXA *boxa,
+                                  l_int32 quality, l_float32 scalefactor,
+                                  const char *title,
+                                  l_uint8 **pdata, size_t *pnbytes)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok concatenatePdf(const char *dirname, const char *substr,
+                    const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok saConcatenatePdf(SARRAY *sa, const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok ptraConcatenatePdf(L_PTRA *pa, const char *fileout)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok concatenatePdfToData(const char *dirname, const char *substr,
+                          l_uint8 **pdata, size_t *pnbytes)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+l_ok saConcatenatePdfToData(SARRAY *sa, l_uint8 **pdata, size_t *pnbytes)
+{
+    return ERROR_INT("function not present", __func__, 1);
+}
+
+/* ----------------------------------------------------------------------*/
+
+/* --------------------------------------------*/
+#endif  /* !USE_PDFIO */
+/* --------------------------------------------*/