File 0002-reversed-synctex-Sync-against-upstream-syn... of Package evince

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File 0002-reversed-synctex-Sync-against-upstream-synctex.patch of Package evince (Revision ddd874ad2c808fcc5087e1601d046496)

Currently displaying revision ddd874ad2c808fcc5087e1601d046496 , Show latest

--- b/cut-n-paste/synctex/synctex_parser.c
+++ a/cut-n-paste/synctex/synctex_parser.c
@@ -267,6 +267,8 @@
 #       pragma mark Abstract OBJECTS and METHODS
 #   endif
 
+void synctex_node_free(synctex_node_p node);
+
 /**
  *  \def SYNCTEX_MSG_SEND
  *  \brief Takes care of sending the given message if possible.
@@ -284,7 +286,7 @@
  *  Free the given node by sending the free message.
  *  - parameter NODE: of type synctex_node_p
  */
+void synctex_node_free(synctex_node_p node) {
-static void synctex_node_free(synctex_node_p node) {
     SYNCTEX_MSG_SEND(node,free);
 }
 #   if defined(SYNCTEX_TESTING)
@@ -441,7 +443,7 @@
 /*
  *  _synctex_tree_set_... methods return the old value.
  *  The return value of _synctex_tree_set_child and 
+ *  _synctex_tree_set_sibling must be released somehown.
- *  _synctex_tree_set_sibling must be released somehow.
  */
 DEFINE_SYNCTEX_TREE__GETSETRESET(sibling)
 DEFINE_SYNCTEX_TREE_GETSETRESET(parent)
@@ -538,6 +540,10 @@
     synctex_io_mode_t io_mode;
 } synctex_open_s;
 
+void synctex_reader_free(synctex_reader_p reader);
+synctex_reader_p synctex_reader_init_with_output_file(synctex_reader_p reader, const char * output, const char * build_directory);
+synctex_node_p _synctex_node_next(synctex_node_p node);
+
 /*	This functions opens the file at the "output" given location.
  *  It manages the problem of quoted filenames that appear with pdftex and filenames containing the space character.
  *  In TeXLive 2008, the synctex file created with pdftex did contain unexpected quotes.
@@ -653,12 +659,12 @@
             quoteless_synctex_name = NULL;
         }
     }
+    /*  The operation is successfull, return the arguments by value.    */
-    /*  The operation is successful, return the arguments by value.    */
     open.status = SYNCTEX_STATUS_OK;
     return open;
 }
 
+/*	Opens the ouput file, taking into account the eventual build_directory.
-/*	Opens the output file, taking into account the eventual build_directory.
  *	- returns: an open structure which status is
  *      SYNCTEX_STATUS_OK on success,
  *      SYNCTEX_STATUS_ERROR on failure.
@@ -712,7 +718,7 @@
     } /* if (build_directory...) */
     return open;
 }
+void synctex_reader_free(synctex_reader_p reader) {
-static void synctex_reader_free(synctex_reader_p reader) {
     if (reader) {
         _synctex_free(reader->output);
         _synctex_free(reader->synctex);
@@ -725,7 +731,7 @@
  *  Return reader on success.
  *  Deallocate reader and return NULL on failure.
  */
+synctex_reader_p synctex_reader_init_with_output_file(synctex_reader_p reader, const char * output, const char * build_directory) {
-static synctex_reader_p synctex_reader_init_with_output_file(synctex_reader_p reader, const char * output, const char * build_directory) {
     if (reader) {
         /*  now open the synctex file */
         synctex_open_s open = _synctex_open_v2(output,build_directory,0,synctex_ADD_QUOTES);
@@ -752,7 +758,6 @@
             (char *)_synctex_malloc(reader->size+1); /*  one more character for null termination */
         if (NULL == reader->start) {
             _synctex_error("!  malloc error in synctex_reader_init_with_output_file.");
-        bailey:
 #ifdef SYNCTEX_DEBUG
             return reader;
 #else
@@ -2832,6 +2837,20 @@
     }
     return _synctex_node_sibling_or_parents(node);
 }
+/**
+ *  The next nodes corresponds to a deep first tree traversal.
+ *  Does not create child proxies as side effect contrary to
+ *  the synctex_node_next method above.
+ *  May loop infinitely many times if the tree
+ *  is not properly built (contains loops).
+ */
+synctex_node_p _synctex_node_next(synctex_node_p node) {
+    synctex_node_p N = _synctex_tree_child(node);
+    if (N) {
+        return N;
+    }
+    return _synctex_node_sibling_or_parents(node);
+}
 /**
  *  The node which argument is the sibling.
  *  - return: NULL if the argument has no parent or
@@ -5156,7 +5175,7 @@
     /* At least 1 more character */
     zs = _synctex_buffer_get_available_size(scanner,1);
     if (zs.size == 0){
+        _synctex_error("Uncomplete synctex file, postamble missing.");
-        _synctex_error("Incomplete synctex file, postamble missing.");
         SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
     }
     goto main_loop;
@@ -5173,13 +5192,13 @@
             --ignored_form_depth;
         }
         if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+            _synctex_error("Uncomplete container.");
-            _synctex_error("Incomplete container.");
             SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
         }
     } else {
         zs = _synctex_buffer_get_available_size(scanner,1);
         if (zs.size == 0){
+            _synctex_error("Uncomplete synctex file, postamble missing.");
-            _synctex_error("Incomplete synctex file, postamble missing.");
             SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
         }
     }
@@ -5255,7 +5274,7 @@
                 synctex_node_log(child);
 #   endif
                 if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+                    _synctex_error("Uncomplete container.");
-                    _synctex_error("Incomplete container.");
                     SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
                 }
                 last_k = last_g = NULL;
@@ -5364,7 +5383,7 @@
                     sibling = _synctex_tree_child(parent);
                     _synctex_data_set_point(sibling,_synctex_data_point_V(parent));
                     if (last_k && last_g && (child = synctex_node_child(parent))) {
+                        /* Find the node preceeding last_k */
-                        /* Find the node preceding last_k */
                         synctex_node_p next;
                         while ((next = __synctex_tree_sibling(child))) {
                             if (next == last_k) {
@@ -5388,7 +5407,7 @@
 #   endif
                 }
                 if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+                    _synctex_error("Uncomplete container.");
-                    _synctex_error("Incomplete container.");
                     SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
                 }
                 last_k = last_g = NULL;
@@ -5443,7 +5462,6 @@
 #       pragma mark + SCAN KERN
 #   endif
             ns = _synctex_parse_new_kern(scanner);
-        continue_scan:
             if (ns.status == SYNCTEX_STATUS_OK) {
                 if (child) {
                     _synctex_node_set_sibling(child,ns.node);
@@ -5669,7 +5687,7 @@
     }
     zs = _synctex_buffer_get_available_size(scanner,1);
     if (zs.size == 0){
+        _synctex_error("Uncomplete synctex file, postamble missing.");
-        _synctex_error("Incomplete synctex file, postamble missing.");
         SYNCTEX_RETURN(SYNCTEX_STATUS_ERROR);
     }
     last_k = last_g = NULL;
@@ -5935,11 +5953,11 @@
 /*  Used when parsing the synctex file
  */
 static synctex_status_t _synctex_scan_content(synctex_scanner_p scanner) {
+    scanner->reader->lastv = -1;
+    synctex_status_t status = 0;
     if (NULL == scanner) {
         return SYNCTEX_STATUS_BAD_ARGUMENT;
     }
-    scanner->reader->lastv = -1;
-    synctex_status_t status = 0;
     /*  Find where this section starts */
 content_not_found:
     status = _synctex_match_string(scanner,"Content:");
@@ -5947,7 +5965,7 @@
         return status;
     }
     if (_synctex_next_line(scanner)<SYNCTEX_STATUS_OK) {
+        _synctex_error("Uncomplete Content.");
-        _synctex_error("Incomplete Content.");
         return SYNCTEX_STATUS_ERROR;
     }
     if (status == SYNCTEX_STATUS_NOT_OK) {
@@ -6052,8 +6070,8 @@
     scanner->pre_magnification = 1000;
     scanner->pre_unit = 8192;
     scanner->pre_x_offset = scanner->pre_y_offset = 578;
+    /*  initialize the offset with a fake unprobable value,
+     *  If there is a post scriptum section, this value will be overriden by the real life value */
-    /*  initialize the offset with a fake improbable value,
-     *  If there is a post scriptum section, this value will be overridden by the real life value */
     scanner->x_offset = scanner->y_offset = 6.027e23f;
     scanner->reader->line_number = 1;
     
@@ -7603,7 +7621,7 @@
                 width = _synctex_data_width(node);
                 min = _synctex_data_h(node);
                 max = min + (width>0?width:-width);
+                /*  We allways have min <= max */
-                /*  We always have min <= max */
                 if (hit->h<min) {
                     nd.distance = min - hit->h; /*  regions 1+4+7, result is > 0 */
                 } else if (hit->h>max) {
@@ -7617,7 +7635,7 @@
                 width = synctex_node_width(node);
                 min = synctex_node_h(node);
                 max = min + (width>0?width:-width);
+                /*  We allways have min <= max */
-                /*  We always have min <= max */
                 if (hit->h<min) {
                     nd.distance = min - hit->h; /*  regions 1+4+7, result is > 0 */
                 } else if (hit->h>max) {
@@ -7632,7 +7650,7 @@
                 width = synctex_node_hbox_width(node);
                 min = synctex_node_hbox_h(node);
                 max = min + (width>0?width:-width);
+                /*  We allways have min <= max */
-                /*  We always have min <= max */
                 if (hit->h<min) {
                     nd.distance = min - hit->h; /*  regions 1+4+7, result is > 0 */
                 } else if (hit->h>max) {
@@ -7744,7 +7762,7 @@
             min = synctex_node_v(node);
             max = min + _synctex_abs(_synctex_data_depth(node));
             min -= _synctex_abs(_synctex_data_height(node));
+            /*  We allways have min <= max */
-            /*  We always have min <= max */
             if (hit->v<min) {
                 nd.distance = min - hit->v; /*  regions 1+2+3, result is > 0 */
             } else if (hit->v>max) {
@@ -7758,7 +7776,7 @@
             min = synctex_node_v(node);
             max = min + _synctex_abs(synctex_node_depth(node));
             min -= _synctex_abs(synctex_node_height(node));
+            /*  We allways have min <= max */
-            /*  We always have min <= max */
             if (hit->v<min) {
                 nd.distance = min - hit->v; /*  regions 1+2+3, result is > 0 */
             } else if (hit->v>max) {
@@ -7775,7 +7793,7 @@
             max = min + (depth>0?depth:-depth);
             height = synctex_node_hbox_height(node);
             min -= (height>0?height:-height);
+            /*  We allways have min <= max */
-            /*  We always have min <= max */
             if (hit->v<min) {
                 nd.distance = min - hit->v; /*  regions 1+2+3, result is > 0 */
             } else if (hit->v>max) {
@@ -7791,7 +7809,7 @@
             min = _synctex_data_v(node);
             max = min + _synctex_abs(_synctex_data_depth(_synctex_tree_parent(node)));
             min -= _synctex_abs(_synctex_data_height(_synctex_tree_parent(node)));
+            /*  We allways have min <= max */
-            /*  We always have min <= max */
             if (hit->v<min) {
                 nd.distance = min - hit->v; /*  regions 1+2+3, result is > 0 */
             } else if (hit->v>max) {
@@ -8384,10 +8402,10 @@
     gzFile as_gzFile;
     FILE * as_FILE_p;
     void * as_ptr;
+} syncex_file_u;
-} synctex_file_u;
 
 struct synctex_updater_t {
+    syncex_file_u file;
-    synctex_file_u file;
     synctex_print_f print;
     synctex_close_f close;
     int length;             /*  the number of chars appended */
@@ -8552,20 +8570,6 @@
 #       pragma mark -
 #       pragma mark Testers
 #   endif
-/**
- *  The next nodes corresponds to a deep first tree traversal.
- *  Does not create child proxies as side effect contrary to
- *  the synctex_node_next method above.
- *  May loop infinitely many times if the tree
- *  is not properly built (contains loops).
- */
-static synctex_node_p _synctex_node_next(synctex_node_p node) {
-    synctex_node_p N = _synctex_tree_child(node);
-    if (N) {
-        return N;
-    }
-    return _synctex_node_sibling_or_parents(node);
-}
 static int _synctex_input_copy_name(synctex_node_p input, char * name) {
     char * copy = _synctex_malloc(strlen(name)+1);
     memcpy(copy,name,strlen(name)+1);
--- b/cut-n-paste/synctex/synctex_parser.h
+++ a/cut-n-paste/synctex/synctex_parser.h
@@ -146,7 +146,7 @@
     
     /*  The main entry points.
      *  Given the file name, a line and a column number, synctex_display_query returns the number of nodes
+     *  satisfying the contrain. Use code like
-     *  satisfying the constrain. Use code like
      *
      *      if(synctex_display_query(scanner,name,line,column,page_hint)>0) {
      *         synctex_node_p node;
@@ -165,7 +165,7 @@
      * - highlight just the character using that information
      *
      *  Given the page and the position in the page, synctex_edit_query returns the number of nodes
+     *  satisfying the contrain. Use code like
-     *  satisfying the constrain. Use code like
      *
      *     if(synctex_edit_query(scanner,page,h,v)>0) {
      *         synctex_node_p node;
@@ -230,7 +230,7 @@
      *          synctex_node_box_visible_depth(node)
      *      );
      *  The visible dimensions are bigger than real ones
+     *  to compensate 0 width boxes or nodes intentionnaly
-     *  to compensate 0 width boxes or nodes intentionally
      *  put outside the box (using \kern for example).
      *  - parameter node: a node.
      *  - returns: a float.
@@ -248,7 +248,7 @@
      *  as opposite to TeX coordinates.
      *  The origin is at the top left corner of the page.
      *  The visible dimensions are bigger than real ones
+     *  to compensate 0 width boxes or nodes intentionnaly
-     *  to compensate 0 width boxes or nodes intentionally
      *  put outside the box (using \kern for example).
      *  All nodes have coordinates, but all nodes don't
      *  have non null size. For example, math nodes
@@ -389,7 +389,7 @@
      *  The scanner owns a list of sheet siblings and
      *  a list of form siblings.
      *  Sheets or forms have one child which is a box:
+     *  theie contents.
-     *  their contents.
      *  - argument page: 1 based sheet page number.
      *  - argument tag: 1 based form tag number.
      */
--- b/cut-n-paste/synctex/synctex_parser_advanced.h
+++ a/cut-n-paste/synctex/synctex_parser_advanced.h
@@ -449,7 +449,7 @@
      */
     void synctex_iterator_free(synctex_iterator_p iterator);
     /**
+     *  Wether the iterator actually points to an object.
-     *  Whether the iterator actually points to an object.
      *  - argument iterator: the object to iterate on...
      */
     synctex_bool_t synctex_iterator_has_next(synctex_iterator_p iterator);
--- b/cut-n-paste/synctex/synctex_parser_utils.c
+++ a/cut-n-paste/synctex/synctex_parser_utils.c
@@ -48,6 +48,7 @@
 
 #include <limits.h>
 #include <ctype.h>
+#include <string.h>
 
 #include <sys/stat.h>
 
@@ -86,7 +87,10 @@
 #   include <syslog.h>
 #endif
 
+int _synctex_error(const char * reason, ...) __attribute__((__format__ (__printf__, 1, 2)));
+int _synctex_log(int level, const char * prompt, const char * reason, va_list arg) __attribute__((__format__ (__printf__, 3, 0)));
+
+int _synctex_log(int level, const char * prompt, const char * reason,va_list arg) {
-static int _synctex_log(int level, const char * prompt, const char * reason,va_list arg) {
 	int result;
 #	ifdef SYNCTEX_RECENT_WINDOWS
 	{/*	This code is contributed by William Blum.
@@ -301,7 +305,7 @@
   if(src && dest_ref) {
       const char * lpc;
 #		define dest (*dest_ref)
+		dest = NULL;	/*	Default behavior: no change and sucess. */
-		dest = NULL;	/*	Default behavior: no change and success. */
 		lpc = _synctex_last_path_component(src);
 		if(strlen(lpc)) {
 			if(strchr(lpc,' ') && lpc[0]!='"' && lpc[strlen(lpc)-1]!='"') {
@@ -351,7 +355,6 @@
 		size_t len = strlen(temp);
 		if(UINT_MAX-len<size) {
 			_synctex_error("!  _synctex_merge_strings: Capacity exceeded.");
-			va_end(arg);
 			return NULL;
 		}
 		size+=len;
@@ -372,7 +375,6 @@
 						_synctex_error("!  _synctex_merge_strings: Copy problem");
 						free(result);
 						result = NULL;
-						va_end(arg);
 						return NULL;
 					}
 					dest += size;
@@ -390,7 +392,7 @@
 
 /*  The purpose of _synctex_get_name is to find the name of the synctex file.
  *  There is a list of possible filenames from which we return the most recent one and try to remove all the others.
+ *  With two runs of pdftex or xetex we are sure the the synctex file is really the most appropriate.
- *  With two runs of pdftex or xetex we are sure the synctex file is really the most appropriate.
  */
 int _synctex_get_name(const char * output, const char * build_directory, char ** synctex_name_ref, synctex_io_mode_t * io_mode_ref)
 {

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File 0002-reversed-synctex-Sync-against-upstream-synctex.patch of Package evince (Revision ddd874ad2c808fcc5087e1601d046496)

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