unpack zips in src to better compression

sources/z-tools/trunk/zview/zedit/edit.c

@@ -0,0 +1,196 @@
+/*
+ *	Routines d'<27>dition de texte
+ *	Dominique B<>r<EFBFBD>ziat, tous droits r<>serv<72>s
+ *	module : edit.c
+ *  descr. : 
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "../types2b.h"
+#include "../pdf/goo/gmem.h"
+#include "libtedit.h"
+
+/* NewLine: cr<63><72> une nouvelle ligne */
+
+EDLINE *line_new( char *buf) 
+{
+	EDLINE *line = (EDLINE*)gmalloc(sizeof(EDLINE));
+	
+	if( line == NULL) return NULL;
+
+	if( buf) 
+	{
+		line -> buf = copyString( buf);
+
+		if( line -> buf) 
+		{
+			line -> len = (int)strlen( buf);
+			line -> size = line -> len + 1;
+			line -> next = line ->prev = NULL;
+			return line;
+		} 
+
+	} 
+	else 
+	{
+		line -> buf = gmalloc( sizeof(char)*SIZE_REALLOC);
+
+		if( line -> buf) 
+		{
+			*line -> buf = '\0';
+			line -> len = 0;
+			line -> size = SIZE_REALLOC;
+			line -> next = line ->prev = NULL;
+			return line;
+		}
+	}
+	gfree( line);
+	
+	return NULL;
+}
+
+/* Addline : ajoute une ligne dans le buffer */
+
+void line_add( EDIT *edit, EDLINE *line, int16 mode) 
+{
+	EDLINE *tmp;
+
+	edit -> maxline ++;
+
+	if( edit->top == NULL)
+		edit->top = edit->bot = edit->cur.line = line;
+	else
+		switch( mode) 
+		{
+			case ED_TOP:
+				tmp = edit -> top;
+				edit -> top = line;
+				line -> next = tmp;
+				tmp -> prev = line;
+				break;
+
+			case ED_BOT:
+				tmp = edit -> bot;
+				edit -> bot = line;
+				line -> prev = tmp;
+				tmp -> next = line;
+				break;	
+
+			/* Insertion <20> la position du curseur */
+			case ED_CUR:
+				tmp = edit -> cur.line;
+				/* la ligne ajout<75>e devient la ligne courante */
+				edit -> cur.line = line;
+				/* lien avec la ligne suivante (si elle existe ) */
+				line -> next = tmp->next;
+
+				if( tmp -> next) 
+					tmp -> next -> prev = line;
+				/* lien avec la ligne pr<70>c<EFBFBD>dente */	
+				line -> prev = tmp;
+				tmp -> next = line;
+				break;
+		}
+}
+
+/* RemLine : retire la ligne courante */
+
+void line_rem( EDIT *edit) 
+{
+	EDLINE *line = edit -> cur.line;
+
+	if( edit -> top == NULL) 
+		return;
+
+	edit -> maxline --;
+
+	if( line -> prev) 
+	{
+		/* connecter les lignes pr<70>c<EFBFBD>dente et suivante */
+		if( line -> prev)
+			line -> prev -> next = line -> next;
+		else
+			edit -> top = line -> next;
+
+		if( line -> next) 
+			line -> next -> prev = line -> prev;
+		else
+			edit -> bot = line -> prev;
+
+		/* nouvelle ligne courante */
+		if( line->next)
+			edit -> cur.line = line->next;
+		else 
+		{
+			edit -> cur.line = line->prev?line->prev:NULL;
+
+			if( line->prev) 
+				edit -> cur.index --;
+		}
+		edit -> cur.row = 0;
+	} 
+	else 
+	{
+		/* Connecter <20> la ligne suiante */
+		edit -> top = edit->cur.line = line->next;
+
+		if( edit->cur.line)
+			edit->cur.line->prev = NULL;
+
+		edit -> cur.row = 0;
+	}
+	
+	gfree( line -> buf);
+	gfree( line);
+}
+
+
+/*
+ * D<>clare un nouveau texte
+ */
+
+EDIT* edit_new( void) 
+{
+	EDIT *edit = ( EDIT *)gmalloc( sizeof( EDIT));
+
+	if( edit == NULL) 
+		return NULL;
+
+	edit -> top = edit -> bot = edit -> cur.line = NULL;
+	edit -> cur.row = 0;
+	edit -> cur.index = 1;
+	edit -> maxline = 0L;
+	edit -> maxcur = 0;
+	edit -> type = T_DOS;
+	*edit -> name = '\0';
+	return edit;
+}
+
+void edit_free( EDIT *edit) {
+	EDLINE *scan =  edit -> top;
+	EDLINE *next;
+	
+	while( scan) 
+	{
+		next = scan -> next;
+		gfree( scan->buf);
+		gfree( scan);
+		scan = next;
+	}
+	
+	gfree( edit);
+}
+
+int16 diff_line( EDLINE *up, EDLINE *dn) 
+{
+	EDLINE *scan;
+	int16 diff;
+
+	for( diff = 0, scan = up; scan!=dn && scan!=NULL; diff ++, scan = scan->next);
+
+	if( scan == NULL)
+		for( diff = 0, scan = up; scan!=dn && scan!=NULL; diff --, scan = scan->prev);
+
+	return diff;
+}