From ad71c1f4cdf80074214a17f6ab543bdf817bbd43 Mon Sep 17 00:00:00 2001
From: anon <anon@anon.anon>
Date: Fri, 11 Aug 2023 23:31:25 +0200
Subject: [PATCH] pagin fixed

---
 README.md       |  1 +
 src/global.h    |  6 ++----
 src/input.c     | 35 +++++++----------------------------
 src/keys.h      |  3 +++
 src/refsfound.c |  7 ++++++-
 src/vpinit.c    |  2 +-
 6 files changed, 20 insertions(+), 34 deletions(-)

diff --git a/README.md b/README.md
index e7ab8e4..18a9bf6 100644
--- a/README.md
+++ b/README.md
@@ -84,6 +84,7 @@ fixing it would have been a lost cause, if not for Cscope itself. Well, Csope no
  + library.h...; "private library", in a program using 90 globals; ffs
  + sort out the global hell
  + was there really ever a scrollbar?
+ + handle resizing
 ## Original
 + Same capabilities as interactive in non interactive (one shot) mode
 + Provide some how-do-I-use-this-thing doc.
diff --git a/src/global.h b/src/global.h
index 234900c..56e0d68 100644
--- a/src/global.h
+++ b/src/global.h
@@ -207,9 +207,7 @@ extern char* rl_line_buffer;
 extern char input_line[PATLEN + 1];
 extern int rl_point;
 
-#if UNIXPC
-extern    bool    unixpcmouse;		/* UNIX PC mouse interface */
-#endif
+//extern    bool    unixpcmouse;		/* UNIX PC mouse interface */
 
 /* cscope functions called from more than one function or between files */
 
@@ -249,7 +247,7 @@ int process_mouse();
 extern int input_mode;
 int changestring(const char* from, const char* to, const bool *const change, const int change_len);
 
-long	seekpage(size_t i);
+long	seekpage(const size_t i);
 long	seekrelline(unsigned i);
 void	PCS_reset(void);
 
diff --git a/src/input.c b/src/input.c
index 6e768bb..97de161 100644
--- a/src/input.c
+++ b/src/input.c
@@ -114,22 +114,14 @@ mygetline(char p[], char s[], unsigned size, int firstchar, bool iscaseless){
         s[i++] = sright[--ri];
         addch(s[i-1]);
         }
-    } else if (
-#ifdef KEY_HOME
-           c == KEY_HOME ||
-#endif
-           c == ctrl('A') ) {
+    } else if (c == KEY_HOME || c == ctrl('A') ) {
         while (i > 0) {
         sright[ri++] = s[--i];
         addch('\b');
         addch(s[i]);
         addch('\b');
         }
-    } else if (
-#ifdef KEY_END
-           c == KEY_END ||
-#endif
-           c == ctrl('E') ) {
+    } else if (c == KEY_END || c == ctrl('E') ) {
         while (ri > 0) {
         s[i++] = sright[--ri];
         addch(s[i-1]);
@@ -174,10 +166,8 @@ mygetline(char p[], char s[], unsigned size, int firstchar, bool iscaseless){
             addch(c);    /* advance cursor */
         }
         }
-#if UNIXPC
-    } else if (unixpcmouse == true && c == ESC) {    /* mouse */
+    } else if (/*unixpcmouse == true && */c == ESC) {    /* mouse */
         getmouseaction(ESC);    /* ignore it */
-#endif
     } else if (mouse == true && c == ctrl('X')) {
         getmouseaction(ctrl('X'));    /* ignore it */
     } else if (c == EOF) {                /* end-of-file */
@@ -392,21 +382,10 @@ global_input(const int c){
         case KEY_PPAGE:
             if (totallines == 0) { return 0; } /* don't redisplay if there are no lines */
             curdispline = 0;
-			--current_page;
-            ///* if on first page but not at beginning, go to beginning */
-            //nextline -= mdisprefs;    /* already at next page */
-            //if (nextline > 1 && nextline <= mdisprefs) {
-            //    nextline = 1;
-            //} else {
-            //    nextline -= mdisprefs;
-            //    if (nextline < 1) {
-            //        nextline = totallines - mdisprefs + 1;
-            //        if (nextline < 1) {
-            //            nextline = 1;
-            //        }
-            //    }
-            //}
-            //seekline(nextline);
+			if(current_page > 0){
+				--current_page;
+				window_change |= CH_RESULT;
+			}
             break;
         case '>':    /* write or append the lines to a file */
             break;                    // XXX
diff --git a/src/keys.h b/src/keys.h
index 712ff03..6ea2ec6 100644
--- a/src/keys.h
+++ b/src/keys.h
@@ -44,6 +44,9 @@
 #ifndef KEY_RESIZE
 # define KEY_RESIZE KEY_UNDEF_BASE-11
 #endif
+#ifndef KEY_END
+# define KEY_END KEY_UNDEF_BASE-12
+#endif
 
 /* Always define these keys */
 #ifndef ESC
diff --git a/src/refsfound.c b/src/refsfound.c
index 88fd6be..f2dd2c1 100644
--- a/src/refsfound.c
+++ b/src/refsfound.c
@@ -9,9 +9,14 @@ static FILE** hto_page = &refsfound;
 static size_t PCS_pos[PCS_MAXPAGE] = {0};
 static size_t PCS_top = 0;
 
-long seekpage(size_t i){
+long seekpage(const size_t i){
 	if(i > PCS_MAXPAGE-1){ return -1; }
 
+	if(i < PCS_top){
+		fseek(*hto_page, PCS_pos[i], SEEK_SET);
+		return PCS_pos[i];
+	}
+
 	fseek(*hto_page, PCS_pos[PCS_top], SEEK_SET);
 
 	size_t lc = 0;
diff --git a/src/vpinit.c b/src/vpinit.c
index 175b56d..35fd910 100644
--- a/src/vpinit.c
+++ b/src/vpinit.c
@@ -81,7 +81,7 @@ vpinit(char *current_dir)
     }
     /* if not given, get the current directory name */
     if (current_dir == NULL && (current_dir = getcwd(buf, MAXPATH)) == NULL) {
-        (void) fprintf(stderr, PROGRAM_NAME ": cannot get current directory name\n");
+        fprintf(stderr, PROGRAM_NAME ": cannot get current directory name\n");
         return;
     }
     /* see if this directory is in the first view path node */