# HG changeset patch
# User Matti Hamalainen <ccr@tnsp.org>
# Date 1412599676 -10800
# Node ID 3287e1b7c77c9076646caf9d57282884044cfdb2
# Parent  275ec0b8c4cd2fd18e2cabccfbcac1328ff66b64
Add function for two prompts.

diff -r 275ec0b8c4cd -r 3287e1b7c77c src/wads2.cc
--- a/src/wads2.cc	Mon Oct 06 15:47:29 2014 +0300
+++ b/src/wads2.cc	Mon Oct 06 15:47:56 2014 +0300
@@ -41,6 +41,24 @@
 static int level_name_order(const void *p1, const void *p2);
 
 
+static bool ShowContinuePrompt(FILE *file, int *lines)
+{
+    if (file == stdout && (*lines)++ > cfg.screen_lines - 4)
+    {
+        lines = 0;
+        printf("['Q' followed by Return to abort, Return only to continue]");
+        char key = getchar();
+        printf("\r%57s\r", "");
+        if (key == 'Q' || key == 'q')
+        {
+            getchar(); // Read the '\n'
+            return false;
+        }
+    }
+
+    return true;
+}
+
 /*
  *        OpenMainWad - open the iwad
  *
@@ -513,7 +531,6 @@
 {
     char dataname[WAD_NAME + 1];
     MDirPtr dir;
-    char key;
     int lines = 3;
 
     dataname[WAD_NAME] = '\0';
@@ -528,19 +545,9 @@
         fprintf(file, "%-*s  %-50s  %6ld  x%08lx\n",
                 WAD_NAME, dataname, dir->wadfile->pathname(),
                 dir->dir.size, dir->dir.start);
-        if (file == stdout && lines++ > cfg.screen_lines - 4)
-        {
-            lines = 0;
-            printf
-                ("['Q' followed by Return to abort, Return only to continue]");
-            key = getchar();
-            printf("\r%57s\r", "");
-            if (key == 'Q' || key == 'q')
-            {
-                getchar();        // Read the '\n'
-                break;
-            }
-        }
+
+        if (!ShowContinuePrompt(file, &lines))
+            break;
     }
 }
 
@@ -550,7 +557,6 @@
  */
 void ListFileDirectory(FILE * file, const Wad_file * wad)
 {
-    char key;
     char dataname[WAD_NAME + 1] = "";
     int lines = 5;
     long n;
@@ -567,19 +573,9 @@
                 wad->directory[n].size,
                 wad->directory[n].start,
                 wad->directory[n].size + wad->directory[n].start - 1);
-        if (file == stdout && lines++ > cfg.screen_lines - 4)
-        {
-            lines = 0;
-            printf
-                ("['Q' followed by Return to abort, Return only to continue]");
-            key = getchar();
-            printf("\r%57s\r", "");
-            if (key == 'Q' || key == 'q')
-            {
-                getchar();        // Read the '\n'
-                break;
-            }
-        }
+
+        if (!ShowContinuePrompt(file, &lines))
+            break;
     }
 }