Add filename tab-completion for "playdemo" and "record" commands

git-svn-id: svn+ssh://svn.code.sf.net/p/quakespasm/code/trunk@1219 af15c1b1-3010-417e-b628-4374ebc0bcbd

quakespasm/Quake/cl_demo.c

@@ -206,6 +206,9 @@ void CL_Stop_f (void)
 	cls.demofile = NULL;
 	cls.demorecording = false;
 	Con_Printf ("Completed demo\n");
+	
+// ericw -- update demo tab-completion list
+	DemoList_Rebuild ();
 }
 
 /*

quakespasm/Quake/common.c

@@ -2083,6 +2083,7 @@ static void COM_Game_f (void)
 			R_NewGame ();
 		}
 		ExtraMaps_NewGame ();
+		DemoList_Rebuild ();
 
 		Con_Printf("\"game\" changed to \"%s\"\n", COM_SkipPath(com_gamedir));
 		Con_Printf("enter \"exec quake.rc\" to load new configs\n");

quakespasm/Quake/console.c

@@ -815,6 +815,7 @@ typedef struct filelist_item_s
 
 extern filelist_item_t	*extralevels;
 extern filelist_item_t	*modlist;
+extern filelist_item_t	*demolist;
 
 typedef struct arg_completion_type_s
 {
@@ -826,7 +827,9 @@ static const arg_completion_type_t arg_completion_types[] =
 {
 	{ "map ", &extralevels },
 	{ "changelevel ", &extralevels },
-	{ "game ", &modlist }
+	{ "game ", &modlist },
+	{ "record ", &demolist },
+	{ "playdemo ", &demolist }
 };
 
 static const int num_arg_completion_types =

quakespasm/Quake/host.c

@@ -858,6 +858,7 @@ void Host_Init (void)
 		M_Init ();
 		ExtraMaps_Init (); //johnfitz
 		Modlist_Init (); //johnfitz
+		DemoList_Init (); //ericw
 		VID_Init ();
 		IN_Init ();
 		TexMgr_Init (); //johnfitz

quakespasm/Quake/host_cmd.c

@@ -103,6 +103,18 @@ void FileList_Add (const char *name, filelist_item_t **list)
 	}
 }
 
+static void FileList_Clear (filelist_item_t **list)
+{
+	filelist_item_t *blah;
+	
+	while (*list)
+	{
+		blah = (*list)->next;
+		Z_Free(*list);
+		*list = blah;
+	}
+}
+
 filelist_item_t	*extralevels;
 
 void ExtraMaps_Add (const char *name)
@@ -180,16 +192,9 @@ void ExtraMaps_Init (void)
 	}
 }
 
-void ExtraMaps_Clear (void)
+static void ExtraMaps_Clear (void)
 {
-	filelist_item_t *blah;
+	FileList_Clear(&extralevels);
-
-	while (extralevels)
-	{
-		blah = extralevels->next;
-		Z_Free(extralevels);
-		extralevels = blah;
-	}
 }
 
 void ExtraMaps_NewGame (void)
@@ -299,6 +304,92 @@ void Modlist_Init (void)
 }
 #endif
 
+//==============================================================================
+//ericw -- demo list management
+//==============================================================================
+
+filelist_item_t	*demolist;
+
+static void DemoList_Clear (void)
+{
+	FileList_Clear (&demolist);
+}
+
+void DemoList_Rebuild (void)
+{
+	DemoList_Clear ();
+	DemoList_Init ();
+}
+
+// TODO: Factor out to a general-purpose file searching function
+void DemoList_Init (void)
+{
+#ifdef _WIN32
+	WIN32_FIND_DATA	fdat;
+	HANDLE		fhnd;
+#else
+	DIR		*dir_p;
+	struct dirent	*dir_t;
+#endif
+	char		filestring[MAX_OSPATH];
+	char		demname[32];
+	char		ignorepakdir[32];
+	searchpath_t	*search;
+	pack_t		*pak;
+	int		i;
+	
+	// we don't want to list the demos in id1 pakfiles,
+	// because these are not "add-on" demos
+	q_snprintf (ignorepakdir, sizeof(ignorepakdir), "/%s/", GAMENAME);
+	
+	for (search = com_searchpaths; search; search = search->next)
+	{
+		if (*search->filename) //directory
+		{
+#ifdef _WIN32
+			q_snprintf (filestring, sizeof(filestring), "%s/*.dem", search->filename);
+			fhnd = FindFirstFile(filestring, &fdat);
+			if (fhnd == INVALID_HANDLE_VALUE)
+				continue;
+			do
+			{
+				COM_StripExtension(fdat.cFileName, demname, sizeof(demname));
+				FileList_Add (demname, &demolist);
+			} while (FindNextFile(fhnd, &fdat));
+			FindClose(fhnd);
+#else
+			q_snprintf (filestring, sizeof(filestring), "%s/", search->filename);
+			dir_p = opendir(filestring);
+			if (dir_p == NULL)
+				continue;
+			while ((dir_t = readdir(dir_p)) != NULL)
+			{
+				if (q_strcasecmp(COM_FileGetExtension(dir_t->d_name), "dem") != 0)
+					continue;
+				COM_StripExtension(dir_t->d_name, demname, sizeof(demname));
+				FileList_Add (demname, &demolist);
+			}
+			closedir(dir_p);
+#endif
+		}
+		else //pakfile
+		{
+			if (!strstr(search->pack->filename, ignorepakdir))
+			{ //don't list standard id demos
+				for (i = 0, pak = search->pack; i < pak->numfiles; i++)
+				{
+					if (!strcmp(COM_FileGetExtension(pak->files[i].name), "dem"))
+					{
+						COM_StripExtension(pak->files[i].name, demname, sizeof(demname));
+						FileList_Add (demname, &demolist);
+					}
+				}
+			}
+		}
+	}
+}
+
+
 /*
 ==================
 Host_Mods_f -- johnfitz

quakespasm/Quake/quakedef.h

@@ -294,6 +294,9 @@ void Host_WriteConfiguration (void);
 
 void ExtraMaps_Init (void);
 void Modlist_Init (void);
+void DemoList_Init (void);
+
+void DemoList_Rebuild (void);
 
 extern int		current_skill;	// skill level for currently loaded level (in case
 					//  the user changes the cvar while the level is