X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Ftinfo%2Fread_entry.c;h=b34ed8ddc12822eb9adb09eb03d7a7da89a7343e;hp=6a050ee78e666179ba1cf50917bd56bcce565160;hb=cb9a015f6669e86dd5db0fcdf1a6d74c7ea5df55;hpb=40df80d8d3f96c991f55569bce475e71cc38be12

diff --git a/ncurses/tinfo/read_entry.c b/ncurses/tinfo/read_entry.c
index 6a050ee7..b34ed8dd 100644
--- a/ncurses/tinfo/read_entry.c
+++ b/ncurses/tinfo/read_entry.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2008,2009 Free Software Foundation, Inc.              *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -42,7 +42,7 @@
 #include <tic.h>
 #include <term_entry.h>
 
-MODULE_ID("$Id: read_entry.c,v 1.100 2007/11/17 23:56:50 tom Exp $")
+MODULE_ID("$Id: read_entry.c,v 1.105 2009/12/06 01:22:26 tom Exp $")
 
 #define TYPE_CALLOC(type,elts) typeCalloc(type, (unsigned)(elts))
 
@@ -73,7 +73,7 @@ convert_strings(char *buf, char **Strings, int count, int size, char *table)
 	    Strings[i] = ABSENT_STRING;
 	} else if (IS_NEG2(buf + 2 * i)) {
 	    Strings[i] = CANCELLED_STRING;
-	} else if (LOW_MSB(buf + 2 * i) > size) {
+	} else if ((int) LOW_MSB(buf + 2 * i) > size) {
 	    Strings[i] = ABSENT_STRING;
 	} else {
 	    Strings[i] = (LOW_MSB(buf + 2 * i) + table);
@@ -313,6 +313,8 @@ _nc_read_termtype(TERMTYPE *ptr, char *buffer, int limit)
 	}
 
 	if (need) {
+	    if (ext_str_count >= (MAX_ENTRY_SIZE * 2))
+		return (TGETENT_NO);
 	    if ((ptr->ext_Names = TYPE_CALLOC(char *, need)) == 0)
 		  return (TGETENT_NO);
 	    TR(TRACE_DATABASE,
@@ -402,26 +404,22 @@ _nc_read_tic_entry(char *filename,
     /*
      * If we are looking in a directory, assume the entry is a file under that,
      * according to the normal rules.
-     *
-     * FIXME - add caseless-filename fixup.
      */
-    if (_nc_is_dir_path(path)) {
-	unsigned need = 4 + strlen(path) + strlen(name);
+    unsigned need = LEAF_LEN + 3 + strlen(path) + strlen(name);
+    if (need <= limit)
+	(void) sprintf(filename, "%s/" LEAF_FMT "/%s", path, *name, name);
 
-	if (need <= limit) {
-	    (void) sprintf(filename, "%s/" LEAF_FMT "/%s", path, *name, name);
-	    result = _nc_read_file_entry(filename, tp);
-	}
-    }
+    if (_nc_is_dir_path(path))
+	result = _nc_read_file_entry(filename, tp);
 #if USE_HASHED_DB
     else {
 	static const char suffix[] = DBM_SUFFIX;
 	DB *capdbp;
 	unsigned lens = sizeof(suffix) - 1;
 	unsigned size = strlen(path);
-	unsigned need = lens + size;
+	unsigned test = lens + size;
 
-	if (need <= limit) {
+	if (test < limit) {
 	    if (size >= lens
 		&& !strcmp(path + size - lens, suffix))
 		(void) strcpy(filename, path);
@@ -513,6 +511,7 @@ _nc_read_entry(const char *const name, char *const filename, TERMTYPE *const tp)
 {
     int code = TGETENT_NO;
 
+    sprintf(filename, "%.*s", PATH_MAX - 1, name);
     if (strlen(name) == 0
 	|| strcmp(name, ".") == 0
 	|| strcmp(name, "..") == 0