File gnupg-accepts-path-separators-literal-data.patch of Package gpg2.42496

commit ad0c6c33c3d6fe7ff7cc8c2e73d02ead5788e5b3
Author: Werner Koch <wk@gnupg.org>
Date:   Mon Oct 27 12:43:27 2025 +0100

    gpg: Do not use a default when asking for another output filename.
    
    * g10/options.h (COMPAT_SUGGEST_EMBEDDED_NAME): New.
    * g10/gpg.c (compatibility_flags): New flags "suggest-embedded-name".
    * g10/openfile.c (ask_outfile_name): Do not show a default unless the
    compatibiliy flag is used.

Index: gnupg-2.4.4/g10/gpg.c
===================================================================
--- gnupg-2.4.4.orig/g10/gpg.c
+++ gnupg-2.4.4/g10/gpg.c
@@ -1025,6 +1025,7 @@ static struct debug_flags_s debug_flags
     { DBG_CLOCK_VALUE  , "clock"   },
     { DBG_LOOKUP_VALUE , "lookup"  },
     { DBG_EXTPROG_VALUE, "extprog" },
+    { COMPAT_SUGGEST_EMBEDDED_NAME, "suggest-embedded-name" },
     { 0, NULL }
   };
 
Index: gnupg-2.4.4/g10/openfile.c
===================================================================
--- gnupg-2.4.4.orig/g10/openfile.c
+++ gnupg-2.4.4/g10/openfile.c
@@ -125,7 +125,7 @@ make_outfile_name (const char *iname)
    NAMELEN is its actual length.
  */
 char *
-ask_outfile_name( const char *name, size_t namelen )
+ask_outfile_name (const char *name, size_t namelen)
 {
   size_t n;
   const char *s;
@@ -136,8 +136,14 @@ ask_outfile_name( const char *name, size
   if ( opt.batch )
     return NULL;
 
-  defname = name && namelen? make_printable_string (name, namelen, 0) : NULL;
-
+  /* To avoid tricking the user into using the embedded filename we do
+   * not anymore include that name in the prompt as default.  For
+   * modern v5 signature this might make sense as they are now covered
+   * by the signature but we better leave such a decision to a GUI.  */
+  if (name && namelen && (opt.compat_flags & COMPAT_SUGGEST_EMBEDDED_NAME))
+    defname = make_printable_string (name, namelen, 0);
+  else
+    defname = NULL;
   s = _("Enter new filename");
   n = strlen(s) + (defname?strlen (defname):0) + 10;
   prompt = xmalloc (n);
Index: gnupg-2.4.4/g10/options.h
===================================================================
--- gnupg-2.4.4.orig/g10/options.h
+++ gnupg-2.4.4/g10/options.h
@@ -376,6 +376,11 @@ EXTERN_UNLESS_MAIN_MODULE int memory_sta
 /* Compatibility flags */
 /* #define COMPAT_FOO   1 */
 #define COMPAT_ALLOW_NOT_DASH_ESCAPED 32 /* Handle NotDashEscaped header.  */
+#define COMPAT_SUGGEST_EMBEDDED_NAME 16 /* Show the non-signed
+                                         * embedded filename as
+                                         * suggestion.  */
+
+
 
 /* Compliance test macors.  */
 #define GNUPG   (opt.compliance==CO_GNUPG || opt.compliance==CO_DE_VS)