[Buildroot] [PATCH 02/12] binutils/2.24: add patch to warn about unsafe library paths

Yann E. MORIN yann.morin.1998 at free.fr
Wed Sep 10 19:52:04 UTC 2014


Thomas, All,

On 2014-08-20 15:06 +0200, Thomas Petazzoni spake thusly:
[--SNIP--]
> +Index: b/ld/lexsup.c
> +===================================================================
> +--- a/ld/lexsup.c
> ++++ b/ld/lexsup.c
[--SNIP--]
> +@@ -519,6 +527,7 @@
> +   int ingroup = 0;
> +   char *default_dirlist = NULL;
> +   char *shortopts;
> ++  char *temp;

Well, let's give it a better name, please:  char *BR_paranoid_env;

;-)

Regards,
Yann E. MORIN.

> +   struct option *longopts;
> +   struct option *really_longopts;
> +   int last_optind;
> +@@ -1442,9 +1451,21 @@
> +               einfo (_("%P%X: --hash-size needs a numeric argument\n"));
> +           }
> +           break;
> ++
> ++   case OPTION_NO_POISON_SYSTEM_DIRECTORIES:
> ++     command_line.poison_system_directories = FALSE;
> ++     break;
> ++
> ++   case OPTION_ERROR_POISON_SYSTEM_DIRECTORIES:
> ++     command_line.error_poison_system_directories = TRUE;
> ++     break;
> + 	}
> +     }
> + 
> ++  temp = getenv("BR_COMPILER_PARANOID_UNSAFE_PATH");
> ++  if (temp && strlen(temp) > 0)

    if (BR_paranoid_env && BR_paranoid_env[0])

Regards,
Yann E. MORIN.

> ++    command_line.error_poison_system_directories = TRUE;
> ++
> +   while (ingroup)
> +     {
> +       lang_leave_group ();
> +Index: b/ld/ldlex.h
> +===================================================================
> +--- a/ld/ldlex.h
> ++++ b/ld/ldlex.h
> +@@ -138,6 +138,8 @@
> +   OPTION_DEFAULT_SCRIPT,
> +   OPTION_PRINT_OUTPUT_FORMAT,
> +   OPTION_IGNORE_UNRESOLVED_SYMBOL,
> ++  OPTION_NO_POISON_SYSTEM_DIRECTORIES,
> ++  OPTION_ERROR_POISON_SYSTEM_DIRECTORIES,
> + };
> + 
> + /* The initial parser states.  */
> -- 
> 2.0.0
> 
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