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Move all to deprecated folder.

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NADAL Jean-Baptiste
2016-11-16 21:57:57 +01:00
parent 01738a7684
commit 05de7d6c04
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279
deprecated/firmware/buildroot/package/binutils/2.23.2/600-poison-system-directories.patch Normal file
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@@ -0,0 +1,279 @@
Patch adapted to binutils 2.23.2 and extended to use
BR_COMPILER_PARANOID_UNSAFE_PATH by Thomas Petazzoni.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Upstream-Status: Inappropriate [distribution: codesourcery]
Patch originally created by Mark Hatle, forward-ported to
binutils 2.21 by Scott Garman.
purpose: warn for uses of system directories when cross linking
Code Merged from Sourcery G++ binutils 2.19 - 4.4-277
2008-07-02 Joseph Myers <joseph@codesourcery.com>
ld/
* ld.h (args_type): Add error_poison_system_directories.
* ld.texinfo (--error-poison-system-directories): Document.
* ldfile.c (ldfile_add_library_path): Check
command_line.error_poison_system_directories.
* ldmain.c (main): Initialize
command_line.error_poison_system_directories.
* lexsup.c (enum option_values): Add
OPTION_ERROR_POISON_SYSTEM_DIRECTORIES.
(ld_options): Add --error-poison-system-directories.
(parse_args): Handle new option.
2007-06-13 Joseph Myers <joseph@codesourcery.com>
ld/
* config.in: Regenerate.
* ld.h (args_type): Add poison_system_directories.
* ld.texinfo (--no-poison-system-directories): Document.
* ldfile.c (ldfile_add_library_path): Check
command_line.poison_system_directories.
* ldmain.c (main): Initialize
command_line.poison_system_directories.
* lexsup.c (enum option_values): Add
OPTION_NO_POISON_SYSTEM_DIRECTORIES.
(ld_options): Add --no-poison-system-directories.
(parse_args): Handle new option.
2007-04-20 Joseph Myers <joseph@codesourcery.com>
Merge from Sourcery G++ binutils 2.17:
2007-03-20 Joseph Myers <joseph@codesourcery.com>
Based on patch by Mark Hatle <mark.hatle@windriver.com>.
ld/
* configure.in (--enable-poison-system-directories): New option.
* configure, config.in: Regenerate.
* ldfile.c (ldfile_add_library_path): If
ENABLE_POISON_SYSTEM_DIRECTORIES defined, warn for use of /lib,
/usr/lib, /usr/local/lib or /usr/X11R6/lib.
Signed-off-by: Mark Hatle <mark.hatle@windriver.com>
Signed-off-by: Scott Garman <scott.a.garman@intel.com>
Index: b/ld/config.in
===================================================================
--- a/ld/config.in
+++ b/ld/config.in
@@ -11,6 +11,9 @@
language is requested. */
#undef ENABLE_NLS
+/* Define to warn for use of native system library directories */
+#undef ENABLE_POISON_SYSTEM_DIRECTORIES
+
/* Additional extension a shared object might have. */
#undef EXTRA_SHLIB_EXTENSION
Index: b/ld/configure
===================================================================
--- a/ld/configure
+++ b/ld/configure
@@ -773,6 +773,7 @@
enable_targets
enable_64_bit_bfd
with_sysroot
+enable_poison_system_directories
enable_gold
enable_got
enable_werror
@@ -1428,6 +1429,8 @@
(and sometimes confusing) to the casual installer
--enable-targets alternative target configurations
--enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)
+ --enable-poison-system-directories
+ warn for use of native system library directories
--enable-gold[=ARG] build gold [ARG={default,yes,no}]
--enable-got=<type> GOT handling scheme (target, single, negative,
multigot)
@@ -4338,7 +4341,18 @@
fi
+# Check whether --enable-poison-system-directories was given.
+if test "${enable_poison_system_directories+set}" = set; then :
+ enableval=$enable_poison_system_directories;
+else
+ enable_poison_system_directories=no
+fi
+
+if test "x${enable_poison_system_directories}" = "xyes"; then
+$as_echo "#define ENABLE_POISON_SYSTEM_DIRECTORIES 1" >>confdefs.h
+
+fi
# Check whether --enable-got was given.
if test "${enable_got+set}" = set; then :
Index: b/ld/configure.in
===================================================================
--- a/ld/configure.in
+++ b/ld/configure.in
@@ -70,6 +70,16 @@
AC_SUBST(TARGET_SYSTEM_ROOT)
AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
+AC_ARG_ENABLE([poison-system-directories],
+ AS_HELP_STRING([--enable-poison-system-directories],
+ [warn for use of native system library directories]),,
+ [enable_poison_system_directories=no])
+if test "x${enable_poison_system_directories}" = "xyes"; then
+ AC_DEFINE([ENABLE_POISON_SYSTEM_DIRECTORIES],
+ [1],
+ [Define to warn for use of native system library directories])
+fi
+
dnl Use --enable-gold to decide if this linker should be the default.
dnl "install_as_default" is set to false if gold is the default linker.
dnl "installed_linker" is the installed BFD linker name.
Index: b/ld/ldfile.c
===================================================================
--- a/ld/ldfile.c
+++ b/ld/ldfile.c
@@ -116,6 +116,23 @@
new_dirs->name = concat (ld_sysroot, name + 1, (const char *) NULL);
else
new_dirs->name = xstrdup (name);
+
+#ifdef ENABLE_POISON_SYSTEM_DIRECTORIES
+ if (command_line.poison_system_directories
+ && ((!strncmp (name, "/lib", 4))
+ || (!strncmp (name, "/usr/lib", 8))
+ || (!strncmp (name, "/usr/local/lib", 14))
+ || (!strncmp (name, "/usr/X11R6/lib", 14))))
+ {
+ if (command_line.error_poison_system_directories)
+ einfo (_("%X%P: error: library search path \"%s\" is unsafe for "
+ "cross-compilation\n"), name);
+ else
+ einfo (_("%P: warning: library search path \"%s\" is unsafe for "
+ "cross-compilation\n"), name);
+ }
+#endif
+
}
/* Try to open a BFD for a lang_input_statement. */
Index: b/ld/ld.h
===================================================================
--- a/ld/ld.h
+++ b/ld/ld.h
@@ -203,6 +203,14 @@
/* If TRUE we'll just print the default output on stdout. */
bfd_boolean print_output_format;
+ /* If TRUE (the default) warn for uses of system directories when
+ cross linking. */
+ bfd_boolean poison_system_directories;
+
+ /* If TRUE (default FALSE) give an error for uses of system
+ directories when cross linking instead of a warning. */
+ bfd_boolean error_poison_system_directories;
+
/* Big or little endian as set on command line. */
enum endian_enum endian;
Index: b/ld/ldmain.c
===================================================================
--- a/ld/ldmain.c
+++ b/ld/ldmain.c
@@ -265,6 +265,8 @@
command_line.warn_search_mismatch = TRUE;
command_line.check_section_addresses = -1;
command_line.disable_target_specific_optimizations = -1;
+ command_line.poison_system_directories = TRUE;
+ command_line.error_poison_system_directories = FALSE;
/* We initialize DEMANGLING based on the environment variable
COLLECT_NO_DEMANGLE. The gcc collect2 program will demangle the
Index: b/ld/ld.texinfo
===================================================================
--- a/ld/ld.texinfo
+++ b/ld/ld.texinfo
@@ -2154,6 +2154,18 @@
Passing @code{none} for @var{style} disables the setting from any
@code{--build-id} options earlier on the command line.
+
+@kindex --no-poison-system-directories
+@item --no-poison-system-directories
+Do not warn for @option{-L} options using system directories such as
+@file{/usr/lib} when cross linking. This option is intended for use
+in chroot environments when such directories contain the correct
+libraries for the target system rather than the host.
+
+@kindex --error-poison-system-directories
+@item --error-poison-system-directories
+Give an error instead of a warning for @option{-L} options using
+system directories when cross linking.
@end table
@c man end
Index: b/ld/lexsup.c
===================================================================
--- a/ld/lexsup.c
+++ b/ld/lexsup.c
@@ -498,6 +498,14 @@
TWO_DASHES },
{ {"wrap", required_argument, NULL, OPTION_WRAP},
'\0', N_("SYMBOL"), N_("Use wrapper functions for SYMBOL"), TWO_DASHES },
+ { {"no-poison-system-directories", no_argument, NULL,
+ OPTION_NO_POISON_SYSTEM_DIRECTORIES},
+ '\0', NULL, N_("Do not warn for -L options using system directories"),
+ TWO_DASHES },
+ { {"error-poison-system-directories", no_argument, NULL,
+ OPTION_ERROR_POISON_SYSTEM_DIRECTORIES},
+ '\0', NULL, N_("Give an error for -L options using system directories"),
+ TWO_DASHES },
};
#define OPTION_COUNT ARRAY_SIZE (ld_options)
@@ -510,6 +518,7 @@
int ingroup = 0;
char *default_dirlist = NULL;
char *shortopts;
+ char *BR_paranoid_env;
struct option *longopts;
struct option *really_longopts;
int last_optind;
@@ -1427,9 +1436,21 @@
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;
}
}
+ BR_paranoid_env = getenv("BR_COMPILER_PARANOID_UNSAFE_PATH");
+ if (BR_paranoid_env && strlen(BR_paranoid_env) > 0)
+ 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
@@ -136,6 +136,8 @@
#endif /* ENABLE_PLUGINS */
OPTION_DEFAULT_SCRIPT,
OPTION_PRINT_OUTPUT_FORMAT,
+ OPTION_NO_POISON_SYSTEM_DIRECTORIES,
+ OPTION_ERROR_POISON_SYSTEM_DIRECTORIES,
};
/* The initial parser states. */