diff options
Diffstat (limited to 'patches/binutils/2.28/600-poison-system-directories.patch')
| -rw-r--r-- | patches/binutils/2.28/600-poison-system-directories.patch | 285 |
1 files changed, 0 insertions, 285 deletions
diff --git a/patches/binutils/2.28/600-poison-system-directories.patch b/patches/binutils/2.28/600-poison-system-directories.patch deleted file mode 100644 index ff235e3..0000000 --- a/patches/binutils/2.28/600-poison-system-directories.patch +++ /dev/null @@ -1,285 +0,0 @@ -Patch adapted to binutils 2.23.2 and extended to use -BR_COMPILER_PARANOID_UNSAFE_PATH by Thomas Petazzoni. - -[Gustavo: adapt to binutils 2.25] -Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> -Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar> - -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.ac (--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> - -diff --git a/ld/config.in b/ld/config.in -index 276fb77..35c58eb 100644 ---- a/ld/config.in -+++ b/ld/config.in -@@ -17,6 +17,9 @@ - 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 - -diff --git a/ld/configure b/ld/configure -index a446283..d1f9504 100755 ---- a/ld/configure -+++ b/ld/configure -@@ -788,6 +788,7 @@ with_lib_path - enable_targets - enable_64_bit_bfd - with_sysroot -+enable_poison_system_directories - enable_gold - enable_got - enable_compressed_debug_sections -@@ -1445,6 +1446,8 @@ Optional Features: - --disable-largefile omit support for large files - --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) -@@ -15498,7 +15501,18 @@ else - 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 "${enable_got+set}" = set; then : -diff --git a/ld/configure.ac b/ld/configure.ac -index 188172d..2cd8443 100644 ---- a/ld/configure.ac -+++ b/ld/configure.ac -@@ -95,6 +95,16 @@ AC_SUBST(use_sysroot) - AC_SUBST(TARGET_SYSTEM_ROOT) - AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE) - -+AC_ARG_ENABLE([poison-system-directories], -+ AS_HELP_STRING([--enable-poison-system-directories], -+ [warn for use of native system library directories]),, -+ [enable_poison_system_directories=no]) -+if test "x${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. -diff --git a/ld/ld.h b/ld/ld.h -index d84ec4e..3476b26 100644 ---- a/ld/ld.h -+++ b/ld/ld.h -@@ -169,6 +169,14 @@ typedef struct { - /* If set, display the target memory usage (per memory region). */ - bfd_boolean print_memory_usage; - -+ /* 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; - -diff --git a/ld/ld.texinfo b/ld/ld.texinfo -index 1dd7492..fb1438e 100644 ---- a/ld/ld.texinfo -+++ b/ld/ld.texinfo -@@ -2357,6 +2357,18 @@ string identifying the original linked file does not change. - - 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 -diff --git a/ld/ldfile.c b/ld/ldfile.c -index 96f9ecc..af231c0 100644 ---- a/ld/ldfile.c -+++ b/ld/ldfile.c -@@ -114,6 +114,23 @@ ldfile_add_library_path (const char *name, bfd_boolean cmdline) - 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. */ -diff --git a/ld/ldlex.h b/ld/ldlex.h -index 6f11e7b..0ca3110 100644 ---- a/ld/ldlex.h -+++ b/ld/ldlex.h -@@ -144,6 +144,8 @@ enum option_values - OPTION_PRINT_MEMORY_USAGE, - OPTION_REQUIRE_DEFINED_SYMBOL, - OPTION_ORPHAN_HANDLING, -+ OPTION_NO_POISON_SYSTEM_DIRECTORIES, -+ OPTION_ERROR_POISON_SYSTEM_DIRECTORIES, - }; - - /* The initial parser states. */ -diff --git a/ld/ldmain.c b/ld/ldmain.c -index bb0b9cc..a23c56c 100644 ---- a/ld/ldmain.c -+++ b/ld/ldmain.c -@@ -257,6 +257,8 @@ main (int argc, char **argv) - command_line.warn_mismatch = TRUE; - command_line.warn_search_mismatch = TRUE; - command_line.check_section_addresses = -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 -diff --git a/ld/lexsup.c b/ld/lexsup.c -index 4cad209..be7d584 100644 ---- a/ld/lexsup.c -+++ b/ld/lexsup.c -@@ -530,6 +530,14 @@ static const struct ld_option ld_options[] = - { {"orphan-handling", required_argument, NULL, OPTION_ORPHAN_HANDLING}, - '\0', N_("=MODE"), N_("Control how orphan sections are handled."), - 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) -@@ -542,6 +550,7 @@ parse_args (unsigned argc, char **argv) - int ingroup = 0; - char *default_dirlist = NULL; - char *shortopts; -+ char *BR_paranoid_env; - struct option *longopts; - struct option *really_longopts; - int last_optind; -@@ -1516,6 +1525,14 @@ parse_args (unsigned argc, char **argv) - } - 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; -+ - case OPTION_PUSH_STATE: - input_flags.pushed = xmemdup (&input_flags, - sizeof (input_flags), -@@ -1559,6 +1576,10 @@ parse_args (unsigned argc, char **argv) - command_line.soname = NULL; - } - -+ 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 (); |