diff options
Diffstat (limited to 'toolchain/gcc/patches/arc-2017.09-release/950-cpp_file_path_translation.patch')
| -rw-r--r-- | toolchain/gcc/patches/arc-2017.09-release/950-cpp_file_path_translation.patch | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/toolchain/gcc/patches/arc-2017.09-release/950-cpp_file_path_translation.patch b/toolchain/gcc/patches/arc-2017.09-release/950-cpp_file_path_translation.patch deleted file mode 100644 index 60729dd7fe..0000000000 --- a/toolchain/gcc/patches/arc-2017.09-release/950-cpp_file_path_translation.patch +++ /dev/null @@ -1,181 +0,0 @@ -commit 331735a357a73c7b8adc205241ac3cc6543d985e -Author: Felix Fietkau <nbd@openwrt.org> -Date: Tue Nov 17 12:38:22 2015 +0000 - - gcc: add a patch to 5.x that supports translation of __FILE__ paths - - Signed-off-by: Felix Fietkau <nbd@openwrt.org> - - SVN-Revision: 47490 - -Forward ported from attachment to https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47047 - ---- a/gcc/c-family/c-opts.c -+++ b/gcc/c-family/c-opts.c -@@ -588,6 +588,10 @@ c_common_handle_option (size_t scode, co - add_path (xstrdup (arg), SYSTEM, 0, true); - break; - -+ case OPT_iremap: -+ add_cpp_remap_path (arg); -+ break; -+ - case OPT_iwithprefix: - add_prefixed_path (arg, SYSTEM); - break; ---- a/gcc/c-family/c.opt -+++ b/gcc/c-family/c.opt -@@ -1825,6 +1825,10 @@ iquote - C ObjC C++ ObjC++ Joined Separate MissingArgError(missing path after %qs) - -iquote <dir> Add <dir> to the end of the quote include path. - -+iremap -+C ObjC C++ ObjC++ Joined Separate -+-iremap <src:dst> Convert <src> to <dst> if it occurs as prefix in __FILE__. -+ - iwithprefix - C ObjC C++ ObjC++ Joined Separate - -iwithprefix <dir> Add <dir> to the end of the system include path. ---- a/gcc/doc/cpp.texi -+++ b/gcc/doc/cpp.texi -@@ -4272,6 +4272,7 @@ Refer to the GCC manual for full documen - @c man begin SYNOPSIS - cpp [@option{-D}@var{macro}[=@var{defn}]@dots{}] [@option{-U}@var{macro}] - [@option{-I}@var{dir}@dots{}] [@option{-iquote}@var{dir}@dots{}] -+ [@option{-iremap}@var{src}:@var{dst}] - [@option{-M}|@option{-MM}] [@option{-MG}] [@option{-MF} @var{filename}] - [@option{-MP}] [@option{-MQ} @var{target}@dots{}] - [@option{-MT} @var{target}@dots{}] ---- a/gcc/doc/cppopts.texi -+++ b/gcc/doc/cppopts.texi -@@ -220,6 +220,12 @@ extensions @samp{.i}, @samp{.ii} or @sam - extensions that GCC uses for preprocessed files created by - @option{-save-temps}. - -+@item -iremap @var{src}:@var{dst} -+@opindex iremap -+Replace the prefix @var{src} in __FILE__ with @var{dst} at expansion time. -+This option can be specified more than once. Processing stops at the first -+match. -+ - @item -fdirectives-only - @opindex fdirectives-only - When preprocessing, handle directives, but do not expand macros. ---- a/gcc/doc/invoke.texi -+++ b/gcc/doc/invoke.texi -@@ -11863,6 +11863,12 @@ by @option{-fplugin=@var{name}} instead - @option{-fplugin=@var{path}/@var{name}.so}. This option is not meant - to be used by the user, but only passed by the driver. - -+@item -iremap @var{src}:@var{dst} -+@opindex iremap -+Replace the prefix @var{src} in __FILE__ with @var{dst} at expansion time. -+This option can be specified more than once. Processing stops at the first -+match. -+ - @item -L@var{dir} - @opindex L - Add directory @var{dir} to the list of directories to be searched ---- a/libcpp/include/cpplib.h -+++ b/libcpp/include/cpplib.h -@@ -820,6 +820,9 @@ extern void cpp_set_lang (cpp_reader *, - /* Set the include paths. */ - extern void cpp_set_include_chains (cpp_reader *, cpp_dir *, cpp_dir *, int); - -+/* Provide src:dst pair for __FILE__ remapping. */ -+extern void add_cpp_remap_path (const char *); -+ - /* Call these to get pointers to the options, callback, and deps - structures for a given reader. These pointers are good until you - call cpp_finish on that reader. You can either edit the callbacks ---- a/libcpp/macro.c -+++ b/libcpp/macro.c -@@ -227,6 +227,64 @@ static const char * const monthnames[] = - "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" - }; - -+static size_t remap_pairs; -+static char **remap_src; -+static char **remap_dst; -+ -+void -+add_cpp_remap_path (const char *arg) -+{ -+ const char *arg_dst; -+ size_t len; -+ -+ arg_dst = strchr(arg, ':'); -+ if (arg_dst == NULL) -+ { -+ fprintf(stderr, "Invalid argument for -iremap\n"); -+ exit(1); -+ } -+ -+ len = arg_dst - arg; -+ ++arg_dst; -+ -+ remap_src = (char **) xrealloc(remap_src, sizeof(char *) * (remap_pairs + 1)); -+ remap_dst = (char **) xrealloc(remap_dst, sizeof(char *) * (remap_pairs + 1)); -+ -+ remap_src[remap_pairs] = (char *) xmalloc(len + 1); -+ memcpy(remap_src[remap_pairs], arg, len); -+ remap_src[remap_pairs][len] = '\0'; -+ remap_dst[remap_pairs] = xstrdup(arg_dst); -+ ++remap_pairs; -+} -+ -+static const char * -+cpp_remap_file (const char *arg, char **tmp_name) -+{ -+ char *result; -+ size_t i, len; -+ -+ for (i = 0; i < remap_pairs; ++i) -+ { -+ len = strlen (remap_src[i]); -+ if (strncmp (remap_src[i], arg, len)) -+ continue; -+ if (arg[len] == '\0') -+ return xstrdup (remap_dst[i]); -+ if (arg[len] != '/') -+ continue; -+ arg += len; -+ len = strlen (remap_dst[i]); -+ result = (char *) xmalloc (len + strlen (arg) + 1); -+ memcpy(result, remap_dst[i], len); -+ strcpy(result + len, arg); -+ *tmp_name = result; -+ -+ return result; -+ } -+ -+ return arg; -+} -+ - /* Helper function for builtin_macro. Returns the text generated by - a builtin macro. */ - const uchar * -@@ -290,6 +348,7 @@ _cpp_builtin_macro_text (cpp_reader *pfi - { - unsigned int len; - const char *name; -+ char *tmp_name = NULL; - uchar *buf; - - if (node->value.builtin == BT_FILE) -@@ -301,6 +360,7 @@ _cpp_builtin_macro_text (cpp_reader *pfi - if (!name) - abort (); - } -+ name = cpp_remap_file (name, &tmp_name); - len = strlen (name); - buf = _cpp_unaligned_alloc (pfile, len * 2 + 3); - result = buf; -@@ -308,6 +368,7 @@ _cpp_builtin_macro_text (cpp_reader *pfi - buf = cpp_quote_string (buf + 1, (const unsigned char *) name, len); - *buf++ = '"'; - *buf = '\0'; -+ free (tmp_name); - } - break; - |