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| author | aoliva <aoliva@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-08-05 21:15:57 +0000 |
|---|---|---|
| committer | aoliva <aoliva@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-08-05 21:15:57 +0000 |
| commit | e7aa92b2a1d420c944ff0c2e0ed5f0240638fa39 (patch) | |
| tree | b7f8db5c8aee0a49ffa5b4f9b148561a8a68a233 /gcc/c-lex.c | |
| parent | 52fa96d362090ae55361c6c2f18a284ffa384927 (diff) | |
| download | gcc-e7aa92b2a1d420c944ff0c2e0ed5f0240638fa39.tar.gz | |
* c.opt: Introduce -fworking-directory.
* doc/cpp.texi, doc/invoke.texi, doc/cppopts.texi: Document it.
* c-common.h (flag_working_directory): Declare.
* c-common.c (flag_working_directory): Define.
* c-opts.c (c_common_handle_options): Set it.
(sanitize_cpp_opts): Set...
* cpplib.h (struct cpp_options): ... working_directory option.
(struct cpp_callbacks): Add dir_change.
* cppinit.c (read_original_filename): Call...
(read_original_directory): New. Look for # 1 "directory//"
and process it.
(cpp_read_main_file): Call dir_change callback if working_directory
option is set.
* gcc.c (cpp_unique_options): Pass -g*.
* c-lex.c (cb_dir_change): New.
(init_c_lex): Set dir_change callback.
* toplev.c (src_pwd): New static variable.
(set_src_pwd, get_src_pwd): New functions.
* toplev.h (get_src_pwd, set_src_pwd): Declare.
* dbxout.c (dbxout_init): Call get_src_pwd() instead of getpwd().
* dwarf2out.c (gen_compile_unit_die): Likewise.
* dwarfout.c (output_compile_unit_die, dwarfout_init): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@70189 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/c-lex.c')
| -rw-r--r-- | gcc/c-lex.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/c-lex.c b/gcc/c-lex.c index 28f2e8d5c27..47515e7b703 100644 --- a/gcc/c-lex.c +++ b/gcc/c-lex.c @@ -72,6 +72,7 @@ static tree lex_charconst (const cpp_token *); static void update_header_times (const char *); static int dump_one_header (splay_tree_node, void *); static void cb_line_change (cpp_reader *, const cpp_token *, int); +static void cb_dir_change (cpp_reader *, const char *); static void cb_ident (cpp_reader *, unsigned int, const cpp_string *); static void cb_def_pragma (cpp_reader *, unsigned int); static void cb_define (cpp_reader *, unsigned int, cpp_hashnode *); @@ -98,6 +99,7 @@ init_c_lex (void) cb = cpp_get_callbacks (parse_in); cb->line_change = cb_line_change; + cb->dir_change = cb_dir_change; cb->ident = cb_ident; cb->def_pragma = cb_def_pragma; cb->valid_pch = c_common_valid_pch; @@ -200,6 +202,13 @@ cb_line_change (cpp_reader *pfile ATTRIBUTE_UNUSED, const cpp_token *token, src_lineno = SOURCE_LINE (map, token->line); } +static void +cb_dir_change (cpp_reader *pfile ATTRIBUTE_UNUSED, const char *dir) +{ + if (! set_src_pwd (dir)) + warning ("too late for # directive to set debug directory"); +} + void fe_file_change (const struct line_map *new_map) { |