aboutsummaryrefslogtreecommitdiff
path: root/gcc/cpplib.h
diff options
context:
space:
mode:
authorAlexandre Oliva <aoliva@redhat.com>2003-08-05 21:15:57 +0000
committerAlexandre Oliva <aoliva@gcc.gnu.org>2003-08-05 21:15:57 +0000
commitb20d9f0c07107060fe1873ee33e40b83ba425d12 (patch)
treeb7f8db5c8aee0a49ffa5b4f9b148561a8a68a233 /gcc/cpplib.h
parent1260d70fb61e50255cf7f185efff31f568a7049c (diff)
downloadgcc-b20d9f0c07107060fe1873ee33e40b83ba425d12.zip
gcc-b20d9f0c07107060fe1873ee33e40b83ba425d12.tar.gz
gcc-b20d9f0c07107060fe1873ee33e40b83ba425d12.tar.bz2
c.opt: Introduce -fworking-directory.
* 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. From-SVN: r70189
Diffstat (limited to 'gcc/cpplib.h')
-rw-r--r--gcc/cpplib.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/cpplib.h b/gcc/cpplib.h
index ca3f814..57fc0b1 100644
--- a/gcc/cpplib.h
+++ b/gcc/cpplib.h
@@ -370,6 +370,11 @@ struct cpp_options
/* Nonzero means __STDC__ should have the value 0 in system headers. */
unsigned char stdc_0_in_system_headers;
+
+ /* Nonzero means output a directory line marker right after the
+ initial file name line marker, and before a duplicate initial
+ line marker. */
+ bool working_directory;
};
/* Call backs to cpplib client. */
@@ -378,6 +383,7 @@ struct cpp_callbacks
/* Called when a new line of preprocessed output is started. */
void (*line_change) (cpp_reader *, const cpp_token *, int);
void (*file_change) (cpp_reader *, const struct line_map *);
+ void (*dir_change) (cpp_reader *, const char *);
void (*include) (cpp_reader *, unsigned int, const unsigned char *,
const char *, int);
void (*define) (cpp_reader *, unsigned int, cpp_hashnode *);