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| author | Nathan Sidwell <nathan@codesourcery.com> | 2000-06-30 09:47:49 +0000 |
|---|---|---|
| committer | Nathan Sidwell <nathan@gcc.gnu.org> | 2000-06-30 09:47:49 +0000 |
| commit | f3f751adcb318b6f5183f94686dc108715981e6a (patch) | |
| tree | 4970a3469f1e57aa1f8e1516bdd8be5ca7391d38 /gcc/cpphash.h | |
| parent | 34f9943ef73797e5db1039d888785b0bc5f220e0 (diff) | |
| download | gcc-f3f751adcb318b6f5183f94686dc108715981e6a.zip gcc-f3f751adcb318b6f5183f94686dc108715981e6a.tar.gz gcc-f3f751adcb318b6f5183f94686dc108715981e6a.tar.bz2 | |
cpp.texi: Document #pragma GCC dependency
* cpp.texi: Document #pragma GCC dependency
* cppfiles.c (open_include_file): Set date to unknown.
(_cpp_compare_file_date): New function.
(read_include_file): Set file date.
* cpphash.h (struct include_file): Add date member.
(_cpp_compare_file_date): Prototype.
* cpplib.c (parse_include): Add trail parameter. Adjust.
(do_include): Adjust parse_include call.
(do_import): Likewise.
(do_include_next): Likewise.
(gcc_pragmas): Add dependency pragma.
(do_pragma_dependancy): New pragma.
From-SVN: r34808
Diffstat (limited to 'gcc/cpphash.h')
| -rw-r--r-- | gcc/cpphash.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/cpphash.h b/gcc/cpphash.h index f3e19d3e..ec9204a 100644 --- a/gcc/cpphash.h +++ b/gcc/cpphash.h @@ -64,6 +64,7 @@ struct include_file int fd; /* file descriptor possibly open on file */ unsigned short include_count; /* number of times file has been read */ unsigned short sysp; /* file is a system header */ + time_t date; /* modification date of file, if known */ }; /* The cmacro works like this: If it's NULL, the file is to be @@ -193,6 +194,9 @@ extern void _cpp_simplify_pathname PARAMS ((char *)); extern void _cpp_execute_include PARAMS ((cpp_reader *, U_CHAR *, unsigned int, int, struct file_name_list *)); +extern int _cpp_compare_file_date PARAMS ((cpp_reader *, U_CHAR *, + unsigned int, + struct file_name_list *)); extern void _cpp_init_include_table PARAMS ((cpp_reader *)); extern const char *_cpp_fake_include PARAMS ((cpp_reader *, const char *)); |