diff options
Diffstat (limited to 'ccache.h')
| -rw-r--r-- | ccache.h | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/ccache.h b/ccache.h new file mode 100644 index 0000000..c2536f5 --- /dev/null +++ b/ccache.h @@ -0,0 +1,248 @@ +#ifndef CCACHE_H +#define CCACHE_H + +#include "system.h" +#include "mdfour.h" +#include "counters.h" + +#ifdef __GNUC__ +#define ATTR_FORMAT(x, y, z) __attribute__((format (x, y, z))) +#else +#define ATTR_FORMAT(x, y, z) +#endif + +#ifndef MYNAME +#define MYNAME "ccache" +#endif + +extern const char CCACHE_VERSION[]; + +/* statistics fields in storage order */ +enum stats { + STATS_NONE = 0, + STATS_STDOUT = 1, + STATS_STATUS = 2, + STATS_ERROR = 3, + STATS_TOCACHE = 4, + STATS_PREPROCESSOR = 5, + STATS_COMPILER = 6, + STATS_MISSING = 7, + STATS_CACHEHIT_CPP = 8, + STATS_ARGS = 9, + STATS_LINK = 10, + STATS_NUMFILES = 11, + STATS_TOTALSIZE = 12, + STATS_MAXFILES = 13, + STATS_MAXSIZE = 14, + STATS_SOURCELANG = 15, + STATS_DEVICE = 16, + STATS_NOINPUT = 17, + STATS_MULTIPLE = 18, + STATS_CONFTEST = 19, + STATS_UNSUPPORTED = 20, + STATS_OUTSTDOUT = 21, + STATS_CACHEHIT_DIR = 22, + STATS_NOOUTPUT = 23, + STATS_EMPTYOUTPUT = 24, + STATS_BADEXTRAFILE = 25, + STATS_COMPCHECK = 26, + STATS_CANTUSEPCH = 27, + STATS_PREPROCESSING = 28, + + STATS_END +}; + +#define SLOPPY_INCLUDE_FILE_MTIME 1 +#define SLOPPY_FILE_MACRO 2 +#define SLOPPY_TIME_MACROS 4 + +#define str_eq(s1, s2) (strcmp((s1), (s2)) == 0) +#define str_startswith(s, p) (strncmp((s), (p), strlen((p))) == 0) + +/* ------------------------------------------------------------------------- */ +/* args.c */ + +struct args { + char **argv; + int argc; +}; + +struct args *args_init(int, char **); +struct args *args_init_from_string(const char *); +struct args *args_copy(struct args *args); +void args_free(struct args *args); +void args_add(struct args *args, const char *s); +void args_add_prefix(struct args *args, const char *s); +void args_extend(struct args *args, struct args *to_append); +void args_pop(struct args *args, int n); +void args_set(struct args *args, int index, const char *value); +void args_strip(struct args *args, const char *prefix); +void args_remove_first(struct args *args); +char *args_to_string(struct args *args); +bool args_equal(struct args *args1, struct args *args2); + +/* ------------------------------------------------------------------------- */ +/* hash.c */ + +void hash_start(struct mdfour *md); +void hash_buffer(struct mdfour *md, const void *s, size_t len); +char *hash_result(struct mdfour *md); +void hash_result_as_bytes(struct mdfour *md, unsigned char *out); +bool hash_equal(struct mdfour *md1, struct mdfour *md2); +void hash_delimiter(struct mdfour *md, const char* type); +void hash_string(struct mdfour *md, const char *s); +void hash_int(struct mdfour *md, int x); +bool hash_fd(struct mdfour *md, int fd); +bool hash_file(struct mdfour *md, const char *fname); + +/* ------------------------------------------------------------------------- */ +/* util.c */ + +void cc_log(const char *format, ...) ATTR_FORMAT(printf, 1, 2); +void cc_log_argv(const char *prefix, char **argv); +void fatal(const char *format, ...) ATTR_FORMAT(printf, 1, 2); + +void copy_fd(int fd_in, int fd_out); +int copy_file(const char *src, const char *dest, int compress_dest); +int move_file(const char *src, const char *dest, int compress_dest); +int move_uncompressed_file(const char *src, const char *dest, + int compress_dest); +bool file_is_compressed(const char *filename); + +int create_dir(const char *dir); +const char *get_hostname(void); +const char *tmp_string(void); +char *format_hash_as_string(const unsigned char *hash, unsigned size); +int create_hash_dir(char **dir, const char *hash, const char *cache_dir); +int create_cachedirtag(const char *dir); +char *format(const char *format, ...) ATTR_FORMAT(printf, 1, 2); +char *x_strdup(const char *s); +char *x_strndup(const char *s, size_t n); +void *x_realloc(void *ptr, size_t size); +void *x_malloc(size_t size); +void *x_calloc(size_t nmemb, size_t size); +void traverse(const char *dir, void (*fn)(const char *, struct stat *)); +char *basename(const char *s); +char *dirname(char *s); +const char *get_extension(const char *path); +char *remove_extension(const char *path); +size_t file_size(struct stat *st); +int safe_open(const char *fname); +char *x_realpath(const char *path); +char *gnu_getcwd(void); +int create_empty_file(const char *fname); +const char *get_home_directory(void); +char *get_cwd(); +bool same_executable_name(const char *s1, const char *s2); +size_t common_dir_prefix_length(const char *s1, const char *s2); +char *get_relative_path(const char *from, const char *to); +bool is_absolute_path(const char *path); +bool is_full_path(const char *path); +void update_mtime(const char *path); +int x_rename(const char *oldpath, const char *newpath); +int x_unlink(const char *path); +int tmp_unlink(const char *path); +char *x_readlink(const char *path); +char *read_text_file(const char *path); +bool read_file(const char *path, size_t size_hint, char **data, size_t *size); + +/* ------------------------------------------------------------------------- */ +/* stats.c */ + +void stats_update(enum stats stat); +void stats_flush(void); +unsigned stats_get_pending(enum stats stat); +void stats_zero(void); +void stats_summary(void); +void stats_update_size(enum stats stat, size_t size, unsigned files); +void stats_get_limits(const char *dir, unsigned *maxfiles, unsigned *maxsize); +int stats_set_limits(long maxfiles, long maxsize); +size_t value_units(const char *s); +char *format_size(size_t v); +void stats_set_sizes(const char *dir, size_t num_files, size_t total_size); +void stats_read(const char *path, struct counters *counters); +void stats_write(const char *path, struct counters *counters); + +/* ------------------------------------------------------------------------- */ +/* unify.c */ + +int unify_hash(struct mdfour *hash, const char *fname); + +/* ------------------------------------------------------------------------- */ +/* exitfn.c */ + +void exitfn_init(void); +void exitfn_add_nullary(void (*function)(void)); +void exitfn_add(void (*function)(void *), void *context); +void exitfn_call(void); + +/* ------------------------------------------------------------------------- */ +/* cleanup.c */ + +void cleanup_dir(const char *dir, size_t maxfiles, size_t maxsize); +void cleanup_all(const char *dir); +void wipe_all(const char *dir); + +/* ------------------------------------------------------------------------- */ +/* execute.c */ + +int execute(char **argv, + const char *path_stdout, + const char *path_stderr); +char *find_executable(const char *name, const char *exclude_name); +void print_command(FILE *fp, char **argv); +void print_executed_command(FILE *fp, char **argv); + +/* ------------------------------------------------------------------------- */ +/* lockfile.c */ + +bool lockfile_acquire(const char *path, unsigned staleness_limit); +void lockfile_release(const char *path); + +/* ------------------------------------------------------------------------- */ +/* ccache.c */ + +bool cc_process_args(struct args *orig_args, struct args **preprocessor_args, + struct args **compiler_args); +void cc_reset(void); +bool is_precompiled_header(const char *path); + +/* ------------------------------------------------------------------------- */ + +#if HAVE_COMPAR_FN_T +#define COMPAR_FN_T __compar_fn_t +#else +typedef int (*COMPAR_FN_T)(const void *, const void *); +#endif + +/* work with silly DOS binary open */ +#ifndef O_BINARY +#define O_BINARY 0 +#endif + +/* mkstemp() on some versions of cygwin don't handle binary files, so + override */ +#ifdef __CYGWIN__ +#undef HAVE_MKSTEMP +#endif + +#ifdef _WIN32 +int win32execute(char *path, char **argv, int doreturn, + const char *path_stdout, const char *path_stderr); +# ifndef _WIN32_WINNT +# define _WIN32_WINNT 0x0501 +# endif +# include <windows.h> +# define mkdir(a,b) mkdir(a) +# define link(src,dst) (CreateHardLink(dst,src,NULL) ? 0 : -1) +# define lstat(a,b) stat(a,b) +# define execv(a,b) win32execute(a,b,0,NULL,NULL) +# define execute(a,b,c) win32execute(*(a),a,1,b,c) +# define PATH_DELIM ";" +# define F_RDLCK 0 +# define F_WRLCK 0 +#else +# define PATH_DELIM ":" +#endif + +#endif /* ifndef CCACHE_H */ |