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#ifndef CCACHE_H
#define CCACHE_H
#include "system.h"
#include "mdfour.h"
#include "conf.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_OBSOLETE_MAXFILES = 13,
STATS_OBSOLETE_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_vlog(const char *format, va_list ap);
void cc_log(const char *format, ...) ATTR_FORMAT(printf, 1, 2);
void cc_bulklog(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_level);
int move_file(const char *src, const char *dest, int compress_level);
int move_uncompressed_file(const char *src, const char *dest,
int compress_level);
bool file_is_compressed(const char *filename);
int create_dir(const char *dir);
int create_parent_dirs(const char *path);
const char *get_hostname(void);
const char *tmp_string(void);
char *format_hash_as_string(const unsigned char *hash, int size);
int create_cachedirtag(const char *dir);
char *format(const char *format, ...) ATTR_FORMAT(printf, 1, 2);
void reformat(char **ptr, const char *format, ...) ATTR_FORMAT(printf, 2, 3);
char *x_strdup(const char *s);
char *x_strndup(const char *s, size_t n);
void *x_malloc(size_t size);
void *x_calloc(size_t nmemb, size_t size);
void *x_realloc(void *ptr, size_t size);
void x_unsetenv(const char *name);
void traverse(const char *dir, void (*fn)(const char *, struct stat *));
char *basename(const char *path);
char *dirname(const char *path);
const char *get_extension(const char *path);
char *remove_extension(const char *path);
size_t file_size(struct stat *st);
int safe_create_wronly(const char *fname);
char *format_human_readable_size(uint64_t size);
char *format_parsable_size_with_suffix(uint64_t size);
bool parse_size_with_suffix(const char *str, uint64_t *size);
char *x_realpath(const char *path);
char *gnu_getcwd(void);
#ifndef HAVE_STRTOK_R
char *strtok_r(char *str, const char *delim, char **saveptr);
#endif
int create_empty_file(const char *fname);
const char *get_home_directory(void);
char *get_cwd(void);
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 tmp_unlink(const char *path);
int x_unlink(const char *path);
#ifndef _WIN32
char *x_readlink(const char *path);
#endif
bool read_file(const char *path, size_t size_hint, char **data, size_t *size);
char *read_text_file(const char *path, size_t size_hint);
char *subst_env_in_string(const char *str, char **errmsg);
/* ------------------------------------------------------------------------- */
/* 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(struct conf *conf);
void stats_update_size(enum stats stat, uint64_t size, unsigned files);
void stats_get_obsolete_limits(const char *dir, unsigned *maxfiles,
uint64_t *maxsize);
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(struct conf *conf, const char *dir);
void cleanup_all(struct conf *conf);
void wipe_all(struct conf *conf);
/* ------------------------------------------------------------------------- */
/* 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);
/* ------------------------------------------------------------------------- */
/* 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
char *win32argvtos(char *prefix, char **argv);
char *win32getshell(char *path);
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 */
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