X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fshared%2Fpath-util.h;h=178bed5f175384e595b1cd711c718666fd282310;hp=03f2cf273cdd0e8de63b21560fc21e2d04e66c38;hb=fdb9161cd3e1a64eb9a653a6bf69596670d6e942;hpb=fecffe5d0a1bd66d80e5a8728ff8a89673be0df7 diff --git a/src/shared/path-util.h b/src/shared/path-util.h index 03f2cf273..178bed5f1 100644 --- a/src/shared/path-util.h +++ b/src/shared/path-util.h @@ -24,16 +24,19 @@ #include #include "macro.h" +#include "time-util.h" + +#define DEFAULT_PATH_NORMAL "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin" +#define DEFAULT_PATH_SPLIT_USR DEFAULT_PATH_NORMAL ":/sbin:/bin" #ifdef HAVE_SPLIT_USR -# define DEFAULT_PATH "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" +# define DEFAULT_PATH DEFAULT_PATH_SPLIT_USR #else -# define DEFAULT_PATH "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin" +# define DEFAULT_PATH DEFAULT_PATH_NORMAL #endif bool is_path(const char *p) _pure_; char** path_split_and_make_absolute(const char *p); -char* path_get_file_name(const char *p) _pure_; int path_get_parent(const char *path, char **parent); bool path_is_absolute(const char *p) _pure_; char* path_make_absolute(const char *p, const char *prefix); @@ -52,5 +55,14 @@ int path_is_os_tree(const char *path); int find_binary(const char *name, char **filename); +bool paths_check_timestamp(const char* const* paths, usec_t *paths_ts_usec, bool update); + +/* Iterates through the path prefixes of the specified path, going up + * the tree, to root. Also returns "" (and not "/"!) for the root + * directory. Excludes the specified directory itself */ #define PATH_FOREACH_PREFIX(prefix, path) \ - for (char *_slash = strrchr(path_kill_slashes(strcpy(prefix, path)), '/'); _slash && !(*_slash = 0); _slash = strrchr((prefix), '/')) + for (char *_slash = ({ path_kill_slashes(strcpy(prefix, path)); streq(prefix, "/") ? NULL : strrchr(prefix, '/'); }); _slash && !(*_slash = 0); _slash = strrchr((prefix), '/')) + +/* Same as PATH_FOREACH_PREFIX but also includes the specified path itself */ +#define PATH_FOREACH_PREFIX_MORE(prefix, path) \ + for (char *_slash = ({ path_kill_slashes(strcpy(prefix, path)); if (streq(prefix, "/")) prefix[0] = 0; strrchr(prefix, 0); }); _slash && !(*_slash = 0); _slash = strrchr((prefix), '/'))