diff options
Diffstat (limited to 'src/shared')
| -rw-r--r-- | src/shared/path-util.c | 31 | ||||
| -rw-r--r-- | src/shared/path-util.h | 3 |
2 files changed, 34 insertions, 0 deletions
diff --git a/src/shared/path-util.c b/src/shared/path-util.c index 45099eeda8..def7a7409a 100644 --- a/src/shared/path-util.c +++ b/src/shared/path-util.c @@ -473,3 +473,34 @@ int find_binary(const char *name, char **filename) { return -ENOENT; } } + +bool paths_check_timestamp(char **paths, usec_t *paths_ts_usec, bool update) +{ + unsigned int i; + bool changed = false; + + if (paths == NULL) + goto out; + + for (i = 0; paths[i]; i++) { + struct stat stats; + + if (stat(paths[i], &stats) < 0) + continue; + + if (paths_ts_usec[i] == timespec_load(&stats.st_mtim)) + continue; + + /* first check */ + if (paths_ts_usec[i] != 0) { + log_debug("reload - timestamp of '%s' changed\n", paths[i]); + changed = true; + } + + /* update timestamp */ + if (update) + paths_ts_usec[i] = timespec_load(&stats.st_mtim); + } +out: + return changed; +} diff --git a/src/shared/path-util.h b/src/shared/path-util.h index 0a42de7e27..42b4189d77 100644 --- a/src/shared/path-util.h +++ b/src/shared/path-util.h @@ -24,6 +24,7 @@ #include <stdbool.h> #include "macro.h" +#include "time-util.h" #ifdef HAVE_SPLIT_USR # define DEFAULT_PATH "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" @@ -52,6 +53,8 @@ int path_is_os_tree(const char *path); int find_binary(const char *name, char **filename); +bool paths_check_timestamp(char **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 */ |