diff options
Diffstat (limited to 'src/shared/mkdir.c')
-rw-r--r-- | src/shared/mkdir.c | 68 |
1 files changed, 18 insertions, 50 deletions
diff --git a/src/shared/mkdir.c b/src/shared/mkdir.c index 770ee994c4..874433dc90 100644 --- a/src/shared/mkdir.c +++ b/src/shared/mkdir.c @@ -29,52 +29,24 @@ #include "label.h" #include "util.h" +#include "path-util.h" #include "mkdir.h" -static int is_dir(const char* path) { +int is_dir(const char* path, bool follow) { struct stat st; - if (stat(path, &st) < 0) - return -errno; + if (follow) { + if (stat(path, &st) < 0) + return -errno; + } else { + if (lstat(path, &st) < 0) + return -errno; + } return S_ISDIR(st.st_mode); } - -char* path_startswith(const char *path, const char *prefix) { - assert(path); - assert(prefix); - - if ((path[0] == '/') != (prefix[0] == '/')) - return NULL; - - for (;;) { - size_t a, b; - - path += strspn(path, "/"); - prefix += strspn(prefix, "/"); - - if (*prefix == 0) - return (char*) path; - - if (*path == 0) - return NULL; - - a = strcspn(path, "/"); - b = strcspn(prefix, "/"); - - if (a != b) - return NULL; - - if (memcmp(path, prefix, a) != 0) - return NULL; - - path += a; - prefix += b; - } -} - -static int mkdir_parents_internal(const char *prefix, const char *path, mode_t mode, bool apply) { +int mkdir_parents_internal(const char *prefix, const char *path, mode_t mode, mkdir_func_t _mkdir) { const char *p, *e; int r; @@ -97,7 +69,7 @@ static int mkdir_parents_internal(const char *prefix, const char *path, mode_t m memcpy(buf, path, e-path); buf[e-path] = 0; - r = is_dir(p); + r = is_dir(p, true); if (r > 0) return 0; if (r == 0) @@ -122,36 +94,32 @@ static int mkdir_parents_internal(const char *prefix, const char *path, mode_t m if (prefix && path_startswith(prefix, t)) continue; - r = label_mkdir(t, mode, apply); + r = _mkdir(t, mode); if (r < 0 && errno != EEXIST) return -errno; } } int mkdir_parents(const char *path, mode_t mode) { - return mkdir_parents_internal(NULL, path, mode, false); -} - -int mkdir_parents_label(const char *path, mode_t mode) { - return mkdir_parents_internal(NULL, path, mode, true); + return mkdir_parents_internal(NULL, path, mode, mkdir); } -static int mkdir_p_internal(const char *prefix, const char *path, mode_t mode, bool apply) { +int mkdir_p_internal(const char *prefix, const char *path, mode_t mode, mkdir_func_t _mkdir) { int r; /* Like mkdir -p */ - r = mkdir_parents_internal(prefix, path, mode, apply); + r = mkdir_parents_internal(prefix, path, mode, _mkdir); if (r < 0) return r; - r = label_mkdir(path, mode, apply); - if (r < 0 && (errno != EEXIST || is_dir(path) <= 0)) + r = _mkdir(path, mode); + if (r < 0 && (errno != EEXIST || is_dir(path, true) <= 0)) return -errno; return 0; } int mkdir_p(const char *path, mode_t mode) { - return mkdir_p_internal(NULL, path, mode, false); + return mkdir_p_internal(NULL, path, mode, mkdir); } |