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authorLennart Poettering <lennart@poettering.net>2014-06-17 01:37:54 +0200
committerLennart Poettering <lennart@poettering.net>2014-06-17 02:43:44 +0200
commit278fa5758c8e30f03c8c50f15873d55edfc4cbaf (patch)
tree4a78d9b7d79f49c3ed3ef928bfee3231a61713ac /src
parent0a327d753f992ffdcff5f38c861c90bfa1f5a4af (diff)
install: simplify symlink --root= logic
Diffstat (limited to 'src')
-rw-r--r--src/shared/install.c59
1 files changed, 15 insertions, 44 deletions
diff --git a/src/shared/install.c b/src/shared/install.c
index 39f5dd2d2d..afb2e5374a 100644
--- a/src/shared/install.c
+++ b/src/shared/install.c
@@ -47,9 +47,8 @@ typedef struct {
#define _cleanup_install_context_done_ _cleanup_(install_context_done)
-static int in_search_path(const char *path, char **search, const char *root_dir) {
+static int in_search_path(const char *path, char **search) {
_cleanup_free_ char *parent = NULL;
- char **i;
int r;
assert(path);
@@ -58,24 +57,7 @@ static int in_search_path(const char *path, char **search, const char *root_dir)
if (r < 0)
return r;
- STRV_FOREACH(i, search) {
- _cleanup_free_ char *buf = NULL;
- const char *p;
-
- if (root_dir) {
- buf = strjoin(root_dir, "/", *i, NULL);
- if (!buf)
- return -ENOMEM;
-
- p = buf;
- } else
- p = *i;
-
- if (path_equal(parent, p))
- return 1;
- }
-
- return 0;
+ return strv_contains(search, parent);
}
static int lookup_paths_init_from_scope(LookupPaths *paths,
@@ -777,7 +759,7 @@ int unit_file_link(
continue;
}
- q = in_search_path(*i, paths.unit_path, root_dir);
+ q = in_search_path(*i, paths.unit_path);
if (q < 0)
return q;
@@ -1057,6 +1039,7 @@ static int unit_file_load(
InstallContext *c,
InstallInfo *info,
const char *path,
+ const char *root_dir,
bool allow_symlink) {
const ConfigTableItem items[] = {
@@ -1069,14 +1052,16 @@ static int unit_file_load(
{}
};
- int fd;
_cleanup_fclose_ FILE *f = NULL;
- int r;
+ int fd, r;
assert(c);
assert(info);
assert(path);
+ if (!isempty(root_dir))
+ path = strappenda3(root_dir, "/", path);
+
fd = open(path, O_RDONLY|O_CLOEXEC|O_NOCTTY|(allow_symlink ? 0 : O_NOFOLLOW));
if (fd < 0)
return -errno;
@@ -1111,30 +1096,19 @@ static int unit_file_search(
assert(info);
assert(paths);
- if (info->path) {
- const char *path;
-
- if (isempty(root_dir))
- path = info->path;
- else
- path = strappenda(root_dir, info->path);
-
- return unit_file_load(c, info, path, allow_symlink);
- }
+ if (info->path)
+ return unit_file_load(c, info, info->path, root_dir, allow_symlink);
assert(info->name);
STRV_FOREACH(p, paths->unit_path) {
_cleanup_free_ char *path = NULL;
- if (isempty(root_dir))
- path = strjoin(*p, "/", info->name, NULL);
- else
- path = strjoin(root_dir, "/", *p, "/", info->name, NULL);
+ path = strjoin(*p, "/", info->name, NULL);
if (!path)
return -ENOMEM;
- r = unit_file_load(c, info, path, allow_symlink);
+ r = unit_file_load(c, info, path, root_dir, allow_symlink);
if (r >= 0) {
info->path = path;
path = NULL;
@@ -1159,14 +1133,11 @@ static int unit_file_search(
STRV_FOREACH(p, paths->unit_path) {
_cleanup_free_ char *path = NULL;
- if (isempty(root_dir))
- path = strjoin(*p, "/", template, NULL);
- else
- path = strjoin(root_dir, "/", *p, "/", template, NULL);
+ path = strjoin(*p, "/", template, NULL);
if (!path)
return -ENOMEM;
- r = unit_file_load(c, info, path, allow_symlink);
+ r = unit_file_load(c, info, path, root_dir, allow_symlink);
if (r >= 0) {
info->path = path;
path = NULL;
@@ -1359,7 +1330,7 @@ static int install_info_symlink_link(
assert(config_path);
assert(i->path);
- r = in_search_path(i->path, paths->unit_path, root_dir);
+ r = in_search_path(i->path, paths->unit_path);
if (r != 0)
return r;