149 lines
5.1 KiB
Diff
149 lines
5.1 KiB
Diff
From 7e1db29dde294155be972acf6d3e2db4d27266de Mon Sep 17 00:00:00 2001
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From: Lennart Poettering <lennart@poettering.net>
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Date: Tue, 17 Jun 2014 01:37:54 +0200
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Subject: [PATCH] install: simplify symlink --root= logic
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(cherry picked from commit 278fa5758c8e30f03c8c50f15873d55edfc4cbaf)
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---
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src/shared/install.c | 59 +++++++++++++---------------------------------------
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1 file changed, 15 insertions(+), 44 deletions(-)
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diff --git a/src/shared/install.c b/src/shared/install.c
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index 509ae933..8322970a 100644
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--- a/src/shared/install.c
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+++ b/src/shared/install.c
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@@ -47,9 +47,8 @@ typedef struct {
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#define _cleanup_install_context_done_ _cleanup_(install_context_done)
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-static int in_search_path(const char *path, char **search, const char *root_dir) {
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+static int in_search_path(const char *path, char **search) {
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_cleanup_free_ char *parent = NULL;
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- char **i;
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int r;
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assert(path);
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@@ -58,24 +57,7 @@ static int in_search_path(const char *path, char **search, const char *root_dir)
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if (r < 0)
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return r;
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- STRV_FOREACH(i, search) {
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- _cleanup_free_ char *buf = NULL;
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- const char *p;
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-
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- if (root_dir) {
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- buf = strjoin(root_dir, "/", *i, NULL);
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- if (!buf)
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- return -ENOMEM;
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-
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- p = buf;
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- } else
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- p = *i;
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-
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- if (path_equal(parent, p))
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- return 1;
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- }
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-
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- return 0;
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+ return strv_contains(search, parent);
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}
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static int lookup_paths_init_from_scope(LookupPaths *paths,
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@@ -777,7 +759,7 @@ int unit_file_link(
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continue;
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}
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- q = in_search_path(*i, paths.unit_path, root_dir);
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+ q = in_search_path(*i, paths.unit_path);
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if (q < 0)
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return q;
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@@ -1021,6 +1003,7 @@ static int unit_file_load(
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InstallContext *c,
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InstallInfo *info,
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const char *path,
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+ const char *root_dir,
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bool allow_symlink) {
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const ConfigTableItem items[] = {
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@@ -1032,14 +1015,16 @@ static int unit_file_load(
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{ NULL, NULL, NULL, 0, NULL }
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};
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- int fd;
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_cleanup_fclose_ FILE *f = NULL;
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- int r;
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+ int fd, r;
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assert(c);
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assert(info);
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assert(path);
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+ if (!isempty(root_dir))
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+ path = strappenda3(root_dir, "/", path);
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+
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fd = open(path, O_RDONLY|O_CLOEXEC|O_NOCTTY|(allow_symlink ? 0 : O_NOFOLLOW));
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if (fd < 0)
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return -errno;
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@@ -1075,30 +1060,19 @@ static int unit_file_search(
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assert(info);
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assert(paths);
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- if (info->path) {
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- const char *path;
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-
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- if (isempty(root_dir))
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- path = info->path;
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- else
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- path = strappenda(root_dir, info->path);
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-
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- return unit_file_load(c, info, path, allow_symlink);
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- }
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+ if (info->path)
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+ return unit_file_load(c, info, info->path, root_dir, allow_symlink);
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assert(info->name);
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STRV_FOREACH(p, paths->unit_path) {
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_cleanup_free_ char *path = NULL;
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- if (isempty(root_dir))
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- path = strjoin(*p, "/", info->name, NULL);
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- else
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- path = strjoin(root_dir, "/", *p, "/", info->name, NULL);
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+ path = strjoin(*p, "/", info->name, NULL);
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if (!path)
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return -ENOMEM;
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- r = unit_file_load(c, info, path, allow_symlink);
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+ r = unit_file_load(c, info, path, root_dir, allow_symlink);
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if (r >= 0) {
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info->path = path;
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path = NULL;
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@@ -1123,14 +1097,11 @@ static int unit_file_search(
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STRV_FOREACH(p, paths->unit_path) {
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_cleanup_free_ char *path = NULL;
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- if (isempty(root_dir))
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- path = strjoin(*p, "/", template, NULL);
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- else
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- path = strjoin(root_dir, "/", *p, "/", template, NULL);
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+ path = strjoin(*p, "/", template, NULL);
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if (!path)
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return -ENOMEM;
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- r = unit_file_load(c, info, path, allow_symlink);
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+ r = unit_file_load(c, info, path, root_dir, allow_symlink);
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if (r >= 0) {
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info->path = path;
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path = NULL;
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@@ -1340,7 +1311,7 @@ static int install_info_symlink_link(
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assert(config_path);
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assert(i->path);
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- r = in_search_path(i->path, paths->unit_path, root_dir);
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+ r = in_search_path(i->path, paths->unit_path);
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if (r != 0)
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return r;
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