Bug Summary

File:build-scan/../src/basic/conf-files.c
Warning:line 106, column 41
The left operand of '&' is a garbage value

Annotated Source Code

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clang -cc1 -cc1 -triple x86_64-unknown-linux-gnu -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name conf-files.c -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model pic -pic-level 2 -fhalf-no-semantic-interposition -mframe-pointer=all -relaxed-aliasing -menable-no-infs -menable-no-nans -menable-unsafe-fp-math -fno-signed-zeros -mreassociate -freciprocal-math -fdenormal-fp-math=preserve-sign,preserve-sign -ffp-contract=fast -fno-rounding-math -ffast-math -ffinite-math-only -mconstructor-aliases -munwind-tables -target-cpu x86-64 -tune-cpu generic -fno-split-dwarf-inlining -debugger-tuning=gdb -resource-dir /usr/lib64/clang/12.0.0 -include config.h -I src/basic/libbasic.a.p -I src/basic -I ../src/basic -I src/shared -I ../src/shared -I src/systemd -I ../src/systemd -I src/journal -I ../src/journal -I src/journal-remote -I ../src/journal-remote -I src/nspawn -I ../src/nspawn -I src/resolve -I ../src/resolve -I src/timesync -I ../src/timesync -I ../src/time-wait-sync -I src/login -I ../src/login -I src/udev -I ../src/udev -I src/libudev -I ../src/libudev -I src/core -I ../src/core -I ../src/libsystemd/sd-bus -I ../src/libsystemd/sd-device -I ../src/libsystemd/sd-hwdb -I ../src/libsystemd/sd-id128 -I ../src/libsystemd/sd-netlink -I ../src/libsystemd/sd-network -I src/libsystemd-network -I ../src/libsystemd-network -I . -I .. -I /usr/include/blkid -I /usr/include/libmount -D _FILE_OFFSET_BITS=64 -internal-isystem /usr/local/include -internal-isystem /usr/lib64/clang/12.0.0/include -internal-externc-isystem /include -internal-externc-isystem /usr/include -Wwrite-strings -Wno-unused-parameter -Wno-missing-field-initializers -Wno-unused-result -Wno-format-signedness -Wno-error=nonnull -std=gnu99 -fconst-strings -fdebug-compilation-dir /home/mrc0mmand/repos/@redhat-plumbers/systemd-rhel8/build-scan -ferror-limit 19 -fvisibility default -stack-protector 2 -fgnuc-version=4.2.1 -fcolor-diagnostics -analyzer-output=html -faddrsig -o /tmp/scan-build-2021-07-16-221226-1465241-1 -x c ../src/basic/conf-files.c
1/* SPDX-License-Identifier: LGPL-2.1+ */
2
3#include <dirent.h>
4#include <errno(*__errno_location ()).h>
5#include <stdarg.h>
6#include <stdio.h>
7#include <stdlib.h>
8#include <string.h>
9
10#include "conf-files.h"
11#include "def.h"
12#include "dirent-util.h"
13#include "fd-util.h"
14#include "hashmap.h"
15#include "log.h"
16#include "macro.h"
17#include "missing.h"
18#include "path-util.h"
19#include "set.h"
20#include "stat-util.h"
21#include "string-util.h"
22#include "strv.h"
23#include "terminal-util.h"
24#include "util.h"
25
26static int files_add(
27 Hashmap *h,
28 Set *masked,
29 const char *suffix,
30 const char *root,
31 unsigned flags,
32 const char *path) {
33
34 _cleanup_closedir___attribute__((cleanup(closedirp))) DIR *dir = NULL((void*)0);
35 const char *dirpath;
36 struct dirent *de;
37 int r;
38
39 assert(h)do { if ((__builtin_expect(!!(!(h)),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("h"), "../src/basic/conf-files.c", 39, __PRETTY_FUNCTION__
); } while (0);
1
Assuming 'h' is non-null
→
2
←
Taking false branch
→
3
←
Loop condition is false. Exiting loop
→
40 assert((flags & CONF_FILES_FILTER_MASKED) == 0 || masked)do { if ((__builtin_expect(!!(!((flags & CONF_FILES_FILTER_MASKED
) == 0 || masked)),0))) log_assert_failed_realm(LOG_REALM_SYSTEMD
, ("(flags & CONF_FILES_FILTER_MASKED) == 0 || masked"), "../src/basic/conf-files.c"
, 40, __PRETTY_FUNCTION__); } while (0);
4
←
Assuming the condition is true
→
5
←
Taking false branch
→
6
←
Loop condition is false. Exiting loop
→
41 assert(path)do { if ((__builtin_expect(!!(!(path)),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("path"), "../src/basic/conf-files.c", 41
, __PRETTY_FUNCTION__); } while (0);
7
←
Assuming 'path' is non-null
→
8
←
Taking false branch
→
9
←
Loop condition is false. Exiting loop
→
42
43 dirpath = prefix_roota(root, path)({ const char* _path = (path), *_root = (root), *_ret; char *
_p, *_n; size_t _l; while (_path[0] == '/' && _path[1
] == '/') _path ++; if (empty_or_root(_root)) _ret = _path; else
{ _l = strlen(_root) + 1 + strlen(_path) + 1; _n = __builtin_alloca
(_l); _p = stpcpy(_n, _root); while (_p > _n && _p
[-1] == '/') _p--; if (_path[0] != '/') *(_p++) = '/'; strcpy
(_p, _path); _ret = _n; } _ret; });
10
←
Assuming the condition is false
→
11
←
Assuming the condition is true
→
12
←
Taking true branch
→
44
45 dir = opendir(dirpath);
46 if (!dir) {
13
←
Assuming 'dir' is non-null
→
14
←
Taking false branch
→
47 if (errno(*__errno_location ()) == ENOENT2)
48 return 0;
49
50 return log_debug_errno(errno, "Failed to open directory '%s': %m", dirpath)({ int _level = ((7)), _e = (((*__errno_location ()))), _realm
= (LOG_REALM_SYSTEMD); (log_get_max_level_realm(_realm) >=
((_level) & 0x07)) ? log_internal_realm(((_realm) <<
10 | (_level)), _e, "../src/basic/conf-files.c", 50, __func__
, "Failed to open directory '%s': %m", dirpath) : -abs(_e); }
);
51 }
52
53 FOREACH_DIRENT(de, dir, return -errno)for ((*__errno_location ()) = 0, de = readdir(dir);; (*__errno_location
()) = 0, de = readdir(dir)) if (!de) { if ((*__errno_location
()) > 0) { return -(*__errno_location ()); } break; } else
if (hidden_or_backup_file((de)->d_name)) continue; else {
15
←
Loop condition is true. Entering loop body
→
16
←
Assuming 'de' is non-null
→
17
←
Taking false branch
→
18
←
Assuming the condition is false
→
19
←
Taking false branch
→
54 struct stat st;
55 char *p, *key;
56
57 /* Does this match the suffix? */
58 if (suffix && !endswith(de->d_name, suffix))
20
←
Assuming 'suffix' is null
→
59 continue;
60
61 /* Has this file already been found in an earlier directory? */
62 if (hashmap_contains(h, de->d_name)) {
21
←
Assuming the condition is false
→
22
←
Taking false branch
→
63 log_debug("Skipping overridden file '%s/%s'.", dirpath, de->d_name)({ int _level = (((7))), _e = ((0)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 63, __func__, "Skipping overridden file '%s/%s'."
, dirpath, de->d_name) : -abs(_e); });
64 continue;
65 }
66
67 /* Has this been masked in an earlier directory? */
68 if ((flags & CONF_FILES_FILTER_MASKED) && set_contains(masked, de->d_name)) {
69 log_debug("File '%s/%s' is masked by previous entry.", dirpath, de->d_name)({ int _level = (((7))), _e = ((0)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 69, __func__, "File '%s/%s' is masked by previous entry."
, dirpath, de->d_name) : -abs(_e); });
70 continue;
71 }
72
73 /* Read file metadata if we shall validate the check for file masks, for node types or whether the node is marked executable. */
74 if (flags & (CONF_FILES_FILTER_MASKED|CONF_FILES_REGULAR|CONF_FILES_DIRECTORY|CONF_FILES_EXECUTABLE))
23
←
Assuming the condition is false
→
24
←
Taking false branch
→
75 if (fstatat(dirfd(dir), de->d_name, &st, 0) < 0) {
76 log_debug_errno(errno, "Failed to stat '%s/%s', ignoring: %m", dirpath, de->d_name)({ int _level = ((7)), _e = (((*__errno_location ()))), _realm
= (LOG_REALM_SYSTEMD); (log_get_max_level_realm(_realm) >=
((_level) & 0x07)) ? log_internal_realm(((_realm) <<
10 | (_level)), _e, "../src/basic/conf-files.c", 76, __func__
, "Failed to stat '%s/%s', ignoring: %m", dirpath, de->d_name
) : -abs(_e); });
77 continue;
78 }
79
80 /* Is this a masking entry? */
81 if ((flags & CONF_FILES_FILTER_MASKED))
25
←
Taking false branch
→
82 if (null_or_empty(&st)) {
83 /* Mark this one as masked */
84 r = set_put_strdup(masked, de->d_name);
85 if (r < 0)
86 return r;
87
88 log_debug("File '%s/%s' is a mask.", dirpath, de->d_name)({ int _level = (((7))), _e = ((0)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 88, __func__, "File '%s/%s' is a mask."
, dirpath, de->d_name) : -abs(_e); });
89 continue;
90 }
91
92 /* Does this node have the right type? */
93 if (flags & (CONF_FILES_REGULAR|CONF_FILES_DIRECTORY))
26
←
Assuming the condition is false
→
27
←
Taking false branch
→
94 if (!((flags & CONF_FILES_DIRECTORY) && S_ISDIR(st.st_mode)((((st.st_mode)) & 0170000) == (0040000))) &&
95 !((flags & CONF_FILES_REGULAR) && S_ISREG(st.st_mode)((((st.st_mode)) & 0170000) == (0100000)))) {
96 log_debug("Ignoring '%s/%s', as it is not a of the right type.", dirpath, de->d_name)({ int _level = (((7))), _e = ((0)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 96, __func__, "Ignoring '%s/%s', as it is not a of the right type."
, dirpath, de->d_name) : -abs(_e); });
97 continue;
98 }
99
100 /* Does this node have the executable bit set? */
101 if (flags & CONF_FILES_EXECUTABLE)
28
←
Assuming the condition is true
→
29
←
Taking true branch
→
102 /* As requested: check if the file is marked exectuable. Note that we don't check access(X_OK)
103 * here, as we care about whether the file is marked executable at all, and not whether it is
104 * executable for us, because if so, such errors are stuff we should log about. */
105
106 if ((st.st_mode & 0111) == 0) { /* not executable */
30
←
The left operand of '&' is a garbage value
107 log_debug("Ignoring '%s/%s', as it is not marked executable.", dirpath, de->d_name)({ int _level = (((7))), _e = ((0)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 107, __func__, "Ignoring '%s/%s', as it is not marked executable."
, dirpath, de->d_name) : -abs(_e); });
108 continue;
109 }
110
111 if (flags & CONF_FILES_BASENAME) {
112 p = strdup(de->d_name);
113 if (!p)
114 return -ENOMEM12;
115
116 key = p;
117 } else {
118 p = strjoin(dirpath, "/", de->d_name)strjoin_real((dirpath), "/", de->d_name, ((void*)0));
119 if (!p)
120 return -ENOMEM12;
121
122 key = basename(p);
123 }
124
125 r = hashmap_put(h, key, p);
126 if (r < 0) {
127 free(p);
128 return log_debug_errno(r, "Failed to add item to hashmap: %m")({ int _level = ((7)), _e = ((r)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 128, __func__, "Failed to add item to hashmap: %m"
) : -abs(_e); });
129 }
130
131 assert(r > 0)do { if ((__builtin_expect(!!(!(r > 0)),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("r > 0"), "../src/basic/conf-files.c"
, 131, __PRETTY_FUNCTION__); } while (0);
132 }
133
134 return 0;
135}
136
137static int base_cmp(const void *a, const void *b) {
138 const char *s1, *s2;
139
140 s1 = *(char * const *)a;
141 s2 = *(char * const *)b;
142 return strcmp(basename(s1), basename(s2));
143}
144
145static int conf_files_list_strv_internal(char ***strv, const char *suffix, const char *root, unsigned flags, char **dirs) {
146 _cleanup_hashmap_free___attribute__((cleanup(hashmap_freep))) Hashmap *fh = NULL((void*)0);
147 _cleanup_set_free_free___attribute__((cleanup(set_free_freep))) Set *masked = NULL((void*)0);
148 char **files, **p;
149 int r;
150
151 assert(strv)do { if ((__builtin_expect(!!(!(strv)),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("strv"), "../src/basic/conf-files.c", 151
, __PRETTY_FUNCTION__); } while (0);
152
153 /* This alters the dirs string array */
154 if (!path_strv_resolve_uniq(dirs, root))
155 return -ENOMEM12;
156
157 fh = hashmap_new(&path_hash_ops)internal_hashmap_new(&path_hash_ops );
158 if (!fh)
159 return -ENOMEM12;
160
161 if (flags & CONF_FILES_FILTER_MASKED) {
162 masked = set_new(&path_hash_ops)internal_set_new(&path_hash_ops );
163 if (!masked)
164 return -ENOMEM12;
165 }
166
167 STRV_FOREACH(p, dirs)for ((p) = (dirs); (p) && *(p); (p)++) {
168 r = files_add(fh, masked, suffix, root, flags, *p);
169 if (r == -ENOMEM12)
170 return r;
171 if (r < 0)
172 log_debug_errno(r, "Failed to search for files in %s, ignoring: %m", *p)({ int _level = ((7)), _e = ((r)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 172, __func__, "Failed to search for files in %s, ignoring: %m"
, *p) : -abs(_e); });
173 }
174
175 files = hashmap_get_strv(fh);
176 if (!files)
177 return -ENOMEM12;
178
179 qsort_safe(files, hashmap_size(fh), sizeof(char *), base_cmp);
180 *strv = files;
181
182 return 0;
183}
184
185int conf_files_insert(char ***strv, const char *root, char **dirs, const char *path) {
186 /* Insert a path into strv, at the place honouring the usual sorting rules:
187 * - we first compare by the basename
188 * - and then we compare by dirname, allowing just one file with the given
189 * basename.
190 * This means that we will
191 * - add a new entry if basename(path) was not on the list,
192 * - do nothing if an entry with higher priority was already present,
193 * - do nothing if our new entry matches the existing entry,
194 * - replace the existing entry if our new entry has higher priority.
195 */
196 size_t i;
197 char *t;
198 int r;
199
200 for (i = 0; i < strv_length(*strv); i++) {
201 int c;
202
203 c = base_cmp(*strv + i, &path);
204 if (c == 0) {
205 char **dir;
206
207 /* Oh, there already is an entry with a matching name (the last component). */
208
209 STRV_FOREACH(dir, dirs)for ((dir) = (dirs); (dir) && *(dir); (dir)++) {
210 _cleanup_free___attribute__((cleanup(freep))) char *rdir = NULL((void*)0);
211 char *p1, *p2;
212
213 rdir = prefix_root(root, *dir);
214 if (!rdir)
215 return -ENOMEM12;
216
217 p1 = path_startswith((*strv)[i], rdir);
218 if (p1)
219 /* Existing entry with higher priority
220 * or same priority, no need to do anything. */
221 return 0;
222
223 p2 = path_startswith(path, *dir);
224 if (p2) {
225 /* Our new entry has higher priority */
226
227 t = prefix_root(root, path);
228 if (!t)
229 return log_oom()log_oom_internal(LOG_REALM_SYSTEMD, "../src/basic/conf-files.c"
, 229, __func__);
230
231 return free_and_replace((*strv)[i], t)({ free((*strv)[i]); ((*strv)[i]) = (t); (t) = ((void*)0); 0;
});
232 }
233 }
234
235 } else if (c > 0)
236 /* Following files have lower priority, let's go insert our
237 * new entry. */
238 break;
239
240 /* … we are not there yet, let's continue */
241 }
242
243 /* The new file has lower priority than all the existing entries */
244 t = prefix_root(root, path);
245 if (!t)
246 return log_oom()log_oom_internal(LOG_REALM_SYSTEMD, "../src/basic/conf-files.c"
, 246, __func__);
247
248 r = strv_insert(strv, i, t);
249 if (r < 0)
250 free(t);
251 return r;
252}
253
254int conf_files_insert_nulstr(char ***strv, const char *root, const char *dirs, const char *path) {
255 _cleanup_strv_free___attribute__((cleanup(strv_freep))) char **d = NULL((void*)0);
256
257 assert(strv)do { if ((__builtin_expect(!!(!(strv)),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("strv"), "../src/basic/conf-files.c", 257
, __PRETTY_FUNCTION__); } while (0);
258
259 d = strv_split_nulstr(dirs);
260 if (!d)
261 return -ENOMEM12;
262
263 return conf_files_insert(strv, root, d, path);
264}
265
266int conf_files_list_strv(char ***strv, const char *suffix, const char *root, unsigned flags, const char* const* dirs) {
267 _cleanup_strv_free___attribute__((cleanup(strv_freep))) char **copy = NULL((void*)0);
268
269 assert(strv)do { if ((__builtin_expect(!!(!(strv)),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("strv"), "../src/basic/conf-files.c", 269
, __PRETTY_FUNCTION__); } while (0);
270
271 copy = strv_copy((char**) dirs);
272 if (!copy)
273 return -ENOMEM12;
274
275 return conf_files_list_strv_internal(strv, suffix, root, flags, copy);
276}
277
278int conf_files_list(char ***strv, const char *suffix, const char *root, unsigned flags, const char *dir, ...) {
279 _cleanup_strv_free___attribute__((cleanup(strv_freep))) char **dirs = NULL((void*)0);
280 va_list ap;
281
282 assert(strv)do { if ((__builtin_expect(!!(!(strv)),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("strv"), "../src/basic/conf-files.c", 282
, __PRETTY_FUNCTION__); } while (0);
283
284 va_start(ap, dir)__builtin_va_start(ap, dir);
285 dirs = strv_new_ap(dir, ap);
286 va_end(ap)__builtin_va_end(ap);
287
288 if (!dirs)
289 return -ENOMEM12;
290
291 return conf_files_list_strv_internal(strv, suffix, root, flags, dirs);
292}
293
294int conf_files_list_nulstr(char ***strv, const char *suffix, const char *root, unsigned flags, const char *dirs) {
295 _cleanup_strv_free___attribute__((cleanup(strv_freep))) char **d = NULL((void*)0);
296
297 assert(strv)do { if ((__builtin_expect(!!(!(strv)),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("strv"), "../src/basic/conf-files.c", 297
, __PRETTY_FUNCTION__); } while (0);
298
299 d = strv_split_nulstr(dirs);
300 if (!d)
301 return -ENOMEM12;
302
303 return conf_files_list_strv_internal(strv, suffix, root, flags, d);
304}
305
306int conf_files_list_with_replacement(
307 const char *root,
308 char **config_dirs,
309 const char *replacement,
310 char ***files,
311 char **replace_file) {
312
313 _cleanup_strv_free___attribute__((cleanup(strv_freep))) char **f = NULL((void*)0);
314 _cleanup_free___attribute__((cleanup(freep))) char *p = NULL((void*)0);
315 int r;
316
317 assert(config_dirs)do { if ((__builtin_expect(!!(!(config_dirs)),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("config_dirs"), "../src/basic/conf-files.c"
, 317, __PRETTY_FUNCTION__); } while (0);
318 assert(files)do { if ((__builtin_expect(!!(!(files)),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("files"), "../src/basic/conf-files.c", 318
, __PRETTY_FUNCTION__); } while (0);
319 assert(replace_file || !replacement)do { if ((__builtin_expect(!!(!(replace_file || !replacement)
),0))) log_assert_failed_realm(LOG_REALM_SYSTEMD, ("replace_file || !replacement"
), "../src/basic/conf-files.c", 319, __PRETTY_FUNCTION__); } while
(0);
320
321 r = conf_files_list_strv(&f, ".conf", root, 0, (const char* const*) config_dirs);
322 if (r < 0)
323 return log_error_errno(r, "Failed to enumerate config files: %m")({ int _level = ((3)), _e = ((r)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 323, __func__, "Failed to enumerate config files: %m"
) : -abs(_e); });
324
325 if (replacement) {
326 r = conf_files_insert(&f, root, config_dirs, replacement);
327 if (r < 0)
328 return log_error_errno(r, "Failed to extend config file list: %m")({ int _level = ((3)), _e = ((r)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 328, __func__, "Failed to extend config file list: %m"
) : -abs(_e); });
329
330 p = prefix_root(root, replacement);
331 if (!p)
332 return log_oom()log_oom_internal(LOG_REALM_SYSTEMD, "../src/basic/conf-files.c"
, 332, __func__);
333 }
334
335 *files = TAKE_PTR(f)({ typeof(f) _ptr_ = (f); (f) = ((void*)0); _ptr_; });
336 if (replace_file)
337 *replace_file = TAKE_PTR(p)({ typeof(p) _ptr_ = (p); (p) = ((void*)0); _ptr_; });
338 return 0;
339}
340
341int conf_files_cat(const char *root, const char *name) {
342 _cleanup_strv_free___attribute__((cleanup(strv_freep))) char **dirs = NULL((void*)0), **files = NULL((void*)0);
343 _cleanup_free___attribute__((cleanup(freep))) char *path = NULL((void*)0);
344 const char *dir;
345 char **t;
346 int r;
347
348 NULSTR_FOREACH(dir, CONF_PATHS_NULSTR(""))for ((dir) = ("/etc/" "" "\0" "/run/" "" "\0" "/usr/local/lib/"
"" "\0" "/usr/lib/" "" "\0"); (dir) && *(dir); (dir)
= strchr((dir), 0)+1) {
349 assert(endswith(dir, "/"))do { if ((__builtin_expect(!!(!(endswith(dir, "/"))),0))) log_assert_failed_realm
(LOG_REALM_SYSTEMD, ("endswith(dir, \"/\")"), "../src/basic/conf-files.c"
, 349, __PRETTY_FUNCTION__); } while (0);
350 r = strv_extendf(&dirs, "%s%s.d", dir, name);
351 if (r < 0)
352 return log_error_errno(r, "Failed to build directory list: %m")({ int _level = ((3)), _e = ((r)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 352, __func__, "Failed to build directory list: %m"
) : -abs(_e); });
353 }
354
355 r = conf_files_list_strv(&files, ".conf", root, 0, (const char* const*) dirs);
356 if (r < 0)
357 return log_error_errno(r, "Failed to query file list: %m")({ int _level = ((3)), _e = ((r)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 357, __func__, "Failed to query file list: %m"
) : -abs(_e); });
358
359 path = path_join(root, "/etc", name);
360 if (!path)
361 return log_oom()log_oom_internal(LOG_REALM_SYSTEMD, "../src/basic/conf-files.c"
, 361, __func__);
362
363 if (DEBUG_LOGGING(__builtin_expect(!!(log_get_max_level_realm(LOG_REALM_SYSTEMD
) >= 7),0))) {
364 log_debug("Looking for configuration in:")({ int _level = (((7))), _e = ((0)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 364, __func__, "Looking for configuration in:"
) : -abs(_e); });
365 log_debug(" %s", path)({ int _level = (((7))), _e = ((0)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 365, __func__, " %s", path) :
-abs(_e); });
366 STRV_FOREACH(t, dirs)for ((t) = (dirs); (t) && *(t); (t)++)
367 log_debug(" %s/*.conf", *t)({ int _level = (((7))), _e = ((0)), _realm = (LOG_REALM_SYSTEMD
); (log_get_max_level_realm(_realm) >= ((_level) & 0x07
)) ? log_internal_realm(((_realm) << 10 | (_level)), _e
, "../src/basic/conf-files.c", 367, __func__, " %s/*.conf",
*t) : -abs(_e); });
368 }
369
370 /* show */
371 return cat_files(path, files, CAT_FLAGS_MAIN_FILE_OPTIONAL);
372}