basename of a file is specified, all directories as
specified in
<citerefentry><refentrytitle>sysusers.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>
- are searched for a matching file.</para>
+ are searched for a matching file. If the string
+ <filename>-</filename> is specified as filenames
+ entries from the standard input of the process are
+ read.</para>
</refsect1>
<refsect1>
}
static int read_config_file(const char *fn, bool ignore_enoent) {
- _cleanup_fclose_ FILE *f = NULL;
+ _cleanup_fclose_ FILE *rf = NULL;
+ FILE *f = NULL;
char line[LINE_MAX];
unsigned v = 0;
int r;
assert(fn);
- r = search_and_fopen_nulstr(fn, "re", arg_root, conf_file_dirs, &f);
- if (r < 0) {
- if (ignore_enoent && r == -ENOENT)
- return 0;
+ if (streq(fn, "-"))
+ f = stdin;
+ else {
+ r = search_and_fopen_nulstr(fn, "re", arg_root, conf_file_dirs, &rf);
+ if (r < 0) {
+ if (ignore_enoent && r == -ENOENT)
+ return 0;
- log_error("Failed to open '%s', ignoring: %s", fn, strerror(-r));
- return r;
+ log_error("Failed to open '%s', ignoring: %s", fn, strerror(-r));
+ return r;
+ }
+
+ f = rf;
}
FOREACH_LINE(line, f, break) {