X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Fgenerator.c;h=414470be1c4a1ecf8029c60bb711ac93ea0a802e;hb=c73d180dc4bbd87c945a524b42b672af2ffe2609;hp=1db5f8fb626802a2a7b9e75d7411abb41763e38d;hpb=b3208b662948b51ff34e7b7752e28ec7a48708ae;p=elogind.git

diff --git a/src/shared/generator.c b/src/shared/generator.c
index 1db5f8fb6..414470be1 100644
--- a/src/shared/generator.c
+++ b/src/shared/generator.c
@@ -108,7 +108,7 @@ int generator_write_timeouts(const char *dir, const char *what, const char *wher
                 timeout = start + 25;
         else {
                 if (filtered) {
-                        *filtered = strdup(opts);
+                        *filtered = strdup(opts ?: "");
                         if (!*filtered)
                                 return log_oom();
                 }
@@ -125,7 +125,7 @@ int generator_write_timeouts(const char *dir, const char *what, const char *wher
                 char *prefix, *postfix;
 
                 prefix = strndupa(opts, start - opts - (start != opts));
-                postfix = timeout + len + (timeout[len] != '\0');
+                postfix = timeout + len + (start == opts && timeout[len] != '\0');
                 *filtered = strjoin(prefix, *postfix ? postfix : NULL, NULL);
                 if (!*filtered)
                         return log_oom();
@@ -146,6 +146,9 @@ int generator_write_timeouts(const char *dir, const char *what, const char *wher
         if (!unit)
                 return -ENOMEM;
 
-        return write_drop_in_format(dir, unit, "device-timeout",
-                                    "[Unit]\nJobTimeoutSec=%u", u / USEC_PER_SEC);
+        return write_drop_in_format(dir, unit, 50, "device-timeout",
+                                    "# Automatically generated by %s\n\n"
+                                    "[Unit]\nJobTimeoutSec=" USEC_FMT,
+                                    program_invocation_short_name,
+                                    u / USEC_PER_SEC);
 }