newsyslog.conf: Allow SIGUSR1 instead of 30

newsyslog.c.patch

--- /usr/src/usr.sbin/newsyslog/newsyslog.c.orig        2015-10-15 12:19:00.592923000 +0200
+++ /usr/src/usr.sbin/newsyslog/newsyslog.c     2015-10-15 15:47:30.565310000 +0200
@@ -278,6 +278,7 @@
 static int log_trim(const char *logname, const struct conf_entry *log_ent);
 static int age_old_log(const char *file);
 static void savelog(char *from, char *to);
+static int signame_to_signum(const char *);
 static void createdir(const struct conf_entry *ent, char *dirpart);
 static void createlog(const struct conf_entry *ent);
 
@@ -1338,7 +1339,7 @@
                if (q && *q) {
                        if (*q == '/')
                                working->pid_cmd_file = strdup(q);
-                       else if (isdigit(*q))
+                       else if (isalnum(*q))
                                goto got_sig;
                        else
                                errx(1,
@@ -1354,9 +1355,12 @@
 
                working->sig = SIGHUP;
                if (q && *q) {
-                       if (isdigit(*q)) {
+                       if (isalnum(*q)) {
                got_sig:
-                               working->sig = atoi(q);
+                               if (isdigit(*q))
+                                       working->sig = atoi(q);
+                               else
+                                       working->sig = signame_to_signum(q);
                        } else {
                err_sig:
                                errx(1,
@@ -2469,6 +2473,20 @@
                err(1, "can't fclose %s", from);
 }
 
+static int
+signame_to_signum(const char *sig)
+{
+       int n;
+
+       if (strncasecmp(sig, "SIG", 3) == 0)
+               sig += 3;
+       for (n = 1; n < sys_nsig; n++) {
+               if (!strcasecmp(sys_signame[n], sig))
+                       return (n);
+       }
+       return (-1);
+}
+
 /* create one or more directory components of a path */
 static void
 createdir(const struct conf_entry *ent, char *dirpart)