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-rw-r--r--init/init.c21
1 files changed, 19 insertions, 2 deletions
diff --git a/init/init.c b/init/init.c
index 1f0bd4aec..657bad6cd 100644
--- a/init/init.c
+++ b/init/init.c
@@ -847,7 +847,14 @@ static void new_init_action(int action, char *command, const char *cons)
847 } 847 }
848 848
849 /* Append to the end of the list */ 849 /* Append to the end of the list */
850 for (a = init_action_list; a && a->next; a = a->next); 850 for (a = init_action_list; a && a->next; a = a->next) {
851 /* don't enter action if it's already in the list */
852 if ((strcmp(a->command, command) == 0) &&
853 (strcmp(a->terminal, cons) ==0)) {
854 free(new_action);
855 return;
856 }
857 }
851 if (a) { 858 if (a) {
852 a->next = new_action; 859 a->next = new_action;
853 } else { 860 } else {
@@ -1022,7 +1029,14 @@ static void parse_inittab(void)
1022#endif /* CONFIG_FEATURE_USE_INITTAB */ 1029#endif /* CONFIG_FEATURE_USE_INITTAB */
1023} 1030}
1024 1031
1025 1032static void reload_signal(int sig)
1033{
1034 message(LOG, "Reloading /etc/inittab");
1035 parse_inittab();
1036 run_actions(RESPAWN);
1037 return;
1038}
1039
1026extern int init_main(int argc, char **argv) 1040extern int init_main(int argc, char **argv)
1027{ 1041{
1028 struct init_action *a; 1042 struct init_action *a;
@@ -1120,6 +1134,9 @@ extern int init_main(int argc, char **argv)
1120 loop_forever(); 1134 loop_forever();
1121 } 1135 }
1122 1136
1137 /* Redefine SIGHUP to reread /etc/inittab */
1138 signal(SIGHUP, reload_signal);
1139
1123 /* Now run the looping stuff for the rest of forever */ 1140 /* Now run the looping stuff for the rest of forever */
1124 while (1) { 1141 while (1) {
1125 /* run the respawn stuff */ 1142 /* run the respawn stuff */