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-rw-r--r--xtables.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/xtables.c b/xtables.c
index 95be5f8e..d0fc478a 100644
--- a/xtables.c
+++ b/xtables.c
@@ -46,7 +46,20 @@
#define PROC_SYS_MODPROBE "/proc/sys/kernel/modprobe"
#endif
-struct xtables_globals *xt_params;
+struct xtables_globals *xt_params = NULL;
+
+void basic_exit_error(enum xtables_exittype status, const char *msg, ...)
+{
+ va_list args;
+
+ va_start(args, msg);
+ fprintf(stderr, "%s v%s: ", xt_params->program_name, xt_params->program_version);
+ vfprintf(stderr, msg, args);
+ va_end(args);
+ fprintf(stderr, "\n");
+ exit(status);
+}
+
/**
* xtables_set_params - set the global parameters used by xtables
* @xtp: input xtables_globals structure
@@ -65,6 +78,10 @@ int xtables_set_params(struct xtables_globals *xtp)
}
xt_params = xtp;
+
+ if (!xt_params->exit_error)
+ xt_params->exit_error = basic_exit_error;
+
return 0;
}