If signals can't be handled, stub out the setup functions.

SVN-Revision: 1160

diff --git a/tar/siginfo.c b/tar/siginfo.c
index a72a27f81518bbab6ecbd3fc96bd872e98412b47..f5e3d88ac853d57cf7d6eff88699cf0cff13d3b6 100644 (file)
--- a/tar/siginfo.c
+++ b/tar/siginfo.c
@@ -52,7 +52,9 @@ struct siginfo_data {
 #ifdef SIGINFO
        struct sigaction siginfo_old;
 #endif
+#ifdef SIGUSR1
        struct sigaction sigusr1_old;
+#endif
 };
 
 #if defined(SIGINFO) || defined(SIGUSR1)
@@ -68,7 +70,6 @@ siginfo_handler(int sig)
        /* Record that SIGINFO or SIGUSR1 has been received. */
        siginfo_received = 1;
 }
-#endif
 
 void
 siginfo_init(struct bsdtar *bsdtar)
@@ -96,6 +97,14 @@ siginfo_init(struct bsdtar *bsdtar)
                lafe_errc(1, errno, "sigaction(SIGUSR1) failed");
 #endif
 }
+#else
+void
+siginfo_init(struct bsdtar *bsdtar)
+{
+       /* Set the strings to NULL so that free() is safe. */
+       bsdtar->siginfo->path = bsdtar->siginfo->oper = NULL;
+}
+#endif
 
 void
 siginfo_setinfo(struct bsdtar *bsdtar, const char * oper, const char * path,