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From: Nathan Phillip Brink <ohnobinki@ohnopublishing.net>
Support glibc systems where SIGRTMAX and SIGRTMIN macros can only be fully expanded at runtime.
--- a/source/mksiginc.c
+++ b/source/mksiginc.c
@@ -191,12 +191,18 @@
signames[SIGRETRACT] = "RETRACT";
#endif
-#if defined(SIGRTMAX) && SIGRTMAX < MY_MAXSIG
- signames[SIGRTMAX] = "RTMAX";
+#if defined(SIGRTMAX)
+ /*
+ * In recent glibc, SIGRTMAX and SIGRTMIN macros are runtime
+ * function calls into libc and must be evaluated at runtime.
+ */
+ if (SIGRTMAX < MY_MAXSIG)
+ signames[SIGRTMAX] = "RTMAX";
#endif
-#if defined(SIGRTMIN) && SIGRTMIN < MY_MAXSIG
- signames[SIGRTMIN] = "RTMIN";
+#if defined(SIGRTMIN)
+ if (SIGRTMIN < MY_MAXSIG)
+ signames[SIGRTMIN] = "RTMIN";
#endif
#if defined(SIGSAK) && SIGSAK < MY_MAXSIG
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