[rust] Check whether PROC_ASLR_STATUS is defined

nikic · nikic · commit 3f5ab0c061ad · 2022-02-13T09:34:03.000+01:00
For compatibility withe FreeBSD 11.
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp b/compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
@@ -2185,7 +2185,7 @@ void CheckASLR() {
     CHECK_NE(personality(old_personality | ADDR_NO_RANDOMIZE), -1);
     ReExec();
   }
-#elif SANITIZER_FREEBSD
+#elif SANITIZER_FREEBSD && defined(PROC_ASLR_STATUS)
   int aslr_status;
   if (UNLIKELY(procctl(P_PID, 0, PROC_ASLR_STATUS, &aslr_status) == -1)) {
     // We're making things less 'dramatic' here since

Original file line number	Diff line number	Diff line change
`@@ -2185,7 +2185,7 @@ void CheckASLR() {`
`2185`	`2185`	`CHECK_NE(personality(old_personality \| ADDR_NO_RANDOMIZE), -1);`
`2186`	`2186`	`ReExec();`
`2187`	`2187`	`}`
`2188`		`-#elif SANITIZER_FREEBSD`
	`2188`	`+#elif SANITIZER_FREEBSD && defined(PROC_ASLR_STATUS)`
`2189`	`2189`	`int aslr_status;`
`2190`	`2190`	`if (UNLIKELY(procctl(P_PID, 0, PROC_ASLR_STATUS, &aslr_status) == -1)) {`
`2191`	`2191`	`// We're making things less 'dramatic' here since`