RP 2020/4/3
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
+It fails to compile pseudo-native on centos 7:
+
+| ports/linux/pseudo_wrappers.c: In function ‘prctl’:
+| ports/linux/pseudo_wrappers.c:129:14: error: ‘SECCOMP_SET_MODE_FILTER’ undeclared (first use in this function)
+| if (cmd == SECCOMP_SET_MODE_FILTER) {
+| ^
+
+Add macro guard for seccomp to avoid the failure.
+
+Signed-off-by: Kai Kang <kai.kang@windriver.com>
+
Index: git/ports/linux/pseudo_wrappers.c
===================================================================
--- git.orig/ports/linux/pseudo_wrappers.c
/* gcc magic to attempt to just pass these args to syscall. we have to
* guess about the number of args; the docs discuss calling conventions
* up to 7, so let's try that?
-@@ -92,3 +108,42 @@ static long wrap_syscall(long nr, va_lis
+@@ -92,3 +108,44 @@ static long wrap_syscall(long nr, va_lis
(void) ap;
return -1;
}
+ return rc;
+ }
+
++#ifdef SECCOMP_SET_MODE_FILTER
+ /* pseudo and seccomp are incompatible as pseudo uses different syscalls
+ * so pretend to enable seccomp but really do nothing */
+ if (option == PR_SET_SECCOMP) {
+ return 0;
+ }
+ }
++#endif
+
+ /* gcc magic to attempt to just pass these args to prctl. we have to
+ * guess about the number of args; the docs discuss calling conventions
