From 9e3b7b90cf9aad35fc8db2eabdeb9e1ed038acea Mon Sep 17 00:00:00 2001
From: smitsohu <smitsohu@gmail.com>
Date: Mon, 17 Aug 2020 17:08:43 +0200
Subject: add dumpable warnings

---
 src/fcopy/main.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/fcopy/main.c')

diff --git a/src/fcopy/main.c b/src/fcopy/main.c
index 83d9c17e6..bda7e2f1b 100644
--- a/src/fcopy/main.c
+++ b/src/fcopy/main.c
@@ -23,6 +23,7 @@
 #include <ftw.h>
 #include <errno.h>
 #include <pwd.h>
+#include <sys/prctl.h>
 
 #if HAVE_SELINUX
 #include <sys/stat.h>
@@ -411,6 +412,11 @@ int main(int argc, char **argv) {
 		exit(1);
 	}
 
+#ifdef WARN_DUMPABLE
+	if (prctl(PR_GET_DUMPABLE, 0, 0, 0, 0) == 1 && getuid() && getenv("FIREJAIL_PLUGIN"))
+		fprintf(stderr, "Error fcopy: I am dumpable\n");
+#endif
+
 	// trim trailing chars
 	if (src[strlen(src) - 1] == '/')
 		src[strlen(src) - 1] = '\0';
-- 
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