diff --git a/SHA1SUM b/SHA1SUM
index fe8f8dd4..d794356d 100644
--- a/SHA1SUM
+++ b/SHA1SUM
@@ -1 +1 @@
-2956da02f4d9dcbcab0ff1b9caf9a6864a16e60d  codecov
+a0a6a995c0344a91f842d706be0ce382198f9c3e  codecov
diff --git a/SHA256SUM b/SHA256SUM
index e62246a1..938f7830 100644
--- a/SHA256SUM
+++ b/SHA256SUM
@@ -1 +1 @@
-0156a6ac707a4bef39b60b64469c88f078f9983f61b5082ddb7986b0024fd5e4  codecov
+6b3a7a4dc3ba8bdaa12b1341cddc310b780d5e9eb1ef51d240c8ada352a763fa  codecov
diff --git a/SHA512SUM b/SHA512SUM
index be32a6dc..69ffac97 100644
--- a/SHA512SUM
+++ b/SHA512SUM
@@ -1 +1 @@
-49443c7828e32cd727929f28bbbb84cce335615d3c7fbe10c5eeaee20018e0f5374c32dcf24f12ca82b8aff78b1f427baae9e8618cb3cfb087a2c909c8933a0f  codecov
+08c2e1854c0c45fcfcfb8923c5b2799d8cf252f0b75e590dbac1a70506a93688ee1b4dc4c96846575224c58b1e362d0ebb1bcebf163c38cb93bd65484ae9b3bc  codecov
diff --git a/codecov b/codecov
index 7b1f654c..4e25fd61 100755
--- a/codecov
+++ b/codecov
@@ -82,6 +82,7 @@ b="\033[0;36m"
 g="\033[0;32m"
 r="\033[0;31m"
 e="\033[0;90m"
+y="\033[0;33m"
 x="\033[0m"
 
 show_help() {
@@ -469,6 +470,29 @@ say "
 
 "
 
+# check for installed tools
+# git/hg
+if [ -x "$(command -v git)" ];
+then
+  say "   $(git --version) found"
+else
+  say "$y==>$x git not installed, testing for mercurial"
+  if [ -x "$(command -v hg)" ];
+  then
+    say "   $(hg --version) found"
+  else
+    say "$r==>$x git nor mercurial are installed. Uploader may fail or have unintended consequences"
+  fi
+fi
+# curl
+if [ -x "$(command -v curl)" ];
+then
+  say "   $(curl --version) found"
+else
+  say "$r==>$x curl not installed. Exiting."
+  exit ${exit_with};
+fi
+
 search_in="$proj_root"
 
 #shellcheck disable=SC2154