Do not ry to chek if there is no check file in the directory

check_all.sh

@@ -9,7 +9,7 @@
 # In this respect, the user's attention is drawn to the risks associated with loading, using, modifying and/or developing or reproducing the software by the user in light of its specific status of free software,
 # that may mean  that it is complicated to manipulate, and that also therefore means that it is reserved for developers and experienced professionals having in-depth computer knowledge.
 # Users are therefore encouraged to load and test the software's suitability as regards their requirements in conditions enabling the security of their systems and/or data to be ensured  and, more generally, to use and operate it in the same conditions as regards security.
-# The fact that you are presently reading this means that you have had knowledge of the CeCILL v2.1 license and that you accept its terms. 
+# The fact that you are presently reading this means that you have had knowledge of the CeCILL v2.1 license and that you accept its terms.
 
 #!/usr/bin/env bash #Use your $PATH to find bash
 set -o errexit  #Exit on first error
@@ -23,15 +23,17 @@ echo
 mkdir -p /tmp/blaar
 #We make sure we respect the order of compilation in .gitmodules
 cat .gitmodules | sed -n 's/.*path = //p' | while read project_path
-do  
+do
    project_name=$(basename $project_path)
-   echo "Check **$project_path**";
-      $project_path/check.sh &> /tmp/blaar/check_$project_name.log ||
-      {
-         echo "### Fail checking: '$project_path' ###"
-         cat /tmp/blaar/check_$project_name.log
-         echo
-         exit 1 
-    } 
-done 
+type $project_path/check.sh &> /dev/null && { #Check existence
+            echo "Check **$project_path**";
+            $project_path/check.sh &> /tmp/blaar/check_$project_name.log ||
+            {
+                echo "### Fail checking: '$project_path' ###"
+                cat /tmp/blaar/check_$project_name.log
+                echo
+                exit 1
+            }
+    }
+done