Fix compiler warnings.

1 files changed, 5 insertions, 5 deletions

diff --git a/server/src/macrotool_filehandler.cc b/server/src/macrotool_filehandler.cc
index d0245ba..c52921a 100644
--- a/server/src/macrotool_filehandler.cc
+++ b/server/src/macrotool_filehandler.cc
@@ -190,7 +190,7 @@ static void add(std::string file)
 void macrotool_filehandler(std::vector<std::string> params)
 {
   if(params.size() < 1) {
-    printf(usage_str);
+    printf("%s", usage_str);
     return;
   }
 
@@ -199,7 +199,7 @@ void macrotool_filehandler(std::vector<std::string> params)
   if(params[0] == "add") {
     if(params.size() != 2) {
       printf("The command 'add' needs 1 parameter.\n");
-      printf(usage_str);
+      printf("%s", usage_str);
       return;
     }
     add(params[1]);
@@ -209,7 +209,7 @@ void macrotool_filehandler(std::vector<std::string> params)
   if(params[0] == "check") {
     if(params.size() != 2) {
       printf("The command 'check' needs 1 parameter.\n");
-      printf(usage_str);
+      printf("%s", usage_str);
       return;
     }
     check(params[1]);
@@ -217,11 +217,11 @@ void macrotool_filehandler(std::vector<std::string> params)
   }
 
   if(params[0] == "help") {
-    printf(usage_str);
+    printf("%s", usage_str);
     return;
   }
 
   printf("Unknown command '%s'\n", params[0].c_str());
-  printf(usage_str);
+  printf("%s", usage_str);
   return;
 }