avoid naked exit

3 files changed, 14 insertions, 14 deletions

diff --git a/fsa/src/apps/fsadump/fsadump.cpp b/fsa/src/apps/fsadump/fsadump.cpp
index 16e128f33ca..5308f113356 100644
--- a/fsa/src/apps/fsadump/fsadump.cpp
+++ b/fsa/src/apps/fsadump/fsadump.cpp
@@ -80,10 +80,10 @@ int main(int argc, char** argv)
       break;
     case 'h':
       usage(argv[0]);
-      exit(0);
+      return 0;
     case 'V':
       version();
-      exit(0);
+      return 0;
     case 't':
       format = OUTPUT_TEXT;
       break;
@@ -101,13 +101,13 @@ int main(int argc, char** argv)
       break;
     case '?':
       usage(argv[0],"unrecognized option");
-      exit(1);
+      return 1;
     }
   }
 
   if(optind!=argc-1){
     usage(argv[0],"required parameter(s) missing");
-    exit(1);
+    return 1;
   }
 
   if(format==OUTPUT_UNDEF) // use default format (warning?)
@@ -119,7 +119,7 @@ int main(int argc, char** argv)
 
   if(!fsa.isOk()){
     std::cerr << "Failed to open fsa file (" << input_file << ")" << std::endl;
-    exit(1);
+    return 1;
   }
 
   std::string meta,temp;
diff --git a/fsa/src/apps/fsainfo/fsainfo.cpp b/fsa/src/apps/fsainfo/fsainfo.cpp
index 31b23c17401..61af267545b 100644
--- a/fsa/src/apps/fsainfo/fsainfo.cpp
+++ b/fsa/src/apps/fsainfo/fsainfo.cpp
@@ -48,19 +48,19 @@ int main(int argc, char** argv)
     switch(opt){
     case 'h':
       usage(argv[0]);
-      exit(0);
+      return 0;
     case 'V':
       version();
-      exit(0);
+      return 0;
     case '?':
       usage(argv[0],"unrecognized option");
-      exit(1);
+      return 1;
     }
   }
 
   if(optind!=argc-1){
     usage(argv[0],"required parameter fsa is missing");
-    exit(1);
+    return 1;
   }
 
   fsa_file = argv[optind];
diff --git a/fsa/src/apps/makefsa/makefsa.cpp b/fsa/src/apps/makefsa/makefsa.cpp
index 59b7e2c27d0..f86a0d781c1 100644
--- a/fsa/src/apps/makefsa/makefsa.cpp
+++ b/fsa/src/apps/makefsa/makefsa.cpp
@@ -87,10 +87,10 @@ int main(int argc, char** argv)
       break;
     case 'h':
       usage(argv[0]);
-      exit(0);
+      return 0;
     case 'V':
       version();
-      exit(0);
+      return 0;
     case 't':
       format = INPUT_TEXT;
       break;
@@ -101,7 +101,7 @@ int main(int argc, char** argv)
       num_size = strtoul(optarg,NULL,0);
       if(num_size!=1 && num_size!=2 && num_size!=4){
         usage(argv[0],"invalid numerical info size (-s)");
-        exit(1);
+        return 1;
       }
       break;
     case 'z':
@@ -124,7 +124,7 @@ int main(int argc, char** argv)
       break;
     case '?':
       usage(argv[0],"unrecognized option");
-      exit(1);
+      return 1;
     }
   }
 
@@ -141,7 +141,7 @@ int main(int argc, char** argv)
   }
   else{
     usage(argv[0],"required parameter(s) missing");
-    exit(1);
+    return 1;
   }
 
   Automaton automaton;