3 files changed, 24 insertions, 3 deletions
diff --git a/tests/include_by_buffer.direct.l b/tests/include_by_buffer.direct.l
index f3b2d2a..79ff01c 100644
--- a/tests/include_by_buffer.direct.l
+++ b/tests/include_by_buffer.direct.l
@@ -29,6 +29,8 @@ f * are met:
 #include <stdio.h>
 #include <stdlib.h>
 #include "config.h"
+
+int error = 0;
 %}
 
 %option 8bit prefix="test"
@@ -56,6 +58,7 @@ int include_stack_ptr = 0;
     include_stack[include_stack_ptr++] = YY_CURRENT_BUFFER;
     if((yyin=fopen(yytext,"r"))==NULL) {
         fprintf(stderr,"*** Error: Could not open include file \"%s\".\n",yytext);
+        error = 1;
         yyterminate();
     }
     yy_switch_to_buffer( yy_create_buffer( yyin, YY_BUF_SIZE ));
@@ -63,6 +66,7 @@ int include_stack_ptr = 0;
     }
 .|\n  {
     fprintf(stderr,"Invalid input \"%s\".\n", yytext);
+    error = 1;
     yyterminate();
    }
 }
@@ -97,6 +101,9 @@ main ( int argc, char** argv )
     yyin = fp;
     yyout = stdout;
     yylex();
-    printf("TEST RETURNING OK.\n");
+    if (!error)
+        printf("TEST RETURNING OK.\n");
+    else
+        exit(-1);
     return 0;
 }
diff --git a/tests/include_by_push.direct.l b/tests/include_by_push.direct.l
index 6b7a5fa..345e02f 100644
--- a/tests/include_by_push.direct.l
+++ b/tests/include_by_push.direct.l
@@ -29,6 +29,8 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include "config.h"
+
+int error = 0;
 %}
 
 %option 8bit prefix="test"
@@ -50,6 +52,7 @@
     yytext[yyleng-1]='\0';
     if((yyin=fopen(yytext,"r"))==NULL) {
         fprintf(stderr,"*** Error: Could not open include file \"%s\".\n",yytext);
+        error = 1;
         yyterminate();
     }
     yypush_buffer_state( yy_create_buffer( yyin, YY_BUF_SIZE ));
@@ -57,6 +60,7 @@
     }
 .|\n  {
     fprintf(stderr,"Invalid input \"%s\".\n", yytext);
+        error = 1;
     yyterminate();
    }
 }
@@ -87,6 +91,9 @@ main ( int argc, char** argv )
     yyin = fp;
     yyout = stdout;
     yylex();
-    printf("TEST RETURNING OK.\n");
+    if (!error)
+        printf("TEST RETURNING OK.\n");
+    else
+        exit(-1);
     return 0;
 }
diff --git a/tests/include_by_reentrant.direct.l b/tests/include_by_reentrant.direct.l
index 9d7967e..2be8b38 100644
--- a/tests/include_by_reentrant.direct.l
+++ b/tests/include_by_reentrant.direct.l
@@ -29,6 +29,8 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include "config.h"
+
+int error = 0;
 %}
 
 %option 8bit prefix="test"
@@ -54,6 +56,7 @@
     if((fp=fopen(yytext,"r"))==NULL) {
         fprintf(stderr,"*** Error: Could not open include file \"%s\".\n",
             yytext);
+        error = 1;
         yyterminate();
     }
     yylex_init(&scanner);
@@ -66,6 +69,7 @@
     }
 .|\n  {
     fprintf(stderr,"Invalid input \"%s\".\n", yytext);
+    error = 1;
     yyterminate();
    }
 }
@@ -94,6 +98,9 @@ main ( int argc, char **argv )
     yyset_out( stdout, scanner);
     yylex(scanner);
     yylex_destroy(scanner);
-    printf("TEST RETURNING OK.\n");
+    if (!error)
+        printf("TEST RETURNING OK.\n");
+    else
+        exit(-1);
     return 0;
 }