error_buffer -> errors

CMakeLists.txt

@@ -15,7 +15,7 @@ add_executable(Graph
     "parser.c"
     "tree.c"
     "ps_graph.c"
-    "error_buffer.c"
+    "errors.c"
     "math_functions.c"
 )
 
@@ -24,10 +24,12 @@ if (MSVC)
     target_compile_options(Graph PRIVATE /W4)
 else()
     target_compile_options(Graph PRIVATE -Wall -Wextra -pedantic)
+    target_link_libraries(Graph PRIVATE m)
 endif()
 
+target_compile_definitions(Graph PRIVATE ENABLE_GRAPHVIZ_EXPORT)
+
 # link math
-target_link_libraries(Graph PRIVATE m)
 
 # Optionally, set the output directory for the executable
 # set_target_properties(Graph PROPERTIES

errors.c

@@ -1,4 +1,4 @@
-#include "error_buffer.h"
+#include "errors.h"
 #include <stdarg.h>
 #include <stdio.h>
 #include <string.h>

errors.h

@@ -1,5 +1,5 @@
-#ifndef ERROR_CODE_H
+#ifndef ERRORS_H
-#define ERROR_CODE_H
+#define ERRORS_H
 
 #include <stdlib.h>
 
@@ -64,4 +64,4 @@ enum error_code error_get(const struct error_buffer *eb);
  */
 const char *error_get_text(const struct error_buffer *eb);
 
-#endif /* ERROR_CODE_H */
+#endif /* ERRORS_H */

lex.h

@@ -1,7 +1,7 @@
 #ifndef LEX_H
 #define LEX_H
 
-#include "error_buffer.h"
+#include "errors.h"
 
 #define LEX_DEBUG
 

main.c

@@ -3,7 +3,7 @@
 #include "lex.h"
 #include "parser.h"
 #include "ps_graph.h"
-#include "error_buffer.h"
+#include "errors.h"
 
 static void print_usage(FILE *f, const char *name) {
     fprintf(f, "Usage: %s <function> <output file> [<range>]\n", name);