3 files changed, 15 insertions, 1 deletions
diff --git a/src/file.c b/src/file.c
index 7648340..5839949 100644
--- a/src/file.c
+++ b/src/file.c
@@ -48,3 +48,14 @@ blogc_file_get_contents(const char *path, size_t *len, blogc_error_t **err)
     fclose(fp);
     return b_string_free(str, false);
 }
+
+
+int
+blogc_fprintf(FILE *stream, const char *format, ...)
+{
+    va_list ap;
+    va_start(ap, format);
+    int rv = vfprintf(stream, format, ap);
+    va_end(ap);
+    return rv;
+}
diff --git a/src/file.h b/src/file.h
index 5abdba7..5ff8dd0 100644
--- a/src/file.h
+++ b/src/file.h
@@ -9,11 +9,14 @@
 #ifndef _FILE_H
 #define _FILE_H
 
+#include <stdio.h>
+#include <stdlib.h>
 #include "utils/utils.h"
 #include "error.h"
 
 #define BLOGC_FILE_CHUNK_SIZE 1024
 
 char* blogc_file_get_contents(const char *path, size_t *len, blogc_error_t **err);
+int blogc_fprintf(FILE *stream, const char *format, ...);
 
 #endif /* _FILE_H */
diff --git a/src/loader.c b/src/loader.c
index f868aeb..bcab0d6 100644
--- a/src/loader.c
+++ b/src/loader.c
@@ -138,7 +138,7 @@ blogc_source_parse_from_files(b_trie_t *conf, b_slist_t *l, blogc_error_t **err)
     }
     if (with_date > 0 && with_date < b_slist_length(l))
         // fatal error, maybe?
-        fprintf(stderr,
+        blogc_fprintf(stderr,
             "blogc: warning: 'DATE' variable provided for at least one source "
             "file, but not for all source files. This means that you may get "
             "wrong values for 'DATE_FIRST' and 'DATE_LAST' variables.\n");