1 files changed, 14 insertions, 2 deletions
diff --git a/src/utils.c b/src/utils.c
index 7bab058..9e50a93 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -7,16 +7,27 @@
 #include "options.h"
 #include "utils.h"
 
-FILE *genb_fopen(const char *fname, const char *mode)
+/* exported function documented in utils.h */
+char *genb_fpath(const char *fname)
 {
     char *fpath;
     int fpathl;
-    FILE *filef;
 
     fpathl = strlen(options->outdirname) + strlen(fname) + 2;
     fpath = malloc(fpathl);
     snprintf(fpath, fpathl, "%s/%s", options->outdirname, fname);
 
+    return fpath;
+}
+
+/* exported function documented in utils.h */
+FILE *genb_fopen(const char *fname, const char *mode)
+{
+    char *fpath;
+    FILE *filef;
+
+    fpath = genb_fpath(fname);
+
     filef = fopen(fpath, mode);
     if (filef == NULL) {
         fprintf(stderr, "Error: unable to open file %s (%s)\n",
@@ -29,6 +40,7 @@ FILE *genb_fopen(const char *fname, const char *mode)
     return filef;
 }
 
+
 #ifdef NEED_STRNDUP
 
 char *strndup(const char *s, size_t n)