Überarbeitets Error-Handling

1 files changed, 10 insertions, 1 deletions

diff --git a/csv.h b/csv.h
index fe59f5b..a8be413 100644
--- a/csv.h
+++ b/csv.h
@@ -8,11 +8,19 @@
 extern "C" {
 #endif
 
+typedef enum {
+        CSV_ERR_OK            =  0,
+        CSV_ERR_OUT_OF_MEMORY = -1,
+        CSV_ERR_OUT_OF_RANGE  = -2,
+        CSV_ERR_IO_READ       = -3,
+        CSV_ERR_IO_WRITE      = -4
+} csv_error_t;
+
 typedef struct {
         char quote_symbol;
         char sep_symbol;
 
-        void (*cb_error)(const char *, void *);
+        void (*cb_error)(csv_error_t, void *);
         void *cb_error_arg;
 
         void *(*cb_allocate)(size_t, size_t, void *);
@@ -45,6 +53,7 @@ void csv_cleanup(csv_t *csv);
 int csv_nfields(csv_t *csv);
 const char * csv_field(csv_t *csv, int idx);
 int csv_read(csv_t *csv, FILE *in);
+const char * csv_err_str(csv_error_t csv_error);
 void csv_write(FILE *out, int n, const char *fields[], const csv_options_t * const csv_options);
 
 #ifdef __cplusplus