const correctness

diff --git a/linenoise.c b/linenoise.c
index b4fb56f1c0f3c859e965a27b75e7b92a83d43565..21f7a1ebb3e912aff616a3c29973531ce4fc52a0 100644 (file)
--- a/linenoise.c
+++ b/linenoise.c
@@ -1084,7 +1084,7 @@ int linenoiseHistorySetMaxLen(int len) {
 
 /* Save the history in the specified file. On success 0 is returned
  * otherwise -1 is returned. */
-int linenoiseHistorySave(char *filename) {
+int linenoiseHistorySave(const char *filename) {
     FILE *fp = fopen(filename,"w");
     int j;
 
@@ -1119,7 +1119,7 @@ int linenoiseHistorySave(char *filename) {
  *
  * If the file exists and the operation succeeded 0 is returned, otherwise
  * on error -1 is returned. */
-int linenoiseHistoryLoad(char *filename) {
+int linenoiseHistoryLoad(const char *filename) {
     FILE *fp = fopen(filename,"r");
     char buf[LINENOISE_MAX_LINE];
 

diff --git a/linenoise.h b/linenoise.h
index 1efa12f8b0086c4ad943b27ef4e14a04b5e2ea5c..bcd6fbd21c069d9f78804c9637c4ee4d82eb98ca 100644 (file)
--- a/linenoise.h
+++ b/linenoise.h
@@ -51,8 +51,8 @@ void linenoiseAddCompletion(linenoiseCompletions *, const char *);
 char *linenoise(const char *prompt);
 int linenoiseHistoryAdd(const char *line);
 int linenoiseHistorySetMaxLen(int len);
-int linenoiseHistorySave(char *filename);
-int linenoiseHistoryLoad(char *filename);
+int linenoiseHistorySave(const char *filename);
+int linenoiseHistoryLoad(const char *filename);
 char **linenoiseHistory(int *len);
 
 #endif /* __LINENOISE_H */