Add -Wwrite-strings

and fix its warnings

diff --git a/gst/dtmf/gstdtmfsrc.c b/gst/dtmf/gstdtmfsrc.c
index f1244b6..8831b39 100644 (file)
--- a/gst/dtmf/gstdtmfsrc.c
+++ b/gst/dtmf/gstdtmfsrc.c
@@ -147,7 +147,7 @@
 
 typedef struct st_dtmf_key
 {
-  char *event_name;
+  const char *event_name;
   int event_encoding;
   float low_frequency;
   float high_frequency;

diff --git a/gst/dtmf/gstrtpdtmfdepay.c b/gst/dtmf/gstrtpdtmfdepay.c
index 9f5ae92..00ea508 100644 (file)
--- a/gst/dtmf/gstrtpdtmfdepay.c
+++ b/gst/dtmf/gstrtpdtmfdepay.c
@@ -117,7 +117,7 @@
 
 typedef struct st_dtmf_key
 {
-  char *event_name;
+  const char *event_name;
   int event_encoding;
   float low_frequency;
   float high_frequency;