Add const attributes to fix gcc -Wwrite-strings warnings

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Jeremy Huddleston <jeremyhu@apple.com>

6 files changed, 17 insertions, 16 deletions

diff --git a/Xtrans.c b/Xtrans.c
index 379cf33..522e543 100644
--- a/Xtrans.c
+++ b/Xtrans.c
@@ -150,7 +150,7 @@ TRANS(FreeConnInfo) (XtransConnInfo ciptr)
 #define PROTOBUFSIZE	20
 
 static Xtransport *
-TRANS(SelectTransport) (char *protocol)
+TRANS(SelectTransport) (const char *protocol)
 
 {
     char 	protobuf[PROTOBUFSIZE];
@@ -203,7 +203,8 @@ TRANS(ParseAddress) (char *address, char **protocol, char **host, char **port)
      */
 
     char	*mybuf, *tmpptr;
-    char	*_protocol, *_host, *_port;
+    const char	*_protocol;
+    char	*_host, *_port;
     char	hostnamebuf[256];
     int		_host_len;
 
@@ -759,7 +760,7 @@ TRANS(CreateListener) (XtransConnInfo ciptr, char *port, unsigned int flags)
 }
 
 int
-TRANS(NoListen) (char * protocol)
+TRANS(NoListen) (const char * protocol)
 
 {
    Xtransport *trans;
diff --git a/Xtrans.h b/Xtrans.h
index 582b21c..2945b2a 100644
--- a/Xtrans.h
+++ b/Xtrans.h
@@ -304,7 +304,7 @@ int TRANS(CreateListener)(
 );
 
 int TRANS(NoListen) (
-    char*               /* protocol*/
+    const char*         /* protocol*/
 );
 
 int TRANS(ResetListener)(
diff --git a/Xtransint.h b/Xtransint.h
index 1052777..3bce8dc 100644
--- a/Xtransint.h
+++ b/Xtransint.h
@@ -144,7 +144,7 @@ struct _XtransConnInfo {
 
 
 typedef struct _Xtransport {
-    char	*TransName;
+    const char	*TransName;
     int		flags;
 
 #ifdef TRANS_CLIENT
@@ -159,7 +159,7 @@ typedef struct _Xtransport {
 #endif /* TRANS_CLIENT */
 
 #ifdef TRANS_SERVER
-    char **	nolisten;
+    const char **	nolisten;
     XtransConnInfo (*OpenCOTSServer)(
 	struct _Xtransport *,	/* transport */
 	char *,			/* protocol */
diff --git a/Xtranslcl.c b/Xtranslcl.c
index 7acc907..e5b3833 100644
--- a/Xtranslcl.c
+++ b/Xtranslcl.c
@@ -1382,7 +1382,7 @@ TRANS(SCOReopenServer)(XtransConnInfo ciptr, int fd, char *port)
  */
 
 typedef struct _LOCALtrans2dev {
-    char	*transname;
+    const char	*transname;
 
 #ifdef TRANS_CLIENT
 
@@ -1643,7 +1643,7 @@ static LOCALtrans2dev LOCALtrans2devtab[] = {
 
 #define NUMTRANSPORTS	(sizeof(LOCALtrans2devtab)/sizeof(LOCALtrans2dev))
 
-static	char	*XLOCAL=NULL;
+static const char	*XLOCAL=NULL;
 static	char	*workingXLOCAL=NULL;
 static	char	*freeXLOCAL=NULL;
 
@@ -1658,7 +1658,7 @@ static	char	*freeXLOCAL=NULL;
 #endif
 
 static void
-TRANS(LocalInitTransports)(char *protocol)
+TRANS(LocalInitTransports)(const char *protocol)
 
 {
     prmsg(3,"LocalInitTransports(%s)\n", protocol);
@@ -2318,7 +2318,7 @@ TRANS(LocalCloseForCloning)(XtransConnInfo ciptr)
  */
 
 #ifdef TRANS_SERVER
-static char * local_aliases[] = {
+static const char * local_aliases[] = {
 # ifdef LOCAL_TRANS_PTS
                                   "pts",
 # endif
diff --git a/Xtranssock.c b/Xtranssock.c
index 775a7f9..1275196 100644
--- a/Xtranssock.c
+++ b/Xtranssock.c
@@ -172,7 +172,7 @@ from the copyright holders.
  */
 
 typedef struct _Sockettrans2dev {
-    char	*transname;
+    const char	*transname;
     int		family;
     int		devcotsname;
     int		devcltsname;
@@ -254,7 +254,7 @@ static int TRANS(SocketINETClose) (XtransConnInfo ciptr);
  */
 
 static int
-TRANS(SocketSelectFamily) (int first, char *family)
+TRANS(SocketSelectFamily) (int first, const char *family)
 
 {
     int     i;
@@ -538,8 +538,8 @@ TRANS(SocketReopen) (int i _X_UNUSED, int type, int fd, char *port)
 #ifdef TRANS_CLIENT
 
 static XtransConnInfo
-TRANS(SocketOpenCOTSClientBase) (char *transname, char *protocol,
-				char *host, char *port, int previndex)
+TRANS(SocketOpenCOTSClientBase) (const char *transname, const char *protocol,
+			   const char *host, const char *port, int previndex)
 {
     XtransConnInfo	ciptr;
     int			i = previndex;
@@ -2248,7 +2248,7 @@ TRANS(SocketUNIXCloseForCloning) (XtransConnInfo ciptr)
 
 #ifdef TCPCONN
 # ifdef TRANS_SERVER
-static char* tcp_nolisten[] = {
+static const char* tcp_nolisten[] = {
 	"inet",
 #if defined(IPv6) && defined(AF_INET6)
 	"inet6",
diff --git a/Xtransutil.c b/Xtransutil.c
index bf52b37..5dd2453 100644
--- a/Xtransutil.c
+++ b/Xtransutil.c
@@ -242,7 +242,7 @@ TRANS(GetMyNetworkId) (XtransConnInfo ciptr)
     char 	*addr = ciptr->addr;
     char	hostnamebuf[256];
     char 	*networkId = NULL;
-    char	*transName = ciptr->transptr->TransName;
+    const char	*transName = ciptr->transptr->TransName;
 
     if (gethostname (hostnamebuf, sizeof (hostnamebuf)) < 0)
     {