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/* $XConsortium: CvtStdSel.c,v 1.10 89/10/08 14:57:27 rws Exp $
*
* Copyright 1988 by the Massachusetts Institute of Technology
*
* This file contains routines to handle common selection targets.
*
* Public entry points:
*
* XmuConvertStandardSelection() return a known selection
*/
#include <X11/copyright.h>
#ifdef att
#include <interlan/il_types.h>
#define __TYPES__ /* prevent #including <sys/types.h> in Xlib.h */
#include <interlan/netdb.h>
#include <interlan/socket.h>
#endif /* att */
#include <X11/IntrinsicP.h>
#include <X11/Xatom.h>
#include <X11/Shell.h>
#include <X11/ShellP.h>
#include <stdio.h>
#ifndef att
#include <netdb.h>
#include <sys/socket.h>
#endif
#include "Xmu.h"
#ifdef SUNSHLIB
/*
* hack to avoid undefined symbol errors at runtime
*/
extern WidgetClass get_applicationShellWidgetClass();
extern WidgetClass get_wmShellWidgetClass();
#else
#define get_applicationShellWidgetClass() applicationShellWidgetClass
#define get_wmShellWidgetClass() wmShellWidgetClass
#endif
static char *get_os_name ()
{
#ifdef OS_NAME
return XtNewString(OS_NAME);
#else
FILE *f = NULL;
#if !defined(X_OS_FILE)
#ifdef SYSV /* keep separate until makedepend fixed */
#define USE_UNAME
#endif
#ifdef ultrix
#define USE_UNAME
#endif
#endif /*X_OS_FILE*/
#ifdef USE_UNAME
#ifdef ultrix
#include <limits.h> /* fixed in Ultrix 3.0 */
#endif
#include <sys/utsname.h>
struct utsname uts;
if (uname (&uts) == 0) {
char *os_name;
int len = strlen(uts.sysname);
#ifndef hpux /* because of hostname length crock */
len += 1 + strlen(uts.release);
#endif
os_name = XtMalloc (len);
strcpy (os_name, uts.sysname);
#ifndef hpux
strcat (os_name, " ");
strcat (os_name, uts.release);
#endif
return os_name;
}
#endif
#ifdef X_OS_FILE
f = fopen(X_OS_FILE, "r");
if (!f)
#endif
#ifdef MOTD_FILE
f = fopen(MOTD_FILE, "r");
#endif
if (f) {
char motd[512];
motd[0] = '\0';
(void) fgets(motd, 511, f);
fclose(f);
motd[511] = '\0';
if (motd[0] != '\0') {
int len = strlen(motd);
if (motd[len - 1] == '\n')
motd[len - 1] = '\0';
return XtNewString(motd);
}
}
#ifdef sun
return XtNewString("SunOS");
#else
# if !defined(SYSV) && defined(unix)
return XtNewString("BSD");
# else
return NULL;
# endif
#endif
#endif /*OS_NAME*/
}
Boolean XmuConvertStandardSelection(w, time, selection, target,
type, value, length, format)
Widget w;
Time time;
Atom *selection, *target, *type;
caddr_t *value;
unsigned long *length;
int *format;
{
Display *d = XtDisplay(w);
if (*target == XA_TIMESTAMP(d)) {
*value = XtMalloc(4);
if (sizeof(long) == 4)
*(long*)*value = time;
else {
long temp = time;
bcopy( ((char*)&temp)+sizeof(long)-4, (char*)*value, 4);
}
*type = XA_INTEGER;
*length = 1;
*format = 32;
return True;
}
if (*target == XA_HOSTNAME(d) || *target == XA_IP_ADDRESS(d)) {
char hostname[1024];
gethostname(hostname, 1024);
if (*target == XA_HOSTNAME(d)) {
*value = XtNewString(hostname);
*type = XA_STRING;
*length = strlen(hostname);
*format = 8;
return True;
}
else { /* *target == XA_IP_ADDRESS(d) */
struct hostent *hostent = gethostbyname(hostname);
if (hostent->h_addrtype != AF_INET) return False;
*length = hostent->h_length;
*value = XtMalloc(*length);
bcopy(hostent->h_addr, *value, *length);
*type = XA_NET_ADDRESS(d);
*format = 8;
return True;
}
}
#ifdef DNETCONN
if (*target == XA_DECNET_ADDRESS(d)) {
return False; /* %%% NYI */
}
#endif
if (*target == XA_USER(d)) {
char *name = (char*)getenv("USER");
if (name == NULL) return False;
*value = XtNewString(name);
*type = XA_STRING;
*length = strlen(name);
*format = 8;
return True;
}
if (*target == XA_CLASS(d)) {
Widget parent = XtParent(w);
char *class;
int len;
while (parent != NULL &&
!XtIsSubclass(w, get_applicationShellWidgetClass())) {
w = parent;
parent = XtParent(w);
}
if (XtIsSubclass(w, get_applicationShellWidgetClass()))
class = ((ApplicationShellWidget) w)->application.class;
else {
class = XrmQuarkToString( XtClass(w)->core_class.xrm_class );
}
*length = (len=strlen(w->core.name)) + strlen(class) + 2;
*value = XtMalloc(*length);
strcpy( (char*)*value, w->core.name );
strcpy( (char*)*value+len+1, class );
*type = XA_STRING;
*format = 8;
return True;
}
if (*target == XA_NAME(d)) {
Widget parent = XtParent(w);
while (parent != NULL &&
!XtIsSubclass(w, get_wmShellWidgetClass())) {
w = parent;
parent = XtParent(w);
}
if (!XtIsSubclass(w, get_wmShellWidgetClass())) return False;
*value = XtNewString( ((WMShellWidget) w)->wm.title );
*length = strlen(*value);
*type = XA_STRING;
*format = 8;
return True;
}
if (*target == XA_CLIENT_WINDOW(d)) {
Widget parent = XtParent(w);
while (parent != NULL) {
w = parent;
parent = XtParent(w);
}
*value = XtMalloc(sizeof(Window));
*(Window*)*value = w->core.window;
*type = XA_WINDOW;
*length = 1;
*format = 32;
return True;
}
if (*target == XA_OWNER_OS(d)) {
*value = get_os_name();
if (*value == NULL) return False;
*type = XA_STRING;
*length = strlen(*value);
*format = 8;
return True;
}
if (*target == XA_TARGETS(d)) {
#if defined(unix) && defined(DNETCONN)
# define NUM_TARGETS 9
#else
# if defined(unix) || defined(DNETCONN)
# define NUM_TARGETS 8
# else
# define NUM_TARGETS 7
# endif
#endif
Atom* std_targets = (Atom*)XtMalloc(NUM_TARGETS*sizeof(Atom));
int i = 0;
std_targets[i++] = XA_TIMESTAMP(d);
std_targets[i++] = XA_HOSTNAME(d);
std_targets[i++] = XA_IP_ADDRESS(d);
std_targets[i++] = XA_USER(d);
std_targets[i++] = XA_CLASS(d);
std_targets[i++] = XA_NAME(d);
std_targets[i++] = XA_CLIENT_WINDOW(d);
#ifdef unix
std_targets[i++] = XA_OWNER_OS(d);
#endif
#ifdef DNETCONN
std_targets[i++] = XA_DECNET_ADDRESS(d);
#endif
*value = (caddr_t)std_targets;
*type = XA_ATOM;
*length = NUM_TARGETS;
*format = 32;
return True;
}
/* else */
return False;
}
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