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xenocara/app/xterm/trace.c
matthieu b9f6c3a045 Update to xterm version 269. 
Tested and ok ajacoutot@, jasper@, krw@, shadchin@
2011-03-07 20:41:27 +00:00

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/* $XTermId: trace.c,v 1.121 2011/02/17 00:34:47 tom Exp $ */
/*
* Copyright 1997-2010,2011 by Thomas E. Dickey
*
* All Rights Reserved
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name(s) of the above copyright
* holders shall not be used in advertising or otherwise to promote the
* sale, use or other dealings in this Software without prior written
* authorization.
*
*/
/*
* debugging support via TRACE macro.
*/
#include <xterm.h> /* for definition of GCC_UNUSED */
#if OPT_TRACE
#include <data.h>
#include <trace.h>
#include <time.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <stdio.h>
#include <stdarg.h>
#include <assert.h>
#include <X11/Xatom.h>
#include <X11/Xmu/Atoms.h>
#ifdef HAVE_X11_TRANSLATEI_H
#include <X11/TranslateI.h>
#else
#ifdef __cplusplus
extern "C" {
#endif
extern String _XtPrintXlations(Widget w,
XtTranslations xlations,
Widget accelWidget,
_XtBoolean includeRHS);
#ifdef __cplusplus
}
#endif
#endif
const char *trace_who = "parent";
static FILE *trace_fp;
void
Trace(const char *fmt,...)
{
static const char *trace_out;
va_list ap;
if (trace_fp != 0
&& trace_who != trace_out) {
fclose(trace_fp);
trace_fp = 0;
}
trace_out = trace_who;
if (!trace_fp) {
char name[BUFSIZ];
#if 0 /* usually I do not want unique names */
int unique;
for (unique = 0;; ++unique) {
if (unique)
sprintf(name, "Trace-%s.out-%d", trace_who, unique);
else
sprintf(name, "Trace-%s.out", trace_who);
if ((trace_fp = fopen(name, "r")) == 0) {
break;
}
fclose(trace_fp);
}
#else
sprintf(name, "Trace-%s.out", trace_who);
#endif
trace_fp = fopen(name, "w");
if (trace_fp != 0) {
fprintf(trace_fp, "%s\n", xtermVersion());
TraceIds(NULL, 0);
}
}
if (!trace_fp)
abort();
va_start(ap, fmt);
vfprintf(trace_fp, fmt, ap);
(void) fflush(trace_fp);
va_end(ap);
}
void
TraceClose(void)
{
if (trace_fp != 0) {
(void) fclose(trace_fp);
(void) fflush(stdout);
(void) fflush(stderr);
(void) visibleChars(NULL, 0);
(void) visibleIChars(NULL, 0);
(void) visibleIChar(NULL, 0);
trace_fp = 0;
}
}
void
TraceIds(const char *fname, int lnum)
{
Trace("process %d ", (int) getpid());
#ifdef HAVE_UNISTD_H
Trace("real (%u/%u) effective (%u/%u)",
(unsigned) getuid(), (unsigned) getgid(),
(unsigned) geteuid(), (unsigned) getegid());
#endif
if (fname != 0) {
Trace(" (%s@%d)\n", fname, lnum);
} else {
time_t now = time((time_t *) 0);
Trace("-- %s", ctime(&now));
}
}
static void
formatAscii(char *dst, unsigned value)
{
switch (value) {
case '\\':
sprintf(dst, "\\\\");
break;
case '\b':
sprintf(dst, "\\b");
break;
case '\n':
sprintf(dst, "\\n");
break;
case '\r':
sprintf(dst, "\\r");
break;
case '\t':
sprintf(dst, "\\t");
break;
default:
if (E2A(value) < 32 || (E2A(value) >= 127 && E2A(value) < 160))
sprintf(dst, "\\%03o", value);
else
sprintf(dst, "%c", CharOf(value));
break;
}
}
#if OPT_DEC_CHRSET
const char *
visibleChrsetName(unsigned chrset)
{
const char *result = "?";
switch (chrset) {
case CSET_SWL:
result = "CSET_SWL";
break;
case CSET_DHL_TOP:
result = "CSET_DHL_TOP";
break;
case CSET_DHL_BOT:
result = "CSET_DHL_BOT";
break;
case CSET_DWL:
result = "CSET_DWL";
break;
}
return result;
}
#endif
char *
visibleChars(const Char * buf, unsigned len)
{
static char *result;
static unsigned used;
if (buf != 0) {
unsigned limit = ((len + 1) * 8) + 1;
char *dst;
if (limit > used) {
used = limit;
result = XtRealloc(result, used);
}
if (result != 0) {
dst = result;
*dst = '\0';
while (len--) {
unsigned value = *buf++;
formatAscii(dst, value);
dst += strlen(dst);
}
}
} else if (result != 0) {
free(result);
result = 0;
used = 0;
}
return result;
}
char *
visibleIChars(IChar * buf, unsigned len)
{
static char *result;
static unsigned used;
if (buf != 0) {
unsigned limit = ((len + 1) * 8) + 1;
char *dst;
if (limit > used) {
used = limit;
result = XtRealloc(result, used);
}
if (result != 0) {
dst = result;
*dst = '\0';
while (len--) {
unsigned value = *buf++;
#if OPT_WIDE_CHARS
if (value > 255)
sprintf(dst, "\\u+%04X", value);
else
#endif
formatAscii(dst, value);
dst += strlen(dst);
}
}
} else if (result != 0) {
free(result);
result = 0;
used = 0;
}
return result;
}
char *
visibleIChar(IChar * buf, unsigned len)
{
static char *result;
static unsigned used;
if (buf != 0) {
unsigned limit = ((len + 1) * 8) + 1;
char *dst;
if (limit > used) {
used = limit;
result = XtRealloc(result, used);
}
if (result != 0) {
dst = result;
while (len--) {
unsigned value = *buf++;
#if OPT_WIDE_CHARS
if (value > 255)
sprintf(dst, "\\u+%04X", value);
else
#endif
formatAscii(dst, value);
dst += strlen(dst);
}
}
} else if (result != 0) {
free(result);
result = 0;
used = 0;
}
return result;
}
#define CASETYPE(name) case name: result = #name; break
const char *
visibleKeyboardType(xtermKeyboardType type)
{
const char *result = "?";
switch (type) {
CASETYPE(keyboardIsLegacy); /* bogus vt220 codes for F1-F4, etc. */
CASETYPE(keyboardIsDefault);
CASETYPE(keyboardIsHP);
CASETYPE(keyboardIsSCO);
CASETYPE(keyboardIsSun);
CASETYPE(keyboardIsTermcap);
CASETYPE(keyboardIsVT220);
}
return result;
}
const char *
visibleEventType(int type)
{
const char *result = "?";
switch (type) {
CASETYPE(KeyPress);
CASETYPE(KeyRelease);
CASETYPE(ButtonPress);
CASETYPE(ButtonRelease);
CASETYPE(MotionNotify);
CASETYPE(EnterNotify);
CASETYPE(LeaveNotify);
CASETYPE(FocusIn);
CASETYPE(FocusOut);
CASETYPE(KeymapNotify);
CASETYPE(Expose);
CASETYPE(GraphicsExpose);
CASETYPE(NoExpose);
CASETYPE(VisibilityNotify);
CASETYPE(CreateNotify);
CASETYPE(DestroyNotify);
CASETYPE(UnmapNotify);
CASETYPE(MapNotify);
CASETYPE(MapRequest);
CASETYPE(ReparentNotify);
CASETYPE(ConfigureNotify);
CASETYPE(ConfigureRequest);
CASETYPE(GravityNotify);
CASETYPE(ResizeRequest);
CASETYPE(CirculateNotify);
CASETYPE(CirculateRequest);
CASETYPE(PropertyNotify);
CASETYPE(SelectionClear);
CASETYPE(SelectionRequest);
CASETYPE(SelectionNotify);
CASETYPE(ColormapNotify);
CASETYPE(ClientMessage);
CASETYPE(MappingNotify);
}
return result;
}
const char *
visibleNotifyDetail(int code)
{
const char *result = "?";
switch (code) {
CASETYPE(NotifyAncestor);
CASETYPE(NotifyVirtual);
CASETYPE(NotifyInferior);
CASETYPE(NotifyNonlinear);
CASETYPE(NotifyNonlinearVirtual);
CASETYPE(NotifyPointer);
CASETYPE(NotifyPointerRoot);
CASETYPE(NotifyDetailNone);
}
return result;
}
const char *
visibleSelectionTarget(Display * d, Atom a)
{
const char *result = "?";
if (a == XA_STRING) {
result = "XA_STRING";
} else if (a == XA_TEXT(d)) {
result = "XA_TEXT()";
} else if (a == XA_COMPOUND_TEXT(d)) {
result = "XA_COMPOUND_TEXT()";
} else if (a == XA_UTF8_STRING(d)) {
result = "XA_UTF8_STRING()";
} else if (a == XA_TARGETS(d)) {
result = "XA_TARGETS()";
}
return result;
}
const char *
visibleXError(int code)
{
static char temp[80];
const char *result = "?";
switch (code) {
CASETYPE(Success);
CASETYPE(BadRequest);
CASETYPE(BadValue);
CASETYPE(BadWindow);
CASETYPE(BadPixmap);
CASETYPE(BadAtom);
CASETYPE(BadCursor);
CASETYPE(BadFont);
CASETYPE(BadMatch);
CASETYPE(BadDrawable);
CASETYPE(BadAccess);
CASETYPE(BadAlloc);
CASETYPE(BadColor);
CASETYPE(BadGC);
CASETYPE(BadIDChoice);
CASETYPE(BadName);
CASETYPE(BadLength);
CASETYPE(BadImplementation);
default:
sprintf(temp, "%d", code);
result = temp;
break;
}
return result;
}
#if OPT_TRACE_FLAGS
#define isScrnFlag(flag) ((flag) == LINEWRAPPED)
static char *
ScrnText(LineData * ld)
{
return visibleIChars(ld->charData, ld->lineSize);
}
#define SHOW_BAD_LINE(name, ld) \
Trace("OOPS " #name " bad row\n")
#define SHOW_SCRN_FLAG(name,code) \
Trace(#name " %s:%s\n", \
code ? "*" : "", \
ScrnText(ld))
void
LineClrFlag(LineData * ld, int flag)
{
if (ld == 0) {
SHOW_BAD_LINE(LineClrFlag, ld);
assert(0);
} else if (isScrnFlag(flag)) {
SHOW_SCRN_FLAG(LineClrFlag, 0);
}
LineFlags(ld) &= ~flag;
}
void
LineSetFlag(LineData * ld, int flag)
{
if (ld == 0) {
SHOW_BAD_LINE(LineSetFlag, ld);
assert(0);
} else if (isScrnFlag(flag)) {
SHOW_SCRN_FLAG(LineSetFlag, 1);
}
LineFlags(ld) |= flag;
}
int
LineTstFlag(LineData ld, int flag)
{
int code = 0;
if (ld == 0) {
SHOW_BAD_LINE(LineTstFlag, ld);
} else {
code = LineFlags(ld);
if (isScrnFlag(flag)) {
SHOW_SCRN_FLAG(LineTstFlag, code);
}
}
return code;
}
#endif /* OPT_TRACE_FLAGS */
void
TraceFocus(Widget w, XEvent * ev)
{
TRACE(("trace_focus event type %d:%s\n",
ev->type, visibleEventType(ev->type)));
switch (ev->type) {
case FocusIn:
case FocusOut:
{
XFocusChangeEvent *event = (XFocusChangeEvent *) ev;
TRACE(("\tdetail: %s\n", visibleNotifyDetail(event->detail)));
TRACE(("\tmode: %d\n", event->mode));
TRACE(("\twindow: %#lx\n", event->window));
}
break;
case EnterNotify:
case LeaveNotify:
{
XCrossingEvent *event = (XCrossingEvent *) ev;
TRACE(("\tdetail: %s\n", visibleNotifyDetail(event->detail)));
TRACE(("\tmode: %d\n", event->mode));
TRACE(("\twindow: %#lx\n", event->window));
TRACE(("\troot: %#lx\n", event->root));
TRACE(("\tsubwindow: %#lx\n", event->subwindow));
}
break;
}
while (w != 0) {
TRACE(("w %p -> %#lx\n", (void *) w, XtWindow(w)));
w = XtParent(w);
}
}
void
TraceSizeHints(XSizeHints * hints)
{
TRACE(("size hints:\n"));
if (hints->flags & (USPosition | PPosition))
TRACE((" position %d,%d%s%s\n", hints->y, hints->x,
hints->flags & USPosition ? " user" : "",
hints->flags & PPosition ? " prog" : ""));
if (hints->flags & (USSize | PSize))
TRACE((" size %d,%d%s%s\n", hints->height, hints->width,
hints->flags & USSize ? " user" : "",
hints->flags & PSize ? " prog" : ""));
if (hints->flags & PMinSize)
TRACE((" min %d,%d\n", hints->min_height, hints->min_width));
if (hints->flags & PMaxSize)
TRACE((" max %d,%d\n", hints->max_height, hints->max_width));
if (hints->flags & PResizeInc)
TRACE((" inc %d,%d\n", hints->height_inc, hints->width_inc));
else
TRACE((" inc NONE!\n"));
if (hints->flags & PAspect)
TRACE((" min aspect %d/%d\n", hints->min_aspect.y, hints->min_aspect.y));
if (hints->flags & PAspect)
TRACE((" max aspect %d/%d\n", hints->max_aspect.y, hints->max_aspect.y));
if (hints->flags & PBaseSize)
TRACE((" base %d,%d\n", hints->base_height, hints->base_width));
if (hints->flags & PWinGravity)
TRACE((" gravity %d\n", hints->win_gravity));
}
void
TraceWMSizeHints(XtermWidget xw)
{
XSizeHints sizehints = xw->hints;
getXtermSizeHints(xw);
TraceSizeHints(&xw->hints);
xw->hints = sizehints;
}
/*
* Some calls to XGetAtom() will fail, and we don't want to stop. So we use
* our own error-handler.
*/
/* ARGSUSED */
static int
no_error(Display * dpy GCC_UNUSED, XErrorEvent * event GCC_UNUSED)
{
return 1;
}
void
TraceTranslations(const char *name, Widget w)
{
String result;
XErrorHandler save = XSetErrorHandler(no_error);
XtTranslations xlations;
Widget xcelerat;
TRACE(("TraceTranslations for %s (widget %#lx) {{\n", name, (long) w));
if (w) {
XtVaGetValues(w,
XtNtranslations, &xlations,
XtNaccelerators, &xcelerat,
(XtPointer) 0);
TRACE(("... xlations %#08lx\n", (long) xlations));
TRACE(("... xcelerat %#08lx\n", (long) xcelerat));
result = _XtPrintXlations(w, xlations, xcelerat, True);
TRACE(("%s\n", NonNull(result)));
if (result)
XFree((char *) result);
} else {
TRACE(("none (widget is null)\n"));
}
TRACE(("}}\n"));
XSetErrorHandler(save);
}
int
TraceResizeRequest(const char *fn, int ln, Widget w,
Dimension reqwide,
Dimension reqhigh,
Dimension * gotwide,
Dimension * gothigh)
{
int rc;
TRACE(("%s@%d ResizeRequest %dx%d\n", fn, ln, reqhigh, reqwide));
rc = XtMakeResizeRequest((Widget) w, reqwide, reqhigh, gotwide, gothigh);
TRACE(("... ResizeRequest -> "));
if (gothigh && gotwide)
TRACE(("%dx%d ", *gothigh, *gotwide));
TRACE(("(%d)\n", rc));
return rc;
}
#define XRES_S(name) Trace(#name " = %s\n", NonNull(resp->name))
#define XRES_B(name) Trace(#name " = %s\n", BtoS(resp->name))
#define XRES_I(name) Trace(#name " = %d\n", resp->name)
void
TraceXtermResources(void)
{
XTERM_RESOURCE *resp = &resource;
Trace("XTERM_RESOURCE settings:\n");
XRES_S(icon_geometry);
XRES_S(title);
XRES_S(icon_name);
XRES_S(term_name);
XRES_S(tty_modes);
XRES_B(hold_screen);
XRES_B(utmpInhibit);
XRES_B(utmpDisplayId);
XRES_B(messages);
#if OPT_SUNPC_KBD
XRES_B(sunKeyboard);
#endif
#if OPT_HP_FUNC_KEYS
XRES_B(hpFunctionKeys);
#endif
#if OPT_SCO_FUNC_KEYS
XRES_B(scoFunctionKeys);
#endif
#if OPT_SUN_FUNC_KEYS
XRES_B(sunFunctionKeys);
#endif
#if OPT_INITIAL_ERASE
XRES_B(ptyInitialErase);
XRES_B(backarrow_is_erase);
#endif
XRES_B(useInsertMode);
#if OPT_ZICONBEEP
XRES_I(zIconBeep);
#endif
#if OPT_PTY_HANDSHAKE
XRES_B(wait_for_map);
XRES_B(ptyHandshake);
XRES_B(ptySttySize);
#endif
#if OPT_SAME_NAME
XRES_B(sameName);
#endif
#if OPT_SESSION_MGT
XRES_B(sessionMgt);
#endif
#if OPT_TOOLBAR
XRES_B(toolBar);
#endif
#if OPT_MAXIMIZE
XRES_B(maximized);
XRES_S(fullscreen_s);
#endif
}
void
TraceArgv(const char *tag, char **argv)
{
int n = 0;
TRACE(("%s:\n", tag));
while (*argv != 0) {
TRACE((" %d:%s\n", n++, *argv++));
}
}
static char *
parse_option(char *dst, String src, int first)
{
char *s;
if (!strncmp(src, "-/+", (size_t) 3)) {
dst[0] = (char) first;
strcpy(dst + 1, src + 3);
} else {
strcpy(dst, src);
}
for (s = dst; *s != '\0'; s++) {
if (*s == '#' || *s == '%' || *s == 'S') {
s[1] = '\0';
} else if (*s == ' ') {
*s = '\0';
break;
}
}
return dst;
}
static Bool
same_option(OptionHelp * opt, XrmOptionDescRec * res)
{
char temp[BUFSIZ];
return !strcmp(parse_option(temp, opt->opt, res->option[0]), res->option);
}
static Bool
standard_option(String opt)
{
static const char *table[] =
{
"+rv",
"+synchronous",
"-background",
"-bd",
"-bg",
"-bordercolor",
"-borderwidth",
"-bw",
"-display",
"-fg",
"-fn",
"-font",
"-foreground",
"-geometry",
"-iconic",
"-name",
"-reverse",
"-rv",
"-selectionTimeout",
"-synchronous",
"-title",
"-xnllanguage",
"-xrm",
"-xtsessionID",
};
Cardinal n;
char temp[BUFSIZ];
opt = parse_option(temp, opt, '-');
for (n = 0; n < XtNumber(table); n++) {
if (!strcmp(opt, table[n]))
return True;
}
return False;
}
/*
* Analyse the options/help messages for inconsistencies.
*/
void
TraceOptions(OptionHelp * options, XrmOptionDescRec * resources, Cardinal res_count)
{
OptionHelp *opt_array = sortedOpts(options, resources, res_count);
size_t j, k;
XrmOptionDescRec *res_array = sortedOptDescs(resources, res_count);
Bool first, found;
TRACE(("Checking options-tables for inconsistencies:\n"));
#if 0
TRACE(("Options listed in help-message:\n"));
for (j = 0; options[j].opt != 0; j++)
TRACE(("%5d %-28s %s\n", j, opt_array[j].opt, opt_array[j].desc));
TRACE(("Options listed in resource-table:\n"));
for (j = 0; j < res_count; j++)
TRACE(("%5d %-28s %s\n", j, res_array[j].option, res_array[j].specifier));
#endif
/* list all options[] not found in resources[] */
for (j = 0, first = True; options[j].opt != 0; j++) {
found = False;
for (k = 0; k < res_count; k++) {
if (same_option(&opt_array[j], &res_array[k])) {
found = True;
break;
}
}
if (!found) {
if (first) {
TRACE(("Options listed in help, not found in resource list:\n"));
first = False;
}
TRACE((" %-28s%s\n", opt_array[j].opt,
standard_option(opt_array[j].opt) ? " (standard)" : ""));
}
}
/* list all resources[] not found in options[] */
for (j = 0, first = True; j < res_count; j++) {
found = False;
for (k = 0; options[k].opt != 0; k++) {
if (same_option(&opt_array[k], &res_array[j])) {
found = True;
break;
}
}
if (!found) {
if (first) {
TRACE(("Resource list items not found in options-help:\n"));
first = False;
}
TRACE((" %s\n", res_array[j].option));
}
}
TRACE(("Resource list items that will be ignored by XtOpenApplication:\n"));
for (j = 0; j < res_count; j++) {
switch (res_array[j].argKind) {
case XrmoptionSkipArg:
TRACE((" %-28s {param}\n", res_array[j].option));
break;
case XrmoptionSkipNArgs:
TRACE((" %-28s {%ld params}\n", res_array[j].option, (long)
res_array[j].value));
break;
case XrmoptionSkipLine:
TRACE((" %-28s {remainder of line}\n", res_array[j].option));
break;
case XrmoptionIsArg:
case XrmoptionNoArg:
case XrmoptionResArg:
case XrmoptionSepArg:
case XrmoptionStickyArg:
default:
break;
}
}
}
#else
extern void empty_trace(void);
void
empty_trace(void)
{
}
#endif
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