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Diffstat (limited to 'libX11/src/ErrDes.c')
| -rw-r--r-- | libX11/src/ErrDes.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/libX11/src/ErrDes.c b/libX11/src/ErrDes.c new file mode 100644 index 000000000..ca5dfeb34 --- /dev/null +++ b/libX11/src/ErrDes.c @@ -0,0 +1,214 @@ +/* + * $Xorg: ErrDes.c,v 1.4 2001/02/09 02:03:32 xorgcvs Exp $ + * $XdotOrg: lib/X11/src/ErrDes.c,v 1.8 2005-08-26 05:16:46 daniels Exp $ + */ + +/*********************************************************** + +Copyright 1987, 1988, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +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 +OPEN GROUP 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 of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + + +Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +******************************************************************/ +/* $XFree86: xc/lib/X11/ErrDes.c,v 3.11 2003/08/06 14:03:59 eich Exp $ */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "Xlibint.h" +#include <X11/Xos.h> +#include "Xresource.h" +#include <stdio.h> + +#ifndef ERRORDB +#ifndef XERRORDB +#define ERRORDB "/usr/lib/X11/XErrorDB" +#else +#define ERRORDB XERRORDB +#endif +#endif + +/* + * descriptions of errors in Section 4 of Protocol doc (pp. 350-351); more + * verbose descriptions are given in the error database + */ +static const char _XErrorList[] = + /* No error */ "no error\0" + /* BadRequest */ "BadRequest\0" + /* BadValue */ "BadValue\0" + /* BadWindow */ "BadWindow\0" + /* BadPixmap */ "BadPixmap\0" + /* BadAtom */ "BadAtom\0" + /* BadCursor */ "BadCursor\0" + /* BadFont */ "BadFont\0" + /* BadMatch */ "BadMatch\0" + /* BadDrawable */ "BadDrawable\0" + /* BadAccess */ "BadAccess\0" + /* BadAlloc */ "BadAlloc\0" + /* BadColor */ "BadColor\0" + /* BadGC */ "BadGC\0" + /* BadIDChoice */ "BadIDChoice\0" + /* BadName */ "BadName\0" + /* BadLength */ "BadLength\0" + /* BadImplementation */ "BadImplementation" +; + +/* offsets into _XErrorList */ +static const unsigned char _XErrorOffsets[] = { + 0, 9, 20, 29, 39, 49, 57, 67, 75, 84, 96, + 106, 115, 124, 130, 142, 150, 160 +}; + + +int +XGetErrorText( + register Display *dpy, + register int code, + char *buffer, + int nbytes) +{ + char buf[150]; + register _XExtension *ext; + _XExtension *bext = (_XExtension *)NULL; + + if (nbytes == 0) return 0; + if (code <= BadImplementation && code > 0) { + sprintf(buf, "%d", code); + (void) XGetErrorDatabaseText(dpy, "XProtoError", buf, + _XErrorList + _XErrorOffsets[code], + buffer, nbytes); + } else + buffer[0] = '\0'; + /* call out to any extensions interested */ + for (ext = dpy->ext_procs; ext; ext = ext->next) { + if (ext->error_string) + (*ext->error_string)(dpy, code, &ext->codes, buffer, nbytes); + if (ext->codes.first_error && + ext->codes.first_error < code && + (!bext || ext->codes.first_error > bext->codes.first_error)) + bext = ext; + } + if (!buffer[0] && bext) { + sprintf(buf, "%s.%d", bext->name, code - bext->codes.first_error); + (void) XGetErrorDatabaseText(dpy, "XProtoError", buf, "", buffer, nbytes); + } + if (!buffer[0]) + sprintf(buffer, "%d", code); + return 0; +} + +int +/*ARGSUSED*/ +XGetErrorDatabaseText( + Display *dpy, + register _Xconst char *name, + register _Xconst char *type, + _Xconst char *defaultp, + char *buffer, + int nbytes) +{ + + static XrmDatabase db = NULL; + XrmString type_str; + XrmValue result; + char temp[BUFSIZ]; + char* tptr; + unsigned long tlen; + + if (nbytes == 0) return 0; + + if (!db) { + /* the Xrm routines expect to be called with the global + mutex unlocked. */ + XrmDatabase temp_db; + int do_destroy; + const char *dbname; + + XrmInitialize(); +#ifdef WIN32 + dbname = getenv("XERRORDB"); + if (!dbname) + dbname = ERRORDB; +#else + dbname = ERRORDB; +#endif + temp_db = XrmGetFileDatabase(dbname); + + _XLockMutex(_Xglobal_lock); + if (!db) { + db = temp_db; + do_destroy = 0; + } else + do_destroy = 1; /* we didn't need to get it after all */ + _XUnlockMutex(_Xglobal_lock); + + if (do_destroy) + XrmDestroyDatabase(temp_db); + } + + if (db) + { + tlen = strlen (name) + strlen (type) + 2; + if (tlen <= sizeof(temp)) + tptr = temp; + else + tptr = Xmalloc (tlen); + if (tptr) { + sprintf(tptr, "%s.%s", name, type); + XrmGetResource(db, tptr, "ErrorType.ErrorNumber", + &type_str, &result); + if (tptr != temp) + Xfree (tptr); + } else { + result.addr = (XPointer) NULL; + } + } + else + result.addr = (XPointer)NULL; + if (!result.addr) { + result.addr = (XPointer) defaultp; + result.size = strlen(defaultp) + 1; + } + (void) strncpy (buffer, (char *) result.addr, nbytes); + if (result.size > nbytes) buffer[nbytes-1] = '\0'; + return 0; +} |