81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
/* $XTermId: version.c,v 1.4 2016/12/23 14:30:49 tom Exp $ */
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/*
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* Copyright 2013-2015,2016 by Thomas E. Dickey
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*
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* All Rights Reserved
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name(s) of the above copyright
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* holders shall not be used in advertising or otherwise to promote the
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* sale, use or other dealings in this Software without prior written
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* authorization.
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*/
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#include <ctype.h>
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#include <xterm.h>
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#include <version.h>
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/*
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* Returns the version-string used in the "-v' message as well as a few other
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* places. It is derived (when possible) from the __vendorversion__ symbol
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* that some newer imake configurations define.
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*/
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const char *
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xtermVersion(void)
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{
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static const char vendor_version[] = __vendorversion__;
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static char *buffer;
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const char *result;
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if (buffer == 0) {
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const char *vendor = vendor_version;
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buffer = TextAlloc(strlen(vendor) + 9);
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if (buffer == 0) {
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result = vendor;
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} else {
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char first[BUFSIZ];
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char second[BUFSIZ];
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/* some vendors leave trash in this string */
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for (;;) {
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if (!strncmp(vendor, "Version ", (size_t) 8))
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vendor += 8;
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else if (isspace(CharOf(*vendor)))
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++vendor;
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else
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break;
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}
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if (strlen(vendor) < BUFSIZ &&
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sscanf(vendor, "%[0-9.] %[A-Za-z_0-9.]", first, second) == 2) {
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sprintf(buffer, "%s %s(%d)", second, first, XTERM_PATCH);
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} else {
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sprintf(buffer, "%s(%d)", vendor, XTERM_PATCH);
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}
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result = buffer;
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}
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} else {
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result = buffer;
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}
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return result;
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}
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