203 lines
4.9 KiB
C++
203 lines
4.9 KiB
C++
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/*
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** Command & Conquer Generals(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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// FILE: versionUpdate.cpp //////////////////////////////////////////////////////
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// Generals version number class updater
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// Author: Matthew D. Campbell, November 2001
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// SYSTEM INCLUDES ////////////////////////////////////////////////////////////
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#define WIN32_LEAN_AND_MEAN // only bare bones windows stuff wanted
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#include <windows.h>
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#include <lmcons.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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// Local defines
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#define VERSION_BUILDNUM "VERSION_LOCALBUILDNUM"
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#define VERSION_STRING "LOCAL_BUILD_STRING"
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#define VERSION_BUILDUSER "VERSION_BUILDUSER"
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#define VERSION_BUILDLOC "VERSION_BUILDLOC"
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#define FORMAT "#define " VERSION_STRING " \"%d\"\n"
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#define COMMENTS "// Do not modify this file by hand. Auto-created and\n// Updated by versionUpdate.\n"
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#define NUMFMT "#define %s %d\n"
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#define STRFMT "#define %s \"%s\"\n"
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static void writeVersion(char *file, int build)
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{
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FILE *filePtr = fopen(file, "w");
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// Clobber the file. Hey, this is a simple program.
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if (file)
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{
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if (filePtr)
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{
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unsigned long bufSize = UNLEN + 1;
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char userName[UNLEN + 1];
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if (!GetUserName(userName, &bufSize))
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{
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strcpy(userName, "unknown");
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}
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bufSize = MAX_COMPUTERNAME_LENGTH + 1;
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char computerName[MAX_COMPUTERNAME_LENGTH + 1];
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if (!GetComputerName(computerName, &bufSize))
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{
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strcpy(computerName, "unknown");
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}
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printf("Build is by %s at %s\n", userName, computerName);
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fprintf(filePtr, COMMENTS);
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fprintf(filePtr, FORMAT, build);
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fprintf(filePtr, NUMFMT, VERSION_BUILDNUM, build);
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fprintf(filePtr, STRFMT, VERSION_BUILDUSER, userName);
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fprintf(filePtr, STRFMT, VERSION_BUILDLOC, computerName);
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fclose(filePtr);
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}
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else
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{
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printf("Cannot write file\n");
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}
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}
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else
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{
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printf("No file to write\n");
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}
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}
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static void usage(char *progname)
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{
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if (progname)
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{
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printf ("Usage: %s versionfile.h", progname);
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}
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}
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// strtrim ====================================================================
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/** Trim leading and trailing whitespace from a character string (in place). */
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//=============================================================================
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static char* strtrim(char* buffer)
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{
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if (buffer != NULL) {
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// Strip leading white space from the string.
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char * source = buffer;
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while ((*source != 0) && ((unsigned char)*source <= 32))
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{
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source++;
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}
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if (source != buffer)
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{
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strcpy(buffer, source);
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}
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// Clip trailing white space from the string.
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for (int index = strlen(buffer)-1; index >= 0; index--)
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{
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if ((*source != 0) && ((unsigned char)buffer[index] <= 32))
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{
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buffer[index] = '\0';
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}
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else
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{
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break;
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}
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}
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}
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return buffer;
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}
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int APIENTRY WinMain(HINSTANCE hInstance,
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HINSTANCE hPrevInstance,
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LPSTR lpCmdLine,
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int nCmdShow)
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{
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/*
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** Convert WinMain arguments to simple main argc and argv
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*/
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int argc = 1;
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char * argv[20];
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argv[0] = NULL;
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char * token = strtok(lpCmdLine, " ");
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while (argc < 20 && token != NULL)
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{
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argv[argc++] = strtrim(token);
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token = strtok(NULL, " ");
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}
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int build = 0;
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if (argc != 2)
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{
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usage(argv[0]);
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}
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else
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{
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char *target = argv[argc-1];
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FILE *filePtr;
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if (target) {
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filePtr = fopen(target, "r+");
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if (filePtr)
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{
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char buffer[256];
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char *stringPtr = NULL;
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while (!feof(filePtr))
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{
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fread(buffer, 256, 1, filePtr);
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if ((stringPtr = strstr(buffer, VERSION_STRING)) != NULL)
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{
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char *ptr;
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// Looking for '#define VERSION "x.y.z"'
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ptr = strtok(stringPtr, " "); // The VERSION
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ptr = strtok(NULL, "\n"); // The remainder
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if (*ptr == '\"')
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{
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ptr++; // Inc past the first "
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build = atoi(ptr);
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fclose(filePtr);
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build++;
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printf ("Local build is %d\n", build);
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writeVersion(target, build);
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break;
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} else
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{
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printf ("Local build is 0. Oops, didn't find a string of the format: '#define VERSION \"x.y.z\"'");
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}
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} // End if if (strstr
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} // End of while
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} // End of if filePtr
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else
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{
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// Didn't find the file, write a new one
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printf ("Local build is %d\n", build);
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writeVersion(target, build);
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}
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}
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}
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return 0;
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}
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