1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <sys/stat.h>
#ifdef _WIN32
#include <windows.h>
#else
#include <unistd.h>
#endif
#define MAX_LINE_LENGTH 256
// Specified engine name with different cases
#define MAX_ENGINE_NAME_LENGTH 64
char engineUppercase[MAX_ENGINE_NAME_LENGTH];
char engineCamelcase[MAX_ENGINE_NAME_LENGTH];
char engineLowercase[MAX_ENGINE_NAME_LENGTH];
// List of files to be copied to create engine
static const char *const FILENAMES[] = {
"files/configure.engine", "files/console.cpp", "files/console.h",
"files/credits.pl", "files/detection.cpp", "files/detection.h",
"files/detection_tables.h", "files/metaengine.cpp",
"files/metaengine.h", "files/module.mk", "files/xyzzy.cpp",
"files/xyzzy.h", "files/POTFILES", nullptr
};
static const char *const FILENAMES_EVENTS[] = {
"files/configure.engine", "files/console.cpp", "files/console.h",
"files/credits.pl", "files/detection.cpp", "files/detection.h",
"files/detection_tables.h",
"files_events/events.cpp", "files_events/events.h",
"files_events/messages.cpp", "files_events/messages.h",
"files/metaengine.cpp", "files/metaengine.h",
"files_events/module.mk", "files_events/xyzzy.cpp",
"files_events/xyzzy.h", "files/POTFILES", "files_events/views.h",
"files_events/view.cpp", "files_events/view.h",
"files_events/view1.cpp", "files_events/view1.h",
nullptr
};
const char *const ENGINES = "create_project ..\\.. --msvc\n";
bool fileExists(const char *name) {
#ifdef _WIN32
return (GetFileAttributesA(name) != INVALID_FILE_ATTRIBUTES);
#else
return (!access(name, F_OK));
#endif
}
bool createDirectory(const char *name) {
#ifdef _WIN32
return CreateDirectoryA(name, nullptr);
#else
return (!mkdir(name, 0755));
#endif
}
// Replaces any occurrences of the xyzzy placeholder with
// whatever engine name was specified
void replace_placeholders(char line[MAX_LINE_LENGTH]) {
char buf[MAX_LINE_LENGTH];
char *pos;
while ((pos = strstr(line, "XYZZY"))) {
*pos = '\0';
snprintf(buf, MAX_LINE_LENGTH, "%s%s%s", line,
engineUppercase, pos + 5);
strncpy(line, buf, MAX_LINE_LENGTH);
}
while ((pos = strstr(line, "Xyzzy"))) {
*pos = '\0';
snprintf(buf, MAX_LINE_LENGTH, "%s%s%s", line,
engineCamelcase, pos + 5);
strncpy(line, buf, MAX_LINE_LENGTH);
}
while ((pos = strstr(line, "xyzzy"))) {
*pos = '\0';
snprintf(buf, MAX_LINE_LENGTH, "%s%s%s", line,
engineLowercase, pos + 5);
strncpy(line, buf, MAX_LINE_LENGTH);
}
}
// Loops through copying and processing a single file
void process_file(FILE *in, FILE *out) {
char line[MAX_LINE_LENGTH] = { 0 };
// Get each line until there are none left
while (fgets(line, MAX_LINE_LENGTH, in)) {
// Do any replacements of engine name
replace_placeholders(line);
// Write out the line
fputs(line, out);
}
}
// Copies and processes the specified file
void process_file(const char *filePath, const char *prefix, const char *prefix2) {
char srcFilename[MAX_LINE_LENGTH], destFilename[MAX_LINE_LENGTH];
const char *filename = strchr(filePath, '/') + 1;
snprintf(srcFilename, MAX_LINE_LENGTH, "%s/%s", prefix2, filePath);
if (!strncmp(filename, "xyzzy.", 6))
snprintf(destFilename, MAX_LINE_LENGTH, "%s/engines/%s/%s.%s",
prefix, engineLowercase, engineLowercase, filename + 6);
else
snprintf(destFilename, MAX_LINE_LENGTH, "%s/engines/%s/%s",
prefix, engineLowercase, filename);
printf("Creating file %s...", destFilename);
fflush(stdout);
FILE *in, *out;
if (!(in = fopen(srcFilename, "r"))) {
printf("Could not locate file - %s\n", srcFilename);
exit(0);
}
if (!(out = fopen(destFilename, "w"))) {
printf("Could not create file - %s\n", destFilename);
exit(0);
}
process_file(in, out);
printf("done\n");
fclose(in);
fclose(out);
}
// For Visual Studio convenience, creates a copy of the
// create_msvc.bat to <engine>.bat that allows creating
// the ScummVM solution with just that engine enabled
void create_batch_file(const char *prefix) {
FILE *in, *out;
char line[MAX_LINE_LENGTH];
char destFilename[MAX_LINE_LENGTH];
snprintf(destFilename, MAX_LINE_LENGTH, "%s/dists/msvc/create_msvc.bat", prefix);
if (!(in = fopen(destFilename, "r"))) {
printf("Could not open create_msvc.bat\n");
exit(0);
}
snprintf(destFilename, MAX_LINE_LENGTH, "%s/dists/msvc/%s.bat", prefix, engineLowercase);
printf("Creating file %s...", destFilename);
fflush(stdout);
if (!(out = fopen(destFilename, "w"))) {
printf("Could not create %s.bat\n", engineLowercase);
exit(0);
}
// Get each line until there are none left
while (fgets(line, MAX_LINE_LENGTH, in)) {
if (!strcmp(line, ENGINES)) {
snprintf(line + strlen(line) - 1, MAX_LINE_LENGTH - strlen(line) + 1,
" --disable-all-engines --disable-detection-full --enable-engine=%s\n",
engineLowercase);
}
// Write out the line
fputs(line, out);
}
printf("done\n");
fclose(in);
fclose(out);
}
int main(int argc, char *argv[]) {
if (argc < 2) {
printf("Please specify engine name as a parameter\n");
printf("With an optional -events to create an events based engine.\n");
return 0;
}
bool isEvents = (argc == 3) && !strcmp(argv[2], "-events");
// Set up different cased engine names
for (size_t i = 0; i < strlen(argv[1]) + 1; ++i) {
engineUppercase[i] = toupper(argv[1][i]);
engineLowercase[i] = tolower(argv[1][i]);
engineCamelcase[i] = (i == 0) ?
engineUppercase[i] : engineLowercase[i];
}
char prefix[100];
char prefix2[100];
if (fileExists("../../engines")) {
strcpy(prefix, "../..");
strcpy(prefix2, ".");
} else if (fileExists("engines")) {
strcpy(prefix, ".");
strcpy(prefix2, "devtools/create_engine");
} else {
printf("Cound not locate engines directory. Run from the scummvm source root directory\n");
return 0;
}
// Create a directory for the new engine
char folder[MAX_LINE_LENGTH];
snprintf(folder, MAX_LINE_LENGTH, "%s/engines/%s", prefix, engineLowercase);
printf("Creating directory %s...", folder);
fflush(stdout);
if (!createDirectory(folder)) {
printf("Could not create engine folder.\n");
perror(folder);
return 0;
}
printf("done\n");
// Process the files
const char *const *filenames = isEvents ? FILENAMES_EVENTS : FILENAMES;
for (const char *const *filename = filenames; *filename; ++filename)
process_file(*filename, prefix, prefix2);
create_batch_file(prefix);
printf("Engine generation complete.\n");
return 0;
}
|