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src/share/vm/adlc/main.cpp@a6e09d6dd8e5
src/share/vm/adlc/main.cpp
Wed, 24 Apr 2013 20:55:28 -0400
- author
- dlong
- date
- Wed, 24 Apr 2013 20:55:28 -0400
- changeset 5000
- a6e09d6dd8e5
- parent 4323
- f0c2369fda5a
- child 5614
- 9758d9f36299
- child 6441
- d2907f74462e
- permissions
- -rw-r--r--
8003853: specify offset of IC load in java_to_interp stub
Summary: refactored code to allow platform-specific differences
Reviewed-by: dlong, twisti
Contributed-by: Goetz Lindenmaier <goetz.lindenmaier@sap.com>
1 /*
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
25 // MAIN.CPP - Entry point for the Architecture Description Language Compiler
26 #include "adlc.hpp"
28 //------------------------------Prototypes-------------------------------------
29 static void usage(ArchDesc& AD); // Print usage message and exit
30 static char *strip_ext(char *fname); // Strip off name extension
31 static char *base_plus_suffix(const char* base, const char *suffix);// New concatenated string
32 static char *prefix_plus_base_plus_suffix(const char* prefix, const char* base, const char *suffix);// New concatenated string
33 static int get_legal_text(FileBuff &fbuf, char **legal_text); // Get pointer to legal text
35 ArchDesc* globalAD = NULL; // global reference to Architecture Description object
37 const char* get_basename(const char* filename) {
38 const char *basename = filename;
39 const char *cp;
40 for (cp = basename; *cp; cp++) {
41 if (*cp == '/') {
42 basename = cp+1;
43 }
44 }
45 return basename;
46 }
48 //------------------------------main-------------------------------------------
49 int main(int argc, char *argv[])
50 {
51 ArchDesc AD; // Architecture Description object
52 globalAD = &AD;
54 // ResourceMark mark;
55 ADLParser *ADL_Parse; // ADL Parser object to parse AD file
57 // Check for proper arguments
58 if( argc == 1 ) usage(AD); // No arguments? Then print usage
60 // Read command line arguments and file names
61 for( int i = 1; i < argc; i++ ) { // For all arguments
62 register char *s = argv[i]; // Get option/filename
64 if( *s++ == '-' ) { // It's a flag? (not a filename)
65 if( !*s ) { // Stand-alone `-' means stdin
66 //********** INSERT CODE HERE **********
67 } else while (*s != '\0') { // While have flags on option
68 switch (*s++) { // Handle flag
69 case 'd': // Debug flag
70 AD._dfa_debug += 1; // Set Debug Flag
71 break;
72 case 'g': // Debug ad location flag
73 AD._adlocation_debug += 1; // Set Debug ad location Flag
74 break;
75 case 'o': // No Output Flag
76 AD._no_output ^= 1; // Toggle no_output flag
77 break;
78 case 'q': // Quiet Mode Flag
79 AD._quiet_mode ^= 1; // Toggle quiet_mode flag
80 break;
81 case 'w': // Disable Warnings Flag
82 AD._disable_warnings ^= 1; // Toggle disable_warnings flag
83 break;
84 case 'T': // Option to make DFA as many subroutine calls.
85 AD._dfa_small += 1; // Set Mode Flag
86 break;
87 case 'c': { // Set C++ Output file name
88 AD._CPP_file._name = s;
89 const char *base = strip_ext(strdup(s));
90 AD._CPP_CLONE_file._name = base_plus_suffix(base,"_clone.cpp");
91 AD._CPP_EXPAND_file._name = base_plus_suffix(base,"_expand.cpp");
92 AD._CPP_FORMAT_file._name = base_plus_suffix(base,"_format.cpp");
93 AD._CPP_GEN_file._name = base_plus_suffix(base,"_gen.cpp");
94 AD._CPP_MISC_file._name = base_plus_suffix(base,"_misc.cpp");
95 AD._CPP_PEEPHOLE_file._name = base_plus_suffix(base,"_peephole.cpp");
96 AD._CPP_PIPELINE_file._name = base_plus_suffix(base,"_pipeline.cpp");
97 s += strlen(s);
98 break;
99 }
100 case 'h': // Set C++ Output file name
101 AD._HPP_file._name = s; s += strlen(s);
102 break;
103 case 'v': // Set C++ Output file name
104 AD._VM_file._name = s; s += strlen(s);
105 break;
106 case 'a': // Set C++ Output file name
107 AD._DFA_file._name = s;
108 AD._bug_file._name = s;
109 s += strlen(s);
110 break;
111 case '#': // Special internal debug flag
112 AD._adl_debug++; // Increment internal debug level
113 break;
114 case 's': // Output which instructions are cisc-spillable
115 AD._cisc_spill_debug = true;
116 break;
117 case 'D': // Flag Definition
118 {
119 char* flag = s;
120 s += strlen(s);
121 char* def = strchr(flag, '=');
122 if (def == NULL) def = (char*)"1";
123 else *def++ = '\0';
124 AD.set_preproc_def(flag, def);
125 }
126 break;
127 case 'U': // Flag Un-Definition
128 {
129 char* flag = s;
130 s += strlen(s);
131 AD.set_preproc_def(flag, NULL);
132 }
133 break;
134 default: // Unknown option
135 usage(AD); // So print usage and exit
136 } // End of switch on options...
137 } // End of while have options...
139 } else { // Not an option; must be a filename
140 AD._ADL_file._name = argv[i]; // Set the input filename
142 // // Files for storage, based on input file name
143 const char *base = strip_ext(strdup(argv[i]));
144 char *temp = base_plus_suffix("dfa_",base);
145 AD._DFA_file._name = base_plus_suffix(temp,".cpp");
146 delete temp;
147 temp = base_plus_suffix("ad_",base);
148 AD._CPP_file._name = base_plus_suffix(temp,".cpp");
149 AD._CPP_CLONE_file._name = base_plus_suffix(temp,"_clone.cpp");
150 AD._CPP_EXPAND_file._name = base_plus_suffix(temp,"_expand.cpp");
151 AD._CPP_FORMAT_file._name = base_plus_suffix(temp,"_format.cpp");
152 AD._CPP_GEN_file._name = base_plus_suffix(temp,"_gen.cpp");
153 AD._CPP_MISC_file._name = base_plus_suffix(temp,"_misc.cpp");
154 AD._CPP_PEEPHOLE_file._name = base_plus_suffix(temp,"_peephole.cpp");
155 AD._CPP_PIPELINE_file._name = base_plus_suffix(temp,"_pipeline.cpp");
156 AD._HPP_file._name = base_plus_suffix(temp,".hpp");
157 delete temp;
158 temp = base_plus_suffix("adGlobals_",base);
159 AD._VM_file._name = base_plus_suffix(temp,".hpp");
160 delete temp;
161 temp = base_plus_suffix("bugs_",base);
162 AD._bug_file._name = base_plus_suffix(temp,".out");
163 delete temp;
164 } // End of files vs options...
165 } // End of while have command line arguments
167 // Open files used to store the matcher and its components
168 if (AD.open_files() == 0) return 1; // Open all input/output files
170 // Build the File Buffer, Parse the input, & Generate Code
171 FileBuff ADL_Buf(&AD._ADL_file, AD); // Create a file buffer for input file
173 // Get pointer to legal text at the beginning of AD file.
174 // It will be used in generated ad files.
175 char* legal_text;
176 int legal_sz = get_legal_text(ADL_Buf, &legal_text);
178 ADL_Parse = new ADLParser(ADL_Buf, AD); // Create a parser to parse the buffer
179 ADL_Parse->parse(); // Parse buffer & build description lists
181 if( AD._dfa_debug >= 1 ) { // For higher debug settings, print dump
182 AD.dump();
183 }
185 delete ADL_Parse; // Delete parser
187 // Verify that the results of the parse are consistent
188 AD.verify();
190 // Prepare to generate the result files:
191 AD.generateMatchLists();
192 AD.identify_unique_operands();
193 AD.identify_cisc_spill_instructions();
194 AD.identify_short_branches();
195 // Make sure every file starts with a copyright:
196 AD.addSunCopyright(legal_text, legal_sz, AD._HPP_file._fp); // .hpp
197 AD.addSunCopyright(legal_text, legal_sz, AD._CPP_file._fp); // .cpp
198 AD.addSunCopyright(legal_text, legal_sz, AD._CPP_CLONE_file._fp); // .cpp
199 AD.addSunCopyright(legal_text, legal_sz, AD._CPP_EXPAND_file._fp); // .cpp
200 AD.addSunCopyright(legal_text, legal_sz, AD._CPP_FORMAT_file._fp); // .cpp
201 AD.addSunCopyright(legal_text, legal_sz, AD._CPP_GEN_file._fp); // .cpp
202 AD.addSunCopyright(legal_text, legal_sz, AD._CPP_MISC_file._fp); // .cpp
203 AD.addSunCopyright(legal_text, legal_sz, AD._CPP_PEEPHOLE_file._fp); // .cpp
204 AD.addSunCopyright(legal_text, legal_sz, AD._CPP_PIPELINE_file._fp); // .cpp
205 AD.addSunCopyright(legal_text, legal_sz, AD._VM_file._fp); // .hpp
206 AD.addSunCopyright(legal_text, legal_sz, AD._DFA_file._fp); // .cpp
207 // Add include guards for all .hpp files
208 AD.addIncludeGuardStart(AD._HPP_file, "GENERATED_ADFILES_AD_HPP"); // .hpp
209 AD.addIncludeGuardStart(AD._VM_file, "GENERATED_ADFILES_ADGLOBALS_HPP"); // .hpp
210 // Add includes
211 AD.addInclude(AD._CPP_file, "precompiled.hpp");
212 AD.addInclude(AD._CPP_file, "adfiles", get_basename(AD._VM_file._name));
213 AD.addInclude(AD._CPP_file, "adfiles", get_basename(AD._HPP_file._name));
214 AD.addInclude(AD._CPP_file, "memory/allocation.inline.hpp");
215 AD.addInclude(AD._CPP_file, "asm/macroAssembler.inline.hpp");
216 AD.addInclude(AD._CPP_file, "code/compiledIC.hpp");
217 AD.addInclude(AD._CPP_file, "code/vmreg.hpp");
218 AD.addInclude(AD._CPP_file, "gc_interface/collectedHeap.inline.hpp");
219 AD.addInclude(AD._CPP_file, "oops/compiledICHolder.hpp");
220 AD.addInclude(AD._CPP_file, "oops/markOop.hpp");
221 AD.addInclude(AD._CPP_file, "oops/method.hpp");
222 AD.addInclude(AD._CPP_file, "oops/oop.inline.hpp");
223 AD.addInclude(AD._CPP_file, "oops/oop.inline2.hpp");
224 AD.addInclude(AD._CPP_file, "opto/cfgnode.hpp");
225 AD.addInclude(AD._CPP_file, "opto/locknode.hpp");
226 AD.addInclude(AD._CPP_file, "opto/opcodes.hpp");
227 AD.addInclude(AD._CPP_file, "opto/regalloc.hpp");
228 AD.addInclude(AD._CPP_file, "opto/regmask.hpp");
229 AD.addInclude(AD._CPP_file, "opto/runtime.hpp");
230 AD.addInclude(AD._CPP_file, "runtime/biasedLocking.hpp");
231 AD.addInclude(AD._CPP_file, "runtime/sharedRuntime.hpp");
232 AD.addInclude(AD._CPP_file, "runtime/stubRoutines.hpp");
233 AD.addInclude(AD._CPP_file, "utilities/growableArray.hpp");
234 #ifdef TARGET_ARCH_x86
235 AD.addInclude(AD._CPP_file, "nativeInst_x86.hpp");
236 AD.addInclude(AD._CPP_file, "vmreg_x86.inline.hpp");
237 #endif
238 #ifdef TARGET_ARCH_sparc
239 AD.addInclude(AD._CPP_file, "nativeInst_sparc.hpp");
240 AD.addInclude(AD._CPP_file, "vmreg_sparc.inline.hpp");
241 #endif
242 #ifdef TARGET_ARCH_arm
243 AD.addInclude(AD._CPP_file, "nativeInst_arm.hpp");
244 AD.addInclude(AD._CPP_file, "vmreg_arm.inline.hpp");
245 #endif
246 AD.addInclude(AD._HPP_file, "memory/allocation.hpp");
247 AD.addInclude(AD._HPP_file, "opto/machnode.hpp");
248 AD.addInclude(AD._HPP_file, "opto/node.hpp");
249 AD.addInclude(AD._HPP_file, "opto/regalloc.hpp");
250 AD.addInclude(AD._HPP_file, "opto/subnode.hpp");
251 AD.addInclude(AD._HPP_file, "opto/vectornode.hpp");
252 AD.addInclude(AD._CPP_CLONE_file, "precompiled.hpp");
253 AD.addInclude(AD._CPP_CLONE_file, "adfiles", get_basename(AD._HPP_file._name));
254 AD.addInclude(AD._CPP_EXPAND_file, "precompiled.hpp");
255 AD.addInclude(AD._CPP_EXPAND_file, "adfiles", get_basename(AD._HPP_file._name));
256 AD.addInclude(AD._CPP_FORMAT_file, "precompiled.hpp");
257 AD.addInclude(AD._CPP_FORMAT_file, "adfiles", get_basename(AD._HPP_file._name));
258 AD.addInclude(AD._CPP_GEN_file, "precompiled.hpp");
259 AD.addInclude(AD._CPP_GEN_file, "adfiles", get_basename(AD._HPP_file._name));
260 AD.addInclude(AD._CPP_GEN_file, "opto/cfgnode.hpp");
261 AD.addInclude(AD._CPP_GEN_file, "opto/locknode.hpp");
262 AD.addInclude(AD._CPP_MISC_file, "precompiled.hpp");
263 AD.addInclude(AD._CPP_MISC_file, "adfiles", get_basename(AD._HPP_file._name));
264 AD.addInclude(AD._CPP_PEEPHOLE_file, "precompiled.hpp");
265 AD.addInclude(AD._CPP_PEEPHOLE_file, "adfiles", get_basename(AD._HPP_file._name));
266 AD.addInclude(AD._CPP_PIPELINE_file, "precompiled.hpp");
267 AD.addInclude(AD._CPP_PIPELINE_file, "adfiles", get_basename(AD._HPP_file._name));
268 AD.addInclude(AD._DFA_file, "precompiled.hpp");
269 AD.addInclude(AD._DFA_file, "adfiles", get_basename(AD._HPP_file._name));
270 AD.addInclude(AD._DFA_file, "opto/matcher.hpp");
271 AD.addInclude(AD._DFA_file, "opto/opcodes.hpp");
272 // Make sure each .cpp file starts with include lines:
273 // files declaring and defining generators for Mach* Objects (hpp,cpp)
274 // Generate the result files:
275 // enumerations, class definitions, object generators, and the DFA
276 // file containing enumeration of machine operands & instructions (hpp)
277 AD.addPreHeaderBlocks(AD._HPP_file._fp); // .hpp
278 AD.buildMachOperEnum(AD._HPP_file._fp); // .hpp
279 AD.buildMachOpcodesEnum(AD._HPP_file._fp); // .hpp
280 AD.buildMachRegisterNumbers(AD._VM_file._fp); // VM file
281 AD.buildMachRegisterEncodes(AD._HPP_file._fp); // .hpp file
282 AD.declareRegSizes(AD._HPP_file._fp); // .hpp
283 AD.build_pipeline_enums(AD._HPP_file._fp); // .hpp
284 // output definition of class "State"
285 AD.defineStateClass(AD._HPP_file._fp); // .hpp
286 // file declaring the Mach* classes derived from MachOper and MachNode
287 AD.declareClasses(AD._HPP_file._fp);
288 // declare and define maps: in the .hpp and .cpp files respectively
289 AD.addSourceBlocks(AD._CPP_file._fp); // .cpp
290 AD.addHeaderBlocks(AD._HPP_file._fp); // .hpp
291 AD.buildReduceMaps(AD._HPP_file._fp, AD._CPP_file._fp);
292 AD.buildMustCloneMap(AD._HPP_file._fp, AD._CPP_file._fp);
293 // build CISC_spilling oracle and MachNode::cisc_spill() methods
294 AD.build_cisc_spill_instructions(AD._HPP_file._fp, AD._CPP_file._fp);
295 // define methods for machine dependent State, MachOper, and MachNode classes
296 AD.defineClasses(AD._CPP_file._fp);
297 AD.buildMachOperGenerator(AD._CPP_GEN_file._fp);// .cpp
298 AD.buildMachNodeGenerator(AD._CPP_GEN_file._fp);// .cpp
299 // define methods for machine dependent instruction matching
300 AD.buildInstructMatchCheck(AD._CPP_file._fp); // .cpp
301 // define methods for machine dependent frame management
302 AD.buildFrameMethods(AD._CPP_file._fp); // .cpp
304 // do this last:
305 AD.addPreprocessorChecks(AD._CPP_file._fp); // .cpp
306 AD.addPreprocessorChecks(AD._CPP_CLONE_file._fp); // .cpp
307 AD.addPreprocessorChecks(AD._CPP_EXPAND_file._fp); // .cpp
308 AD.addPreprocessorChecks(AD._CPP_FORMAT_file._fp); // .cpp
309 AD.addPreprocessorChecks(AD._CPP_GEN_file._fp); // .cpp
310 AD.addPreprocessorChecks(AD._CPP_MISC_file._fp); // .cpp
311 AD.addPreprocessorChecks(AD._CPP_PEEPHOLE_file._fp); // .cpp
312 AD.addPreprocessorChecks(AD._CPP_PIPELINE_file._fp); // .cpp
314 // define the finite automata that selects lowest cost production
315 AD.buildDFA(AD._DFA_file._fp);
316 // Add include guards for all .hpp files
317 AD.addIncludeGuardEnd(AD._HPP_file, "GENERATED_ADFILES_AD_HPP"); // .hpp
318 AD.addIncludeGuardEnd(AD._VM_file, "GENERATED_ADFILES_ADGLOBALS_HPP"); // .hpp
320 AD.close_files(0); // Close all input/output files
322 // Final printout and statistics
323 // cout << program;
325 if( AD._dfa_debug & 2 ) { // For higher debug settings, print timing info
326 // Timer t_stop;
327 // Timer t_total = t_stop - t_start; // Total running time
328 // cerr << "\n---Architecture Description Totals---\n";
329 // cerr << ", Total lines: " << TotalLines;
330 // float l = TotalLines;
331 // cerr << "\nTotal Compilation Time: " << t_total << "\n";
332 // float ft = (float)t_total;
333 // if( ft > 0.0 ) fprintf(stderr,"Lines/sec: %#5.2f\n", l/ft);
334 }
335 return (AD._syntax_errs + AD._semantic_errs + AD._internal_errs); // Bye Bye!!
336 }
338 //------------------------------usage------------------------------------------
339 static void usage(ArchDesc& AD)
340 {
341 printf("Architecture Description Language Compiler\n\n");
342 printf("Usage: adlc [-doqwTs] [-#]* [-D<FLAG>[=<DEF>]] [-U<FLAG>] [-c<CPP_FILE_NAME>] [-h<HPP_FILE_NAME>] [-a<DFA_FILE_NAME>] [-v<GLOBALS_FILE_NAME>] <ADL_FILE_NAME>\n");
343 printf(" d produce DFA debugging info\n");
344 printf(" o no output produced, syntax and semantic checking only\n");
345 printf(" q quiet mode, supresses all non-essential messages\n");
346 printf(" w suppress warning messages\n");
347 printf(" T make DFA as many subroutine calls\n");
348 printf(" s output which instructions are cisc-spillable\n");
349 printf(" D define preprocessor symbol\n");
350 printf(" U undefine preprocessor symbol\n");
351 printf(" c specify CPP file name (default: %s)\n", AD._CPP_file._name);
352 printf(" h specify HPP file name (default: %s)\n", AD._HPP_file._name);
353 printf(" a specify DFA output file name\n");
354 printf(" v specify adGlobals output file name\n");
355 printf(" # increment ADL debug level\n");
356 printf("\n");
357 }
359 //------------------------------open_file------------------------------------
360 int ArchDesc::open_file(bool required, ADLFILE & ADF, const char *action)
361 {
362 if (required &&
363 (ADF._fp = fopen(ADF._name, action)) == NULL) {
364 printf("ERROR: Cannot open file for %s: %s\n", action, ADF._name);
365 close_files(1);
366 return 0;
367 }
368 return 1;
369 }
371 //------------------------------open_files-------------------------------------
372 int ArchDesc::open_files(void)
373 {
374 if (_ADL_file._name == NULL)
375 { printf("ERROR: No ADL input file specified\n"); return 0; }
377 if (!open_file(true , _ADL_file, "r")) { return 0; }
378 if (!open_file(!_no_output, _DFA_file, "w")) { return 0; }
379 if (!open_file(!_no_output, _HPP_file, "w")) { return 0; }
380 if (!open_file(!_no_output, _CPP_file, "w")) { return 0; }
381 if (!open_file(!_no_output, _CPP_CLONE_file, "w")) { return 0; }
382 if (!open_file(!_no_output, _CPP_EXPAND_file, "w")) { return 0; }
383 if (!open_file(!_no_output, _CPP_FORMAT_file, "w")) { return 0; }
384 if (!open_file(!_no_output, _CPP_GEN_file, "w")) { return 0; }
385 if (!open_file(!_no_output, _CPP_MISC_file, "w")) { return 0; }
386 if (!open_file(!_no_output, _CPP_PEEPHOLE_file, "w")) { return 0; }
387 if (!open_file(!_no_output, _CPP_PIPELINE_file, "w")) { return 0; }
388 if (!open_file(!_no_output, _VM_file , "w")) { return 0; }
389 if (!open_file(_dfa_debug != 0, _bug_file, "w")) { return 0; }
391 return 1;
392 }
394 //------------------------------close_file------------------------------------
395 void ArchDesc::close_file(int delete_out, ADLFILE& ADF)
396 {
397 if (ADF._fp) {
398 fclose(ADF._fp);
399 if (delete_out) remove(ADF._name);
400 }
401 }
403 //------------------------------close_files------------------------------------
404 void ArchDesc::close_files(int delete_out)
405 {
406 if (_ADL_file._fp) fclose(_ADL_file._fp);
408 close_file(delete_out, _CPP_file);
409 close_file(delete_out, _CPP_CLONE_file);
410 close_file(delete_out, _CPP_EXPAND_file);
411 close_file(delete_out, _CPP_FORMAT_file);
412 close_file(delete_out, _CPP_GEN_file);
413 close_file(delete_out, _CPP_MISC_file);
414 close_file(delete_out, _CPP_PEEPHOLE_file);
415 close_file(delete_out, _CPP_PIPELINE_file);
416 close_file(delete_out, _HPP_file);
417 close_file(delete_out, _DFA_file);
418 close_file(delete_out, _bug_file);
420 if (!_quiet_mode) {
421 printf("\n");
422 if (_no_output || delete_out) {
423 if (_ADL_file._name) printf("%s: ", _ADL_file._name);
424 printf("No output produced");
425 }
426 else {
427 if (_ADL_file._name) printf("%s --> ", _ADL_file._name);
428 printf("%s, %s, %s, %s, %s, %s, %s, %s, %s, %s",
429 _CPP_file._name,
430 _CPP_CLONE_file._name,
431 _CPP_EXPAND_file._name,
432 _CPP_FORMAT_file._name,
433 _CPP_GEN_file._name,
434 _CPP_MISC_file._name,
435 _CPP_PEEPHOLE_file._name,
436 _CPP_PIPELINE_file._name,
437 _HPP_file._name,
438 _DFA_file._name);
439 }
440 printf("\n");
441 }
442 }
444 //------------------------------strip_ext--------------------------------------
445 static char *strip_ext(char *fname)
446 {
447 char *ep;
449 if (fname) {
450 ep = fname + strlen(fname) - 1; // start at last character and look for '.'
451 while (ep >= fname && *ep != '.') --ep;
452 if (*ep == '.') *ep = '\0'; // truncate string at '.'
453 }
454 return fname;
455 }
457 //------------------------------base_plus_suffix-------------------------------
458 // New concatenated string
459 static char *base_plus_suffix(const char* base, const char *suffix)
460 {
461 int len = (int)strlen(base) + (int)strlen(suffix) + 1;
463 char* fname = new char[len];
464 sprintf(fname,"%s%s",base,suffix);
465 return fname;
466 }
468 //------------------------------get_legal_text---------------------------------
469 // Get pointer to legal text at the beginning of AD file.
470 // This code assumes that a legal text starts at the beginning of .ad files,
471 // is commented by "//" at each line and ends with empty line.
472 //
473 int get_legal_text(FileBuff &fbuf, char **legal_text)
474 {
475 char* legal_start = fbuf.get_line();
476 assert(legal_start[0] == '/' && legal_start[1] == '/', "Incorrect header of AD file");
477 char* legal_end = fbuf.get_line();
478 assert(strncmp(legal_end, "// Copyright", 12) == 0, "Incorrect header of AD file");
479 while(legal_end[0] == '/' && legal_end[1] == '/') {
480 legal_end = fbuf.get_line();
481 }
482 *legal_text = legal_start;
483 return (int) (legal_end - legal_start);
484 }
486 // VS2005 has its own definition, identical to this one.
487 #if !defined(_WIN32) || defined(_WIN64) || _MSC_VER < 1400
488 void *operator new( size_t size, int, const char *, int ) {
489 return ::operator new( size );
490 }
491 #endif
