Overview
| Comment: | The previous attempted fix of trying to call a macro whose definition is empty had a problem with defining new macros. Instead, make a macro with a single TF_MACRO+TF_ABNORMAL token if it is empty, and skip the TF_MACRO+TF_ABNORMAL token during expansion. |
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| SHA1: |
4ce94e1d08056ff116b4899d17193445 |
| User & Date: | user on 2022-08-05 06:22:01 |
| Other Links: | manifest | tags |
Context
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2022-08-05
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| 08:52 | Fix a mistake in picedit.c with freeing memory after saving a multidependent picture. check-in: 95af598a76 user: user tags: trunk | |
| 06:22 | The previous attempted fix of trying to call a macro whose definition is empty had a problem with defining new macros. Instead, make a macro with a single TF_MACRO+TF_ABNORMAL token if it is empty, and skip the TF_MACRO+TF_ABNORMAL token during expansion. check-in: 4ce94e1d08 user: user tags: trunk | |
| 05:37 | Fix the {include} macro file name dealing (to allow lowercase letters), and fix the case of trying to call a macro whose definition is empty. check-in: 00437dafd6 user: user tags: trunk | |
Changes
Modified class.c from [bbafd4c28a] to [7edc77ca68].
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415 416 417 418 419 420 421 422 423 424 425 426 427 428 | 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 | + |
ms->args=0;
ms->next=macstack;
macstack=ms;
}
if(main_options['M']) printf("M^ %d\n",tl?1:0);
goto magain;
}
if(tokent==TF_MACRO+TF_ABNORMAL) goto magain; // denotes a empty macro
return;
}
fl=n=pr=0;
tokent=tokenv=0;
*tokenstr=0;
again:
c=fgetc(classfp);
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619 620 621 622 623 624 625 626 627 628 629 630 631 632 | 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 | + + + + + + + |
}
if(tokent==TF_MACRO+TF_OPEN && ++i>65000) ParseError("Too much macro nesting\n");
if(tokent==TF_MACRO+TF_CLOSE && !--i) break;
*t=add_macro();
t=&(*t)->next;
}
if(main_options['M']) printf("M> %04X %04X %p\n",name,glohash[name].id,macros[glohash[name].id-0xC000]);
if(!macros[glohash[name].id-0xC000]) {
// The macro is empty, so add a token which denotes a empty macro.
// This token will be skipped during macro expansion.
tokent=TF_MACRO+TF_ABNORMAL;
*tokenstr=0;
macros[glohash[name].id-0xC000]=add_macro();
}
}
static void begin_include_file(const char*name) {
InputStack*nxt=inpstack;
inpstack=malloc(sizeof(InputStack));
if(!inpstack) fatal("Allocation failed\n");
inpstack->classfp=classfp;
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647 648 649 650 651 652 653 | 655 656 657 658 659 660 661 662 663 664 665 666 667 668 | - - - - - - - - - - - - - - - - - - - - - |
static void begin_macro(TokenList*mac) {
MacroStack*ms=malloc(sizeof(MacroStack));
TokenList**ap=0;
int a=0;
int b=0;
int c=0;
if(StackProtection()) fatal("Stack overflow\n");
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Modified comconfig.doc from [e827074f10] to [67db4df1f4].
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12 13 14 15 16 17 18 | 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | - + + - + + | decimal notation, as a string token (not as a numeric token). CONFIG_DEFAULT_RESOURCES If defined, read resource configuration from the specified file if it cannot find the configuration file in the home directory. CONFIG_GLOBAL_HASH_SIZE |
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