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Added detection of empty sample blocks (we don't want that)

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Added detection of duplicate sample blocks
This commit is contained in:
Thomas Jensen 1999-06-17 19:04:45 +00:00
parent 215f312b73
commit 80fb0649a8
1 changed files with 27 additions and 5 deletions
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32
src/parser.y
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@ -4,7 +4,7 @@
* Date created: March 16, 1999 (Tuesday, 17:17h) * Date created: March 16, 1999 (Tuesday, 17:17h)
* Author: Thomas Jensen * Author: Thomas Jensen
* tsjensen@stud.informatik.uni-erlangen.de * tsjensen@stud.informatik.uni-erlangen.de
* Version: $Id: parser.y,v 1.8 1999/06/03 18:54:49 tsjensen Exp tsjensen $ * Version: $Id: parser.y,v 1.9 1999/06/14 12:13:01 tsjensen Exp tsjensen $
* Language: yacc (ANSI C) * Language: yacc (ANSI C)
* Purpose: Yacc parser for boxes configuration files * Purpose: Yacc parser for boxes configuration files
* Remarks: --- * Remarks: ---
@ -12,6 +12,10 @@
* Revision History: * Revision History:
* *
* $Log: parser.y,v $ * $Log: parser.y,v $
* Revision 1.9 1999/06/14 12:13:01 tsjensen
* Added YREVERSE token
* Added code for regexp reversion
*
* Revision 1.8 1999/06/03 18:54:49 tsjensen * Revision 1.8 1999/06/03 18:54:49 tsjensen
* *** empty log message *** * *** empty log message ***
* *
@ -52,7 +56,7 @@
#include "boxes.h" #include "boxes.h"
const char rcsid_parser_y[] = const char rcsid_parser_y[] =
"$Id: parser.y,v 1.8 1999/06/03 18:54:49 tsjensen Exp tsjensen $"; "$Id: parser.y,v 1.9 1999/06/14 12:13:01 tsjensen Exp tsjensen $";
static int pflicht = 0; static int pflicht = 0;
@ -381,8 +385,8 @@ entry: KEYWORD STRING
designs[design_idx].indentmode = $2[0]; designs[design_idx].indentmode = $2[0];
} }
else { else {
yyerror ("%s: indent keyword must be followed by \"text\", " yyerror ("indent keyword must be followed by \"text\", "
"\"box\", or \"none\"\n", PROJECT); "\"box\", or \"none\"\n");
YYABORT; YYABORT;
} }
} }
@ -404,11 +408,29 @@ entry: KEYWORD STRING
block: YSAMPLE '{' STRING '}' block: YSAMPLE '{' STRING '}'
{ {
line_t line;
#ifdef DEBUG #ifdef DEBUG
fprintf (stderr, "SAMPLE block rule fulfilled\n"); fprintf (stderr, "SAMPLE block rule fulfilled\n");
#endif #endif
designs[design_idx].sample = (char *) strdup ($3); if (designs[design_idx].sample) {
yyerror ("Duplicate SAMPLE block");
YYABORT;
}
line.text = (char *) strdup ($3);
if (line.text == NULL) {
perror (PROJECT);
YYABORT;
}
line.len = strlen (line.text);
if (empty_line(&line)) {
yyerror ("SAMPLE entry must not be empty");
BFREE (line.text);
YYABORT;
}
designs[design_idx].sample = line.text;
++pflicht; ++pflicht;
} }