WebSVN – tendra.SVN – Diff – /branches/tendra5/src/tools/tnc/help.c

+/*
+ * Copyright (c) 2002-2005 The TenDRA Project <http://www.tendra.org/>.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of The TenDRA Project nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific, prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
+ * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * $Id$
+ */
 /*
     		 Crown Copyright (c) 1997
     This TenDRA(r) Computer Program is subject to Copyright
     owned by the United Kingdom Secretary of State for Defence
     acting through the Defence Evaluation and Research Agency
     (DERA).  It is made available to Recipients with a
     royalty-free licence for its use, reproduction, transfer
     to other parties and amendment for any purpose not excluding
     product development provided that any such use et cetera
     shall be deemed to be acceptance of the following conditions:-
         (1) Its Recipients shall ensure that this Notice is
         reproduced upon any copies or amended versions of it;
         (2) Any amended version of it shall be clearly marked to
         show both the nature of and the organisation responsible
         for the relevant amendment or amendments;
         (3) Its onward transfer from a recipient to another
         party shall be deemed to be that party's acceptance of
         these conditions;
         (4) DERA gives no warranty or assurance as to its
         quality or suitability for any purpose and DERA accepts
         no liability whatsoever in relation to any use to which
         it may be put.
 */
 #include "config.h"
 #include "types.h"
 #include "read_types.h"
 #include "analyser.h"
+#include "help.h"
 #include "node.h"
 #include "table.h"
 #include "tdf.h"
 #include "utility.h"
     FLAG
     Should help information be printed in functional form?
 */
-boolean func_help = 0 ;
+boolean func_help = 0;
 /*
     PRINT A LIST OF ARGUMENTS
     This routine prints the arguments corresponding to the argument
     string str.  The flag num is true to indicate an actual TDF
     integer, rather than the identifier for a tag, token etc.
 */
-static void help_args
+static void
-    PROTO_N ( ( str, num ) )
-    PROTO_T ( char *str X boolean num )
+help_args(char *str, boolean num)
+{
-    char c ;
+    char c;
-    boolean started = 0 ;
+    boolean started = 0;
-    while ( c = *str, c != 0 && c != ']' ) {
+    while (c = *str, c != 0 && c != ']') {
-	if ( func_help && started ) IGNORE putchar ( ',' ) ;
+	if (func_help && started)IGNORE putchar(',');
-	switch ( c ) {
+	switch (c) {
-	    case '[' :
+	    case '[':
-	    case '{' :
+	    case '{':
-	    case '}' :
+	    case '}':
-	    case '&' :
+	    case '&':
-	    case '^' :
+	    case '^':
-	    case '|' : {
+	    case '|': {
 		/* Ignore these cases */
-		break ;
+		break;
+	    }
-	    case 'i' : {
+	    case 'i': {
 		/* Numbers or identifiers */
-		if ( num ) {
+		if (num) {
-		    IGNORE printf ( " number" ) ;
+		    IGNORE printf(" number");
 		} else {
-		    IGNORE printf ( " identifier" ) ;
+		    IGNORE printf(" identifier");
+		}
-		break ;
+		break;
+	    }
-	    case 'j' : {
+	    case 'j': {
 		/* Ignore bits */
-		break ;
+		break;
+	    }
-	    case '$' : {
+	    case '$': {
 		/* Strings */
-		IGNORE printf ( " tdfstring" ) ;
+		IGNORE printf(" tdfstring");
-		break ;
+		break;
+	    }
-	    case '*' : {
+	    case '*': {
 		/* Repeated arguments */
-		str += 2 ;
+		str += 2;
-		help_args ( str, 0 ) ;
+		help_args(str, 0);
-		if ( func_help ) {
+		if (func_help) {
-		    IGNORE printf ( ", ...," ) ;
+		    IGNORE printf(", ...,");
 		} else {
-		    IGNORE printf ( " ..." ) ;
+		    IGNORE printf(" ...");
+		}
-		help_args ( str, 0 ) ;
+		help_args(str, 0);
-		str = skip_text ( str ) ;
+		str = skip_text(str);
-		break ;
+		break;
+	    }
-	    case '?' : {
+	    case '?': {
 		/* Optional arguments */
-		str += 2 ;
+		str += 2;
-		IGNORE printf ( " [" ) ;
+		IGNORE printf(" [");
-		help_args ( str, 0 ) ;
+		help_args(str, 0);
-		IGNORE printf ( " ]" ) ;
+		IGNORE printf(" ]");
-		str = skip_text ( str ) ;
+		str = skip_text(str);
-		break ;
+		break;
+	    }
-	    case '@' : {
+	    case '@': {
 		/* Conditional arguments */
-		str += 2 ;
+		str += 2;
-		help_args ( str, 0 ) ;
+		help_args(str, 0);
-		str = skip_text ( str ) ;
+		str = skip_text(str);
-		break ;
+		break;
+	    }
-	    case '!' : {
+	    case '!': {
 		/* Token applications */
-		if ( func_help ) {
+		if (func_help) {
-		    IGNORE printf ( " identifier ( arg, ..., arg )" ) ;
+		    IGNORE printf(" identifier ( arg, ..., arg )");
 		} else {
-		    IGNORE printf ( " ( identifier arg ... arg )" ) ;
+		    IGNORE printf(" ( identifier arg ... arg )");
+		}
-		break ;
+		break;
+	    }
-	    case 'F' : {
+	    case 'F': {
-		is_fatal = 0 ;
+		is_fatal = 0;
-		input_error ( "Foreign sorts not supported" ) ;
+		input_error("Foreign sorts not supported");
-		break ;
+		break;
+	    }
 	    default : {
-		sortname s = find_sort ( c ) ;
+		sortname s = find_sort(c);
-		IGNORE printf ( " %s", sort_name ( s ) ) ;
+		IGNORE printf(" %s", sort_name(s));
-		break ;
+		break;
+	    }
+	}
-	if ( c != 'j' ) started = 1 ;
+	if (c != 'j')started = 1;
-	str++ ;
+	str++;
+    }
-    return ;
+    return;
+}
 /*
     OUTPUT HELP INFORMATION
     The help information on the construct p is output.
 */
-static void output_help
+static void
-    PROTO_N ( ( p ) )
-    PROTO_T ( construct *p )
+output_help(construct *p)
+{
-    char *args = get_char_info ( p ) ;
+    char *args = get_char_info(p);
-    IGNORE printf ( ( func_help ? "%s" : "( %s" ), p->name ) ;
+    IGNORE printf((func_help ? "%s" : "( %s"), p->name);
-    if ( args ) {
+    if (args) {
-	boolean num = 0 ;
+	boolean num = 0;
-	if ( ( p->sortnum == SORT_nat && p->encoding == ENC_make_nat ) ||
+	if ((p->sortnum == SORT_nat && p->encoding == ENC_make_nat) ||
-	     ( p->sortnum == SORT_signed_nat &&
+	    (p->sortnum == SORT_signed_nat &&
-	       p->encoding == ENC_make_signed_nat ) ) {
+	       p->encoding == ENC_make_signed_nat)) {
-	    num = 1 ;
+	    num = 1;
+	}
-	if ( func_help ) IGNORE printf ( " (" ) ;
+	if (func_help)IGNORE printf(" (");
-	help_args ( args, num ) ;
+	help_args(args, num);
-	if ( func_help ) IGNORE printf ( " )" ) ;
+	if (func_help)IGNORE printf(" )");
+    }
-    if ( !func_help ) IGNORE printf ( " )" ) ;
+    if (!func_help)IGNORE printf(" )");
-    IGNORE printf ( " -> %s\n", sort_name ( p->sortnum ) ) ;
+    IGNORE printf(" -> %s\n", sort_name(p->sortnum));
-    return ;
+    return;
+}
 /*
     PRINT HELP ON A TDF CONSTRUCT
     The help information on the construct named nm is output.
 */
-void help
+void
-    PROTO_N ( ( nm ) )
-    PROTO_T ( char *nm )
+help(char *nm)
+{
-    sortname s ;
+    sortname s;
-    construct *p ;
+    construct *p;
-    static int sorted = 0 ;
+    static int sorted = 0;
-    func_help = func_input ;
+    func_help = func_input;
     /* Check for "help all" */
-    if ( streq ( nm, "all" ) ) {
+    if (streq(nm, "all")) {
-	for ( s = 0 ; s < SORT_no ; s++ ) {
+	for (s = 0; s < SORT_no; s++) {
-	    if ( s != SORT_sortname ) {
+	    if (s != SORT_sortname) {
-		sort_table ( cons_hash_tables, s ) ;
+		sort_table(cons_hash_tables, s);
-		sorted = 1 ;
+		sorted = 1;
-		p = cons_hash_tables [ hash_size * s ] ;
+		p = cons_hash_tables[hash_size * s];
-		if ( p ) {
+		if (p) {
-		    for ( ; p ; p = p->next ) output_help ( p ) ;
+		    for (; p; p = p->next)output_help(p);
-		    IGNORE printf ( "\n" ) ;
+		    IGNORE printf("\n");
+		}
+	    }
+	}
-	return ;
+	return;
+    }
     /* Check for "help construct" */
-    for ( s = 0 ; s < SORT_no ; s++ ) {
+    for (s = 0; s < SORT_no; s++) {
-	if ( s != SORT_sortname ) {
+	if (s != SORT_sortname) {
-	    p = search_cons_hash ( nm, s ) ;
+	    p = search_cons_hash(nm, s);
-	    if ( p ) {
+	    if (p) {
-		output_help ( p ) ;
+		output_help(p);
-		return ;
+		return;
+	    }
-	    if ( sorted ) {
+	    if (sorted) {
-		p = cons_hash_tables [ hash_size * s ] ;
+		p = cons_hash_tables[hash_size * s];
-		for ( ; p ; p = p->next ) {
+		for (; p; p = p->next) {
-		    if ( streq ( nm, p->name ) ) {
+		    if (streq(nm, p->name)) {
-			output_help ( p ) ;
+			output_help(p);
-			return ;
+			return;
+		    }
+		}
+	    }
+	}
+    }
     /* Check for "help sort" */
-    if ( streq ( nm, "alignment_sort" ) ) nm = "alignment" ;
+    if (streq(nm, "alignment_sort"))nm = "alignment";
-    p = search_cons_hash ( nm, SORT_sortname ) ;
+    p = search_cons_hash(nm, SORT_sortname);
-    if ( p ) {
+    if (p) {
-	s = ( sortname ) p->encoding ;
+	s = (sortname)p->encoding;
-	sort_table ( cons_hash_tables, s ) ;
+	sort_table(cons_hash_tables, s);
-	sorted = 1 ;
+	sorted = 1;
-	p = cons_hash_tables [ hash_size * s ] ;
+	p = cons_hash_tables[hash_size * s];
-	for ( ; p ; p = p->next ) output_help ( p ) ;
+	for (; p; p = p->next)output_help(p);
-	return ;
+	return;
+    }
     /* Unknown construct */
-    is_fatal = 0 ;
+    is_fatal = 0;
-    input_error ( "Unknown construct, %s", nm ) ;
+    input_error("Unknown construct, %s", nm);
-    return ;
+    return;
+}

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(root)/branches/tendra5/src/tools/tnc/help.c – Rev 5 → 6