WebSVN – tendra.SVN – Diff – /trunk/src/tools/tld/arg-parse.c

+/*
+ * Copyright (c) 2002-2006 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 "gen-errors.h"
 /*--------------------------------------------------------------------------*/
 void
-arg_parse_intern_descriptions PROTO_N ((arg_list))
+arg_parse_intern_descriptions(ArgListP arg_list)
-			      PROTO_T (ArgListP arg_list)
+{
-    while ((arg_list->name != NIL (CStringP)) ||
+    while ((arg_list->name != NIL(CStringP)) ||
-	   (arg_list->short_name != '\0')) {
+	  (arg_list->short_name != '\0')) {
-	EStringP estring = error_lookup_string (arg_list->u.name);
+	EStringP estring = error_lookup_string(arg_list->u.name);
-	ASSERT (estring != NIL (EStringP));
+	ASSERT(estring != NIL(EStringP));
 	arg_list->u.message = estring;
-	arg_list ++;
+	arg_list++;
+    }
+}
 int
-arg_parse_arguments PROTO_N ((arg_list, usage, argc, argv))
+arg_parse_arguments(ArgListP arg_list,			     EStringP usage ,
-		    PROTO_T (ArgListP arg_list X
-			     EStringP usage X
-			     int      argc X
+			     int      argc ,
 			     char   **argv)
+{
     int       tmp_argc = argc;
     char    **tmp_argv = argv;
     ArgUsageT closure;
-    closure.usage    = error_string_contents (usage);
+    closure.usage    = error_string_contents(usage);
     closure.arg_list = arg_list;
     while (tmp_argc) {
-	CStringP option = (tmp_argv [0]);
+	CStringP option = (tmp_argv[0]);
-	char     c      = (option [0]);
+	char     c      = (option[0]);
-	if ((((c == '-') && (option [1] == '-')) ||
+	if ((((c == '-') && (option[1] == '-')) ||
-	     ((c == '+') && (option [1] == '+'))) && (option [2] == '\0')) {
+	    ((c == '+') && (option[1] == '+'))) && (option[2] == '\0')) {
-	    return (argc - tmp_argc + 1);
+	    return(argc - tmp_argc + 1);
-	} else if (((c == '-') && (option [1] == '-')) ||
+	} else if (((c == '-') && (option[1] == '-')) ||
-		   ((c == '+') && (option [1] == '+'))) {
+		  ((c == '+') && (option[1] == '+'))) {
 	    ArgListP tmp_list  = arg_list;
-	    ArgListP chosen    = NIL (ArgListP);
+	    ArgListP chosen    = NIL(ArgListP);
 	    unsigned matches   = 0;
-	    CStringP immediate = NIL (CStringP);
+	    CStringP immediate = NIL(CStringP);
-	    while ((tmp_list->name != NIL (CStringP)) ||
+	    while ((tmp_list->name != NIL(CStringP)) ||
-		   (tmp_list->short_name != '\0')) {
+		  (tmp_list->short_name != '\0')) {
 		CStringP opt = (tmp_list->name);
-		CStringP arg = (&(option [2]));
+		CStringP arg = (& (option[2]));
-		if (opt != NIL (CStringP)) {
+		if (opt != NIL(CStringP)) {
 		    char optch;
 		    char argch;
 		    do {
-			optch = (*opt ++);
+			optch = (*opt++);
-			argch = (*arg ++);
+			argch = (*arg++);
 		    } while (optch && argch && (optch == argch));
 		    if (optch == argch) {
 			chosen    = tmp_list;
 			matches   = 1;
 			immediate = (arg - 1);
 			break;
 		    } else if ((optch == '\0') &&
-			       (((tmp_list->type) == AT_IMMEDIATE) ||
+			      (((tmp_list->type) == AT_IMMEDIATE) ||
 				((tmp_list->type) == AT_EITHER))) {
 			chosen    = tmp_list;
 			matches   = 1;
 			immediate = (arg - 1);
 			break;
 		    } else if (argch == '\0') {
 			chosen = tmp_list;
-			matches ++;
+			matches++;
+		    }
+		}
-		tmp_list ++;
+		tmp_list++;
+	    }
 	    if (matches == 0) {
-		E_arg_parse_unknown_option (option, &closure);
+		E_arg_parse_unknown_option(option, &closure);
 		UNREACHED;
 	    } else if (matches > 1) {
-		E_arg_parse_ambiguous_option (option, &closure);
+		E_arg_parse_ambiguous_option(option, &closure);
 		UNREACHED;
 	    } else {
-		switch (chosen->type) EXHAUSTIVE {
+		switch (chosen->type)EXHAUSTIVE {
 		  case AT_SWITCH:
-		    (*((BoolP) (chosen->closure))) = (c == '-');
+		   (*((BoolP)(chosen->closure))) = (c == '-');
 		    break;
 		  case AT_NEG_SWITCH:
-		    (*((BoolP) (chosen->closure))) = (c == '+');
+		   (*((BoolP)(chosen->closure))) = (c == '+');
 		    break;
 		  case AT_PROC_SWITCH:
-		    (*(chosen->proc)) (option, &closure, chosen->closure,
+		   (*(chosen->proc))(option, &closure, chosen->closure,
 				       c == '-');
 		    break;
 		  case AT_IMMEDIATE:
-		    if (immediate != NIL (CStringP)) {
+		    if (immediate != NIL(CStringP)) {
-			(*(chosen->proc)) (option, &closure, chosen->closure,
+			(*(chosen->proc))(option, &closure, chosen->closure,
 					   immediate);
 		    } else {
-			E_arg_parse_unknown_option (option, &closure);
+			E_arg_parse_unknown_option(option, &closure);
 			UNREACHED;
+		    }
 		    break;
 		  case AT_EITHER:
-		    if (immediate != NIL (CStringP)) {
+		    if (immediate != NIL(CStringP)) {
-			if (immediate [0] != '\0') {
+			if (immediate[0]!= '\0') {
-			    (*(chosen->proc)) (option, &closure,
+			   (*(chosen->proc))(option, &closure,
 					       chosen->closure, immediate);
 			} else if (tmp_argc > 1) {
-			    tmp_argv ++;
+			    tmp_argv++;
-			    tmp_argc --;
+			    tmp_argc--;
-			    (*(chosen->proc)) (option, &closure,
+			   (*(chosen->proc))(option, &closure,
-					       chosen->closure, tmp_argv [0]);
+					       chosen->closure, tmp_argv[0]);
 			} else {
-			    E_arg_parse_missing_argument (option, &closure);
+			    E_arg_parse_missing_argument(option, &closure);
 			    UNREACHED;
+			}
 		    } else {
-			E_arg_parse_unknown_option (option, &closure);
+			E_arg_parse_unknown_option(option, &closure);
 			UNREACHED;
+		    }
 		    break;
 		  case AT_FOLLOWING:
 		    if (tmp_argc > 1) {
-			tmp_argv ++;
+			tmp_argv++;
-			tmp_argc --;
+			tmp_argc--;
-			(*(chosen->proc)) (option, &closure, chosen->closure,
+			(*(chosen->proc))(option, &closure, chosen->closure,
-					   tmp_argv [0]);
+					   tmp_argv[0]);
 		    } else {
-			E_arg_parse_missing_argument (option, &closure);
+			E_arg_parse_missing_argument(option, &closure);
 			UNREACHED;
+		    }
 		    break;
 		  case AT_EMPTY:
-		    (*(chosen->proc)) (option, &closure, chosen->closure);
+		   (*(chosen->proc))(option, &closure, chosen->closure);
 		    break;
 		  case AT_FOLLOWING2:
 		    if (tmp_argc > 2) {
 			tmp_argv += 2;
 			tmp_argc -= 2;
-			(*(chosen->proc)) (option, &closure, chosen->closure,
+			(*(chosen->proc))(option, &closure, chosen->closure,
-					   tmp_argv [-1], tmp_argv [0]);
+					   tmp_argv[-1], tmp_argv[0]);
 		    } else {
-			E_arg_parse_missing_argument (option, &closure);
+			E_arg_parse_missing_argument(option, &closure);
 			UNREACHED;
+		    }
 		    break;
 		  case AT_FOLLOWING3:
 		    if (tmp_argc > 3) {
 			tmp_argv += 3;
 			tmp_argc -= 3;
-			(*(chosen->proc)) (option, &closure, chosen->closure,
+			(*(chosen->proc))(option, &closure, chosen->closure,
-					   tmp_argv [-2], tmp_argv [-1],
+					   tmp_argv[-2], tmp_argv[-1],
-					   tmp_argv [0]);
+					   tmp_argv[0]);
 		    } else {
-			E_arg_parse_missing_argument (option, &closure);
+			E_arg_parse_missing_argument(option, &closure);
 			UNREACHED;
+		    }
 		    break;
+		}
+	    }
-	} else if (((c == '-') && (option [1] == '+')) ||
+	} else if (((c == '-') && (option[1] == '+')) ||
-		   ((c == '+') && (option [1] == '-')) ||
+		  ((c == '+') && (option[1] == '-')) ||
-		   ((c == '-') && (option [1] == '\0')) ||
+		  ((c == '-') && (option[1] == '\0')) ||
-		   ((c == '+') && (option [1] == '\0'))) {
+		  ((c == '+') && (option[1] == '\0'))) {
-	    E_arg_parse_unknown_option (option, &closure);
+	    E_arg_parse_unknown_option(option, &closure);
 	    UNREACHED;
 	} else if ((c == '-') || (c == '+')) {
-	    CStringP opt = &(option [1]);
+	    CStringP opt = & (option[1]);
-	    while ((opt != NIL (CStringP)) && (*opt != '\0')) {
+	    while ((opt != NIL(CStringP)) && (*opt != '\0')) {
 		ArgListP tmp_list = arg_list;
-		ArgListP chosen   = NIL (ArgListP);
+		ArgListP chosen   = NIL(ArgListP);
-		while ((tmp_list->name != NIL (CStringP)) ||
+		while ((tmp_list->name != NIL(CStringP)) ||
-		       (tmp_list->short_name != '\0')) {
+		      (tmp_list->short_name != '\0')) {
 		    if (tmp_list->short_name == *opt) {
 			chosen = tmp_list;
 			break;
+		    }
-		    tmp_list ++;
+		    tmp_list++;
+		}
 		if (chosen) {
-		    switch (chosen->type) EXHAUSTIVE {
+		    switch (chosen->type)EXHAUSTIVE {
 		      case AT_SWITCH:
-			(*((BoolP) (chosen->closure))) = (c == '-');
+			(*((BoolP)(chosen->closure))) = (c == '-');
 			break;
 		      case AT_NEG_SWITCH:
-			(*((BoolP) (chosen->closure))) = (c == '+');
+			(*((BoolP)(chosen->closure))) = (c == '+');
 			break;
 		      case AT_PROC_SWITCH:
-			(*(chosen->proc)) (opt, &closure, chosen->closure,
+			(*(chosen->proc))(opt, &closure, chosen->closure,
 					   c == '-');
 			break;
 		      case AT_IMMEDIATE:
-			(*(chosen->proc)) (opt, &closure, chosen->closure,
+			(*(chosen->proc))(opt, &closure, chosen->closure,
 					   opt + 1);
-			opt = NIL (CStringP);
+			opt = NIL(CStringP);
 			break;
 		      case AT_EITHER:
-			if (opt [1] != '\0') {
+			if (opt[1]!= '\0') {
-			    (*(chosen->proc)) (opt, &closure, chosen->closure,
+			   (*(chosen->proc))(opt, &closure, chosen->closure,
 					       opt + 1);
 			} else if (tmp_argc > 1) {
-			    tmp_argv ++;
+			    tmp_argv++;
-			    tmp_argc --;
+			    tmp_argc--;
-			    (*(chosen->proc)) (opt, &closure, chosen->closure,
+			   (*(chosen->proc))(opt, &closure, chosen->closure,
-					       tmp_argv [0]);
+					       tmp_argv[0]);
 			} else {
-			    E_arg_parse_missing_short_arg (option, opt,
+			    E_arg_parse_missing_short_arg(option, opt,
 							   &closure);
 			    UNREACHED;
+			}
-			opt = NIL (CStringP);
+			opt = NIL(CStringP);
 			break;
 		      case AT_FOLLOWING:
 			if (tmp_argc > 1) {
-			    tmp_argv ++;
+			    tmp_argv++;
-			    tmp_argc --;
+			    tmp_argc--;
-			    (*(chosen->proc)) (opt, &closure, chosen->closure,
+			   (*(chosen->proc))(opt, &closure, chosen->closure,
-					       tmp_argv [0]);
+					       tmp_argv[0]);
 			} else {
-			    E_arg_parse_missing_short_arg (option, opt,
+			    E_arg_parse_missing_short_arg(option, opt,
 							   &closure);
 			    UNREACHED;
+			}
 			break;
 		      case AT_EMPTY:
-			(*(chosen->proc)) (opt, &closure, chosen->closure);
+			(*(chosen->proc))(opt, &closure, chosen->closure);
 			break;
 		      case AT_FOLLOWING2:
 			if (tmp_argc > 2) {
 			    tmp_argv += 2;
 			    tmp_argc -= 2;
-			    (*(chosen->proc)) (opt, &closure, chosen->closure,
+			   (*(chosen->proc))(opt, &closure, chosen->closure,
-					       tmp_argv [-1], tmp_argv [0]);
+					       tmp_argv[-1], tmp_argv[0]);
 			} else {
-			    E_arg_parse_missing_short_arg (option, opt,
+			    E_arg_parse_missing_short_arg(option, opt,
 							   &closure);
 			    UNREACHED;
+			}
 			break;
 		      case AT_FOLLOWING3:
 			if (tmp_argc > 3) {
 			    tmp_argv += 3;
 			    tmp_argc -= 3;
-			    (*(chosen->proc)) (opt, &closure, chosen->closure,
+			   (*(chosen->proc))(opt, &closure, chosen->closure,
-					       tmp_argv [-2], tmp_argv [-1],
+					       tmp_argv[-2], tmp_argv[-1],
-					       tmp_argv [0]);
+					       tmp_argv[0]);
 			} else {
-			    E_arg_parse_missing_short_arg (option, opt,
+			    E_arg_parse_missing_short_arg(option, opt,
 							   &closure);
 			    UNREACHED;
+			}
 			break;
+		    }
 		} else {
-		    E_arg_parse_unknown_short_opt (option, opt, &closure);
+		    E_arg_parse_unknown_short_opt(option, opt, &closure);
 		    UNREACHED;
+		}
 		if (opt) {
-		    opt ++;
+		    opt++;
+		}
+	    }
 	} else {
-	    return (argc - tmp_argc);
+	    return(argc - tmp_argc);
+	}
-	tmp_argv ++;
+	tmp_argv++;
-	tmp_argc --;
+	tmp_argc--;
+    }
-    return (argc);
+    return(argc);
+}
 void
-write_arg_usage PROTO_N ((ostream, closure))
+write_arg_usage(OStreamP  ostream,			 ArgUsageP closure)
-		PROTO_T (OStreamP  ostream X
-			 ArgUsageP closure)
+{
     CStringP usage    = (closure->usage);
     ArgListP arg_list = (closure->arg_list);
-    write_cstring (ostream, usage);
+    write_cstring(ostream, usage);
-    while ((arg_list->name != NIL (CStringP)) ||
+    while ((arg_list->name != NIL(CStringP)) ||
-	   (arg_list->short_name != '\0')) {
+	  (arg_list->short_name != '\0')) {
-	CStringP desc = error_string_contents (arg_list->u.message);
+	CStringP desc = error_string_contents(arg_list->u.message);
 	if (arg_list->name) {
-	    write_newline (ostream);
+	    write_newline(ostream);
-	    write_cstring (ostream, "    {--|++}");
+	    write_cstring(ostream, "    {--|++}");
-	    write_cstring (ostream, arg_list->name);
+	    write_cstring(ostream, arg_list->name);
-	    write_cstring (ostream, desc);
+	    write_cstring(ostream, desc);
+	}
 	if (arg_list->short_name != '\0') {
-	    write_newline (ostream);
+	    write_newline(ostream);
-	    write_cstring (ostream, "    {-|+}");
+	    write_cstring(ostream, "    {-|+}");
-	    write_char (ostream, arg_list->short_name);
+	    write_char(ostream, arg_list->short_name);
-	    write_cstring (ostream, desc);
+	    write_cstring(ostream, desc);
+	}
-	arg_list ++;
+	arg_list++;
+    }
+}
 /*
  * Local variables(smf):

Subversion Repositories tendra.SVN

(root)/trunk/src/tools/tld/arg-parse.c – Rev 2 → 7