src/helper/nvp.c

   1 // SPDX-License-Identifier: BSD-2-Clause-Views
   2
   3 /*
   4  * Copyright 2005 Salvatore Sanfilippo <antirez@invece.org>
   5  * Copyright 2005 Clemens Hintze <c.hintze@gmx.net>
   6  * Copyright 2005 patthoyts - Pat Thoyts <patthoyts@users.sf.net>
   7  * Copyright 2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com
   8  * Copyright 2008 Andrew Lunn <andrew@lunn.ch>
   9  * Copyright 2008 Duane Ellis <openocd@duaneellis.com>
  10  * Copyright 2008 Uwe Klein <uklein@klein-messgeraete.de>
  11  * Copyright 2008 Steve Bennett <steveb@workware.net.au>
  12  * Copyright 2009 Nico Coesel <ncoesel@dealogic.nl>
  13  * Copyright 2009 Zachary T Welch zw@superlucidity.net
  14  * Copyright 2009 David Brownell
  15  * Copyright (c) 2005-2011 Jim Tcl Project. All rights reserved.
  16  *
  17  * This file is extracted from jim_nvp.c, originally part of jim TCL code.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #include "config.h"
  22 #endif
  23
  24 #include <string.h>
  25
  26 #include <helper/command.h>
  27 #include <helper/nvp.h>
  28
  29 const struct nvp *nvp_name2value(const struct nvp *p, const char *name)
  30 {
  31         while (p->name) {
  32                 if (strcmp(name, p->name) == 0)
  33                         break;
  34                 p++;
  35         }
  36         return p;
  37 }
  38
  39 const struct nvp *nvp_value2name(const struct nvp *p, int value)
  40 {
  41         while (p->name) {
  42                 if (value == p->value)
  43                         break;
  44                 p++;
  45         }
  46         return p;
  47 }
  48
  49 void nvp_unknown_command_print(struct command_invocation *cmd, const struct nvp *nvp,
  50         const char *param_name, const char *param_value)
  51 {
  52         if (param_name)
  53                 command_print_sameline(cmd, "%s: Unknown: %s, try one of: ", param_name, param_value);
  54         else
  55                 command_print_sameline(cmd, "Unknown param: %s, try one of: ", param_value);
  56
  57         while (nvp->name) {
  58                 if ((nvp + 1)->name)
  59                         command_print_sameline(cmd, "%s, ", nvp->name);
  60                 else
  61                         command_print(cmd, "or %s", nvp->name);
  62
  63                 nvp++;
  64         }
  65
  66         /* We assume nvp to be not empty and loop has been taken; no need to add a '\n' */
  67 }