зеркало из https://github.com/mozilla/gecko-dev.git
116 строки
3.6 KiB
C
116 строки
3.6 KiB
C
/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the Netscape security libraries.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1994-2000 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the
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* terms of the GNU General Public License Version 2 or later (the
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* "GPL"), in which case the provisions of the GPL are applicable
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* instead of those above. If you wish to allow use of your
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* version of this file only under the terms of the GPL and not to
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* allow others to use your version of this file under the MPL,
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* indicate your decision by deleting the provisions above and
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* replace them with the notice and other provisions required by
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* the GPL. If you do not delete the provisions above, a recipient
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* may use your version of this file under either the MPL or the
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* GPL.
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*/
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#ifndef _CMDUTIL_H_
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#define _CMDUTIL_H_
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#include <stdio.h>
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#include "nspr.h"
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#include "nssbase.h"
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typedef int
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(* CMD_PPFunc)(PRFileDesc *out, NSSItem *item, char *msg, int level);
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/*
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* Command Line Parsing routines
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*
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* The attempt here is to provide common functionality for command line
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* parsing across an array of tools. The tools should obey the historical
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* rules of:
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*
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* (1) one command per line,
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* (2) the command should be uppercase,
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* (3) options should be lowercase,
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* (4) a short usage statement is presented in case of error,
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* (5) a long usage statement is given by -? or --help
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*/
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/* To aid in formatting usage output. XXX Uh, why exposed? */
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typedef struct cmdPrintStateStr cmdPrintState;
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typedef enum {
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CMDArgReq = 0,
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CMDArgOpt,
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CMDNoArg
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} CMDArg;
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struct cmdCommandLineArgStr {
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char c; /* one-character alias for flag */
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char *s; /* string alias for flag */
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CMDArg argUse; /* flag takes an argument */
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char *arg; /* argument given for flag */
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PRBool on; /* flag was issued at command-line */
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int req; /* required arguments for commands */
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int opt; /* optional arguments for commands */
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};
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struct cmdCommandLineOptStr {
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char c; /* one-character alias for flag */
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char *s; /* string alias for flag */
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CMDArg argUse; /* flag takes an argument */
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char *arg; /* argument given for flag */
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PRBool on; /* flag was issued at command-line */
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};
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typedef struct cmdCommandLineArgStr cmdCommandLineArg;
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typedef struct cmdCommandLineOptStr cmdCommandLineOpt;
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struct cmdCommandStr {
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int ncmd;
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int nopt;
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cmdCommandLineArg *cmd;
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cmdCommandLineOpt *opt;
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};
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typedef struct cmdCommandStr cmdCommand;
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int
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CMD_ParseCommandLine(int argc, char **argv, char *progName, cmdCommand *cmd);
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typedef void
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(* cmdUsageCallback)(cmdPrintState *, int, PRBool, PRBool, PRBool);
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#define CMDBIT(n) (1<<n)
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void
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CMD_Usage(char *progName, cmdCommand *cmd);
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void
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CMD_LongUsage(char *progName, cmdCommand *cmd, cmdUsageCallback use);
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void
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CMD_PrintUsageString(cmdPrintState *ps, char *str);
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#endif /* _CMDUTIL_H_ */
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