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common: Allow standalone build of argparse.c

* common/argparse.h: Remove types.h - not required.
* common/argparse.c: Change to allow standalone use.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2015-03-17 09:19:55 +01:00
parent e0398fb110
commit eb5f2c0af6
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
2 changed files with 169 additions and 55 deletions

View File

@ -1,6 +1,6 @@
/* [argparse.c wk 17.06.97] Argument Parser for option handling
* Copyright (C) 1998-2001, 2006-2008, 2012 Free Software Foundation, Inc.
* Copyright (C) 1997-2001, 2006-2008, 2013 Werner Koch
* Copyright (C) 1998-2001, 2006-2008, 2012 Free Software Foundation, Inc.
* Copyright (C) 1997-2001, 2006-2008, 2013-2015 Werner Koch
*
* This file is part of JNLIB, which is a subsystem of GnuPG.
*
@ -29,6 +29,11 @@
* if not, see <http://www.gnu.org/licenses/>.
*/
/* This file may be used as part of GnuPG or standalone. A GnuPG
build is detected by the presence of the macro GNUPG_MAJOR_VERSION.
Some feature are only availalbe in the GnuPG build mode.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
@ -41,20 +46,114 @@
#include <limits.h>
#include <errno.h>
#include "libjnlib-config.h"
#include "mischelp.h"
#include "stringhelp.h"
#include "logging.h"
#ifdef JNLIB_NEED_UTF8CONV
#include "utf8conv.h"
#endif
#ifdef GNUPG_MAJOR_VERSION
# include "libjnlib-config.h"
# include "mischelp.h"
# include "stringhelp.h"
# include "logging.h"
# ifdef JNLIB_NEED_UTF8CONV
# include "utf8conv.h"
# endif
#endif /*GNUPG_MAJOR_VERSION*/
#include "argparse.h"
/* GnuPG uses GPLv3+ but a standalone version of this defaults to
GPLv2+ because that is the license of this file. Change this if
you include it in a program which uses GPLv3. If you don't want to
set a a copyright string for your usage() you may also hardcode it
here. */
#ifndef GNUPG_MAJOR_VERSION
# define ARGPARSE_GPL_VERSION 2
# define ARGPARSE_CRIGHT_STR "Copyright (C) YEAR NAME"
#else /* Used by GnuPG */
# define ARGPARSE_GPL_VERSION 3
# define ARGPARSE_CRIGHT_STR "Copyright (C) 2015 Free Software Foundation, Inc."
#endif /*GNUPG_MAJOR_VERSION*/
/* Replacements for standalone builds. */
#ifndef GNUPG_MAJOR_VERSION
# ifndef _
# define _(a) (a)
# endif
# ifndef DIM
# define DIM(v) (sizeof(v)/sizeof((v)[0]))
# endif
# define jnlib_malloc(a) malloc ((a))
# define jnlib_realloc(a,b) realloc ((a), (b))
# define jnlib_strdup(a) strdup ((a))
# define jnlib_free(a) free ((a))
# define jnlib_log_error my_log_error
# define jnlib_log_bug my_log_bug
# define trim_spaces(a) my_trim_spaces ((a))
# define map_static_macro_string(a) (a)
#endif /*!GNUPG_MAJOR_VERSION*/
#define ARGPARSE_STR(v) #v
#define ARGPARSE_STR2(v) ARGPARSE_STR(v)
/* Replacements for standalone builds. */
#ifndef GNUPG_MAJOR_VERSION
static void
my_log_error (const char *fmt, ...)
{
va_list arg_ptr ;
va_start (arg_ptr, fmt);
fprintf (stderr, "%s: ", strusage (11));
vfprintf (stderr, fmt, arg_ptr);
va_end (arg_ptr);
}
static void
my_log_bug (const char *fmt, ...)
{
va_list arg_ptr ;
va_start (arg_ptr, fmt);
fprintf (stderr, "%s: Ohhhh jeeee: ", strusage (11));
vfprintf (stderr, fmt, arg_ptr);
va_end (arg_ptr);
abort ();
}
static char *
my_trim_spaces (char *str)
{
char *string, *p, *mark;
string = str;
/* Find first non space character. */
for (p=string; *p && isspace (*(unsigned char*)p) ; p++)
;
/* Move characters. */
for ((mark = NULL); (*string = *p); string++, p++)
if (isspace (*(unsigned char*)p))
{
if (!mark)
mark = string;
}
else
mark = NULL;
if (mark)
*mark = '\0' ; /* Remove trailing spaces. */
return str ;
}
#endif /*!GNUPG_MAJOR_VERSION*/
/*********************************
* @Summary arg_parse
* #include <wk/lib.h>
* #include "argparse.h"
*
* typedef struct {
* char *argc; pointer to argc (value subject to change)
@ -1367,12 +1466,19 @@ strusage( int level )
switch ( level )
{
case 10: p = ("License GPLv3+: GNU GPL version 3 or later "
"<http://gnu.org/licenses/gpl.html>");
case 10:
#if ARGPARSE_GPL_VERSION == 3
p = ("License GPLv3+: GNU GPL version 3 or later "
"<http://gnu.org/licenses/gpl.html>");
#else
p = ("License GPLv2+: GNU GPL version 2 or later "
"<http://gnu.org/licenses/>");
#endif
break;
case 11: p = "foo"; break;
case 13: p = "0.0"; break;
case 14: p = "Copyright (C) 2015 Free Software Foundation, Inc."; break;
case 14: p = ARGPARSE_CRIGHT_STR; break;
case 15: p =
"This is free software: you are free to change and redistribute it.\n"
"There is NO WARRANTY, to the extent permitted by law.\n";
@ -1380,7 +1486,9 @@ strusage( int level )
case 16: p =
"This is free software; you can redistribute it and/or modify\n"
"it under the terms of the GNU General Public License as published by\n"
"the Free Software Foundation; either version 3 of the License, or\n"
"the Free Software Foundation; either version "
ARGPARSE_STR2(ARGPARSE_GPL_VERSION)
" of the License, or\n"
"(at your option) any later version.\n\n"
"It is distributed in the hope that it will be useful,\n"
"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
@ -1414,7 +1522,7 @@ static struct {
int myopt;
int echo;
int a_long_one;
}opt;
} opt;
int
main(int argc, char **argv)
@ -1422,7 +1530,7 @@ main(int argc, char **argv)
ARGPARSE_OPTS opts[] = {
ARGPARSE_x('v', "verbose", NONE, 0, "Laut sein"),
ARGPARSE_s_n('e', "echo" , ("Zeile ausgeben, damit wir sehen, "
"was wir ein gegeben haben")),
"was wir eingegeben haben")),
ARGPARSE_s_n('d', "debug", "Debug\nfalls mal etwas\nschief geht"),
ARGPARSE_s_s('o', "output", 0 ),
ARGPARSE_o_s('c', "cross-ref", "cross-reference erzeugen\n" ),
@ -1430,43 +1538,50 @@ main(int argc, char **argv)
ARGPARSE_s_n('s', "street","|Straße|set the name of the street to Straße"),
ARGPARSE_o_i('m', "my-option", 0),
ARGPARSE_s_n(500, "a-long-option", 0 ),
ARGPARSE_end
ARGPARSE_end()
};
ARGPARSE_ARGS pargs = { &argc, &argv, 2|4|32 };
int i;
ARGPARSE_ARGS pargs = { &argc, &argv, (ARGPARSE_FLAG_ALL
| ARGPARSE_FLAG_MIXED
| ARGPARSE_FLAG_ONEDASH) };
int i;
while( arg_parse ( &pargs, opts) ) {
switch( pargs.r_opt ) {
case -1 : printf( "arg='%s'\n", pargs.r.ret_str); break;
case 'v': opt.verbose++; break;
case 'e': opt.echo++; break;
case 'd': opt.debug++; break;
case 'o': opt.outfile = pargs.r.ret_str; break;
case 'c': opt.crf = pargs.r_type? pargs.r.ret_str:"a.crf"; break;
case 'm': opt.myopt = pargs.r_type? pargs.r.ret_int : 1; break;
case 500: opt.a_long_one++; break;
default : pargs.err = ARGPARSE_PRINT_WARNING; break;
while (arg_parse (&pargs, opts))
{
switch (pargs.r_opt)
{
case ARGPARSE_IS_ARG :
printf ("arg='%s'\n", pargs.r.ret_str);
break;
case 'v': opt.verbose++; break;
case 'e': opt.echo++; break;
case 'd': opt.debug++; break;
case 'o': opt.outfile = pargs.r.ret_str; break;
case 'c': opt.crf = pargs.r_type? pargs.r.ret_str:"a.crf"; break;
case 'm': opt.myopt = pargs.r_type? pargs.r.ret_int : 1; break;
case 500: opt.a_long_one++; break;
default : pargs.err = ARGPARSE_PRINT_WARNING; break;
}
}
for(i=0; i < argc; i++ )
printf("%3d -> (%s)\n", i, argv[i] );
puts("Options:");
if( opt.verbose )
printf(" verbose=%d\n", opt.verbose );
if( opt.debug )
printf(" debug=%d\n", opt.debug );
if( opt.outfile )
printf(" outfile='%s'\n", opt.outfile );
if( opt.crf )
printf(" crffile='%s'\n", opt.crf );
if( opt.myopt )
printf(" myopt=%d\n", opt.myopt );
if( opt.a_long_one )
printf(" a-long-one=%d\n", opt.a_long_one );
if( opt.echo )
printf(" echo=%d\n", opt.echo );
return 0;
for (i=0; i < argc; i++ )
printf ("%3d -> (%s)\n", i, argv[i] );
puts ("Options:");
if (opt.verbose)
printf (" verbose=%d\n", opt.verbose );
if (opt.debug)
printf (" debug=%d\n", opt.debug );
if (opt.outfile)
printf (" outfile='%s'\n", opt.outfile );
if (opt.crf)
printf (" crffile='%s'\n", opt.crf );
if (opt.myopt)
printf (" myopt=%d\n", opt.myopt );
if (opt.a_long_one)
printf (" a-long-one=%d\n", opt.a_long_one );
if (opt.echo)
printf (" echo=%d\n", opt.echo );
return 0;
}
#endif
#endif /*TEST*/
/**** bottom of file ****/

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@ -32,7 +32,6 @@
#define LIBJNLIB_ARGPARSE_H
#include <stdio.h>
#include "types.h"
typedef struct
{
@ -193,12 +192,12 @@ typedef struct
#define ARGPARSE_INVALID_ARG (-12)
int arg_parse( ARGPARSE_ARGS *arg, ARGPARSE_OPTS *opts);
int optfile_parse( FILE *fp, const char *filename, unsigned *lineno,
int arg_parse (ARGPARSE_ARGS *arg, ARGPARSE_OPTS *opts);
int optfile_parse (FILE *fp, const char *filename, unsigned *lineno,
ARGPARSE_ARGS *arg, ARGPARSE_OPTS *opts);
void usage( int level );
const char *strusage( int level );
void set_strusage( const char *(*f)( int ) );
void usage (int level);
const char *strusage (int level);
void set_strusage (const char *(*f)( int ));
void argparse_register_outfnc (int (*fnc)(int, const char *));
#endif /*LIBJNLIB_ARGPARSE_H*/