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gnupg/tools/gpgconf.c
Daniel Kahn Gillmor 54eb375ff1 all: fix spelling and typos 
Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2018-10-24 15:56:18 -04:00

891 lines
25 KiB
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/* gpgconf.c - Configuration utility for GnuPG
* Copyright (C) 2003, 2007, 2009, 2011 Free Software Foundation, Inc.
* Copyright (C) 2016 g10 Code GmbH.
*
* This file is part of GnuPG.
*
* GnuPG is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* GnuPG is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "gpgconf.h"
#include "../common/i18n.h"
#include "../common/sysutils.h"
#include "../common/init.h"
#include "../common/status.h"
/* Constants to identify the commands and options. */
enum cmd_and_opt_values
{
aNull = 0,
oDryRun = 'n',
oOutput = 'o',
oQuiet = 'q',
oVerbose = 'v',
oRuntime = 'r',
oComponent = 'c',
oNull = '0',
oNoVerbose = 500,
oHomedir,
oBuilddir,
oStatusFD,
aListComponents,
aCheckPrograms,
aListOptions,
aChangeOptions,
aCheckOptions,
aApplyDefaults,
aListConfig,
aCheckConfig,
aQuerySWDB,
aListDirs,
aLaunch,
aKill,
aCreateSocketDir,
aRemoveSocketDir,
aApplyProfile,
aReload
};
/* The list of commands and options. */
static ARGPARSE_OPTS opts[] =
{
{ 300, NULL, 0, N_("@Commands:\n ") },
{ aListComponents, "list-components", 256, N_("list all components") },
{ aCheckPrograms, "check-programs", 256, N_("check all programs") },
{ aListOptions, "list-options", 256, N_("|COMPONENT|list options") },
{ aChangeOptions, "change-options", 256, N_("|COMPONENT|change options") },
{ aCheckOptions, "check-options", 256, N_("|COMPONENT|check options") },
{ aApplyDefaults, "apply-defaults", 256,
N_("apply global default values") },
{ aApplyProfile, "apply-profile", 256,
N_("|FILE|update configuration files using FILE") },
{ aListDirs, "list-dirs", 256,
N_("get the configuration directories for @GPGCONF@") },
{ aListConfig, "list-config", 256,
N_("list global configuration file") },
{ aCheckConfig, "check-config", 256,
N_("check global configuration file") },
{ aQuerySWDB, "query-swdb", 256,
N_("query the software version database") },
{ aReload, "reload", 256, N_("reload all or a given component")},
{ aLaunch, "launch", 256, N_("launch a given component")},
{ aKill, "kill", 256, N_("kill a given component")},
{ aCreateSocketDir, "create-socketdir", 256, "@"},
{ aRemoveSocketDir, "remove-socketdir", 256, "@"},
{ 301, NULL, 0, N_("@\nOptions:\n ") },
{ oOutput, "output", 2, N_("use as output file") },
{ oVerbose, "verbose", 0, N_("verbose") },
{ oQuiet, "quiet", 0, N_("quiet") },
{ oDryRun, "dry-run", 0, N_("do not make any changes") },
{ oRuntime, "runtime", 0, N_("activate changes at runtime, if possible") },
ARGPARSE_s_i (oStatusFD, "status-fd", N_("|FD|write status info to this FD")),
/* hidden options */
{ oHomedir, "homedir", 2, "@" },
{ oBuilddir, "build-prefix", 2, "@" },
{ oNull, "null", 0, "@" },
{ oNoVerbose, "no-verbose", 0, "@"},
ARGPARSE_end(),
};
/* The stream to output the status information. Status Output is disabled if
* this is NULL. */
static estream_t statusfp;
/* Print usage information and provide strings for help. */
static const char *
my_strusage( int level )
{
const char *p;
switch (level)
{
case 11: p = "@GPGCONF@ (@GNUPG@)";
break;
case 13: p = VERSION; break;
case 17: p = PRINTABLE_OS_NAME; break;
case 19: p = _("Please report bugs to <@EMAIL@>.\n"); break;
case 1:
case 40: p = _("Usage: @GPGCONF@ [options] (-h for help)");
break;
case 41:
p = _("Syntax: @GPGCONF@ [options]\n"
"Manage configuration options for tools of the @GNUPG@ system\n");
break;
default: p = NULL; break;
}
return p;
}
/* Return the fp for the output. This is usually stdout unless
--output has been used. In the latter case this function opens
that file. */
static estream_t
get_outfp (estream_t *fp)
{
if (!*fp)
{
if (opt.outfile)
{
*fp = es_fopen (opt.outfile, "w");
if (!*fp)
gc_error (1, errno, "can not open '%s'", opt.outfile);
}
else
*fp = es_stdout;
}
return *fp;
}
/* Set the status FD. */
static void
set_status_fd (int fd)
{
static int last_fd = -1;
if (fd != -1 && last_fd == fd)
return;
if (statusfp && statusfp != es_stdout && statusfp != es_stderr)
es_fclose (statusfp);
statusfp = NULL;
if (fd == -1)
return;
if (fd == 1)
statusfp = es_stdout;
else if (fd == 2)
statusfp = es_stderr;
else
statusfp = es_fdopen (fd, "w");
if (!statusfp)
{
log_fatal ("can't open fd %d for status output: %s\n",
fd, gpg_strerror (gpg_error_from_syserror ()));
}
last_fd = fd;
}
/* Write a status line with code NO followed by the output of the
* printf style FORMAT. The caller needs to make sure that LFs and
* CRs are not printed. */
void
gpgconf_write_status (int no, const char *format, ...)
{
va_list arg_ptr;
if (!statusfp)
return; /* Not enabled. */
es_fputs ("[GNUPG:] ", statusfp);
es_fputs (get_status_string (no), statusfp);
if (format)
{
es_putc (' ', statusfp);
va_start (arg_ptr, format);
es_vfprintf (statusfp, format, arg_ptr);
va_end (arg_ptr);
}
es_putc ('\n', statusfp);
}
static void
list_dirs (estream_t fp, char **names)
{
static struct {
const char *name;
const char *(*fnc)(void);
const char *extra;
} list[] = {
{ "sysconfdir", gnupg_sysconfdir, NULL },
{ "bindir", gnupg_bindir, NULL },
{ "libexecdir", gnupg_libexecdir, NULL },
{ "libdir", gnupg_libdir, NULL },
{ "datadir", gnupg_datadir, NULL },
{ "localedir", gnupg_localedir, NULL },
{ "socketdir", gnupg_socketdir, NULL },
{ "dirmngr-socket", dirmngr_socket_name, NULL,},
{ "agent-ssh-socket", gnupg_socketdir, GPG_AGENT_SSH_SOCK_NAME },
{ "agent-extra-socket", gnupg_socketdir, GPG_AGENT_EXTRA_SOCK_NAME },
{ "agent-browser-socket",gnupg_socketdir, GPG_AGENT_BROWSER_SOCK_NAME },
{ "agent-socket", gnupg_socketdir, GPG_AGENT_SOCK_NAME },
{ "homedir", gnupg_homedir, NULL }
};
int idx, j;
char *tmp;
const char *s;
for (idx = 0; idx < DIM (list); idx++)
{
s = list[idx].fnc ();
if (list[idx].extra)
{
tmp = make_filename (s, list[idx].extra, NULL);
s = tmp;
}
else
tmp = NULL;
if (!names)
es_fprintf (fp, "%s:%s\n", list[idx].name, gc_percent_escape (s));
else
{
for (j=0; names[j]; j++)
if (!strcmp (names[j], list[idx].name))
{
es_fputs (s, fp);
es_putc (opt.null? '\0':'\n', fp);
}
}
xfree (tmp);
}
}
/* Check whether NAME is valid argument for query_swdb(). Valid names
* start with a letter and contain only alphanumeric characters or an
* underscore. */
static int
valid_swdb_name_p (const char *name)
{
if (!name || !*name || !alphap (name))
return 0;
for (name++; *name; name++)
if (!alnump (name) && *name != '_')
return 0;
return 1;
}
/* Query the SWDB file. If necessary and possible this functions asks
* the dirmngr to load an updated version of that file. The caller
* needs to provide the NAME to query (e.g. "gnupg", "libgcrypt") and
* optional the currently installed version in CURRENT_VERSION. The
* output written to OUT is a colon delimited line with these fields:
*
* name :: The name of the package
* curvers:: The installed version if given.
* status :: This value tells the status of the software package
* '-' :: No information available
* (error or CURRENT_VERSION not given)
* '?' :: Unknown NAME
* 'u' :: Update available
* 'c' :: The version is Current
* 'n' :: The current version is already Newer than the
* available one.
* urgency :: If the value is greater than zero an urgent update is required.
* error :: 0 on success or an gpg_err_code_t
* Common codes seen:
* GPG_ERR_TOO_OLD :: The SWDB file is to old to be used.
* GPG_ERR_ENOENT :: The SWDB file is not available.
* GPG_ERR_BAD_SIGNATURE :: Currupted SWDB file.
* filedate:: Date of the swdb file (yyyymmddThhmmss)
* verified:: Date we checked the validity of the file (yyyyymmddThhmmss)
* version :: The version string from the swdb.
* reldate :: Release date of that version (yyyymmddThhmmss)
* size :: Size of the package in bytes.
* hash :: SHA-2 hash of the package.
*
*/
static void
query_swdb (estream_t out, const char *name, const char *current_version)
{
gpg_error_t err;
const char *search_name;
char *fname = NULL;
estream_t fp = NULL;
char *line = NULL;
char *self_version = NULL;
size_t length_of_line = 0;
size_t maxlen;
ssize_t len;
char *fields[2];
char *p;
gnupg_isotime_t filedate = {0};
gnupg_isotime_t verified = {0};
char *value_ver = NULL;
gnupg_isotime_t value_date = {0};
char *value_size = NULL;
char *value_sha2 = NULL;
unsigned long value_size_ul = 0;
int status, i;
if (!valid_swdb_name_p (name))
{
log_error ("error in package name '%s': %s\n",
name, gpg_strerror (GPG_ERR_INV_NAME));
goto leave;
}
if (!strcmp (name, "gnupg"))
search_name = GNUPG_SWDB_TAG;
else if (!strcmp (name, "gnupg1"))
search_name = "gnupg1";
else
search_name = name;
if (!current_version && !strcmp (name, "gnupg"))
{
/* Use our own version but string a possible beta string. */
self_version = xstrdup (PACKAGE_VERSION);
p = strchr (self_version, '-');
if (p)
*p = 0;
current_version = self_version;
}
if (current_version && (strchr (current_version, ':')
|| compare_version_strings (current_version, NULL)))
{
log_error ("error in version string '%s': %s\n",
current_version, gpg_strerror (GPG_ERR_INV_ARG));
goto leave;
}
fname = make_filename (gnupg_homedir (), "swdb.lst", NULL);
fp = es_fopen (fname, "r");
if (!fp)
{
err = gpg_error_from_syserror ();
es_fprintf (out, "%s:%s:-::%u:::::::\n",
name,
current_version? current_version : "",
gpg_err_code (err));
if (gpg_err_code (err) != GPG_ERR_ENOENT)
log_error (_("error opening '%s': %s\n"), fname, gpg_strerror (err));
goto leave;
}
/* Note that the parser uses the first occurrence of a matching
* values and ignores possible duplicated values. */
maxlen = 2048; /* Set limit. */
while ((len = es_read_line (fp, &line, &length_of_line, &maxlen)) > 0)
{
if (!maxlen)
{
err = gpg_error (GPG_ERR_LINE_TOO_LONG);
log_error (_("error reading '%s': %s\n"), fname, gpg_strerror (err));
goto leave;
}
/* Strip newline and carriage return, if present. */
while (len > 0 && (line[len - 1] == '\n' || line[len - 1] == '\r'))
line[--len] = '\0';
if (split_fields (line, fields, DIM (fields)) < DIM(fields))
continue; /* Skip empty lines and names w/o a value. */
if (*fields[0] == '#')
continue; /* Skip comments. */
/* Record the meta data. */
if (!*filedate && !strcmp (fields[0], ".filedate"))
{
string2isotime (filedate, fields[1]);
continue;
}
if (!*verified && !strcmp (fields[0], ".verified"))
{
string2isotime (verified, fields[1]);
continue;
}
/* Tokenize the name. */
p = strrchr (fields[0], '_');
if (!p)
continue; /* Name w/o an underscore. */
*p++ = 0;
/* Wait for the requested name. */
if (!strcmp (fields[0], search_name))
{
if (!strcmp (p, "ver") && !value_ver)
value_ver = xstrdup (fields[1]);
else if (!strcmp (p, "date") && !*value_date)
string2isotime (value_date, fields[1]);
else if (!strcmp (p, "size") && !value_size)
value_size = xstrdup (fields[1]);
else if (!strcmp (p, "sha2") && !value_sha2)
value_sha2 = xstrdup (fields[1]);
}
}
if (len < 0 || es_ferror (fp))
{
err = gpg_error_from_syserror ();
log_error (_("error reading '%s': %s\n"), fname, gpg_strerror (err));
goto leave;
}
if (!*filedate || !*verified)
{
err = gpg_error (GPG_ERR_INV_TIME);
es_fprintf (out, "%s:%s:-::%u:::::::\n",
name,
current_version? current_version : "",
gpg_err_code (err));
goto leave;
}
if (!value_ver)
{
es_fprintf (out, "%s:%s:?:::::::::\n",
name,
current_version? current_version : "");
goto leave;
}
if (value_size)
{
gpg_err_set_errno (0);
value_size_ul = strtoul (value_size, &p, 10);
if (errno)
value_size_ul = 0;
else if (*p == 'k')
value_size_ul *= 1024;
}
err = 0;
status = '-';
if (compare_version_strings (value_ver, NULL))
err = gpg_error (GPG_ERR_INV_VALUE);
else if (!current_version)
;
else if (!(i = compare_version_strings (value_ver, current_version)))
status = 'c';
else if (i > 0)
status = 'u';
else
status = 'n';
es_fprintf (out, "%s:%s:%c::%d:%s:%s:%s:%s:%lu:%s:\n",
name,
current_version? current_version : "",
status,
err,
filedate,
verified,
value_ver,
value_date,
value_size_ul,
value_sha2? value_sha2 : "");
leave:
xfree (value_ver);
xfree (value_size);
xfree (value_sha2);
xfree (line);
es_fclose (fp);
xfree (fname);
xfree (self_version);
}
/* gpgconf main. */
int
main (int argc, char **argv)
{
gpg_error_t err;
ARGPARSE_ARGS pargs;
const char *fname;
int no_more_options = 0;
enum cmd_and_opt_values cmd = 0;
estream_t outfp = NULL;
early_system_init ();
gnupg_reopen_std (GPGCONF_NAME);
set_strusage (my_strusage);
log_set_prefix (GPGCONF_NAME, GPGRT_LOG_WITH_PREFIX);
/* Make sure that our subsystems are ready. */
i18n_init();
init_common_subsystems (&argc, &argv);
gc_components_init ();
/* Parse the command line. */
pargs.argc = &argc;
pargs.argv = &argv;
pargs.flags = 1; /* Do not remove the args. */
while (!no_more_options && optfile_parse (NULL, NULL, NULL, &pargs, opts))
{
switch (pargs.r_opt)
{
case oOutput: opt.outfile = pargs.r.ret_str; break;
case oQuiet: opt.quiet = 1; break;
case oDryRun: opt.dry_run = 1; break;
case oRuntime:
opt.runtime = 1;
break;
case oVerbose: opt.verbose++; break;
case oNoVerbose: opt.verbose = 0; break;
case oHomedir: gnupg_set_homedir (pargs.r.ret_str); break;
case oBuilddir: gnupg_set_builddir (pargs.r.ret_str); break;
case oNull: opt.null = 1; break;
case oStatusFD:
set_status_fd (translate_sys2libc_fd_int (pargs.r.ret_int, 1));
break;
case aListDirs:
case aListComponents:
case aCheckPrograms:
case aListOptions:
case aChangeOptions:
case aCheckOptions:
case aApplyDefaults:
case aApplyProfile:
case aListConfig:
case aCheckConfig:
case aQuerySWDB:
case aReload:
case aLaunch:
case aKill:
case aCreateSocketDir:
case aRemoveSocketDir:
cmd = pargs.r_opt;
break;
default: pargs.err = 2; break;
}
}
if (log_get_errorcount (0))
gpgconf_failure (GPG_ERR_USER_2);
/* Print a warning if an argument looks like an option. */
if (!opt.quiet && !(pargs.flags & ARGPARSE_FLAG_STOP_SEEN))
{
int i;
for (i=0; i < argc; i++)
if (argv[i][0] == '-' && argv[i][1] == '-')
log_info (_("Note: '%s' is not considered an option\n"), argv[i]);
}
fname = argc ? *argv : NULL;
switch (cmd)
{
case aListComponents:
default:
/* List all components. */
gc_component_list_components (get_outfp (&outfp));
break;
case aCheckPrograms:
/* Check all programs. */
gc_check_programs (get_outfp (&outfp));
break;
case aListOptions:
case aChangeOptions:
case aCheckOptions:
if (!fname)
{
es_fprintf (es_stderr, _("usage: %s [options] "), GPGCONF_NAME);
es_putc ('\n', es_stderr);
es_fputs (_("Need one component argument"), es_stderr);
es_putc ('\n', es_stderr);
gpgconf_failure (GPG_ERR_USER_2);
}
else
{
int idx = gc_component_find (fname);
if (idx < 0)
{
es_fputs (_("Component not found"), es_stderr);
es_putc ('\n', es_stderr);
gpgconf_failure (0);
}
if (cmd == aCheckOptions)
gc_component_check_options (idx, get_outfp (&outfp), NULL);
else
{
gc_component_retrieve_options (idx);
if (gc_process_gpgconf_conf (NULL, 1, 0, NULL))
gpgconf_failure (0);
if (cmd == aListOptions)
gc_component_list_options (idx, get_outfp (&outfp));
else if (cmd == aChangeOptions)
gc_component_change_options (idx, es_stdin,
get_outfp (&outfp), 0);
}
}
break;
case aLaunch:
case aKill:
if (!fname)
{
es_fprintf (es_stderr, _("usage: %s [options] "), GPGCONF_NAME);
es_putc ('\n', es_stderr);
es_fputs (_("Need one component argument"), es_stderr);
es_putc ('\n', es_stderr);
gpgconf_failure (GPG_ERR_USER_2);
}
else if (!strcmp (fname, "all"))
{
if (cmd == aLaunch)
{
if (gc_component_launch (-1))
gpgconf_failure (0);
}
else
{
gc_component_kill (-1);
}
}
else
{
/* Launch/Kill a given component. */
int idx;
idx = gc_component_find (fname);
if (idx < 0)
{
es_fputs (_("Component not found"), es_stderr);
es_putc ('\n', es_stderr);
gpgconf_failure (0);
}
else if (cmd == aLaunch)
{
if (gc_component_launch (idx))
gpgconf_failure (0);
}
else
{
/* We don't error out if the kill failed because this
command should do nothing if the component is not
running. */
gc_component_kill (idx);
}
}
break;
case aReload:
if (!fname || !strcmp (fname, "all"))
{
/* Reload all. */
gc_component_reload (-1);
}
else
{
/* Reload given component. */
int idx;
idx = gc_component_find (fname);
if (idx < 0)
{
es_fputs (_("Component not found"), es_stderr);
es_putc ('\n', es_stderr);
gpgconf_failure (0);
}
else
{
gc_component_reload (idx);
}
}
break;
case aListConfig:
if (gc_process_gpgconf_conf (fname, 0, 0, get_outfp (&outfp)))
gpgconf_failure (0);
break;
case aCheckConfig:
if (gc_process_gpgconf_conf (fname, 0, 0, NULL))
gpgconf_failure (0);
break;
case aApplyDefaults:
if (fname)
{
es_fprintf (es_stderr, _("usage: %s [options] "), GPGCONF_NAME);
es_putc ('\n', es_stderr);
es_fputs (_("No argument allowed"), es_stderr);
es_putc ('\n', es_stderr);
gpgconf_failure (GPG_ERR_USER_2);
}
gc_component_retrieve_options (-1);
if (gc_process_gpgconf_conf (NULL, 1, 1, NULL))
gpgconf_failure (0);
break;
case aApplyProfile:
gc_component_retrieve_options (-1);
if (gc_apply_profile (fname))
gpgconf_failure (0);
break;
case aListDirs:
/* Show the system configuration directories for gpgconf. */
get_outfp (&outfp);
list_dirs (outfp, argc? argv : NULL);
break;
case aQuerySWDB:
/* Query the software version database. */
if (!fname || argc > 2)
{
es_fprintf (es_stderr, "usage: %s --query-swdb NAME [VERSION]\n",
GPGCONF_NAME);
gpgconf_failure (GPG_ERR_USER_2);
}
get_outfp (&outfp);
query_swdb (outfp, fname, argc > 1? argv[1] : NULL);
break;
case aCreateSocketDir:
{
char *socketdir;
unsigned int flags;
/* Make sure that the top /run/user/UID/gnupg dir has been
* created. */
gnupg_socketdir ();
/* Check the /var/run dir. */
socketdir = _gnupg_socketdir_internal (1, &flags);
if ((flags & 64) && !opt.dry_run)
{
/* No sub dir - create it. */
if (gnupg_mkdir (socketdir, "-rwx"))
gc_error (1, errno, "error creating '%s'", socketdir);
/* Try again. */
xfree (socketdir);
socketdir = _gnupg_socketdir_internal (1, &flags);
}
/* Give some info. */
if ( (flags & ~32) || opt.verbose || opt.dry_run)
{
log_info ("socketdir is '%s'\n", socketdir);
if ((flags & 1)) log_info ("\tgeneral error\n");
if ((flags & 2)) log_info ("\tno /run/user dir\n");
if ((flags & 4)) log_info ("\tbad permissions\n");
if ((flags & 8)) log_info ("\tbad permissions (subdir)\n");
if ((flags & 16)) log_info ("\tmkdir failed\n");
if ((flags & 32)) log_info ("\tnon-default homedir\n");
if ((flags & 64)) log_info ("\tno such subdir\n");
if ((flags & 128)) log_info ("\tusing homedir as fallback\n");
}
if ((flags & ~32) && !opt.dry_run)
gc_error (1, 0, "error creating socket directory");
xfree (socketdir);
}
break;
case aRemoveSocketDir:
{
char *socketdir;
unsigned int flags;
/* Check the /var/run dir. */
socketdir = _gnupg_socketdir_internal (1, &flags);
if ((flags & 128))
log_info ("ignoring request to remove non /run/user socket dir\n");
else if (opt.dry_run)
;
else if (rmdir (socketdir))
{
/* If the director is not empty we first try to delete
* socket files. */
err = gpg_error_from_syserror ();
if (gpg_err_code (err) == GPG_ERR_ENOTEMPTY
|| gpg_err_code (err) == GPG_ERR_EEXIST)
{
static const char * const names[] = {
GPG_AGENT_SOCK_NAME,
GPG_AGENT_EXTRA_SOCK_NAME,
GPG_AGENT_BROWSER_SOCK_NAME,
GPG_AGENT_SSH_SOCK_NAME,
SCDAEMON_SOCK_NAME,
DIRMNGR_SOCK_NAME
};
int i;
char *p;
for (i=0; i < DIM(names); i++)
{
p = strconcat (socketdir , "/", names[i], NULL);
if (p)
gnupg_remove (p);
xfree (p);
}
if (rmdir (socketdir))
gc_error (1, 0, "error removing '%s': %s",
socketdir, gpg_strerror (err));
}
else if (gpg_err_code (err) == GPG_ERR_ENOENT)
gc_error (0, 0, "warning: removing '%s' failed: %s",
socketdir, gpg_strerror (err));
else
gc_error (1, 0, "error removing '%s': %s",
socketdir, gpg_strerror (err));
}
xfree (socketdir);
}
break;
}
if (outfp != es_stdout)
if (es_fclose (outfp))
gc_error (1, errno, "error closing '%s'", opt.outfile);
if (log_get_errorcount (0))
gpgconf_failure (0);
else
gpgconf_write_status (STATUS_SUCCESS, NULL);
return 0;
}
void
gpgconf_failure (gpg_error_t err)
{
if (!err)
err = gpg_error (GPG_ERR_GENERAL);
gpgconf_write_status
(STATUS_FAILURE, "- %u",
gpg_err_code (err) == GPG_ERR_USER_2? GPG_ERR_EINVAL : err);
exit (gpg_err_code (err) == GPG_ERR_USER_2? 2 : 1);
}
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