gpgme/src/spawn.c
Werner Koch d3bd8fff86 Actually implement flags for gpgme_op_spawn.
* src/spawn.c (gpgme_op_spawn_start, gpgme_op_spawn): Pass FLAGS dow
to spawn_start and add FLAGS args along the call path.
* src/engine-spawn.c (engspawn_start): Hack to automagically provide
argv[0].
2014-04-10 14:17:19 +02:00

107 lines
3.1 KiB
C

/* spawn.c - Run an arbitrary command with callbacks.
Copyright (C) 2014 Code GmbH
This file is part of GPGME.
GPGME is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 2.1 of
the License, or (at your option) any later version.
GPGME 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
#if HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include "gpgme.h"
#include "debug.h"
#include "context.h"
#include "util.h"
#include "ops.h"
static gpgme_error_t
spawn_start (gpgme_ctx_t ctx, int synchronous,
const char *file, const char *argv[],
gpgme_data_t datain,
gpgme_data_t dataout, gpgme_data_t dataerr,
unsigned int flags)
{
gpgme_error_t err;
const char *tmp_argv[2];
if (ctx->protocol != GPGME_PROTOCOL_SPAWN)
return gpg_error (GPG_ERR_UNSUPPORTED_PROTOCOL);
err = _gpgme_op_reset (ctx, synchronous);
if (err)
return err;
if (!argv)
{
tmp_argv[0] = _gpgme_get_basename (file);
tmp_argv[1] = NULL;
argv = tmp_argv;
}
return _gpgme_engine_op_spawn (ctx->engine, file, argv,
datain, dataout, dataerr, flags);
}
/* Run the command FILE with the arguments in ARGV. Connect stdin to
DATAIN, stdout to DATAOUT, and STDERR to DATAERR. If one the data
streams is NULL, connect to /dev/null instead. */
gpgme_error_t
gpgme_op_spawn_start (gpgme_ctx_t ctx, const char *file, const char *argv[],
gpgme_data_t datain,
gpgme_data_t dataout, gpgme_data_t dataerr,
unsigned int flags)
{
gpgme_error_t err;
TRACE_BEG2 (DEBUG_CTX, "gpgme_op_spawn_start", ctx, "file=(%s) flaggs=%x",
file, flags);
if (!ctx)
return TRACE_ERR (gpg_error (GPG_ERR_INV_VALUE));
err = spawn_start (ctx, 0, file, argv, datain, dataout, dataerr, flags);
return err;
}
/* Run the command FILE with the arguments in ARGV. Connect stdin to
DATAIN, stdout to DATAOUT, and STDERR to DATAERR. If one the data
streams is NULL, connect to /dev/null instead. Synchronous
variant. */
gpgme_error_t
gpgme_op_spawn (gpgme_ctx_t ctx, const char *file, const char *argv[],
gpgme_data_t datain,
gpgme_data_t dataout, gpgme_data_t dataerr,
unsigned int flags)
{
gpgme_error_t err;
TRACE_BEG2 (DEBUG_CTX, "gpgme_op_spawn", ctx, "file=(%s) flags=%x",
file, flags);
if (!ctx)
return TRACE_ERR (gpg_error (GPG_ERR_INV_VALUE));
err = spawn_start (ctx, 1, file, argv, datain, dataout, dataerr, flags);
if (!err)
err = _gpgme_wait_one (ctx);
return TRACE_ERR (err);
}