#include <stdio.h>

#include <unistd.h>

#include <sofort/sofort.h>

#include "sofort_driver_impl.h"

#ifndef SFRT_DRIVER_FLAGS

#define SFRT_DRIVER_FLAGS	SFRT_DRIVER_VERBOSITY_ERRORS \

				| SFRT_DRIVER_VERBOSITY_USAGE

#endif

static const char vermsg[] = "%s (git://midipix.org/sofort): "

			     "version %d.%d.%d.\n"

			     "[commit reference: %s]\n";

static ssize_t sofort_version(struct sfrt_driver_ctx * dctx)

{

	const struct sfrt_source_version * verinfo;

	verinfo = sfrt_source_version();

	return fprintf(stdout,vermsg,dctx->program,

			verinfo->major,verinfo->minor,verinfo->revision,

			verinfo->commit);

}

static void sofort_perform_unit_actions(struct sfrt_unit_ctx * uctx)

{

	uint64_t flags = uctx->cctx->actflags;			/* dummy */

								/* dummy */

	if (flags & SFRT_OUTPUT_NAME) {				/* dummy */

		uctx->status = sfrt_output_name(uctx,stdout);	/* dummy */

		uctx->nerrors += !!uctx->status;		/* dummy */

	}							/* dummy */

								/* dummy */

	if (flags & SFRT_OUTPUT_ADDRESS) {			/* dummy */

		uctx->status = sfrt_output_address(uctx,stdout);/* dummy */

		uctx->nerrors += !!uctx->status;		/* dummy */

	}							/* dummy */

}

static int sofort_exit(struct sfrt_driver_ctx * dctx, int nerrors)

{

	sfrt_free_driver_ctx(dctx);

	return nerrors ? 2 : 0;

}

int sofort_main(int argc, char ** argv, char ** envp)

{

	int				ret;

	struct sfrt_driver_ctx *	dctx;

	struct sfrt_unit_ctx *		uctx;

	const char **			unit;

	if ((ret = sfrt_get_driver_ctx(argv,envp,SFRT_DRIVER_FLAGS,&dctx)))

		return (ret == SFRT_USAGE) ? !--argc : 2;

	if (dctx->cctx->drvflags & SFRT_DRIVER_VERSION)

		if ((sofort_version(dctx)) < 0)

			return sofort_exit(dctx,2);

	if (dctx->cctx->anystring)				/* dummy */

		if ((sfrt_output_dummy(dctx->cctx,stdout)) < 0)	/* dummy */

			return sofort_exit(dctx,2);		/* dummy */

								/* dummy */

	for (unit=dctx->units; *unit; unit++) {

		if (!(sfrt_get_unit_ctx(dctx,*unit,&uctx))) {

			sofort_perform_unit_actions(uctx);

			ret += uctx->nerrors;

			sfrt_free_unit_ctx(uctx);

		}

	}

	return sofort_exit(dctx,ret);

}

#ifndef SOFORT_IN_A_BOX

int main(int argc, char ** argv, char ** envp)

{

	return sofort_main(argc,argv,envp);

}

#endif