/*******************************************************************/

/*  slibtool: a skinny libtool implementation, written in C        */

/*  Copyright (C) 2016--2024  SysDeer Technologies, LLC            */

/*  Released under the Standard MIT License; see COPYING.SLIBTOOL. */

/*******************************************************************/

#include <time.h>

#include <locale.h>

#include <regex.h>

#include <inttypes.h>

#include <slibtool/slibtool.h>

#include <slibtool/slibtool_output.h>

#include "slibtool_driver_impl.h"

#include "slibtool_dprintf_impl.h"

#include "slibtool_errinfo_impl.h"

#include "slibtool_pecoff_impl.h"

#include "slibtool_ar_impl.h"

/********************************************************/

/* Clone a symbol list that could be used by a build    */

/* system for code generation or any other purpose.     */

/********************************************************/

static int slbt_util_output_symfile_impl(

	const struct slbt_driver_ctx *  dctx,

	const struct slbt_symlist_ctx * sctx,

	int                             fdout)

{

	bool            fcoff;

	const char **   symv;

	const char **   symstrv;

	fcoff = slbt_host_objfmt_is_coff(dctx);

	symstrv = sctx->symstrv;

	for (symv=symstrv; *symv; symv++)

		if (!fcoff || slbt_is_strong_coff_symbol(*symv))

			if (slbt_dprintf(fdout,"%s\n",*symv) < 0)

				return SLBT_SYSTEM_ERROR(dctx,0);

	return 0;

}

static int slbt_util_create_symfile_impl(

	const struct slbt_symlist_ctx *   sctx,

	const char *                      path,

	mode_t                            mode)

{

	int                             ret;

	const struct slbt_driver_ctx *  dctx;

	struct slbt_fd_ctx              fdctx;

	int                             fdout;

	dctx = (slbt_get_symlist_ictx(sctx))->dctx;

	if (slbt_lib_get_driver_fdctx(dctx,&fdctx) < 0)

		return SLBT_NESTED_ERROR(dctx);

	if (path) {

		if ((fdout = openat(

				fdctx.fdcwd,path,

				O_WRONLY|O_CREAT|O_TRUNC,

				mode)) < 0)

			return SLBT_SYSTEM_ERROR(dctx,0);

	} else {

		fdout = fdctx.fdout;

	}

	ret = slbt_util_output_symfile_impl(

		dctx,sctx,fdout);

	if (path) {

		close(fdout);

	}

	return ret;

}

int slbt_util_create_symfile(

	const struct slbt_symlist_ctx *   sctx,

	const char *                      path,

	mode_t                            mode)

{

	return slbt_util_create_symfile_impl(sctx,path,mode);

}