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/*******************************************************************/
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/*  slibtool: a skinny libtool implementation, written in C        */
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/*  Copyright (C) 2016--2018  Z. Gilboa                            */
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/*  Released under the Standard MIT License; see COPYING.SLIBTOOL. */
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/*******************************************************************/
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#ifndef SLIBTOOL_DRIVER_IMPL_H
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#define SLIBTOOL_DRIVER_IMPL_H
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#include <stdint.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <slibtool/slibtool.h>
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#include "slibtool_dprintf_impl.h"
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#include "argv/argv.h"
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#define SLBT_OPTV_ELEMENTS 64
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extern const struct argv_option slbt_default_options[];
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enum app_tags {
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	TAG_HELP,
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	TAG_HELP_ALL,
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	TAG_VERSION,
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	TAG_CONFIG,
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	TAG_DEBUG,
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	TAG_DRY_RUN,
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	TAG_FEATURES,
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	TAG_LEGABITS,
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	TAG_MODE,
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	TAG_FINISH,
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	TAG_WARNINGS,
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	TAG_ANNOTATE,
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	TAG_DEPS,
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	TAG_SILENT,
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	TAG_TAG,
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	TAG_VERBOSE,
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	TAG_TARGET,
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	TAG_HOST,
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	TAG_FLAVOR,
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	TAG_AR,
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	TAG_RANLIB,
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	TAG_WINDRES,
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	TAG_DLLTOOL,
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	TAG_MDSO,
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	TAG_IMPLIB,
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	TAG_OUTPUT,
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	TAG_BINDIR,
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	TAG_LDRPATH,
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	TAG_SHREXT,
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	TAG_RPATH,
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	TAG_RELEASE,
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	TAG_DLOPEN,
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	TAG_DLPREOPEN,
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	TAG_EXPORT_DYNAMIC,
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	TAG_EXPSYM_FILE,
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	TAG_EXPSYM_REGEX,
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	TAG_VERSION_INFO,
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	TAG_VERSION_NUMBER,
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	TAG_NO_SUPPRESS,
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	TAG_NO_INSTALL,
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	TAG_PREFER_PIC,
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	TAG_PREFER_NON_PIC,
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	TAG_HEURISTICS,
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	TAG_SHARED,
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	TAG_STATIC,
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	TAG_ALL_STATIC,
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	TAG_DISABLE_STATIC,
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	TAG_DISABLE_SHARED,
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	TAG_NO_UNDEFINED,
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	TAG_MODULE,
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	TAG_AVOID_VERSION,
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	TAG_COMPILER_FLAG,
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	TAG_VERBATIM_FLAG,
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	TAG_THREAD_SAFE,
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};
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struct slbt_split_vector {
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	char *		dargs;
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	char **		dargv;
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	char **		targv;
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	char **		cargv;
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};
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struct slbt_host_strs {
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	char *		machine;
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	char *		host;
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	char *		flavor;
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	char *		ar;
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	char *		ranlib;
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	char *		windres;
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	char *		dlltool;
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	char *		mdso;
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};
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struct slbt_driver_ctx_impl {
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	struct slbt_common_ctx	cctx;
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	struct slbt_driver_ctx	ctx;
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	struct slbt_host_strs	host;
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	struct slbt_host_strs	ahost;
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	struct slbt_fd_ctx	fdctx;
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	char *			libname;
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	char *			dargs;
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	char **			dargv;
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	char **			targv;
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	char **			cargv;
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	struct slbt_error_info**errinfp;
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	struct slbt_error_info**erricap;
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	struct slbt_error_info *erriptr[64];
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	struct slbt_error_info	erribuf[64];
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};
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struct slbt_exec_ctx_impl {
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	int			argc;
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	char *			args;
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	char *			shadow;
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	char *			dsoprefix;
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	size_t			size;
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	struct slbt_exec_ctx	ctx;
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	int			fdwrapper;
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	char **			lout[2];
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	char **			mout[2];
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	char *			vbuffer[];
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};
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static inline struct slbt_driver_ctx_impl * slbt_get_driver_ictx(const struct slbt_driver_ctx * dctx)
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{
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	uintptr_t addr;
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	if (dctx) {
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		addr = (uintptr_t)dctx - offsetof(struct slbt_driver_ctx_impl,ctx);
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		return (struct slbt_driver_ctx_impl *)addr;
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	}
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	return 0;
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}
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static inline int slbt_driver_fdin(const struct slbt_driver_ctx * dctx)
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{
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	struct slbt_fd_ctx fdctx;
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	slbt_get_driver_fdctx(dctx,&fdctx);
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	return fdctx.fdin;
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}
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static inline int slbt_driver_fdout(const struct slbt_driver_ctx * dctx)
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{
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	struct slbt_fd_ctx fdctx;
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	slbt_get_driver_fdctx(dctx,&fdctx);
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	return fdctx.fdout;
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}
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static inline int slbt_driver_fderr(const struct slbt_driver_ctx * dctx)
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{
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	struct slbt_fd_ctx fdctx;
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	slbt_get_driver_fdctx(dctx,&fdctx);
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	return fdctx.fderr;
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}
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static inline int slbt_driver_fdlog(const struct slbt_driver_ctx * dctx)
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{
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	struct slbt_fd_ctx fdctx;
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	slbt_get_driver_fdctx(dctx,&fdctx);
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	return fdctx.fdlog;
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}
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static inline int slbt_driver_fdcwd(const struct slbt_driver_ctx * dctx)
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{
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	struct slbt_fd_ctx fdctx;
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	slbt_get_driver_fdctx(dctx,&fdctx);
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	return fdctx.fdcwd;
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}
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static inline int slbt_driver_fddst(const struct slbt_driver_ctx * dctx)
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{
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	struct slbt_fd_ctx fdctx;
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	slbt_get_driver_fdctx(dctx,&fdctx);
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	return fdctx.fddst;
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}
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static inline struct slbt_exec_ctx_impl * slbt_get_exec_ictx(const struct slbt_exec_ctx * ectx)
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{
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	uintptr_t addr;
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	addr = (uintptr_t)ectx - offsetof(struct slbt_exec_ctx_impl,ctx);
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	return (struct slbt_exec_ctx_impl *)addr;
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}
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static inline int slbt_exec_get_fdwrapper(const struct slbt_exec_ctx * ectx)
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{
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	struct slbt_exec_ctx_impl * ictx;
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	ictx = slbt_get_exec_ictx(ectx);
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	return ictx->fdwrapper;
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}
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static inline void slbt_exec_set_fdwrapper(const struct slbt_exec_ctx * ectx, int fd)
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{
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	struct slbt_exec_ctx_impl * ictx;
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	ictx = slbt_get_exec_ictx(ectx);
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	ictx->fdwrapper = fd;
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}
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static inline void slbt_exec_close_fdwrapper(const struct slbt_exec_ctx * ectx)
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{
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	struct slbt_exec_ctx_impl * ictx;
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	ictx = slbt_get_exec_ictx(ectx);
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	close(ictx->fdwrapper);
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	ictx->fdwrapper = (-1);
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}
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#endif