Blame src/util/slbt_create_symfile.c

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/*******************************************************************/
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/*  slibtool: a skinny libtool implementation, written in C        */
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/*  Copyright (C) 2016--2024  SysDeer Technologies, LLC            */
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/*  Released under the Standard MIT License; see COPYING.SLIBTOOL. */
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/*******************************************************************/
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#include <time.h>
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#include <locale.h>
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#include <regex.h>
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#include <inttypes.h>
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#include <slibtool/slibtool.h>
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#include <slibtool/slibtool_output.h>
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#include "slibtool_driver_impl.h"
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#include "slibtool_dprintf_impl.h"
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#include "slibtool_errinfo_impl.h"
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#include "slibtool_pecoff_impl.h"
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#include "slibtool_ar_impl.h"
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/********************************************************/
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/* Clone a symbol list that could be used by a build    */
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/* system for code generation or any other purpose.     */
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/********************************************************/
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static int slbt_util_output_symfile_impl(
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	const struct slbt_driver_ctx *  dctx,
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	const struct slbt_symlist_ctx * sctx,
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	int                             fdout)
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{
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	bool            fcoff;
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	const char **   symv;
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	const char **   symstrv;
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	fcoff = slbt_host_objfmt_is_coff(dctx);
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	symstrv = sctx->symstrv;
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	for (symv=symstrv; *symv; symv++)
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		if (!fcoff || slbt_is_strong_coff_symbol(*symv))
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			if (slbt_dprintf(fdout,"%s\n",*symv) < 0)
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				return SLBT_SYSTEM_ERROR(dctx,0);
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	return 0;
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}
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static int slbt_util_create_symfile_impl(
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	const struct slbt_symlist_ctx *   sctx,
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	const char *                      path,
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	mode_t                            mode)
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{
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	int                             ret;
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	const struct slbt_driver_ctx *  dctx;
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	struct slbt_fd_ctx              fdctx;
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	int                             fdout;
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	dctx = (slbt_get_symlist_ictx(sctx))->dctx;
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	if (slbt_lib_get_driver_fdctx(dctx,&fdctx) < 0)
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		return SLBT_NESTED_ERROR(dctx);
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	if (path) {
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		if ((fdout = openat(
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				fdctx.fdcwd,path,
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				O_WRONLY|O_CREAT|O_TRUNC,
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				mode)) < 0)
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			return SLBT_SYSTEM_ERROR(dctx,0);
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	} else {
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		fdout = fdctx.fdout;
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	}
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	ret = slbt_util_output_symfile_impl(
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		dctx,sctx,fdout);
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	if (path) {
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		close(fdout);
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	}
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	return ret;
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}
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int slbt_util_create_symfile(
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	const struct slbt_symlist_ctx *   sctx,
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	const char *                      path,
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	mode_t                            mode)
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{
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	return slbt_util_create_symfile_impl(sctx,path,mode);
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}