Blame src/util/mdso_create_implib_archive.c

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/****************************************************************/
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/*  mdso: midipix dso scavenger                                 */
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/*  Copyright (C) 2015--2021  SysDeer Technologies, LLC         */
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/*  Released under GPLv2 and GPLv3; see COPYING.MDSO.           */
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/****************************************************************/
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <mdso/mdso.h>
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#include "mdso_errinfo_impl.h"
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static void mdso_free_uctx_vector(
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	struct mdso_unit_ctx **	uctxv,
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	const char **		symv)
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{
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	struct mdso_unit_ctx **	puctx;
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	if (symv)
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		free(symv);
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	for (puctx=uctxv; *puctx; puctx++)
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		mdso_free_unit_ctx(*puctx);
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	free(uctxv);
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}
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int  mdso_create_implib_archive(const struct mdso_driver_ctx * dctx)
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{
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	size_t			nsym;
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	struct mdso_unit_ctx **	uctxv;
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	struct mdso_unit_ctx **	puctx;
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	struct mdso_object	obj;
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	const char * const *	dsym;
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	const char **		unit;
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	const char **		psym;
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	const char **		symv;
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	if (!dctx->cctx->implib)
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		return MDSO_CUSTOM_ERROR(dctx,MDSO_ERR_INVALID_NAME);
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	for (unit=dctx->units; *unit; unit++)
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		(void)0;
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	if (!(uctxv = calloc(++unit - dctx->units,sizeof(*uctxv))))
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		return MDSO_SYSTEM_ERROR(dctx);
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	for (puctx=uctxv,unit=dctx->units; *unit; unit++) {
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		if (mdso_get_unit_ctx(dctx,*unit,puctx++)) {
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			mdso_free_uctx_vector(uctxv,0);
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			return MDSO_NESTED_ERROR(dctx);
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		}
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	}
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	for (nsym=0,puctx=uctxv; *puctx; puctx++)
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		for (dsym=puctx[0]->syms; *dsym; dsym++)
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			nsym++;
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	if (!(symv = calloc(nsym+1,sizeof(const char *)))) {
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		mdso_free_uctx_vector(uctxv,0);
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		return MDSO_SYSTEM_ERROR(dctx);
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	}
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	for (psym=symv,puctx=uctxv; *puctx; puctx++) {
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		for (dsym=puctx[0]->syms; *dsym; dsym++)
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			*psym++ = *dsym;
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	}
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	memset(&obj,0,sizeof(obj));
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	obj.name = dctx->cctx->implib;
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	if (mdso_argen_common(dctx,symv,&obj) < 0) {
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		mdso_free_uctx_vector(uctxv,symv);
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		return MDSO_NESTED_ERROR(dctx);
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	}
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	return 0;
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}