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/*******************************************************************/
/* slibtool: a skinny libtool implementation, written in C */
/* Copyright (C) 2016--2018 Z. Gilboa */
/* Released under the Standard MIT License; see COPYING.SLIBTOOL. */
/*******************************************************************/
#include <fcntl.h>
#include <stdio.h>
#include <slibtool/slibtool.h>
#include "slibtool_dprintf_impl.h"
#include "slibtool_errinfo_impl.h"
#include "slibtool_metafile_impl.h"
static int slbt_create_default_object_wrapper(
const struct slbt_driver_ctx * dctx,
struct slbt_exec_ctx * ectx)
{
int ret;
int fdout;
const struct slbt_source_version * verinfo;
if ((fdout = openat(
AT_FDCWD,
ectx->ltobjname,
O_RDWR|O_CREAT|O_TRUNC,
0644)) < 0)
return SLBT_SYSTEM_ERROR(dctx);
verinfo = slbt_source_version();
ret = slbt_dprintf(fdout,
"# libtool compatible object wrapper\n"
"# Generated by %s (slibtool %d.%d.%d)\n"
"# [commit reference: %s]\n\n"
"pic_object='%s'\n"
"non_pic_object='%s'\n",
dctx->program,
verinfo->major,verinfo->minor,verinfo->revision,
verinfo->commit,
(dctx->cctx->drvflags & SLBT_DRIVER_SHARED)
? ectx->lobjname
: "none",
(dctx->cctx->drvflags & SLBT_DRIVER_STATIC)
? ectx->aobjname
: "none");
close(fdout);
return (ret < 0) ? SLBT_SYSTEM_ERROR(dctx) : 0;
}
static int slbt_create_compatible_object_wrapper(
const struct slbt_driver_ctx * dctx,
struct slbt_exec_ctx * ectx)
{
int ret;
FILE * fout;
const struct slbt_source_version * verinfo;
if (!(fout = fopen(ectx->ltobjname,"w")))
return SLBT_SYSTEM_ERROR(dctx);
verinfo = slbt_source_version();
ret = fprintf(fout,
"# %s - a libtool object file\n"
"# Generated by %s (slibtool %d.%d.%d)\n"
"# [commit reference: %s]\n"
"#\n"
"# Please DO NOT delete this file!\n"
"# It is necessary for linking the library.\n\n"
"# Name of the PIC object.\n"
"pic_object='%s'\n\n"
"# Name of the non-PIC object\n"
"non_pic_object='%s'\n",
ectx->ltobjname,
dctx->program,
verinfo->major,verinfo->minor,verinfo->revision,
verinfo->commit,
(dctx->cctx->drvflags & SLBT_DRIVER_SHARED)
? ectx->lobjname
: "none",
(dctx->cctx->drvflags & SLBT_DRIVER_STATIC)
? ectx->aobjname
: "none");
return (ret <= 0) || fclose(fout)
? SLBT_SYSTEM_ERROR(dctx)
: 0;
}
int slbt_create_object_wrapper(
const struct slbt_driver_ctx * dctx,
struct slbt_exec_ctx * ectx)
{
if (dctx->cctx->drvflags & SLBT_DRIVER_LEGABITS)
return slbt_create_compatible_object_wrapper(dctx,ectx);
else
return slbt_create_default_object_wrapper(dctx,ectx);
}
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