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/*******************************************************************/
/* slibtool: a skinny libtool implementation, written in C */
/* Copyright (C) 2016 Z. Gilboa */
/* Released under the Standard MIT License; see COPYING.SLIBTOOL. */
/*******************************************************************/
#include <string.h>
#include <stdbool.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/stat.h>
#include <slibtool/slibtool.h>
#include "slibtool_spawn_impl.h"
int slbt_exec_compile(
const struct slbt_driver_ctx * dctx,
struct slbt_exec_ctx * ectx)
{
int ret;
int fdlibs;
FILE * fout;
struct slbt_exec_ctx * actx = 0;
/* context */
if (ectx)
slbt_reset_placeholders(ectx);
else if ((ret = slbt_get_exec_ctx(dctx,&ectx)))
return ret;
else
actx = ectx;
/* .libs directory */
if (dctx->cctx->drvflags & SLBT_DRIVER_SHARED) {
if ((fdlibs = open(ectx->ldirname,O_DIRECTORY)) >= 0)
close(fdlibs);
else if ((errno != ENOENT) || mkdir(ectx->ldirname,0777)) {
slbt_free_exec_ctx(actx);
return -1;
}
}
/* compile mode */
ectx->program = ectx->compiler;
ectx->argv = ectx->cargv;
/* shared library object */
if (dctx->cctx->drvflags & SLBT_DRIVER_SHARED) {
if (!(dctx->cctx->drvflags & SLBT_DRIVER_ANTI_PIC)) {
*ectx->dpic = "-DPIC";
*ectx->fpic = "-fPIC";
}
switch (dctx->cctx->tag) {
case SLBT_TAG_NASM:
break;
default:
*ectx->cass = "-c";
break;
}
*ectx->lout[0] = "-o";
*ectx->lout[1] = ectx->lobjname;
if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT)) {
if (slbt_output_compile(dctx,ectx)) {
slbt_free_exec_ctx(actx);
return -1;
}
}
if (((ret = slbt_spawn(ectx,true)) < 0) || ectx->exitcode) {
slbt_free_exec_ctx(actx);
return -1;
}
}
/* static archive object */
if (dctx->cctx->drvflags & SLBT_DRIVER_STATIC) {
slbt_reset_placeholders(ectx);
if (dctx->cctx->drvflags & SLBT_DRIVER_PRO_PIC) {
*ectx->dpic = "-DPIC";
*ectx->fpic = "-fPIC";
}
switch (dctx->cctx->tag) {
case SLBT_TAG_NASM:
break;
default:
*ectx->cass = "-c";
break;
}
*ectx->lout[0] = "-o";
*ectx->lout[1] = ectx->aobjname;
if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT)) {
if (slbt_output_compile(dctx,ectx)) {
slbt_free_exec_ctx(actx);
return -1;
}
}
if (((ret = slbt_spawn(ectx,true)) < 0) || ectx->exitcode) {
slbt_free_exec_ctx(actx);
return -1;
}
}
/* libtool object */
if (!(fout = fopen(ectx->ltobjname,"w"))) {
slbt_free_exec_ctx(actx);
return -1;
}
ret = fprintf(fout,
"# slibtool (pre-alpha) generated file\n\n"
"pic_object='%s'\n"
"non_pic_object='%s'\n",
(dctx->cctx->drvflags & SLBT_DRIVER_SHARED)
? ectx->lobjname
: "none",
(dctx->cctx->drvflags & SLBT_DRIVER_STATIC)
? ectx->aobjname
: "none");
fclose(fout);
slbt_free_exec_ctx(actx);
return (ret > 0) ? 0 : -1;
}
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