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/****************************************************************/
/* mdso: midipix dso scavenger */
/* Copyright (C) 2015 Z. Gilboa */
/* Released under GPLv2 and GPLv3; see COPYING.MDSO. */
/****************************************************************/
#include <stdio.h>
#include <unistd.h>
#include <mdso/mdso.h>
#include <mdso/mdso_output.h>
#include "mdso_version.h"
#ifndef MDSO_DRIVER_FLAGS
#define MDSO_DRIVER_FLAGS MDSO_DRIVER_VERBOSITY_ERRORS \
| MDSO_DRIVER_VERBOSITY_USAGE
#endif
static const char vermsg[] = "%s (git://midipix.org/mdso): commit %s.\n";
static ssize_t mdso_version(struct mdso_driver_ctx * dctx)
{
return fprintf(stdout,vermsg,dctx->program,MDSO_GIT_VERSION);
}
static void mdso_perform_unit_actions(struct mdso_unit_ctx * uctx)
{
uint64_t flags = uctx->cctx->fmtflags;
if (flags & MDSO_OUTPUT_EXPORT_SYMS) {
uctx->status = mdso_output_export_symbols(uctx,uctx->cctx,stdout);
uctx->nerrors += !!uctx->status;
}
}
static int mdso_exit(struct mdso_driver_ctx * dctx, int nerrors)
{
mdso_free_driver_ctx(dctx);
return nerrors ? 2 : 0;
}
int mdso_main(int argc, const char ** argv, const char ** envp)
{
int ret;
struct mdso_driver_ctx * dctx;
struct mdso_unit_ctx * uctx;
const char ** unit;
if ((ret = mdso_get_driver_ctx(argv,envp,MDSO_DRIVER_FLAGS,&dctx)))
return (ret == MDSO_USAGE) ? !--argc : 2;
if (dctx->cctx->drvflags & MDSO_DRIVER_VERSION)
if ((mdso_version(dctx)) < 0)
return mdso_exit(dctx,2);
for (unit=dctx->units; *unit; unit++) {
if (!(mdso_get_unit_ctx(dctx,*unit,&uctx))) {
mdso_perform_unit_actions(uctx);
ret += uctx->nerrors;
mdso_free_unit_ctx(uctx);
}
}
return mdso_exit(dctx,ret);
}
#ifndef MDSO_IN_A_BOX
int main(int argc, const char ** argv, const char ** envp)
{
return mdso_main(argc,argv,envp);
}
#endif
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