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/***********************************************************/
/* ntux: native translation und extension */
/* Copyright (C) 2016--2018 Z. Gilboa */
/* Released under GPLv2 and GPLv3; see COPYING.NTUX. */
/***********************************************************/
#include <stdio.h>
#include <unistd.h>
#include <ntux/ntux.h>
#include "ntux_dprintf_impl.h"
#include "ntux_driver_impl.h"
#include "ntux_nolibc_impl.h"
#ifndef NTUX_DRIVER_FLAGS
#define NTUX_DRIVER_FLAGS NTUX_DRIVER_VERBOSITY_ERRORS \
| NTUX_DRIVER_VERBOSITY_USAGE
#endif
static const char vermsg[] = "%s%s%s (git://midipix.org/ntux): "
"version %s%d.%d.%d%s.\n"
"[commit reference: %s%s%s]\n";
static const char * const ntux_ver_color[6] = {
"\x1b[1m\x1b[35m","\x1b[0m",
"\x1b[1m\x1b[32m","\x1b[0m",
"\x1b[1m\x1b[34m","\x1b[0m"
};
static const char * const ntux_ver_plain[6] = {
"","",
"","",
"",""
};
static ssize_t ntux_version(struct ntux_driver_ctx * dctx, int fdout)
{
const struct ntux_source_version * verinfo;
const char * const * verclr;
verinfo = ntux_source_version();
verclr = isatty(fdout) ? ntux_ver_color : ntux_ver_plain;
return ntux_dprintf(
fdout,vermsg,
verclr[0],dctx->program,verclr[1],
verclr[2],verinfo->major,verinfo->minor,
verinfo->revision,verclr[3],
verclr[4],verinfo->commit,verclr[5]);
}
static void ntux_perform_unit_actions(
const struct ntux_driver_ctx * dctx,
const char * unit)
{
if (dctx->cctx->cmd == NTUX_CMD_STAT)
ntux_cmd_stat(dctx,unit);
}
static int ntux_exit(struct ntux_driver_ctx * dctx, int ret)
{
ntux_output_error_vector(dctx);
ntux_free_driver_ctx(dctx);
return ret;
}
int ntux_main(char ** argv, char ** envp, const struct ntux_fd_ctx * fdctx)
{
int ret;
int fdout;
uint64_t flags;
struct ntux_driver_ctx * dctx;
const char ** unit;
flags = NTUX_DRIVER_FLAGS;
fdout = fdctx ? fdctx->fdout : STDOUT_FILENO;
if ((ret = ntux_get_driver_ctx(argv,envp,flags,fdctx,&dctx)))
return (ret == NTUX_USAGE)
? !argv || !argv[0] || !argv[1]
: NTUX_ERROR;
if (dctx->cctx->drvflags & NTUX_DRIVER_VERSION)
if ((ntux_version(dctx,fdout)) < 0)
return ntux_exit(dctx,NTUX_ERROR);
if (dctx->cctx->cmd == NTUX_CMD_SPAWN)
ntux_cmd_spawn(dctx);
if (dctx->cctx->cmd == NTUX_CMD_STRACE)
ntux_cmd_strace(dctx);
for (unit=dctx->units; *unit; unit++)
ntux_perform_unit_actions(dctx,*unit);
return ntux_exit(dctx,dctx->errv[0] ? NTUX_ERROR : NTUX_OK);
}
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