|
 |
5874a9 |
/**************************************************************/
|
|
|
5874a9 |
/* tpax: a topological pax implementation */
|
|
|
5874a9 |
/* Copyright (C) 2020--2021 SysDeer Technologies, LLC */
|
|
|
5874a9 |
/* Released under GPLv2 and GPLv3; see COPYING.TPAX. */
|
|
|
5874a9 |
/**************************************************************/
|
|
|
88751e |
|
|
|
00bc9c |
#include <fcntl.h>
|
|
|
88751e |
#include <stdio.h>
|
|
|
88751e |
#include <unistd.h>
|
|
|
88751e |
#include <tpax/tpax.h>
|
|
|
88751e |
#include "tpax_driver_impl.h"
|
|
|
88751e |
#include "tpax_dprintf_impl.h"
|
|
|
88751e |
|
|
|
88751e |
#ifndef TPAX_DRIVER_FLAGS
|
|
|
88751e |
#define TPAX_DRIVER_FLAGS TPAX_DRIVER_VERBOSITY_ERRORS \
|
|
|
23fa88 |
| TPAX_DRIVER_VERBOSITY_USAGE \
|
|
|
23fa88 |
| TPAX_DRIVER_DIR_MEMBER_RECURSE
|
|
|
88751e |
#endif
|
|
|
88751e |
|
|
|
88751e |
static const char vermsg[] = "%s%s%s (https://git.foss21.org/tpax): "
|
|
|
88751e |
"version %s%d.%d.%d%s.\n"
|
|
|
88751e |
"[commit reference: %s%s%s]\n";
|
|
|
88751e |
|
|
|
88751e |
static const char * const tpax_ver_color[6] = {
|
|
|
88751e |
"\x1b[1m\x1b[35m","\x1b[0m",
|
|
|
88751e |
"\x1b[1m\x1b[32m","\x1b[0m",
|
|
|
88751e |
"\x1b[1m\x1b[34m","\x1b[0m"
|
|
|
88751e |
};
|
|
|
88751e |
|
|
|
88751e |
static const char * const tpax_ver_plain[6] = {
|
|
|
88751e |
"","",
|
|
|
88751e |
"","",
|
|
|
88751e |
"",""
|
|
|
88751e |
};
|
|
|
88751e |
|
|
|
88751e |
static ssize_t tpax_version(struct tpax_driver_ctx * dctx, int fdout)
|
|
|
88751e |
{
|
|
|
88751e |
const struct tpax_source_version * verinfo;
|
|
|
88751e |
const char * const * verclr;
|
|
|
88751e |
|
|
|
88751e |
verinfo = tpax_source_version();
|
|
|
88751e |
verclr = isatty(fdout) ? tpax_ver_color : tpax_ver_plain;
|
|
|
88751e |
|
|
|
88751e |
return tpax_dprintf(
|
|
|
88751e |
fdout,vermsg,
|
|
|
88751e |
verclr[0],dctx->program,verclr[1],
|
|
|
88751e |
verclr[2],verinfo->major,verinfo->minor,
|
|
|
88751e |
verinfo->revision,verclr[3],
|
|
|
88751e |
verclr[4],verinfo->commit,verclr[5]);
|
|
|
88751e |
}
|
|
|
88751e |
|
|
|
88751e |
static void tpax_perform_unit_actions(
|
|
|
88751e |
const struct tpax_driver_ctx * dctx,
|
|
|
88751e |
struct tpax_unit_ctx * uctx)
|
|
|
88751e |
{
|
|
|
9c1558 |
if (dctx->cctx->drvflags & TPAX_DRIVER_EXEC_MODE_WRITE)
|
|
|
f5ae32 |
tpax_archive_append_item(dctx,uctx);
|
|
|
88751e |
}
|
|
|
88751e |
|
|
|
88751e |
static int tpax_exit(struct tpax_driver_ctx * dctx, int ret)
|
|
|
88751e |
{
|
|
|
88751e |
tpax_output_error_vector(dctx);
|
|
|
88751e |
tpax_free_driver_ctx(dctx);
|
|
|
88751e |
return ret;
|
|
|
88751e |
}
|
|
|
88751e |
|
|
|
88751e |
int tpax_main(char ** argv, char ** envp, const struct tpax_fd_ctx * fdctx)
|
|
|
88751e |
{
|
|
|
88751e |
int ret;
|
|
|
88751e |
int fdout;
|
|
|
00bc9c |
int fdcwd;
|
|
|
88751e |
uint64_t flags;
|
|
|
88751e |
struct tpax_driver_ctx * dctx;
|
|
|
88751e |
struct tpax_unit_ctx * uctx;
|
|
|
88751e |
const char ** unit;
|
|
|
88751e |
|
|
|
88751e |
flags = TPAX_DRIVER_FLAGS;
|
|
|
88751e |
fdout = fdctx ? fdctx->fdout : STDOUT_FILENO;
|
|
|
00bc9c |
fdcwd = fdctx ? fdctx->fdcwd : AT_FDCWD;
|
|
|
88751e |
|
|
|
88751e |
if ((ret = tpax_get_driver_ctx(argv,envp,flags,fdctx,&dctx)))
|
|
|
88751e |
return (ret == TPAX_USAGE)
|
|
|
88751e |
? !argv || !argv[0] || !argv[1]
|
|
|
88751e |
: TPAX_ERROR;
|
|
|
88751e |
|
|
|
88751e |
if (dctx->cctx->drvflags & TPAX_DRIVER_VERSION)
|
|
|
88751e |
if ((tpax_version(dctx,fdout)) < 0)
|
|
|
88751e |
return tpax_exit(dctx,TPAX_ERROR);
|
|
|
88751e |
|
|
|
88751e |
for (unit=dctx->units; *unit; unit++) {
|
|
|
00bc9c |
if (!(tpax_get_unit_ctx(dctx,fdcwd,*unit,&uctx))) {
|
|
|
88751e |
tpax_perform_unit_actions(dctx,uctx);
|
|
|
88751e |
tpax_free_unit_ctx(uctx);
|
|
|
88751e |
}
|
|
|
88751e |
}
|
|
|
88751e |
|
|
|
9c1558 |
if ((dctx->cctx->drvflags & TPAX_DRIVER_EXEC_MODE_WRITE) && dctx->units[0])
|
|
|
9c1558 |
tpax_archive_seal(dctx);
|
|
|
9c1558 |
|
|
|
88751e |
return tpax_exit(dctx,dctx->errv[0] ? TPAX_ERROR : TPAX_OK);
|
|
|
88751e |
}
|