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pkg-utils/main/cmd/pack/pack.c
David Oberhollenzer 20aea96396 Add license
Signed-off-by: David Oberhollenzer <goliath@infraroot.at>
2019-03-08 18:18:31 +01:00

129 lines
2.9 KiB
C

/* SPDX-License-Identifier: ISC */
#include "pack.h"
static const struct option long_opts[] = {
{ "description", required_argument, NULL, 'd' },
{ "file-list", required_argument, NULL, 'l' },
{ "repo-dir", required_argument, NULL, 'r' },
{ "force", no_argument, NULL, 'f' },
{ NULL, 0, NULL, 0 },
};
static const char *short_opts = "l:r:d:f";
static pkg_writer_t *open_writer(pkg_desc_t *desc, const char *repodir,
bool force)
{
char *path;
if (mkdir_p(repodir))
return NULL;
path = alloca(strlen(repodir) + strlen(desc->name) + 16);
sprintf(path, "%s/%s.pkg", repodir, desc->name);
return pkg_writer_open(path, force);
}
static int cmd_pack(int argc, char **argv)
{
const char *filelist = NULL, *repodir = NULL, *descfile = NULL;
image_entry_t *list = NULL;
bool force = false;
pkg_writer_t *wr;
pkg_desc_t desc;
int i;
for (;;) {
i = getopt_long(argc, argv, short_opts, long_opts, NULL);
if (i == -1)
break;
switch (i) {
case 'l':
filelist = optarg;
break;
case 'd':
descfile = optarg;
break;
case 'r':
repodir = optarg;
break;
case 'f':
force = true;
break;
default:
tell_read_help(argv[0]);
return EXIT_FAILURE;
}
}
if (descfile == NULL) {
fputs("missing argument: package description file\n", stderr);
tell_read_help(argv[0]);
return EXIT_FAILURE;
}
if (repodir == NULL) {
fputs("missing argument: repository directory\n", stderr);
tell_read_help(argv[0]);
return EXIT_FAILURE;
}
if (optind < argc)
fputs("warning: ignoring extra arguments\n", stderr);
if (desc_read(descfile, &desc))
return EXIT_FAILURE;
if (filelist != NULL && filelist_read(filelist, &list))
goto fail_desc;
wr = open_writer(&desc, repodir, force);
if (wr == NULL)
goto fail_fp;
if (write_header_data(wr, &desc))
goto fail;
if (list != NULL) {
if (write_toc(wr, list, desc.toccmp))
goto fail;
if (write_files(wr, list, desc.datacmp))
goto fail;
}
pkg_writer_close(wr);
image_entry_free_list(list);
desc_free(&desc);
return EXIT_SUCCESS;
fail:
pkg_writer_close(wr);
fail_fp:
image_entry_free_list(list);
fail_desc:
desc_free(&desc);
return EXIT_FAILURE;
}
static command_t pack = {
.cmd = "pack",
.usage = "OPTIONS...",
.s_desc = "generate a package file",
.l_desc =
"Read a list of files from the given lists file and generate a package.\n"
"Possible options:\n"
" --file-list, -l <path> Specify a file containing a list of input files.\n"
" --repo-dir, -r <path> Specify the output repository path to store the\n"
" package in.\n"
" --description, -d <path> Specify a file containing a description of the\n"
" package, including information such as package\n"
" dependencies, the actual package name, etc.\n"
" --force, -f If a package with the same name already exists,\n"
" overwrite it.\n"
"\n",
.run_cmd = cmd_pack,
};
REGISTER_COMMAND(pack)