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/*
* Copyright 2005-2019 Gentoo Foundation
* Distributed under the terms of the GNU General Public License v2
*
* Copyright 2005-2008 Ned Ludd - <solar@gentoo.org>
* Copyright 2005-2014 Mike Frysinger - <vapier@gentoo.org>
* Copyright 2018- Fabian Groffen - <grobian@gentoo.org>
*/
#include "main.h"
#include <stdlib.h>
#include <stdbool.h>
#include "atom.h"
#include "applets.h"
#define QATOM_FORMAT "%{CATEGORY} %{PN} %{PV} %[PR] %[SLOT] %[pfx] %[sfx]"
#define QATOM_FLAGS "F:cp" COMMON_FLAGS
static struct option const qatom_long_opts[] = {
{"format", a_argument, NULL, 'F'},
{"compare", no_argument, NULL, 'c'},
{"print", no_argument, NULL, 'p'},
COMMON_LONG_OPTS
};
static const char * const qatom_opts_help[] = {
"Custom output format (default: " QATOM_FORMAT ")",
"Compare two atoms",
"Print reconstructed atom",
COMMON_OPTS_HELP
};
#define qatom_usage(ret) usage(ret, QATOM_FLAGS, qatom_long_opts, qatom_opts_help, NULL, lookup_applet_idx("qatom"))
int qatom_main(int argc, char **argv)
{
enum qatom_atom { _EXPLODE=0, _COMPARE, _PRINT } action = _EXPLODE;
const char *format = QATOM_FORMAT;
depend_atom *atom;
depend_atom *atomc;
int i;
while ((i = GETOPT_LONG(QATOM, qatom, "")) != -1) {
switch (i) {
case 'F': format = optarg; break;
case 'c': action = _COMPARE; break;
case 'p': action = _PRINT; break;
COMMON_GETOPTS_CASES(qatom)
}
}
if (argc == optind)
qatom_usage(EXIT_FAILURE);
if (action == _COMPARE && (argc - optind) % 2)
err("compare needs even number of arguments");
for (i = optind; i < argc; ++i) {
atom = atom_explode(argv[i]);
if (atom == NULL) {
warnf("invalid atom: %s\n", argv[i]);
continue;
}
switch (action) {
case _COMPARE: {
int r;
i++;
atomc = atom_explode(argv[i]);
if (atomc == NULL) {
warnf("invalid atom: %s\n", argv[i]);
break;
}
if (atomc->blocker != ATOM_BL_NONE ||
atomc->pfx_op != ATOM_OP_NONE ||
atomc->sfx_op != ATOM_OP_NONE ||
(atomc->CATEGORY == NULL &&
atom->blocker == ATOM_BL_NONE &&
atom->pfx_op == ATOM_OP_NONE &&
atom->sfx_op == ATOM_OP_NONE))
{
r = atom_compare(atom, atomc);
} else {
r = atom_compare(atomc, atom);
switch (r) {
case NEWER: r = OLDER; break;
case OLDER: r = NEWER; break;
}
}
printf("%s %s ", atom_to_string(atom), booga[r]);
printf("%s\n", atom_to_string(atomc));
atom_implode(atomc);
break;
}
case _EXPLODE:
printf("%s\n", atom_format(format, atom, verbose));
break;
case _PRINT:
printf("%s\n", atom_to_string(atom));
break;
}
atom_implode(atom);
}
return EXIT_SUCCESS;
}
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