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/* info.c - Alpine Package Keeper (APK)
*
* Copyright (C) 2005-2009 Natanael Copa <n@tanael.org>
* Copyright (C) 2008-2011 Timo Teräs <timo.teras@iki.fi>
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation. See http://www.gnu.org/ for details.
*/
#include <fnmatch.h>
#include <stdio.h>
#include "apk_defines.h"
#include "apk_applet.h"
#include "apk_package.h"
#include "apk_database.h"
struct search_ctx {
void (*print_result)(struct search_ctx *ctx, struct apk_package *pkg);
void (*print_package)(struct search_ctx *ctx, struct apk_package *pkg);
int show_all : 1;
int search_exact : 1;
int search_description : 1;
int argc;
char **argv;
};
static void print_package_name(struct search_ctx *ctx, struct apk_package *pkg)
{
printf("%s", pkg->name->name);
if (apk_verbosity > 0)
printf("-" BLOB_FMT, BLOB_PRINTF(*pkg->version));
if (apk_verbosity > 1)
printf(" - %s", pkg->description);
}
static void print_origin_name(struct search_ctx *ctx, struct apk_package *pkg)
{
if (pkg->origin != NULL)
printf(BLOB_FMT, BLOB_PRINTF(*pkg->origin));
else
printf("%s", pkg->name->name);
if (apk_verbosity > 0)
printf("-" BLOB_FMT, BLOB_PRINTF(*pkg->version));
}
static void print_rdepends(struct search_ctx *ctx, struct apk_package *pkg)
{
struct apk_name *name, *name0;
struct apk_package *pkg0;
struct apk_dependency *dep;
int i, j, k;
name = pkg->name;
printf(PKG_VER_FMT ":", PKG_VER_PRINTF(pkg));
for (i = 0; i < name->rdepends->num; i++) {
name0 = name->rdepends->item[i];
for (j = 0; j < name0->pkgs->num; j++) {
pkg0 = name0->pkgs->item[j];
for (k = 0; k < pkg0->depends->num; k++) {
dep = &pkg0->depends->item[k];
if (name == dep->name &&
apk_dep_is_satisfied(dep, pkg)) {
printf(" ");
ctx->print_package(ctx, pkg0);
}
}
}
}
}
static int search_parse(void *ctx, struct apk_db_options *dbopts,
int optch, int optindex, const char *optarg)
{
struct search_ctx *ictx = (struct search_ctx *) ctx;
switch (optch) {
case 'a':
ictx->show_all = 1;
break;
case 'd':
ictx->search_description = 1;
ictx->search_exact = 1;
ictx->show_all = 1;
break;
case 'e':
ictx->search_exact = 1;
break;
case 'o':
ictx->print_package = print_origin_name;
break;
case 'r':
ictx->print_result = print_rdepends;
break;
default:
return -1;
}
return 0;
}
static void print_result(struct search_ctx *ctx, struct apk_package *pkg)
{
int i;
if (pkg == NULL)
return;
if (ctx->search_description) {
for (i = 0; i < ctx->argc; i++) {
if (strstr(pkg->description, ctx->argv[i]) != NULL ||
strstr(pkg->name->name, ctx->argv[i]) != NULL)
break;
}
if (i >= ctx->argc)
return;
}
ctx->print_result(ctx, pkg);
printf("\n");
}
static int match_names(apk_hash_item item, void *ctx)
{
struct search_ctx *ictx = (struct search_ctx *) ctx;
struct apk_name *name = (struct apk_name *) item;
int i;
if (!ictx->search_description) {
for (i = 0; i < ictx->argc; i++)
if (fnmatch(ictx->argv[i], name->name, FNM_CASEFOLD) == 0)
break;
if (ictx->argc > 0 && i >= ictx->argc)
return 0;
}
if (ictx->show_all) {
for (i = 0; i < name->pkgs->num; i++)
print_result(ictx, name->pkgs->item[i]);
} else {
struct apk_package *pkg = NULL;
for (i = 0; i < name->pkgs->num; i++) {
if (pkg == NULL ||
apk_pkg_version_compare(name->pkgs->item[i], pkg) == APK_VERSION_GREATER)
pkg = name->pkgs->item[i];
}
print_result(ictx, pkg);
}
return 0;
}
static int search_main(void *ctx, struct apk_database *db, int argc, char **argv)
{
struct search_ctx *ictx = (struct search_ctx *) ctx;
char s[256];
int i, l;
if (ictx->print_package == NULL)
ictx->print_package = print_package_name;
if (ictx->print_result == NULL)
ictx->print_result = ictx->print_package;
if (argc == 0 && ictx->search_description)
return -1;
ictx->argc = argc;
if (!ictx->search_exact) {
ictx->argv = alloca(argc * sizeof(char*));
for (i = 0; i < argc; i++) {
l = snprintf(s, sizeof(s), "*%s*", argv[i]);
ictx->argv[i] = alloca(l+1);
memcpy(ictx->argv[i], s, l);
ictx->argv[i][l] = 0;
}
} else {
ictx->argv = argv;
}
return apk_hash_foreach(&db->available.names, match_names, ictx);
}
static struct apk_option search_options[] = {
{ 'a', "all", "Show all package versions (instead of latest only)" },
{ 'd', "description", "Search package descriptions (implies -a)" },
{ 'e', "exact", "Require exact match (instead of substring match)" },
{ 'o', "origin", "Print origin package name instead of the subpackage" },
{ 'r', "rdepends", "Print reverse dependencies of package" },
};
static struct apk_applet apk_search = {
.name = "search",
.help = "Search package by PATTERNs or by indexed dependencies.",
.arguments = "PATTERN",
.open_flags = APK_OPENF_READ | APK_OPENF_NO_STATE,
.context_size = sizeof(struct search_ctx),
.num_options = ARRAY_SIZE(search_options),
.options = search_options,
.parse = search_parse,
.main = search_main,
};
APK_DEFINE_APPLET(apk_search);
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