search: add search for reverse dependencies in index
So it'll be easier to rebuild affected packages. Fixes #349.cute-signatures
Timo Teräs
parent
47bac8c29c
commit
d9bf4aabff
158
src/search.c
158
src/search.c
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@ -18,18 +18,14 @@
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#include "apk_state.h"
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struct search_ctx {
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int (*action)(struct apk_database *db, int argc, char **argv);
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int (*match)(struct apk_package *pkg, const char *str);
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int (*print)(struct apk_package *pkg);
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int argc;
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char **argv;
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};
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struct search_query_ctx {
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struct apk_database *db;
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const char *query;
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};
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static int search_list_print(apk_hash_item item, void *ctx)
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static int print_match(struct apk_package *pkg)
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{
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struct apk_package *pkg = (struct apk_package *) item;
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printf("%s", pkg->name->name);
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if (apk_verbosity > 0)
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printf("-%s", pkg->version);
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@ -41,63 +37,52 @@ static int search_list_print(apk_hash_item item, void *ctx)
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return 0;
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}
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static int search_query_print(apk_hash_item item, void *ctx)
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static int print_rdepends(struct apk_package *pkg)
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{
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struct search_query_ctx *ictx = (struct search_query_ctx *) ctx;
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struct apk_package *pkg = (struct apk_package *) item;
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struct apk_name *name, *name0;
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struct apk_package *pkg0;
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struct apk_dependency *dep;
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int i, j, k;
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if (fnmatch(ictx->query, pkg->name->name, 0) != 0)
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name = pkg->name;
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if (name->rdepends == NULL)
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return 0;
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search_list_print(item, ictx->db);
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return 0;
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}
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static int search_list(struct apk_database *db, int argc, char **argv)
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{
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int i;
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struct search_query_ctx ctx;
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ctx.db = db;
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if (argc == 0)
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apk_hash_foreach(&db->available.packages, search_list_print, db);
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else
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for (i=0; i<argc; i++) {
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ctx.query = argv[i];
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apk_hash_foreach(&db->available.packages, search_query_print, &ctx);
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printf("%s-%s:", pkg->name->name, pkg->version);
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for (i = 0; i < name->rdepends->num; i++) {
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name0 = name->rdepends->item[i];
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if (name0->pkgs == NULL)
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continue;
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for (j = 0; j < name0->pkgs->num; j++) {
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pkg0 = name0->pkgs->item[j];
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if (pkg0->depends == NULL)
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continue;
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for (k = 0; k < pkg0->depends->num; k++) {
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dep = &pkg0->depends->item[k];
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if (name == dep->name &&
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(apk_version_compare(pkg->version, dep->version)
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& dep->result_mask)) {
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printf(" %s-%s", pkg0->name->name, pkg0->version);
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}
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}
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}
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return 0;
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}
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static int search_query_desc_print(apk_hash_item item, void *ctx)
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{
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struct search_query_ctx *ictx = (struct search_query_ctx *) ctx;
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struct apk_package *pkg = (struct apk_package *) item;
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if( strstr(pkg->description, ictx->query) == NULL )
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return 0;
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search_list_print(item, ictx->db);
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return 0;
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}
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static int search_desc(struct apk_database *db, int argc, char **argv)
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{
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int i;
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struct search_query_ctx ctx;
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ctx.db = db;
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for (i=0; i<argc; i++) {
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ctx.query = argv[i];
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apk_hash_foreach(&db->available.packages, search_query_desc_print, &ctx);
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}
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printf("\n");
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return 0;
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}
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static int search_pkgname(struct apk_package *pkg, const char *str)
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{
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return fnmatch(str, pkg->name->name, 0) == 0;
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}
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static int search_desc(struct apk_package *pkg, const char *str)
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{
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return strstr(pkg->name->name, str) != NULL ||
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strstr(pkg->description, str) != NULL;
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}
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static int search_parse(void *ctx, struct apk_db_options *dbopts,
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int optch, int optindex, const char *optarg)
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{
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@ -105,7 +90,10 @@ static int search_parse(void *ctx, struct apk_db_options *dbopts,
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switch (optch) {
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case 'd':
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ictx->action = search_desc;
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ictx->match = search_desc;
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break;
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case 'r':
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ictx->print = print_rdepends;
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break;
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default:
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return -1;
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@ -113,23 +101,69 @@ static int search_parse(void *ctx, struct apk_db_options *dbopts,
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return 0;
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}
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static int match_packages(apk_hash_item item, void *ctx)
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{
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struct search_ctx *ictx = (struct search_ctx *) ctx;
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struct apk_package *pkg = (struct apk_package *) item;
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int i;
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for (i = 0; i < ictx->argc; i++)
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if (ictx->match(pkg, ictx->argv[i]))
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break;
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if (ictx->argc == 0 || i < ictx->argc)
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ictx->print(pkg);
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return 0;
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}
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static int search_main(void *ctx, struct apk_database *db, int argc, char **argv)
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{
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struct search_ctx *ictx = (struct search_ctx *) ctx;
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struct apk_name *name;
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int rc = 0, i, j, slow_search;
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if (ictx->action != NULL)
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return ictx->action(db, argc, argv);
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slow_search = ictx->match != NULL || argc == 0;
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if (!slow_search) {
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for (i = 0; i < argc; i++)
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if (strcspn(argv[i], "*?[") != strlen(argv[i])) {
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slow_search = 1;
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break;
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}
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}
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return search_list(db, argc, argv);
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if (ictx->match == NULL)
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ictx->match = search_pkgname;
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if (ictx->print == NULL)
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ictx->print = print_match;
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else if (argc == 0)
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return -1;
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if (slow_search) {
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ictx->argc = argc;
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ictx->argv = argv;
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rc = apk_hash_foreach(&db->available.packages,
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match_packages, ictx);
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} else {
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for (i = 0; i < argc; i++) {
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name = apk_db_query_name(db, APK_BLOB_STR(argv[i]));
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if (name == NULL || name->pkgs == NULL)
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continue;
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for (j = 0; j < name->pkgs->num; j++)
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ictx->print(name->pkgs->item[j]);
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}
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}
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return rc;
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}
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static struct apk_option search_options[] = {
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{ 'd', "description", "Search also package descriptions" },
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{ 'd', "description", "Search also package descriptions" },
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{ 'r', "rdepends", "Print reverse dependencies of package" },
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};
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static struct apk_applet apk_search = {
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.name = "search",
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.help = "Search package names (and descriptions) by wildcard PATTERN.",
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.help = "Search package by PATTERNs or by indexed dependencies.",
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.arguments = "PATTERN",
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.open_flags = APK_OPENF_READ | APK_OPENF_NO_STATE,
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.context_size = sizeof(struct search_ctx),
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