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search: fix reverse dependency searching (fixes #2084) 

use the new apk_pkg_foreach_reverse_dependency helper to find
the reverse dependencies properly.
cute-signatures
Timo Teräs 2013-06-13 21:12:40 +03:00
parent bcda66bf08
commit f4ce2bf4c4
1 changed files with 47 additions and 52 deletions
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99
src/search.c
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@ -23,6 +23,7 @@ struct search_ctx {
int show_all : 1;
int search_exact : 1;
int search_description : 1;
int rdep_generation;
int argc;
char **argv;
@ -35,6 +36,7 @@ static void print_package_name(struct search_ctx *ctx, struct apk_package *pkg)
printf("-" BLOB_FMT, BLOB_PRINTF(*pkg->version));
if (apk_verbosity > 1)
printf(" - %s", pkg->description);
printf("\n");
}
static void print_origin_name(struct search_ctx *ctx, struct apk_package *pkg)
@ -45,34 +47,25 @@ static void print_origin_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));
printf("\n");
}
static void print_rdep_pkg(struct apk_package *pkg0, struct apk_dependency *dep0, struct apk_package *pkg, void *pctx)
{
struct search_ctx *ctx = (struct search_ctx *) pctx;
if (pkg0->state_int == ctx->rdep_generation)
return;
pkg0->state_int = ctx->rdep_generation;
ctx->print_package(ctx, pkg0);
}
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;
if (apk_verbosity > 0)
printf(PKG_VER_FMT " is required by:\n",
PKG_VER_PRINTF(pkg));
for (i = 0; i < name->rdepends->num; i++) {
name0 = name->rdepends->item[i];
for (j = 0; j < name0->providers->num; j++) {
pkg0 = name0->providers->item[j].pkg;
for (k = 0; k < pkg0->depends->num; k++) {
dep = &pkg0->depends->item[k];
if (apk_dep_is_materialized_or_provided(dep, pkg)) {
ctx->print_package(ctx, pkg0);
printf("\n");
}
}
}
if (apk_verbosity > 0) {
ctx->rdep_generation++;
printf(PKG_VER_FMT " is required by:\n", PKG_VER_PRINTF(pkg));
}
apk_pkg_foreach_reverse_dependency(pkg, APK_DEP_SATISFIES, print_rdep_pkg, ctx);
}
static int search_parse(void *ctx, struct apk_db_options *dbopts,
@ -122,68 +115,71 @@ static void print_result(struct search_ctx *ctx, struct apk_package *pkg)
}
ctx->print_result(ctx, pkg);
printf("\n");
}
static int match_names(apk_hash_item item, void *ctx)
static int match_names(apk_hash_item item, void *pctx)
{
struct search_ctx *ictx = (struct search_ctx *) ctx;
struct search_ctx *ctx = (struct search_ctx *) pctx;
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)
if (!ctx->search_description) {
for (i = 0; i < ctx->argc; i++)
if (fnmatch(ctx->argv[i], name->name, FNM_CASEFOLD) == 0)
break;
if (ictx->argc > 0 && i >= ictx->argc)
if (ctx->argc > 0 && i >= ctx->argc)
return 0;
}
if (ictx->show_all) {
if (ctx->show_all) {
for (i = 0; i < name->providers->num; i++)
print_result(ictx, name->providers->item[i].pkg);
print_result(ctx, name->providers->item[i].pkg);
} else {
struct apk_package *pkg = NULL;
struct apk_provider *p;
apk_blob_t *version = NULL;
for (i = 0; i < name->providers->num; i++) {
foreach_array_item(p, name->providers) {
if (version == NULL ||
apk_version_compare_blob(*name->providers->item[i].version, *version) == APK_VERSION_GREATER)
pkg = name->providers->item[i].pkg;
apk_version_compare_blob(*p->version, *version) == APK_VERSION_GREATER)
pkg = p->pkg;
}
print_result(ictx, pkg);
print_result(ctx, pkg);
}
return 0;
}
static int search_main(void *ctx, struct apk_database *db, int argc, char **argv)
static int search_main(void *pctx, struct apk_database *db, int argc, char **argv)
{
struct search_ctx *ictx = (struct search_ctx *) ctx;
struct search_ctx *ctx = (struct search_ctx *) pctx;
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;
ctx->rdep_generation = 1;
if (ctx->print_package == NULL)
ctx->print_package = print_package_name;
if (ctx->print_result == NULL)
ctx->print_result = ctx->print_package;
if (argc == 0 && ictx->search_description)
if (argc == 0 && ctx->search_description)
return -1;
ictx->argc = argc;
if (!ictx->search_exact) {
ictx->argv = alloca(argc * sizeof(char*));
ctx->argc = argc;
if (!ctx->search_exact) {
ctx->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;
ctx->argv[i] = alloca(l+1);
memcpy(ctx->argv[i], s, l);
ctx->argv[i][l] = 0;
}
} else {
ictx->argv = argv;
ctx->argv = argv;
/* FIXME: if not searching descriptions, we can just
* do direct name lookups here */
}
return apk_hash_foreach(&db->available.names, match_names, ictx);
return apk_hash_foreach(&db->available.names, match_names, ctx);
}
static struct apk_option search_options[] = {
@ -207,4 +203,3 @@ static struct apk_applet apk_search = {
};
APK_DEFINE_APPLET(apk_search);