summaryrefslogtreecommitdiff
path: root/src/app_dot.c
diff options
context:
space:
mode:
authorTimo Teräs <timo.teras@iki.fi>2020-02-14 13:49:41 +0200
committerTimo Teräs <timo.teras@iki.fi>2020-02-14 16:49:55 +0200
commit60b87557e57ca4e23126bf8c25b1cb978e380dfd (patch)
treeca2469a61c3badb5f4054f387b7059c2bb6c5db7 /src/app_dot.c
parent72be8139303d55463e470ee608a27eb4af950aff (diff)
downloadapk-tools-60b87557e57ca4e23126bf8c25b1cb978e380dfd.tar.gz
apk-tools-60b87557e57ca4e23126bf8c25b1cb978e380dfd.tar.bz2
apk-tools-60b87557e57ca4e23126bf8c25b1cb978e380dfd.tar.xz
apk-tools-60b87557e57ca4e23126bf8c25b1cb978e380dfd.zip
rename all applets sources to app_*.c
Diffstat (limited to 'src/app_dot.c')
-rw-r--r--src/app_dot.c179
1 files changed, 179 insertions, 0 deletions
diff --git a/src/app_dot.c b/src/app_dot.c
new file mode 100644
index 0000000..b85d69b
--- /dev/null
+++ b/src/app_dot.c
@@ -0,0 +1,179 @@
+/* app_dot.c - Alpine Package Keeper (APK)
+ *
+ * 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 <stdio.h>
+#include <fnmatch.h>
+
+#include "apk_applet.h"
+#include "apk_database.h"
+#include "apk_print.h"
+
+#define S_EVALUATED -1
+#define S_EVALUATING -2
+
+struct dot_ctx {
+ int not_empty : 1;
+ int errors_only : 1;
+ int installed_only : 1;
+};
+
+static int option_parse_applet(void *pctx, struct apk_db_options *dbopts, int optch, const char *optarg)
+{
+ struct dot_ctx *ctx = (struct dot_ctx *) pctx;
+
+ switch (optch) {
+ case 0x10000:
+ ctx->errors_only = 1;
+ break;
+ case 0x10001:
+ ctx->installed_only = 1;
+ dbopts->open_flags &= ~APK_OPENF_NO_INSTALLED;
+ break;
+ default:
+ return -ENOTSUP;
+ }
+ return 0;
+}
+
+static const struct apk_option options_applet[] = {
+ { 0x10000, "errors" },
+ { 0x10001, "installed" },
+};
+
+static const struct apk_option_group optgroup_applet = {
+ .name = "Dot",
+ .options = options_applet,
+ .num_options = ARRAY_SIZE(options_applet),
+ .parse = option_parse_applet,
+};
+
+static void start_graph(struct dot_ctx *ctx)
+{
+ if (ctx->not_empty)
+ return;
+ ctx->not_empty = 1;
+
+ printf( "digraph \"apkindex\" {\n"
+ " rankdir=LR;\n"
+ " node [shape=box];\n");
+}
+
+static void dump_name(struct dot_ctx *ctx, struct apk_name *name)
+{
+ if (name->state_int)
+ return;
+ name->state_int = 1;
+
+ if (name->providers->num == 0) {
+ start_graph(ctx);
+ printf(" \"%s\" [style=dashed, color=red, fontcolor=red, shape=octagon];\n",
+ name->name);
+ }
+}
+
+static int dump_pkg(struct dot_ctx *ctx, struct apk_package *pkg)
+{
+ struct apk_dependency *dep;
+ struct apk_provider *p0;
+ int r, ret = 0;
+
+ if (ctx->installed_only && pkg->ipkg == NULL)
+ return 0;
+
+ if (pkg->state_int == S_EVALUATED)
+ return 0;
+
+ if (pkg->state_int <= S_EVALUATING) {
+ pkg->state_int--;
+ return 1;
+ }
+
+ pkg->state_int = S_EVALUATING;
+ foreach_array_item(dep, pkg->depends) {
+ struct apk_name *name = dep->name;
+
+ dump_name(ctx, name);
+
+ if (name->providers->num == 0) {
+ printf(" \"" PKG_VER_FMT "\" -> \"%s\" [color=red];\n",
+ PKG_VER_PRINTF(pkg), name->name);
+ continue;
+ }
+
+ foreach_array_item(p0, name->providers) {
+ if (ctx->installed_only && p0->pkg->ipkg == NULL)
+ continue;
+ if (!apk_dep_is_provided(dep, p0))
+ continue;
+
+ r = dump_pkg(ctx, p0->pkg);
+ ret += r;
+ if (r || (!ctx->errors_only)) {
+ start_graph(ctx);
+
+ printf(" \"" PKG_VER_FMT "\" -> \"" PKG_VER_FMT "\"[",
+ PKG_VER_PRINTF(pkg),
+ PKG_VER_PRINTF(p0->pkg));
+ if (r)
+ printf("color=red,");
+ if (p0->pkg->name != dep->name)
+ printf("arrowhead=inv,label=\"%s\",", dep->name->name);
+ printf("];\n");
+ }
+ }
+ }
+ ret -= S_EVALUATING - pkg->state_int;
+ pkg->state_int = S_EVALUATED;
+
+ return ret;
+}
+
+static int foreach_pkg(apk_hash_item item, void *ctx)
+{
+ dump_pkg((struct dot_ctx *) ctx, (struct apk_package *) item);
+ return 0;
+}
+
+static int dot_main(void *pctx, struct apk_database *db, struct apk_string_array *args)
+{
+ struct dot_ctx *ctx = (struct dot_ctx *) pctx;
+ struct apk_provider *p;
+ char **parg;
+
+ if (args->num) {
+ foreach_array_item(parg, args) {
+ struct apk_name *name = apk_db_get_name(db, APK_BLOB_STR(*parg));
+ if (!name)
+ continue;
+ foreach_array_item(p, name->providers)
+ dump_pkg(ctx, p->pkg);
+ }
+ } else {
+ apk_hash_foreach(&db->available.packages, foreach_pkg, pctx);
+ }
+
+ if (!ctx->not_empty)
+ return 1;
+
+ printf("}\n");
+ return 0;
+}
+
+static struct apk_applet apk_dot = {
+ .name = "dot",
+ .arguments = "PKGMASK...",
+ .open_flags = APK_OPENF_READ | APK_OPENF_NO_STATE,
+ .command_groups = APK_COMMAND_GROUP_QUERY,
+ .context_size = sizeof(struct dot_ctx),
+ .optgroups = { &optgroup_global, &optgroup_applet },
+ .main = dot_main,
+};
+
+APK_DEFINE_APPLET(apk_dot);