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-rw-r--r--src/util/pactree.c152
1 files changed, 92 insertions, 60 deletions
diff --git a/src/util/pactree.c b/src/util/pactree.c
index e5986b45..a0acb2ae 100644
--- a/src/util/pactree.c
+++ b/src/util/pactree.c
@@ -43,6 +43,7 @@
/* globals */
pmdb_t *db_local;
alpm_list_t *walked = NULL;
+alpm_list_t *provisions = NULL;
/* options */
int color = 0;
@@ -168,25 +169,43 @@ static void cleanup(void)
}
alpm_list_free(walked);
+ alpm_list_free(provisions);
alpm_release();
}
-static void print_text(const char *pkg, const char *provider, int depth)
+/* pkg provides provision */
+static void print_text(const char *pkg, const char *provision, int depth)
{
- int indent_sz;
+ int indent_sz = (depth + 1) * INDENT_SZ;
- if(unique && alpm_list_find_str(walked, pkg)) {
+ if(!pkg) {
return;
}
- indent_sz = (depth + 1) * INDENT_SZ;
+#if 0
+ if(!pkg) {
+ /* can't resolve, but the show must go on */
+ if(color) {
+ printf(BRANCH1_COLOR "%*s" LEAF1_COLOR "%s" BRANCH1_COLOR UNRESOLVABLE
+ COLOR_OFF "\n", indent_sz, BRANCH_TIP1, provision);
+ } else {
+ printf("%*s%s" UNRESOLVABLE "\n", indent_sz, BRANCH_TIP1, provision);
+ }
+ }
+#endif
+
+ if(provision) {
+ if(strcmp(pkg, provision) == 0) {
+ provision = NULL;
+ }
+ }
if(linear) {
if(color) {
printf(LEAF1_COLOR);
}
- if(provider) {
- printf("%s %s\n", pkg, provider);
+ if(provision) {
+ printf("%s %s\n", pkg, provision);
} else {
printf("%s\n", pkg);
}
@@ -194,12 +213,12 @@ static void print_text(const char *pkg, const char *provider, int depth)
printf(COLOR_OFF);
}
} else {
- if(provider) {
+ if(provision) {
if(color) {
printf(BRANCH2_COLOR "%*s" LEAF1_COLOR "%s" LEAF2_COLOR PROVIDES
- LEAF1_COLOR"%s\n"COLOR_OFF, indent_sz, BRANCH_TIP2, pkg, provider);
+ LEAF1_COLOR"%s\n"COLOR_OFF, indent_sz, BRANCH_TIP2, pkg, provision);
} else {
- printf("%*s%s" PROVIDES "%s\n", indent_sz, BRANCH_TIP2, pkg, provider);
+ printf("%*s%s" PROVIDES "%s\n", indent_sz, BRANCH_TIP2, pkg, provision);
}
} else {
if(color) {
@@ -212,19 +231,49 @@ static void print_text(const char *pkg, const char *provider, int depth)
}
}
-static void print_graph(const char *pkg, const char *dep, int provide)
+static void print_graph(const char *parentname, const char *pkgname, const char *depname)
{
- if(unique && alpm_list_find_str(walked, pkg)) {
- return;
+ if(depname) {
+ printf("\"%s\" -> \"%s\" [color=chocolate4];\n", parentname, depname);
+ if(pkgname && strcmp(depname, pkgname) != 0 && !alpm_list_find_str(provisions, depname)) {
+ printf("\"%s\" -> \"%s\" [arrowhead=none, color=grey];\n", depname, pkgname);
+ provisions = alpm_list_add(provisions, (char *)depname);
+ }
+ } else if(pkgname) {
+ printf("\"%s\" -> \"%s\" [color=chocolate4];\n", parentname, pkgname);
+ }
+}
+
+/* parent depends on dep which is satisfied by pkg */
+static void print(const char *parentname, const char *pkgname, const char *depname, int depth)
+{
+ if(graphviz) {
+ print_graph(parentname, pkgname, depname);
+ } else {
+ print_text(pkgname, depname, depth);
}
+}
- if(provide) {
- printf("\"%s\" -> \"%s\" [color=grey];\n", pkg, dep);
+static void print_start(const char *pkgname, const char *provname)
+{
+ if(graphviz) {
+ printf("digraph G { START [color=red, style=filled];\n"
+ "node [style=filled, color=green];\n"
+ " \"START\" -> \"%s\";\n", pkgname);
} else {
- printf("\"%s\" -> \"%s\" [color=chocolate4];\n", pkg, dep);
+ print_text(pkgname, provname, 0);
}
}
+static void print_end(void)
+{
+ if(graphviz) {
+ /* close graph output */
+ printf("}\n");
+ }
+}
+
+
/**
* walk dependencies in reverse, showing packages which require the target
*/
@@ -242,13 +291,14 @@ static void walk_reverse_deps(pmpkg_t *pkg, int depth)
for(i = required_by; i; i = alpm_list_next(i)) {
const char *pkgname = alpm_list_getdata(i);
- if(graphviz) {
- print_graph(alpm_pkg_get_name(pkg), pkgname, 0);
+ if(alpm_list_find_str(walked, pkgname)) {
+ /* if we've already seen this package, don't print in "unique" output
+ * and don't recurse */
+ if(!unique) {
+ print(alpm_pkg_get_name(pkg), pkgname, NULL, depth);
+ }
} else {
- print_text(pkgname, NULL, depth);
- }
-
- if(!alpm_list_find_str(walked, pkgname)) {
+ print(alpm_pkg_get_name(pkg), pkgname, NULL, depth);
walk_reverse_deps(alpm_db_get_pkg(db_local, pkgname), depth + 1);
}
}
@@ -264,7 +314,7 @@ static void walk_deps(pmpkg_t *pkg, int depth)
alpm_list_t *i;
if((max_depth >= 0) && (depth == max_depth + 1)) {
- return;
+ return;
}
walked = alpm_list_add(walked, (void*)alpm_pkg_get_name(pkg));
@@ -274,29 +324,22 @@ static void walk_deps(pmpkg_t *pkg, int depth)
pmpkg_t *provider = alpm_find_satisfier(alpm_db_get_pkgcache(db_local),
alpm_dep_get_name(depend));
- if(!provider) {
- /* can't resolve, but the show must go on */
- if(color) {
- printf(BRANCH1_COLOR "%*s" LEAF1_COLOR "%s" BRANCH1_COLOR UNRESOLVABLE
- COLOR_OFF "\n", (depth + 1) * INDENT_SZ, BRANCH_TIP1,
- alpm_dep_get_name(depend));
- } else {
- printf("%*s%s" UNRESOLVABLE "\n", (depth + 1) * INDENT_SZ, BRANCH_TIP1,
- alpm_dep_get_name(depend));
- }
- } else {
- if(graphviz) {
- print_graph(alpm_pkg_get_name(pkg), alpm_dep_get_name(depend), 0);
- } else if(strcmp(alpm_pkg_get_name(provider), alpm_dep_get_name(depend)) == 0) {
- print_text(alpm_pkg_get_name(provider), NULL, depth);
- } else {
- print_text(alpm_pkg_get_name(provider), alpm_dep_get_name(depend), depth);
- }
+ if(provider) {
+ const char *provname = alpm_pkg_get_name(provider);
- /* don't recurse if we've walked this package already */
- if(!alpm_list_find_str(walked, alpm_pkg_get_name(provider))) {
+ if(alpm_list_find_str(walked, provname)) {
+ /* if we've already seen this package, don't print in "unique" output
+ * and don't recurse */
+ if(!unique) {
+ print(alpm_pkg_get_name(pkg), provname, alpm_dep_get_name(depend), depth);
+ }
+ } else {
+ print(alpm_pkg_get_name(pkg), provname, alpm_dep_get_name(depend), depth);
walk_deps(provider, depth + 1);
}
+ } else {
+ /* unresolvable package */
+ print(alpm_pkg_get_name(pkg), NULL, alpm_dep_get_name(depend), depth);
}
}
}
@@ -305,7 +348,7 @@ int main(int argc, char *argv[])
{
int ret;
const char *target_name;
- pmpkg_t *target;
+ pmpkg_t *pkg;
ret = parse_options(argc, argv);
if(ret != 0) {
@@ -322,33 +365,22 @@ int main(int argc, char *argv[])
/* we only care about the first non option arg for walking */
target_name = argv[optind];
- target = alpm_find_satisfier(alpm_db_get_pkgcache(db_local), target_name);
- if(!target) {
+ pkg = alpm_find_satisfier(alpm_db_get_pkgcache(db_local), target_name);
+ if(!pkg) {
fprintf(stderr, "error: package '%s' not found\n", target_name);
ret = 1;
goto finish;
}
- if(graphviz) {
- printf("digraph G { START [color=red, style=filled];\n"
- "node [style=filled, color=green];\n"
- " \"START\" -> \"%s\";\n", alpm_pkg_get_name(target));
- } else if(strcmp(target_name, alpm_pkg_get_name(target)) == 0) {
- print_text(target_name, NULL, 0);
- } else {
- print_text(alpm_pkg_get_name(target), target_name, 0);
- }
+ print_start(alpm_pkg_get_name(pkg), target_name);
if(reverse) {
- walk_reverse_deps(target, 1);
+ walk_reverse_deps(pkg, 1);
} else {
- walk_deps(target, 1);
+ walk_deps(pkg, 1);
}
- /* close graph output */
- if(graphviz) {
- printf("}\n");
- }
+ print_end();
finish:
cleanup();
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-24 05:51:30 +0000