From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 20 Jan 2010 01:35:46 +0000 (+0100)
Subject: improve dump output
X-Git-Tag: v1~841
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=ceed357001a7543c62468c5b943cf80c2a644252

improve dump output
---

diff --git a/job.c b/job.c
index 3e8cca1e8..ec0baba5e 100644
--- a/job.c
+++ b/job.c
@@ -52,7 +52,7 @@ JobDependency* job_dependency_new(Job *subject, Job *object, bool matters) {
          * this means the 'anchor' job (i.e. the one the user
          * explcitily asked for) is the requester. */
 
-        if (!(l = new(JobDependency, 1)))
+        if (!(l = new0(JobDependency, 1)))
                 return NULL;
 
         l->subject = subject;
@@ -127,7 +127,7 @@ void job_dependency_delete(Job *subject, Job *object, bool *matters) {
         job_dependency_free(l);
 }
 
-void job_dump(Job *j, FILE*f) {
+void job_dump(Job *j, FILE*f, const char *prefix) {
 
         static const char* const job_type_table[_JOB_TYPE_MAX] = {
                 [JOB_START] = "start",
@@ -148,11 +148,13 @@ void job_dump(Job *j, FILE*f) {
         assert(j);
         assert(f);
 
-        fprintf(f, "Job %u (%s) → %s in state %s\n",
-                j->id,
-                name_id(j->name),
-                job_type_table[j->type],
-                job_state_table[j->state]);
+        fprintf(f,
+                "%sJob %u:\n"
+                "%s\tAction: %s → %s\n"
+                "%s\tState: %s\n",
+                prefix, j->id,
+                prefix, name_id(j->name), job_type_table[j->type],
+                prefix, job_state_table[j->state]);
 }
 
 bool job_is_anchor(Job *j) {
diff --git a/job.h b/job.h
index f337307f0..7a44ae077 100644
--- a/job.h
+++ b/job.h
@@ -80,7 +80,7 @@ struct Job {
 
 Job* job_new(Manager *m, JobType type, Name *name);
 void job_free(Job *job);
-void job_dump(Job *j, FILE*f);
+void job_dump(Job *j, FILE*f, const char *prefix);
 
 JobDependency* job_dependency_new(Job *subject, Job *object, bool matters);
 void job_dependency_free(JobDependency *l);
diff --git a/manager.c b/manager.c
index a870db6cc..6470e1c1a 100644
--- a/manager.c
+++ b/manager.c
@@ -421,7 +421,7 @@ rollback:
         return r;
 }
 
-static Job* transaction_add_job(Manager *m, JobType type, Name *name, bool *is_new) {
+static Job* transaction_add_one_job(Manager *m, JobType type, Name *name, bool *is_new) {
         Job *j, *f;
         int r;
 
@@ -491,7 +491,7 @@ void manager_transaction_delete_job(Manager *m, Job *j) {
                 job_dependency_free(j->object_list);
 }
 
-static int real_add_job(Manager *m, JobType type, Name *name, Job *by, bool matters, bool force, Job **_ret) {
+static int transaction_add_job_and_dependencies(Manager *m, JobType type, Name *name, Job *by, bool matters, bool force, Job **_ret) {
         Job *ret;
         void *state;
         Name *dep;
@@ -503,7 +503,7 @@ static int real_add_job(Manager *m, JobType type, Name *name, Job *by, bool matt
         assert(name);
 
         /* First add the job. */
-        if (!(ret = transaction_add_job(m, type, name, &is_new)))
+        if (!(ret = transaction_add_one_job(m, type, name, &is_new)))
                 return -ENOMEM;
 
         /* Then, add a link to the job. */
@@ -514,28 +514,28 @@ static int real_add_job(Manager *m, JobType type, Name *name, Job *by, bool matt
                 /* Finally, recursively add in all dependencies. */
                 if (type == JOB_START || type == JOB_RELOAD_OR_START) {
                         SET_FOREACH(dep, ret->name->meta.dependencies[NAME_REQUIRES], state)
-                                if ((r = real_add_job(m, JOB_START, dep, ret, true, force, NULL)) < 0)
+                                if ((r = transaction_add_job_and_dependencies(m, JOB_START, dep, ret, true, force, NULL)) < 0)
                                         goto fail;
                         SET_FOREACH(dep, ret->name->meta.dependencies[NAME_SOFT_REQUIRES], state)
-                                if ((r = real_add_job(m, JOB_START, dep, ret, !force, force, NULL)) < 0)
+                                if ((r = transaction_add_job_and_dependencies(m, JOB_START, dep, ret, !force, force, NULL)) < 0)
                                         goto fail;
                         SET_FOREACH(dep, ret->name->meta.dependencies[NAME_WANTS], state)
-                                if ((r = real_add_job(m, JOB_START, dep, ret, false, force, NULL)) < 0)
+                                if ((r = transaction_add_job_and_dependencies(m, JOB_START, dep, ret, false, force, NULL)) < 0)
                                         goto fail;
                         SET_FOREACH(dep, ret->name->meta.dependencies[NAME_REQUISITE], state)
-                                if ((r = real_add_job(m, JOB_VERIFY_STARTED, dep, ret, true, force, NULL)) < 0)
+                                if ((r = transaction_add_job_and_dependencies(m, JOB_VERIFY_STARTED, dep, ret, true, force, NULL)) < 0)
                                         goto fail;
                         SET_FOREACH(dep, ret->name->meta.dependencies[NAME_SOFT_REQUISITE], state)
-                                if ((r = real_add_job(m, JOB_VERIFY_STARTED, dep, ret, !force, force, NULL)) < 0)
+                                if ((r = transaction_add_job_and_dependencies(m, JOB_VERIFY_STARTED, dep, ret, !force, force, NULL)) < 0)
                                         goto fail;
                         SET_FOREACH(dep, ret->name->meta.dependencies[NAME_CONFLICTS], state)
-                                if ((r = real_add_job(m, JOB_STOP, dep, ret, true, force, NULL)) < 0)
+                                if ((r = transaction_add_job_and_dependencies(m, JOB_STOP, dep, ret, true, force, NULL)) < 0)
                                         goto fail;
 
                 } else if (type == JOB_STOP || type == JOB_RESTART || type == JOB_TRY_RESTART) {
 
                         SET_FOREACH(dep, ret->name->meta.dependencies[NAME_REQUIRED_BY], state)
-                                if ((r = real_add_job(m, type, dep, ret, true, force, NULL)) < 0)
+                                if ((r = transaction_add_job_and_dependencies(m, type, dep, ret, true, force, NULL)) < 0)
                                         goto fail;
                 }
 
@@ -557,7 +557,7 @@ int manager_add_job(Manager *m, JobType type, Name *name, JobMode mode, bool for
         assert(name);
         assert(mode < _JOB_MODE_MAX);
 
-        if ((r = real_add_job(m, type, name, NULL, true, force, &ret))) {
+        if ((r = transaction_add_job_and_dependencies(m, type, name, NULL, true, force, &ret))) {
                 transaction_abort(m);
                 return r;
         }
@@ -786,7 +786,7 @@ void manager_dump_jobs(Manager *s, FILE *f) {
         assert(f);
 
         HASHMAP_FOREACH(j, s->jobs, state)
-                job_dump(j, f);
+                job_dump(j, f, NULL);
 }
 
 void manager_dump_names(Manager *s, FILE *f) {
@@ -799,5 +799,5 @@ void manager_dump_names(Manager *s, FILE *f) {
 
         HASHMAP_FOREACH_KEY(n, t, s->names, state)
                 if (name_id(n) == t)
-                        name_dump(n, f);
+                        name_dump(n, f, NULL);
 }
diff --git a/name.c b/name.c
index f4ad17687..ace552975 100644
--- a/name.c
+++ b/name.c
@@ -405,7 +405,7 @@ const char* name_id(Name *n) {
         return set_first(n->meta.names);
 }
 
-void name_dump(Name *n, FILE *f) {
+void name_dump(Name *n, FILE *f, const char *prefix) {
 
         static const char* const state_table[_NAME_STATE_MAX] = {
                 [NAME_STUB] = "stub",
@@ -432,15 +432,18 @@ void name_dump(Name *n, FILE *f) {
 
         assert(n);
 
+        if (!prefix)
+                prefix = "";
+
         fprintf(f,
-                "Name %s\n"
-                "\tDescription: %s\n"
-                "\tName State: %s\n",
-                name_id(n),
-                n->meta.description ? n->meta.description : name_id(n),
-                state_table[n->meta.state]);
-
-        fprintf(f, "\tNames: ");
+                "%sName %s:\n"
+                "%s\tDescription: %s\n"
+                "%s\tName State: %s\n",
+                prefix, name_id(n),
+                prefix, n->meta.description ? n->meta.description : name_id(n),
+                prefix, state_table[n->meta.state]);
+
+        fprintf(f, "%s\tNames: ", prefix);
         SET_FOREACH(t, n->meta.names, state)
                 fprintf(f, "%s ", t);
         fprintf(f, "\n");
@@ -457,10 +460,10 @@ void name_dump(Name *n, FILE *f) {
                                 t = s;
 
                         fprintf(f,
-                                "\tAddress: %s\n"
-                                "\tSocket State: %s\n",
-                                t,
-                                socket_state_table[n->socket.state]);
+                                "%s\tAddress: %s\n"
+                                "%s\tSocket State: %s\n",
+                                prefix, t,
+                                prefix, socket_state_table[n->socket.state]);
 
                         free(s);
                         break;
@@ -471,7 +474,14 @@ void name_dump(Name *n, FILE *f) {
         }
 
         if (n->meta.job) {
-                fprintf(f, "\t");
-                job_dump(n->meta.job, f);
+                char *p;
+
+                if (asprintf(&p, "%s\t", prefix) >= 0)
+                        prefix = p;
+                else
+                        p = NULL;
+
+                job_dump(n->meta.job, f, prefix);
+                free(p);
         }
 }
diff --git a/name.h b/name.h
index c67e839d4..6c3e5ba3c 100644
--- a/name.h
+++ b/name.h
@@ -284,6 +284,6 @@ int name_merge(Name *name, Name *other);
 int name_augment(Name *n);
 const char* name_id(Name *n);
 
-void name_dump(Name *n, FILE *f);
+void name_dump(Name *n, FILE *f, const char *prefix);
 
 #endif