Merge branch 'wip'

18 files changed, 125 insertions, 111 deletions

diff --git a/cache.c b/cache.c
index 47cdcb4..3127fc2 100644
--- a/cache.c
+++ b/cache.c
@@ -363,7 +363,7 @@ int cache_process(int size, const char *path, const char *key, int ttl,
 /* Return a strftime formatted date/time
  * NB: the result from this function is to shared memory
  */
-char *sprintftime(const char *format, time_t time)
+static char *sprintftime(const char *format, time_t time)
 {
         static char buf[64];
         struct tm *tm;
diff --git a/cgit.c b/cgit.c
index 2ccf864..afafcce 100644
--- a/cgit.c
+++ b/cgit.c
@@ -18,7 +18,7 @@
 
 const char *cgit_version = CGIT_VERSION;
 
-void add_mimetype(const char *name, const char *value)
+static void add_mimetype(const char *name, const char *value)
 {
         struct string_list_item *item;
 
@@ -26,7 +26,7 @@ void add_mimetype(const char *name, const char *value)
         item->util = xstrdup(value);
 }
 
-struct cgit_filter *new_filter(const char *cmd, filter_type filtertype)
+static struct cgit_filter *new_filter(const char *cmd, filter_type filtertype)
 {
         struct cgit_filter *f;
         int args_size = 0;
@@ -58,7 +58,7 @@ struct cgit_filter *new_filter(const char *cmd, filter_type filtertype)
 
 static void process_cached_repolist(const char *path);
 
-void repo_config(struct cgit_repo *repo, const char *name, const char *value)
+static void repo_config(struct cgit_repo *repo, const char *name, const char *value)
 {
         struct string_list_item *item;
 
@@ -114,7 +114,7 @@ void repo_config(struct cgit_repo *repo, const char *name, const char *value)
         }
 }
 
-void config_cb(const char *name, const char *value)
+static void config_cb(const char *name, const char *value)
 {
         if (!strcmp(name, "section") || !strcmp(name, "repo.group"))
                 ctx.cfg.section = xstrdup(value);
@@ -333,7 +333,7 @@ static void querystring_cb(const char *name, const char *value)
         }
 }
 
-char *xstrdupn(const char *str)
+static char *xstrdupn(const char *str)
 {
         return (str ? xstrdup(str) : NULL);
 }
@@ -414,8 +414,8 @@ struct refmatch {
         int match;
 };
 
-int find_current_ref(const char *refname, const unsigned char *sha1,
-                     int flags, void *cb_data)
+static int find_current_ref(const char *refname, const unsigned char *sha1,
+                            int flags, void *cb_data)
 {
         struct refmatch *info;
 
@@ -427,7 +427,13 @@ int find_current_ref(const char *refname, const unsigned char *sha1,
         return info->match;
 }
 
-char *find_default_branch(struct cgit_repo *repo)
+static void free_refmatch_inner(struct refmatch *info)
+{
+        if (info->first_ref)
+                free(info->first_ref);
+}
+
+static char *find_default_branch(struct cgit_repo *repo)
 {
         struct refmatch info;
         char *ref;
@@ -442,6 +448,8 @@ char *find_default_branch(struct cgit_repo *repo)
                 ref = info.first_ref;
         if (ref)
                 ref = xstrdup(ref);
+        free_refmatch_inner(&info);
+
         return ref;
 }
 
@@ -569,13 +577,13 @@ static void process_request(void *cbdata)
                 cgit_print_docend();
 }
 
-int cmp_repos(const void *a, const void *b)
+static int cmp_repos(const void *a, const void *b)
 {
         const struct cgit_repo *ra = a, *rb = b;
         return strcmp(ra->url, rb->url);
 }
 
-char *build_snapshot_setting(int bitmap)
+static char *build_snapshot_setting(int bitmap)
 {
         const struct cgit_snapshot_format *f;
         char *result = xstrdup("");
@@ -595,7 +603,7 @@ char *build_snapshot_setting(int bitmap)
         return result;
 }
 
-char *get_first_line(char *txt)
+static char *get_first_line(char *txt)
 {
         char *t = xstrdup(txt);
         char *p = strchr(t, '\n');
@@ -604,7 +612,7 @@ char *get_first_line(char *txt)
         return t;
 }
 
-void print_repo(FILE *f, struct cgit_repo *repo)
+static void print_repo(FILE *f, struct cgit_repo *repo)
 {
         fprintf(f, "repo.url=%s\n", repo->url);
         fprintf(f, "repo.name=%s\n", repo->name);
@@ -649,7 +657,7 @@ void print_repo(FILE *f, struct cgit_repo *repo)
         fprintf(f, "\n");
 }
 
-void print_repolist(FILE *f, struct cgit_repolist *list, int start)
+static void print_repolist(FILE *f, struct cgit_repolist *list, int start)
 {
         int i;
 
diff --git a/cgit.h b/cgit.h
index c655bd8..ed5cf14 100644
--- a/cgit.h
+++ b/cgit.h
@@ -304,6 +304,7 @@ extern char *strlpart(char *txt, int maxlen);
 extern char *strrpart(char *txt, int maxlen);
 
 extern void cgit_add_ref(struct reflist *list, struct refinfo *ref);
+extern void cgit_free_reflist_inner(struct reflist *list);
 extern int cgit_refs_cb(const char *refname, const unsigned char *sha1,
                         int flags, void *cb_data);
 
diff --git a/configfile.c b/configfile.c
index 3fa217f..d98989c 100644
--- a/configfile.c
+++ b/configfile.c
@@ -10,7 +10,7 @@
 #include <stdio.h>
 #include "configfile.h"
 
-int next_char(FILE *f)
+static int next_char(FILE *f)
 {
         int c = fgetc(f);
         if (c == '\r') {
@@ -23,7 +23,7 @@ int next_char(FILE *f)
         return c;
 }
 
-void skip_line(FILE *f)
+static void skip_line(FILE *f)
 {
         int c;
 
@@ -31,7 +31,7 @@ void skip_line(FILE *f)
                 ;
 }
 
-int read_config_line(FILE *f, char *line, const char **value, int bufsize)
+static int read_config_line(FILE *f, char *line, const char **value, int bufsize)
 {
         int i = 0, isname = 0;
 
diff --git a/html.c b/html.c
index 90cc1c0..b5c6903 100644
--- a/html.c
+++ b/html.c
@@ -39,7 +39,7 @@ static const char* url_escape_table[256] = {
         "%fe", "%ff"
 };
 
-int htmlfd = STDOUT_FILENO;
+static int htmlfd = STDOUT_FILENO;
 
 char *fmt(const char *format, ...)
 {
@@ -266,7 +266,7 @@ int html_include(const char *filename)
         return 0;
 }
 
-int hextoint(char c)
+static int hextoint(char c)
 {
         if (c >= 'a' && c <= 'f')
                 return 10 + c - 'a';
@@ -278,7 +278,7 @@ int hextoint(char c)
                 return -1;
 }
 
-char *convert_query_hexchar(char *txt)
+static char *convert_query_hexchar(char *txt)
 {
         int d1, d2, n;
         n = strlen(txt);
diff --git a/parsing.c b/parsing.c
index 9b7efb3..658621d 100644
--- a/parsing.c
+++ b/parsing.c
@@ -52,7 +52,7 @@ void cgit_parse_url(const char *url)
         }
 }
 
-char *substr(const char *head, const char *tail)
+static char *substr(const char *head, const char *tail)
 {
         char *buf;
 
@@ -64,7 +64,7 @@ char *substr(const char *head, const char *tail)
         return buf;
 }
 
-char *parse_user(char *t, char **name, char **email, unsigned long *date)
+static char *parse_user(char *t, char **name, char **email, unsigned long *date)
 {
         char *p = t;
         int mode = 1;
@@ -101,7 +101,7 @@ char *parse_user(char *t, char **name, char **email, unsigned long *date)
 #ifdef NO_ICONV
 #define reencode(a, b, c)
 #else
-const char *reencode(char **txt, const char *src_enc, const char *dst_enc)
+static const char *reencode(char **txt, const char *src_enc, const char *dst_enc)
 {
         char *tmp;
 
diff --git a/shared.c b/shared.c
index e732064..cc06930 100644
--- a/shared.c
+++ b/shared.c
@@ -158,7 +158,7 @@ void cgit_add_ref(struct reflist *list, struct refinfo *ref)
         list->refs[list->count++] = ref;
 }
 
-struct refinfo *cgit_mk_refinfo(const char *refname, const unsigned char *sha1)
+static struct refinfo *cgit_mk_refinfo(const char *refname, const unsigned char *sha1)
 {
         struct refinfo *ref;
 
@@ -176,6 +176,42 @@ struct refinfo *cgit_mk_refinfo(const char *refname, const unsigned char *sha1)
         return ref;
 }
 
+static void cgit_free_taginfo(struct taginfo *tag)
+{
+        if (tag->tagger)
+                free(tag->tagger);
+        if (tag->tagger_email)
+                free(tag->tagger_email);
+        if (tag->msg)
+                free(tag->msg);
+        free(tag);
+}
+
+static void cgit_free_refinfo(struct refinfo *ref)
+{
+        if (ref->refname)
+                free((char *)ref->refname);
+        switch (ref->object->type) {
+        case OBJ_TAG:
+                cgit_free_taginfo(ref->tag);
+                break;
+        case OBJ_COMMIT:
+                cgit_free_commitinfo(ref->commit);
+                break;
+        }
+        free(ref);
+}
+
+void cgit_free_reflist_inner(struct reflist *list)
+{
+        int i;
+
+        for (i = 0; i < list->count; i++) {
+                cgit_free_refinfo(list->refs[i]);
+        }
+        free(list->refs);
+}
+
 int cgit_refs_cb(const char *refname, const unsigned char *sha1, int flags,
                   void *cb_data)
 {
@@ -187,8 +223,8 @@ int cgit_refs_cb(const char *refname, const unsigned char *sha1, int flags,
         return 0;
 }
 
-void cgit_diff_tree_cb(struct diff_queue_struct *q,
-                       struct diff_options *options, void *data)
+static void cgit_diff_tree_cb(struct diff_queue_struct *q,
+                              struct diff_options *options, void *data)
 {
         int i;
 
@@ -224,7 +260,7 @@ static int load_mmfile(mmfile_t *file, const unsigned char *sha1)
 char *diffbuf = NULL;
 int buflen = 0;
 
-int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf)
+static int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf)
 {
         int i;
 
@@ -461,14 +497,14 @@ int readfile(const char *path, char **buf, size_t *size)
         return (*size == st.st_size ? 0 : e);
 }
 
-int is_token_char(char c)
+static int is_token_char(char c)
 {
         return isalnum(c) || c == '_';
 }
 
 /* Replace name with getenv(name), return pointer to zero-terminating char
  */
-char *expand_macro(char *name, int maxlength)
+static char *expand_macro(char *name, int maxlength)
 {
         char *value;
         int len;
diff --git a/ui-atom.c b/ui-atom.c
index b218456..5b5525d 100644
--- a/ui-atom.c
+++ b/ui-atom.c
@@ -10,7 +10,7 @@
 #include "html.h"
 #include "ui-shared.h"
 
-void add_entry(struct commit *commit, char *host)
+static void add_entry(struct commit *commit, char *host)
 {
         char delim = '&';
         char *hex;
diff --git a/ui-commit.c b/ui-commit.c
index 74f37c8..0783285 100644
--- a/ui-commit.c
+++ b/ui-commit.c
@@ -74,6 +74,7 @@ void cgit_print_commit(char *hex, const char *prefix)
                 html(" /");
                 cgit_tree_link(prefix, NULL, NULL, ctx.qry.head, tmp, prefix);
         }
+        free(tmp);
         html("</td></tr>\n");
         for (p = commit->parents; p; p = p->next) {
                 parent = lookup_commit_reference(p->item->object.sha1);
diff --git a/ui-diff.c b/ui-diff.c
index 49e5b46..7de7802 100644
--- a/ui-diff.c
+++ b/ui-diff.c
@@ -166,8 +166,9 @@ static void inspect_filepair(struct diff_filepair *pair)
         total_rems += lines_removed;
 }
 
-void cgit_print_diffstat(const unsigned char *old_sha1,
-                         const unsigned char *new_sha1, const char *prefix)
+static void cgit_print_diffstat(const unsigned char *old_sha1,
+                                const unsigned char *new_sha1,
+                                const char *prefix)
 {
         int i;
 
diff --git a/ui-log.c b/ui-log.c
index 2f41602..857c05c 100644
--- a/ui-log.c
+++ b/ui-log.c
@@ -28,7 +28,7 @@ static const char *column_colors_html[] = {
 
 #define COLUMN_COLORS_HTML_MAX (ARRAY_SIZE(column_colors_html) - 1)
 
-void count_lines(char *line, int size)
+static void count_lines(char *line, int size)
 {
         if (size <= 0)
                 return;
@@ -40,7 +40,7 @@ void count_lines(char *line, int size)
                 rem_lines++;
 }
 
-void inspect_files(struct diff_filepair *pair)
+static void inspect_files(struct diff_filepair *pair)
 {
         unsigned long old_size = 0;
         unsigned long new_size = 0;
@@ -95,7 +95,7 @@ next:
         }
 }
 
-void print_commit(struct commit *commit, struct rev_info *revs)
+static void print_commit(struct commit *commit, struct rev_info *revs)
 {
         struct commitinfo *info;
         int cols = revs->graph ? 3 : 2;
diff --git a/ui-refs.c b/ui-refs.c
index ce06b08..e89f836 100644
--- a/ui-refs.c
+++ b/ui-refs.c
@@ -103,6 +103,7 @@ static void print_tag_downloads(const struct cgit_repo *repo, const char *ref)
         const struct cgit_snapshot_format* f;
         char *filename;
         const char *basename;
+        int free_ref = 0;
 
         if (!ref || strlen(ref) < 2)
                 return;
@@ -111,8 +112,10 @@ static void print_tag_downloads(const struct cgit_repo *repo, const char *ref)
         if (prefixcmp(ref, basename) != 0) {
                 if ((ref[0] == 'v' || ref[0] == 'V') && isdigit(ref[1]))
                         ref++;
-                if (isdigit(ref[0]))
+                if (isdigit(ref[0])) {
                         ref = xstrdup(fmt("%s-%s", basename, ref));
+                        free_ref = 1;
+                }
         }
 
         for (f = cgit_snapshot_formats; f->suffix; f++) {
@@ -122,6 +125,9 @@ static void print_tag_downloads(const struct cgit_repo *repo, const char *ref)
                 cgit_snapshot_link(filename, NULL, NULL, NULL, NULL, filename);
                 html("&nbsp;&nbsp;");
         }
+
+        if (free_ref)
+                free((char *)ref);
 }
 static int print_tag(struct refinfo *ref)
 {
@@ -205,6 +211,8 @@ void cgit_print_branches(int maxcount)
 
         if (maxcount < list.count)
                 print_refs_link("heads");
+
+        cgit_free_reflist_inner(&list);
 }
 
 void cgit_print_tags(int maxcount)
@@ -229,6 +237,8 @@ void cgit_print_tags(int maxcount)
 
         if (maxcount < list.count)
                 print_refs_link("tags");
+
+        cgit_free_reflist_inner(&list);
 }
 
 void cgit_print_refs()
diff --git a/ui-repolist.c b/ui-repolist.c
index 1ae22aa..66c88c4 100644
--- a/ui-repolist.c
+++ b/ui-repolist.c
@@ -12,7 +12,7 @@
 #include "ui-shared.h"
 #include <strings.h>
 
-time_t read_agefile(char *path)
+static time_t read_agefile(char *path)
 {
         time_t result;
         size_t size;
@@ -76,7 +76,7 @@ static void print_modtime(struct cgit_repo *repo)
                 cgit_print_age(t, -1, NULL);
 }
 
-int is_match(struct cgit_repo *repo)
+static int is_match(struct cgit_repo *repo)
 {
         if (!ctx.qry.search)
                 return 1;
@@ -91,7 +91,7 @@ int is_match(struct cgit_repo *repo)
         return 0;
 }
 
-int is_in_url(struct cgit_repo *repo)
+static int is_in_url(struct cgit_repo *repo)
 {
         if (!ctx.qry.url)
                 return 1;
@@ -100,7 +100,7 @@ int is_in_url(struct cgit_repo *repo)
         return 0;
 }
 
-void print_sort_header(const char *title, const char *sort)
+static void print_sort_header(const char *title, const char *sort)
 {
         htmlf("<th class='left'><a href='%s?s=%s", cgit_rooturl(), sort);
         if (ctx.qry.search) {
@@ -110,7 +110,7 @@ void print_sort_header(const char *title, const char *sort)
         htmlf("'>%s</a></th>", title);
 }
 
-void print_header()
+static void print_header()
 {
         html("<tr class='nohover'>");
         print_sort_header("Name", "name");
@@ -124,7 +124,7 @@ void print_header()
 }
 
 
-void print_pager(int items, int pagelen, char *search, char *sort)
+static void print_pager(int items, int pagelen, char *search, char *sort)
 {
         int i, ofs;
         char *class = NULL;
@@ -223,7 +223,7 @@ struct sortcolumn sortcolumn[] = {
         {NULL, NULL}
 };
 
-int sort_repolist(char *field)
+static int sort_repolist(char *field)
 {
         struct sortcolumn *column;
 
diff --git a/ui-shared.c b/ui-shared.c
index 80f4aee..968933f 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -121,18 +121,6 @@ const char *cgit_repobasename(const char *reponame)
         return rvbuf;
 }
 
-char *cgit_currurl()
-{
-        if (!ctx.cfg.virtual_root)
-                return ctx.cfg.script_name;
-        else if (ctx.qry.page)
-                return fmt("%s/%s/%s/", ctx.cfg.virtual_root, ctx.qry.repo, ctx.qry.page);
-        else if (ctx.qry.repo)
-                return fmt("%s/%s/", ctx.cfg.virtual_root, ctx.qry.repo);
-        else
-                return fmt("%s/", ctx.cfg.virtual_root);
-}
-
 static void site_url(const char *page, const char *search, const char *sort, int ofs)
 {
         char *delim = "?";
@@ -433,8 +421,8 @@ void cgit_stats_link(const char *name, const char *title, const char *class,
         reporevlink("stats", name, title, class, head, NULL, path);
 }
 
-void cgit_self_link(char *name, const char *title, const char *class,
-                    struct cgit_context *ctx)
+static void cgit_self_link(char *name, const char *title, const char *class,
+                           struct cgit_context *ctx)
 {
         if (!strcmp(ctx->qry.page, "repolist"))
                 cgit_index_link(name, title, class, ctx->qry.search, ctx->qry.sort,
@@ -513,8 +501,8 @@ void cgit_object_link(struct object *obj)
         reporevlink(page, name, NULL, NULL, ctx.qry.head, fullrev, NULL);
 }
 
-struct string_list_item *lookup_path(struct string_list *list,
-                                     const char *path)
+static struct string_list_item *lookup_path(struct string_list *list,
+                                            const char *path)
 {
         struct string_list_item *item;
 
@@ -717,53 +705,14 @@ void cgit_print_docend()
         html("</body>\n</html>\n");
 }
 
-int print_branch_option(const char *refname, const unsigned char *sha1,
-                        int flags, void *cb_data)
+static int print_branch_option(const char *refname, const unsigned char *sha1,
+                               int flags, void *cb_data)
 {
         char *name = (char *)refname;
         html_option(name, name, ctx.qry.head);
         return 0;
 }
 
-int print_archive_ref(const char *refname, const unsigned char *sha1,
-                       int flags, void *cb_data)
-{
-        struct tag *tag;
-        struct taginfo *info;
-        struct object *obj;
-        char buf[256], *url;
-        unsigned char fileid[20];
-        int *header = (int *)cb_data;
-
-        if (prefixcmp(refname, "refs/archives"))
-                return 0;
-        strncpy(buf, refname + 14, sizeof(buf));
-        obj = parse_object(sha1);
-        if (!obj)
-                return 1;
-        if (obj->type == OBJ_TAG) {
-                tag = lookup_tag(sha1);
-                if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag)))
-                        return 0;
-                hashcpy(fileid, tag->tagged->sha1);
-        } else if (obj->type != OBJ_BLOB) {
-                return 0;
-        } else {
-                hashcpy(fileid, sha1);
-        }
-        if (!*header) {
-                html("<h1>download</h1>\n");
-                *header = 1;
-        }
-        url = cgit_pageurl(ctx.qry.repo, "blob",
-                           fmt("id=%s&amp;path=%s", sha1_to_hex(fileid),
-                               buf));
-        html_link_open(url, NULL, "menu");
-        html_txt(strlpart(buf, 20));
-        html_link_close();
-        return 0;
-}
-
 void cgit_add_hidden_formfields(int incl_head, int incl_search,
                                 const char *page)
 {
@@ -983,4 +932,5 @@ void cgit_print_snapshot_links(const char *repo, const char *head,
                 cgit_snapshot_link(filename, NULL, NULL, NULL, NULL, filename);
                 html("<br/>");
         }
+        free(prefix);
 }
diff --git a/ui-snapshot.c b/ui-snapshot.c
index 54e659c..e199a92 100644
--- a/ui-snapshot.c
+++ b/ui-snapshot.c
@@ -153,7 +153,7 @@ static const char *get_ref_from_filename(const char *url, const char *filename,
         return NULL;
 }
 
-void show_error(char *msg)
+static void show_error(char *msg)
 {
         ctx.page.mimetype = "text/html";
         cgit_print_http_headers(&ctx);
diff --git a/ui-stats.c b/ui-stats.c
index 9cf1dbd..480c8ee 100644
--- a/ui-stats.c
+++ b/ui-stats.c
@@ -211,8 +211,8 @@ static int cmp_total_commits(const void *a1, const void *a2)
 /* Walk the commit DAG and collect number of commits per author per
  * timeperiod into a nested string_list collection.
  */
-struct string_list collect_stats(struct cgit_context *ctx,
-        struct cgit_period *period)
+static struct string_list collect_stats(struct cgit_context *ctx,
+                                        struct cgit_period *period)
 {
         struct string_list authors;
         struct rev_info rev;
@@ -253,9 +253,12 @@ struct string_list collect_stats(struct cgit_context *ctx,
         return authors;
 }
 
-void print_combined_authorrow(struct string_list *authors, int from, int to,
-        const char *name, const char *leftclass, const char *centerclass,
-        const char *rightclass, struct cgit_period *period)
+static void print_combined_authorrow(struct string_list *authors, int from,
+                                     int to, const char *name,
+                                     const char *leftclass,
+                                     const char *centerclass,
+                                     const char *rightclass,
+                                     struct cgit_period *period)
 {
         struct string_list_item *author;
         struct authorstat *authorstat;
@@ -293,8 +296,8 @@ void print_combined_authorrow(struct string_list *authors, int from, int to,
         htmlf("<td class='%s'>%ld</td></tr>", rightclass, total);
 }
 
-void print_authors(struct string_list *authors, int top,
-                   struct cgit_period *period)
+static void print_authors(struct string_list *authors, int top,
+                          struct cgit_period *period)
 {
         struct string_list_item *author;
         struct authorstat *authorstat;
diff --git a/ui-tag.c b/ui-tag.c
index cab96b1..4d340d4 100644
--- a/ui-tag.c
+++ b/ui-tag.c
@@ -30,7 +30,7 @@ static void print_tag_content(char *buf)
         }
 }
 
-void print_download_links(char *revname)
+static void print_download_links(char *revname)
 {
         html("<tr><th>download</th><td class='sha1'>");
         cgit_print_snapshot_links(ctx.qry.repo, ctx.qry.head,
diff --git a/ui-tree.c b/ui-tree.c
index 561f9e7..b692b56 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -271,7 +271,6 @@ void cgit_print_tree(const char *rev, char *path)
         if (!rev)
                 rev = ctx.qry.head;
 
-        walk_tree_ctx.curr_rev = xstrdup(rev);
         if (get_sha1(rev, sha1)) {
                 cgit_print_error(fmt("Invalid revision name: %s", rev));
                 return;
@@ -282,12 +281,17 @@ void cgit_print_tree(const char *rev, char *path)
                 return;
         }
 
+        walk_tree_ctx.curr_rev = xstrdup(rev);
+
         if (path == NULL) {
                 ls_tree(commit->tree->object.sha1, NULL, &walk_tree_ctx);
-                return;
+                goto cleanup;
         }
 
         read_tree_recursive(commit->tree, "", 0, 0, &paths, walk_tree, &walk_tree_ctx);
         if (walk_tree_ctx.state == 1)
                 ls_tail();
+
+cleanup:
+        free(walk_tree_ctx.curr_rev);
 }