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authorJeremie Koenig <jk@jk.fr.eu.org>2010-08-22 21:23:36 +0000
committerJeremie Koenig <jk@jk.fr.eu.org>2010-08-30 14:29:51 +0200
commit4665f087fde174a9de3e1c3f3de090dd4bfa85e0 (patch)
tree111edd6241a6fc5b493939e9379f19396a097992 /rootdir.c
parent5714e1cef2584410a7823c7ead9d2435141fb0c4 (diff)
Add a fake-self option to control the self symlink
* main.c (argp_parse, main): Add the --fake-self option. * main.h: Publish it. * rootdir.c (rootdir_gc_fakeself, rootdir_entries, rootdir_create_node): Use it.
Diffstat (limited to 'rootdir.c')
-rw-r--r--rootdir.c30
1 files changed, 17 insertions, 13 deletions
diff --git a/rootdir.c b/rootdir.c
index 1d9c083..833fc15 100644
--- a/rootdir.c
+++ b/rootdir.c
@@ -156,9 +156,8 @@ rootdir_gc_empty (void *hook, void **contents, size_t *contents_len)
static error_t
rootdir_gc_fakeself (void *hook, void **contents, size_t *contents_len)
{
- *contents = "1";
- *contents_len = strlen (*contents);
- return 0;
+ *contents_len = asprintf ((char **) contents, "%d", opt_fake_self);
+ return *contents_len >= 0 ? 0 : ENOMEM;
}
@@ -177,7 +176,15 @@ rootdir_symlink_make_node (void *dir_hook, void *entry_hook)
return np;
}
-static struct procfs_dir_entry rootdir_entries[] = {
+static const struct procfs_dir_entry rootdir_entries[] = {
+ {
+ .name = "self",
+ .make_node = rootdir_symlink_make_node,
+ .hook = & (struct procfs_node_ops) {
+ .get_contents = rootdir_gc_fakeself,
+ .cleanup_contents = procfs_cleanup_contents_with_free,
+ },
+ },
{
.name = "version",
.make_node = rootdir_file_make_node,
@@ -217,13 +224,6 @@ static struct procfs_dir_entry rootdir_entries[] = {
.get_contents = rootdir_gc_empty,
},
},
- {
- .name = "self",
- .make_node = rootdir_symlink_make_node,
- .hook = & (struct procfs_node_ops) {
- .get_contents = rootdir_gc_fakeself,
- },
- },
{}
};
@@ -231,14 +231,18 @@ error_t
rootdir_create_node (struct node **np)
{
struct ps_context *pc;
+ const struct procfs_dir_entry *entries;
error_t err;
err = ps_context_create (getproc (), &pc);
if (err)
return err;
- *np = procfs_dir_make_node (rootdir_entries, pc,
- (void (*)(void *)) ps_context_free);
+ entries = rootdir_entries;
+ if (opt_fake_self < 0)
+ entries++;
+
+ *np = procfs_dir_make_node (entries, pc, (void (*)(void *)) ps_context_free);
return 0;
}