#include <ccan/talloc/talloc.h>
#include <ccan/str/str.h>
#include <ccan/str_talloc/str_talloc.h>
+#include <ccan/talloc_link/talloc_link.h>
+#include <ccan/hash/hash.h>
+#include <ccan/htable/htable_type.h>
#include <ccan/grab_file/grab_file.h>
#include <ccan/noerr/noerr.h>
#include <ccan/foreach/foreach.h>
const char *ccan_dir;
+static size_t dir_hash(const char *name)
+{
+ return hash(name, strlen(name), 0);
+}
+
+static const char *manifest_name(const struct manifest *m)
+{
+ return m->dir;
+}
+
+static bool dir_cmp(const struct manifest *m, const char *dir)
+{
+ return strcmp(m->dir, dir) == 0;
+}
+
+HTABLE_DEFINE_TYPE(struct manifest, manifest_name, dir_hash, dir_cmp, manifest);
+static struct htable_manifest *manifests;
+
const char *get_ccan_file_contents(struct ccan_file *f)
{
if (!f->contents) {
struct manifest *get_manifest(const void *ctx, const char *dir)
{
- struct manifest *m = talloc(ctx, struct manifest);
- char *olddir;
+ struct manifest *m;
+ char *olddir, *canon_dir;
unsigned int len;
struct list_head *list;
+ if (!manifests)
+ manifests = htable_manifest_new();
+
+ olddir = talloc_getcwd(NULL);
+ if (!olddir)
+ err(1, "Getting current directory");
+
+ if (chdir(dir) != 0)
+ err(1, "Failed to chdir to %s", dir);
+
+ canon_dir = talloc_getcwd(olddir);
+ if (!canon_dir)
+ err(1, "Getting current directory");
+
+ m = htable_manifest_get(manifests, canon_dir);
+ if (m)
+ goto done;
+
+ m = talloc_linked(ctx, talloc(NULL, struct manifest));
m->info_file = NULL;
+ m->compiled = NULL;
+ m->dir = talloc_steal(m, canon_dir);
list_head_init(&m->c_files);
list_head_init(&m->h_files);
list_head_init(&m->api_tests);
list_head_init(&m->other_files);
list_head_init(&m->examples);
list_head_init(&m->mangled_examples);
- list_head_init(&m->dep_dirs);
-
- olddir = talloc_getcwd(NULL);
- if (!olddir)
- err(1, "Getting current directory");
-
- if (chdir(dir) != 0)
- err(1, "Failed to chdir to %s", dir);
-
- m->dir = talloc_getcwd(m);
- if (!m->dir)
- err(1, "Getting current directory");
+ list_head_init(&m->deps);
len = strlen(m->dir);
while (len && m->dir[len-1] == '/')
&m->compile_fail_tests)
sort_files(list);
+ htable_manifest_add(manifests, m);
+
+done:
if (chdir(olddir) != 0)
err(1, "Returning to original directory '%s'", olddir);
talloc_free(olddir);