X-Git-Url: https://git.notmuchmail.org/git?a=blobdiff_plain;f=lib%2Fopen.cc;h=5d80a884fb35aecbc6f084505ccb80ce85c8fec7;hb=f5d4349921ded021756d6754d347420e68b23111;hp=25691a8ac6df76de11ad024d701d474d393cdae9;hpb=c82554193d0a0c288ad49e3d4fb8c949b92f71fa;p=notmuch

diff --git a/lib/open.cc b/lib/open.cc
index 25691a8a..5d80a884 100644
--- a/lib/open.cc
+++ b/lib/open.cc
@@ -1,4 +1,6 @@
 #include <unistd.h>
+#include <libgen.h>
+
 #include "database-private.h"
 #include "parse-time-vrp.h"
 
@@ -69,50 +71,54 @@ _xdg_dir (void *ctx,
 }
 
 static notmuch_status_t
-_choose_hook_dir (notmuch_database_t *notmuch,
-		  const char *profile,
-		  char **message)
+_choose_dir (notmuch_database_t *notmuch,
+	     const char *profile,
+	     notmuch_config_key_t key,
+	     const char *xdg_var,
+	     const char *xdg_subdir,
+	     const char *subdir,
+	     char **message = NULL)
 {
-    const char *config;
-    const char *hook_dir;
+    const char *parent;
+    const char *dir;
     struct stat st;
     int err;
 
-    hook_dir = notmuch_config_get (notmuch, NOTMUCH_CONFIG_HOOK_DIR);
+    dir = notmuch_config_get (notmuch, key);
 
-    if (hook_dir)
+    if (dir)
 	return NOTMUCH_STATUS_SUCCESS;
 
-    config = _xdg_dir (notmuch, "XDG_CONFIG_HOME", ".config", profile);
-    if (! config)
+    parent = _xdg_dir (notmuch, xdg_var, xdg_subdir, profile);
+    if (! parent)
 	return NOTMUCH_STATUS_PATH_ERROR;
 
-    hook_dir = talloc_asprintf (notmuch, "%s/hooks", config);
+    dir = talloc_asprintf (notmuch, "%s/%s", parent, subdir);
 
-    err = stat (hook_dir, &st);
+    err = stat (dir, &st);
     if (err) {
 	if (errno == ENOENT) {
-	    const char *database_path = notmuch_database_get_path (notmuch);
-	    hook_dir = talloc_asprintf (notmuch, "%s/.notmuch/hooks", database_path);
+	    char *notmuch_path = dirname (talloc_strdup (notmuch, notmuch->xapian_path));
+	    dir = talloc_asprintf (notmuch, "%s/%s", notmuch_path, subdir);
 	} else {
 	    IGNORE_RESULT (asprintf (message, "Error: Cannot stat %s: %s.\n",
-				     hook_dir, strerror (errno)));
+				     dir, strerror (errno)));
 	    return NOTMUCH_STATUS_FILE_ERROR;
 	}
     }
 
-    _notmuch_config_cache (notmuch, NOTMUCH_CONFIG_HOOK_DIR, hook_dir);
+    _notmuch_config_cache (notmuch, key, dir);
 
     return NOTMUCH_STATUS_SUCCESS;
 }
 
 static notmuch_status_t
-_load_key_file (const char *path,
+_load_key_file (notmuch_database_t *notmuch,
+		const char *path,
 		const char *profile,
 		GKeyFile **key_file)
 {
     notmuch_status_t status = NOTMUCH_STATUS_SUCCESS;
-    void *local = talloc_new (NULL);
 
     if (path && EMPTY_STRING (path))
 	goto DONE;
@@ -120,11 +126,13 @@ _load_key_file (const char *path,
     if (! path)
 	path = getenv ("NOTMUCH_CONFIG");
 
-    if (! path) {
-	const char *dir = _xdg_dir (local, "XDG_CONFIG_HOME", ".config", profile);
+    if (path)
+	path = talloc_strdup (notmuch, path);
+    else {
+	const char *dir = _xdg_dir (notmuch, "XDG_CONFIG_HOME", ".config", profile);
 
 	if (dir) {
-	    path = talloc_asprintf (local, "%s/config", dir);
+	    path = talloc_asprintf (notmuch, "%s/config", dir);
 	    if (access (path, R_OK) != 0)
 		path = NULL;
 	}
@@ -133,13 +141,13 @@ _load_key_file (const char *path,
     if (! path) {
 	const char *home = getenv ("HOME");
 
-	path = talloc_asprintf (local, "%s/.notmuch-config", home);
+	path = talloc_asprintf (notmuch, "%s/.notmuch-config", home);
 
 	if (! profile)
 	    profile = getenv ("NOTMUCH_PROFILE");
 
 	if (profile)
-	    path = talloc_asprintf (local, "%s.%s", path, profile);
+	    path = talloc_asprintf (notmuch, "%s.%s", path, profile);
     }
 
     *key_file = g_key_file_new ();
@@ -148,7 +156,9 @@ _load_key_file (const char *path,
     }
 
   DONE:
-    talloc_free (local);
+    if (path)
+	notmuch->config_path = path;
+
     return status;
 }
 
@@ -177,41 +187,34 @@ _db_dir_exists (const char *database_path, char **message)
 
 static notmuch_status_t
 _choose_database_path (void *ctx,
-		       const char *config_path,
 		       const char *profile,
-		       GKeyFile **key_file,
+		       GKeyFile *key_file,
 		       const char **database_path,
 		       bool *split,
 		       char **message)
 {
-    notmuch_status_t status;
-
-    status = _load_key_file (config_path, profile, key_file);
-    if (status) {
-	*message = strdup ("Error: cannot load config file.\n");
-	return status;
-    }
-
     if (! *database_path) {
 	*database_path = getenv ("NOTMUCH_DATABASE");
     }
 
-    if (! *database_path && *key_file) {
-	char *path = g_key_file_get_value (*key_file, "database", "path", NULL);
+    if (! *database_path && key_file) {
+	char *path = g_key_file_get_value (key_file, "database", "path", NULL);
 	if (path) {
-	    *database_path = talloc_strdup (ctx, path);
+	    if (path[0] == '/')
+		*database_path = talloc_strdup (ctx, path);
+	    else
+		*database_path = talloc_asprintf (ctx, "%s/%s", getenv ("HOME"), path);
 	    g_free (path);
 	}
     }
-
     if (! *database_path) {
 	*database_path = _xdg_dir (ctx, "XDG_DATA_HOME", ".local/share", profile);
 	*split = true;
     }
 
     if (*database_path == NULL) {
-	*message = strdup ("Error: Cannot open a database for a NULL path.\n");
-	return NOTMUCH_STATUS_NULL_POINTER;
+	*message = strdup ("Error: could not locate database.\n");
+	return NOTMUCH_STATUS_NO_DATABASE;
     }
 
     if (*database_path[0] != '/') {
@@ -233,6 +236,7 @@ _alloc_notmuch ()
     notmuch->exception_reported = false;
     notmuch->status_string = NULL;
     notmuch->writable_xapian_db = NULL;
+    notmuch->config_path = NULL;
     notmuch->atomic_nesting = 0;
     notmuch->view = 1;
     return notmuch;
@@ -258,9 +262,9 @@ _trial_open (const char *xapian_path, char **message_ptr)
     return NOTMUCH_STATUS_SUCCESS;
 }
 
-static notmuch_status_t
-_choose_xapian_path (void *ctx, const char *database_path, const char **xapian_path,
-		     char **message_ptr)
+notmuch_status_t
+_notmuch_choose_xapian_path (void *ctx, const char *database_path,
+			     const char **xapian_path, char **message_ptr)
 {
     notmuch_status_t status;
     const char *trial_path, *notmuch_path;
@@ -274,6 +278,9 @@ _choose_xapian_path (void *ctx, const char *database_path, const char **xapian_p
     if (status != NOTMUCH_STATUS_PATH_ERROR)
 	goto DONE;
 
+    if (*message_ptr)
+	free (*message_ptr);
+
     notmuch_path = talloc_asprintf (ctx, "%s/.notmuch", database_path);
     status = _db_dir_exists (notmuch_path, message_ptr);
     if (status)
@@ -426,10 +433,23 @@ _finish_open (notmuch_database_t *notmuch,
 	if (status)
 	    goto DONE;
 
-	status = _choose_hook_dir (notmuch, profile, &message);
+	status = _choose_dir (notmuch, profile,
+			      NOTMUCH_CONFIG_HOOK_DIR,
+			      "XDG_CONFIG_HOME",
+			      ".config",
+			      "hooks",
+			      &message);
 	if (status)
 	    goto DONE;
 
+	status = _choose_dir (notmuch, profile,
+			      NOTMUCH_CONFIG_BACKUP_DIR,
+			      "XDG_DATA_HOME",
+			      ".local/share",
+			      "backups",
+			      &message);
+	if (status)
+	    goto DONE;
 	status = _notmuch_config_load_defaults (notmuch);
 	if (status)
 	    goto DONE;
@@ -478,8 +498,14 @@ notmuch_database_open_with_config (const char *database_path,
 	goto DONE;
     }
 
-    if ((status = _choose_database_path (local, config_path, profile,
-					 &key_file, &database_path, &split,
+    status = _load_key_file (notmuch, config_path, profile, &key_file);
+    if (status) {
+	message = strdup ("Error: cannot load config file.\n");
+	goto DONE;
+    }
+
+    if ((status = _choose_database_path (local, profile, key_file,
+					 &database_path, &split,
 					 &message)))
 	goto DONE;
 
@@ -489,7 +515,8 @@ notmuch_database_open_with_config (const char *database_path,
 
     _set_database_path (notmuch, database_path);
 
-    status = _choose_xapian_path (notmuch, database_path, &notmuch->xapian_path, &message);
+    status = _notmuch_choose_xapian_path (notmuch, database_path,
+					  &notmuch->xapian_path, &message);
     if (status)
 	goto DONE;
 
@@ -568,11 +595,14 @@ notmuch_database_create_with_config (const char *database_path,
 	goto DONE;
     }
 
-    _init_libs ();
+    status = _load_key_file (notmuch, config_path, profile, &key_file);
+    if (status) {
+	message = strdup ("Error: cannot load config file.\n");
+	goto DONE;
+    }
 
-    if ((status = _choose_database_path (local, config_path, profile,
-					 &key_file, &database_path, &split,
-					 &message)))
+    if ((status = _choose_database_path (local, profile, key_file,
+					 &database_path, &split, &message)))
 	goto DONE;
 
     status = _db_dir_exists (database_path, &message);
@@ -628,6 +658,9 @@ notmuch_database_create_with_config (const char *database_path,
 	goto DONE;
     }
 
+    if (message)
+	free (message);
+
     status = _finish_open (notmuch,
 			   profile,
 			   NOTMUCH_DATABASE_MODE_READ_WRITE,
@@ -712,3 +745,108 @@ notmuch_database_reopen (notmuch_database_t *notmuch,
     notmuch->open = true;
     return NOTMUCH_STATUS_SUCCESS;
 }
+
+notmuch_status_t
+_maybe_load_config_from_database (notmuch_database_t *notmuch,
+				  GKeyFile *key_file,
+				  const char *database_path,
+				  const char *profile)
+{
+    char *message; /* ignored */
+
+    if (_db_dir_exists (database_path, &message))
+	return NOTMUCH_STATUS_NO_DATABASE;
+
+    _set_database_path (notmuch, database_path);
+
+    if (_notmuch_choose_xapian_path (notmuch, database_path, &notmuch->xapian_path, &message))
+	return NOTMUCH_STATUS_NO_DATABASE;
+
+    (void) _finish_open (notmuch, profile, NOTMUCH_DATABASE_MODE_READ_ONLY, key_file, &message);
+
+    return NOTMUCH_STATUS_SUCCESS;
+}
+
+notmuch_status_t
+notmuch_database_load_config (const char *database_path,
+			      const char *config_path,
+			      const char *profile,
+			      notmuch_database_t **database,
+			      char **status_string)
+{
+    notmuch_status_t status = NOTMUCH_STATUS_SUCCESS, warning = NOTMUCH_STATUS_SUCCESS;
+    void *local = talloc_new (NULL);
+    notmuch_database_t *notmuch = NULL;
+    char *message = NULL;
+    GKeyFile *key_file = NULL;
+    bool split = false;
+
+    _init_libs ();
+
+    notmuch = _alloc_notmuch ();
+    if (! notmuch) {
+	status = NOTMUCH_STATUS_OUT_OF_MEMORY;
+	goto DONE;
+    }
+
+    status = _load_key_file (notmuch, config_path, profile, &key_file);
+    switch (status) {
+    case NOTMUCH_STATUS_SUCCESS:
+	break;
+    case NOTMUCH_STATUS_NO_CONFIG:
+	warning = status;
+	break;
+    default:
+	message = strdup ("Error: cannot load config file.\n");
+	goto DONE;
+    }
+
+    status = _choose_database_path (local, profile, key_file,
+				    &database_path, &split, &message);
+    switch (status) {
+    case NOTMUCH_STATUS_NO_DATABASE:
+    case NOTMUCH_STATUS_SUCCESS:
+	if (! warning)
+	    warning = status;
+	break;
+    default:
+	goto DONE;
+    }
+
+
+    if (database_path) {
+	status = _maybe_load_config_from_database (notmuch, key_file, database_path, profile);
+	switch (status) {
+	case NOTMUCH_STATUS_NO_DATABASE:
+	case NOTMUCH_STATUS_SUCCESS:
+	    if (! warning)
+		warning = status;
+	    break;
+	default:
+	    goto DONE;
+	}
+    }
+
+    if (key_file) {
+	status = _notmuch_config_load_from_file (notmuch, key_file);
+	if (status)
+	    goto DONE;
+    }
+    status = _notmuch_config_load_defaults (notmuch);
+    if (status)
+	goto DONE;
+
+  DONE:
+    talloc_free (local);
+
+    if (status_string)
+	*status_string = message;
+
+    if (database)
+	*database = notmuch;
+
+    if (status)
+	return status;
+    else
+	return warning;
+}