fix the dpi stuff with pango by reading the right ascent and descent stuff

[chaz/openbox] / parser / parse.c

diff --git a/parser/parse.c b/parser/parse.c
index 2076bad1fb6c3d4a022ca0eebe422f756550d625..f8aed0b5b0228258eef79b2abf28cf2a48dea939 100644 (file)
--- a/parser/parse.c
+++ b/parser/parse.c
@@ -19,6 +19,7 @@
 #include "parse.h"
 #include <glib.h>
 #include <string.h>
+#include <errno.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 
@@ -31,7 +32,7 @@ static GSList  *xdg_data_dir_paths;
 struct Callback {
     gchar *tag;
     ParseCallback func;
-    void *data;
+    gpointer data;
 };
 
 struct _ObParseInst {
@@ -61,7 +62,7 @@ void parse_shutdown(ObParseInst *i)
 }
 
 void parse_register(ObParseInst *i, const gchar *tag,
-                    ParseCallback func, void *data)
+                    ParseCallback func, gpointer data)
 {
     struct Callback *c;
 
@@ -259,6 +260,26 @@ gboolean parse_attr_contains(const gchar *val, xmlNodePtr node,
     return r;
 }
 
+static gint slist_path_cmp(const gchar *a, const gchar *b)
+{
+    return strcmp(a, b);
+}
+
+typedef GSList* (*GSListFunc) (gpointer list, gconstpointer data);
+
+static GSList* slist_path_add(GSList *list, gpointer data, GSListFunc func)
+{
+    g_assert(func);
+
+    if (!data)
+        return list;
+
+    if (!g_slist_find_custom(list, data, (GCompareFunc) slist_path_cmp))
+        list = func(list, data);
+
+    return list;
+}
+
 static GSList* split_paths(const gchar *paths)
 {
     GSList *list = NULL;
@@ -268,64 +289,71 @@ static GSList* split_paths(const gchar *paths)
         return NULL;
     spl = g_strsplit(paths, ":", -1);
     for (it = spl; *it; ++it)
-        list = g_slist_append(list, *it);
+        list = slist_path_add(list, *it, (GSListFunc) g_slist_append);
     g_free(spl);
     return list;
 }
 
 void parse_paths_startup()
 {
-    gchar *path;
+    const gchar *path;
 
     if (xdg_start)
         return;
     xdg_start = TRUE;
 
-    path = getenv("XDG_CONFIG_HOME");
+    path = g_getenv("XDG_CONFIG_HOME");
     if (path && path[0] != '\0') /* not unset or empty */
         xdg_config_home_path = g_build_filename(path, NULL);
     else
         xdg_config_home_path = g_build_filename(g_get_home_dir(), ".config",
                                                 NULL);
 
-    path = getenv("XDG_DATA_HOME");
+    path = g_getenv("XDG_DATA_HOME");
     if (path && path[0] != '\0') /* not unset or empty */
         xdg_data_home_path = g_build_filename(path, NULL);
     else
         xdg_data_home_path = g_build_filename(g_get_home_dir(), ".local",
                                               "share", NULL);
 
-    path = getenv("XDG_CONFIG_DIRS");
+    path = g_getenv("XDG_CONFIG_DIRS");
     if (path && path[0] != '\0') /* not unset or empty */
         xdg_config_dir_paths = split_paths(path);
     else {
-        xdg_config_dir_paths = g_slist_append(xdg_config_dir_paths,
+        xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
                                               g_build_filename
                                               (G_DIR_SEPARATOR_S,
-                                               "etc", "xdg", NULL));
-        xdg_config_dir_paths = g_slist_append(xdg_config_dir_paths,
-                                              g_strdup(CONFIGDIR));
+                                               "etc", "xdg", NULL),
+                                              (GSListFunc) g_slist_append);
+        xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
+                                              g_strdup(CONFIGDIR),
+                                              (GSListFunc) g_slist_append);
     }
-    xdg_config_dir_paths = g_slist_prepend(xdg_config_dir_paths,
-                                           xdg_config_home_path);
+    xdg_config_dir_paths = slist_path_add(xdg_config_dir_paths,
+                                          xdg_config_home_path,
+                                          (GSListFunc) g_slist_prepend);
     
-    path = getenv("XDG_DATA_DIRS");
+    path = g_getenv("XDG_DATA_DIRS");
     if (path && path[0] != '\0') /* not unset or empty */
         xdg_data_dir_paths = split_paths(path);
     else {
-        xdg_data_dir_paths = g_slist_append(xdg_data_dir_paths,
+        xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
                                             g_build_filename
                                             (G_DIR_SEPARATOR_S,
-                                             "usr", "local", "share", NULL));
-        xdg_data_dir_paths = g_slist_append(xdg_data_dir_paths,
+                                             "usr", "local", "share", NULL),
+                                            (GSListFunc) g_slist_append);
+        xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
                                             g_build_filename
                                             (G_DIR_SEPARATOR_S,
-                                             "usr", "share", NULL));
-        xdg_data_dir_paths = g_slist_append(xdg_data_dir_paths,
-                                            g_strdup(DATADIR));
+                                             "usr", "share", NULL),
+                                            (GSListFunc) g_slist_append);
+        xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
+                                            g_strdup(DATADIR),
+                                            (GSListFunc) g_slist_append);
     }
-    xdg_data_dir_paths = g_slist_prepend(xdg_data_dir_paths,
-                                         xdg_data_home_path);
+    xdg_data_dir_paths = slist_path_add(xdg_data_dir_paths,
+                                        xdg_data_home_path,
+                                        (GSListFunc) g_slist_prepend);
 }
 
 void parse_paths_shutdown()
@@ -359,21 +387,45 @@ gchar *parse_expand_tilde(const gchar *f)
     return ret;
 }
 
-void parse_mkdir_path(const gchar *path, gint mode)
+gboolean parse_mkdir(const gchar *path, gint mode)
 {
-    gchar *c, *e;
+    gboolean ret = TRUE;
+
+    g_return_val_if_fail(path != NULL, FALSE);
+    g_return_val_if_fail(path[0] != '\0', FALSE);
 
-    g_assert(path[0] == '/');
+    if (!g_file_test(path, G_FILE_TEST_IS_DIR))
+        if (mkdir(path, mode) == -1)
+            ret = FALSE;
 
-    c = g_strdup(path);
-    e = c;
-    while ((e = strchr(e + 1, '/'))) {
-        *e = '\0';
-        mkdir(c, mode);
-        *e = '/';
+    return ret;
+}
+
+gboolean parse_mkdir_path(const gchar *path, gint mode)
+{
+    gboolean ret = TRUE;
+
+    g_return_val_if_fail(path != NULL, FALSE);
+    g_return_val_if_fail(path[0] == '/', FALSE);
+
+    if (!g_file_test(path, G_FILE_TEST_IS_DIR)) {
+        gchar *c, *e;
+
+        c = g_strdup(path);
+        e = c;
+        while ((e = strchr(e + 1, '/'))) {
+            *e = '\0';
+            if (!(ret = parse_mkdir(c, mode)))
+                goto parse_mkdir_path_end;
+            *e = '/';
+        }
+        ret = parse_mkdir(c, mode);
+
+    parse_mkdir_path_end:
+        g_free(c);
     }
-    mkdir(c, mode);
-    g_free(c);
+
+    return ret;
 }
 
 const gchar* parse_xdg_config_home_path()