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-rwxr-xr-xsrc/io.c126
1 files changed, 124 insertions, 2 deletions
diff --git a/src/io.c b/src/io.c
index 243128d..b94ef6a 100755
--- a/src/io.c
+++ b/src/io.c
@@ -1,4 +1,4 @@
-/* $calcurse: io.c,v 1.40 2008/09/29 06:27:53 culot Exp $ */
+/* $calcurse: io.c,v 1.41 2008/11/09 20:10:18 culot Exp $ */
/*
* Calcurse - text-based organizer
@@ -31,6 +31,7 @@
#include <math.h>
#include <unistd.h>
#include <errno.h>
+#include <ctype.h>
#include "i18n.h"
#include "utils.h"
@@ -39,6 +40,8 @@
#include "event.h"
#include "apoint.h"
#include "recur.h"
+#include "keys.h"
+#include "htable.h"
#include "io.h"
#define ICALDATEFMT "%Y%m%d"
@@ -77,6 +80,12 @@ typedef struct {
unsigned count;
} ical_rpt_t;
+struct ht_keybindings_s {
+ char *label;
+ keys_e key;
+ HTABLE_ENTRY (ht_keybindings_s);
+};
+
/* Type definition for callbacks to multiple-mode export functions. */
typedef void (*cb_export_t)(FILE *);
typedef void (*cb_dump_t)(FILE *, long, long, char *);
@@ -647,6 +656,7 @@ io_init (char *cfile, char *datadir)
snprintf (path_conf, BUFSIZ, "%s/" CONF_PATH_NAME, home);
snprintf (path_notes, BUFSIZ, "%s/" NOTES_DIR_NAME, home);
snprintf (path_apts, BUFSIZ, "%s/" APTS_PATH_NAME, home);
+ snprintf (path_keys, BUFSIZ, "%s/" KEYS_PATH_NAME, home);
}
else
{
@@ -658,6 +668,7 @@ io_init (char *cfile, char *datadir)
snprintf (path_dir, BUFSIZ, "%s/" DIR_NAME, home);
snprintf (path_todo, BUFSIZ, "%s/" TODO_PATH, home);
snprintf (path_conf, BUFSIZ, "%s/" CONF_PATH, home);
+ snprintf (path_keys, BUFSIZ, "%s/" KEYS_PATH, home);
snprintf (path_notes, BUFSIZ, "%s/" NOTES_DIR, home);
if (cfile == NULL)
{
@@ -1160,6 +1171,115 @@ io_load_todo (void)
}
static void
+load_keys_ht_getkey (struct ht_keybindings_s *data, char **key, int *len)
+{
+ *key = data->label;
+ *len = strlen (data->label);
+}
+
+static int
+load_keys_ht_compare (struct ht_keybindings_s *data1,
+ struct ht_keybindings_s *data2)
+{
+ const int KEYLEN = strlen (data1->label);
+
+ if (strlen (data2->label) == KEYLEN
+ && !memcmp (data1->label, data2->label, KEYLEN))
+ return 0;
+ else
+ return 1;
+}
+
+static int
+key_to_ascii (char *key)
+{
+ const string_t CONTROL_KEY = STRING_BUILD ("CTRL-");
+
+ if (strlen (key) == 1)
+ return (int)key[0];
+ else
+ {
+ if (!strncmp (key, CONTROL_KEY.str, CONTROL_KEY.len))
+ return CTRL ((int)key[CONTROL_KEY.len]);
+ else
+ return 0;
+ }
+}
+
+/*
+ * Load user-definable keys from file.
+ * A hash table is used to speed up loading process in avoiding string
+ * comparisons.
+ */
+void
+io_load_keys (void)
+{
+ struct ht_keybindings_s keys[NOKEYS];
+ FILE *keyfp;
+ char buf[BUFSIZ];
+ int i;
+
+#define HSIZE 256
+ HTABLE_HEAD (ht_keybindings, HSIZE, ht_keybindings_s) ht_keys =
+ HTABLE_INITIALIZER (&ht_keys);
+
+ HTABLE_GENERATE (ht_keybindings, ht_keybindings_s, load_keys_ht_getkey,
+ load_keys_ht_compare);
+
+ for (i = 0; i < NOKEYS; i++)
+ {
+ keys[i].key = (keys_e)i;
+ keys[i].label = keys_get_label ((keys_e)i);
+ HTABLE_INSERT (ht_keybindings, &ht_keys, &keys[i]);
+ }
+
+ keyfp = fopen (path_keys, "r");
+ while (fgets (buf, BUFSIZ, keyfp) != NULL)
+ {
+ char key_label[BUFSIZ], *p;
+ struct ht_keybindings_s *ht_elm, ht_entry;
+ const int AWAITED = 1;
+
+ for (p = buf; isblank ((int)*p); p++)
+ ;
+ if (p != buf)
+ memmove (buf, p, strlen (p));
+ if (buf[0] == '#')
+ continue;
+
+ if (sscanf (buf, "%s", key_label) != AWAITED)
+ continue;
+ ht_entry.label = key_label;
+ p = buf + strlen (key_label) + 1;
+ ht_elm = HTABLE_LOOKUP (ht_keybindings, &ht_keys, &ht_entry);
+ for (;;)
+ {
+ char key_ch[BUFSIZ], tmpbuf[BUFSIZ];
+
+ while (*p == ' ')
+ p++;
+ strncpy (tmpbuf, p, BUFSIZ);
+ if (sscanf (tmpbuf, "%s", key_ch) == AWAITED)
+ {
+ int ch;
+ char *unknown_key = _("Error reading key: %s");
+
+ ch = key_to_ascii (key_ch);
+ p += strlen (key_ch) + 1;
+ if (ch == 0)
+ ERROR_MSG (unknown_key);
+ else
+ keys_assign_binding (ch, ht_elm->key);
+ }
+ else
+ break;
+ }
+ }
+ fclose (keyfp);
+#undef HSIZE
+}
+
+static void
check_directory (char *dir, int *missing)
{
errno = 0;
@@ -1218,7 +1338,9 @@ io_check_data_files (void)
check_file (path_todo, &missing);
check_file (path_apts, &missing);
check_file (path_conf, &missing);
- return (missing);
+ check_file (path_keys, &missing);
+
+ return missing;
}
/* Draw the startup screen */