mirror of
https://github.com/rkd77/elinks.git
synced 2024-12-04 14:46:47 -05:00
1438 lines
38 KiB
C
1438 lines
38 KiB
C
/* Options variables manipulation core */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifdef HAVE_STDINT_H
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#include <stdint.h>
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#endif
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#include <ctype.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include "elinks.h"
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#include "bfu/dialog.h"
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#include "bfu/style.h"
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#include "cache/cache.h"
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#include "config/conf.h"
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#include "config/dialogs.h"
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#include "config/domain.h"
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#include "config/home.h"
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#include "config/options.h"
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#include "config/opttypes.h"
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#include "dialogs/status.h"
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#include "document/document.h"
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#include "globhist/globhist.h"
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#include "intl/charsets.h"
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#include "intl/libintl.h"
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#include "main/main.h" /* shrink_memory() */
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#include "main/select.h"
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#include "network/connection.h"
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#include "session/session.h"
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#include "terminal/color.h"
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#include "terminal/screen.h"
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#include "terminal/terminal.h"
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#include "util/color.h"
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#include "util/error.h"
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#include "util/memory.h"
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#include "util/string.h"
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#include "viewer/text/draw.h"
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extern int ui_double_esc;
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/* TODO? In the past, covered by shadow and legends, remembered only by the
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* ELinks Elders now, options were in hashes (it was not for a long time, after
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* we started to use dynamic options lists and before we really started to use
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* hierarchic options). Hashes might be swift and deft, but they had a flaw and
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* the flaw showed up as the fatal flaw. They were unsorted, and it was
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* unfriendly to mere mortal users, without pasky's options handlers in their
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* brain, but their own poor-written software. And thus pasky went and rewrote
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* options so that they were in lists from then to now and for all the ages of
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* men, to the glory of mankind. However, one true hero may arise in future
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* fabulous and implement possibility to have both lists and hashes for trees,
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* as it may be useful for some supernatural entities. And when that age will
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* come... */
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/* TODO: We should remove special case for root options and use some auxiliary
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* (struct option *) instead. This applies to bookmarks, global history and
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* listbox items as well, though. --pasky */
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static INIT_LIST_OF(struct option, options_root_tree);
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static struct option options_root = INIT_OPTION(
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/* name: */ "",
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/* flags: */ OPT_ZERO,
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/* type: */ OPT_TREE,
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/* min, max: */ 0, 0,
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/* value: */ &options_root_tree,
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/* desc: */ "",
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/* capt: */ NULL
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);
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struct option *config_options;
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struct option *cmdline_options;
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static void add_opt_rec(struct option *, const char *, struct option *);
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static void free_options_tree(LIST_OF(struct option) *, int recursive);
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#ifdef CONFIG_DEBUG
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/* Detect ending '.' (and some others) in options captions.
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* It will emit a message in debug mode only. --Zas */
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#define bad_punct(c) (c != ')' && c != '>' && !isquote(c) && ispunct(c))
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static void
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check_caption(char *caption)
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{
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int len;
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unsigned char c;
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if (!caption) return;
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len = strlen(caption);
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if (!len) return;
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c = caption[len - 1];
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if (isspace((unsigned char)c) || bad_punct(c))
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DBG("bad char at end of caption [%s]", caption);
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#ifdef CONFIG_NLS
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caption = gettext(caption);
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len = strlen(caption);
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if (!len) return;
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c = caption[len - 1];
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if (isspace((unsigned char)c) || bad_punct(c))
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DBG("bad char at end of i18n caption [%s]", caption);
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#endif
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}
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#undef bad_punct
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static void
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check_description(char *desc)
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{
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int len;
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unsigned char c;
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if (!desc) return;
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len = strlen(desc);
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if (!len) return;
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c = desc[len - 1];
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if (isspace((unsigned char)c))
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DBG("bad char at end of description [%s]", desc);
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#ifdef CONFIG_NLS
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desc = gettext(desc);
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len = strlen(desc);
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if (!len) return;
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if (ispunct(c) != ispunct(desc[len - 1]))
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DBG("punctuation char possibly missing at end of i18n description [%s]", desc);
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c = desc[len - 1];
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if (isspace((unsigned char)c))
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DBG("bad char at end of i18n description [%s]", desc);
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#endif
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}
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/*! @relates option */
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static void
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debug_check_option_syntax(struct option *option)
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{
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if (!option) return;
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check_caption(option->capt);
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check_description(option->desc);
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}
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#else
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#define debug_check_option_syntax(option)
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#endif
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/**********************************************************************
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Options interface
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**********************************************************************/
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/* If option name contains dots, they are created as "categories" - first,
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* first category is retrieved from list, taken as a list, second category
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* is retrieved etc. */
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/* Ugly kludge */
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static int no_autocreate = 0;
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/** Get record of option of given name, or NULL if there's no such option.
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*
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* If the specified option is an ::OPT_ALIAS, this function returns the
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* alias, rather than the option to which the alias refers. It must
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* work this way because the alias may have the ::OPT_ALIAS_NEGATE flag.
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* Instead, if the caller tries to read or set the value of the alias,
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* the functions associated with ::OPT_ALIAS will forward the operation
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* to the underlying option. However, see indirect_option().
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*
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* @relates option */
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struct option *
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get_opt_rec(struct option *tree, const char *name_)
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{
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struct option *option;
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char *aname = stracpy(name_);
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char *name = aname;
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char *sep;
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if (!aname) return NULL;
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/* We iteratively call get_opt_rec() each for path_elements-1, getting
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* appropriate tree for it and then resolving [path_elements]. */
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if ((sep = strrchr(name, '.'))) {
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*sep = '\0';
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tree = get_opt_rec(tree, name);
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if (!tree || tree->type != OPT_TREE || tree->flags & OPT_HIDDEN) {
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#if 0
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DBG("ERROR in get_opt_rec() crawl: %s (%d) -> %s",
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name, tree ? tree->type : -1, sep + 1);
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#endif
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mem_free(aname);
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return NULL;
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}
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*sep = '.';
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name = sep + 1;
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}
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foreach (option, *tree->value.tree) {
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if (option->name && !strcmp(option->name, name)) {
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mem_free(aname);
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return option;
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}
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}
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if (tree && tree->flags & OPT_AUTOCREATE && !no_autocreate) {
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struct option *template_ = get_opt_rec(tree, "_template_");
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assertm(template_ != NULL, "Requested %s should be autocreated but "
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"%.*s._template_ is missing!", name_, sep - name_,
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name_);
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if_assert_failed {
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mem_free(aname);
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return NULL;
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}
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/* We will just create the option and return pointer to it
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* automagically. And, we will create it by cloning _template_
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* option. By having _template_ OPT_AUTOCREATE and _template_
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* inside, you can have even multi-level autocreating. */
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option = copy_option(template_, 0);
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if (!option) {
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mem_free(aname);
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return NULL;
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}
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mem_free_set(&option->aname, stracpy(name));
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add_opt_rec(tree, "", option);
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mem_free(aname);
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return option;
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}
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mem_free(aname);
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return NULL;
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}
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/** Get record of option of given name, or NULL if there's no such option. But
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* do not create the option if it doesn't exist and there's autocreation
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* enabled.
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* @relates option */
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struct option *
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get_opt_rec_real(struct option *tree, const char *name)
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{
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struct option *opt;
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no_autocreate = 1;
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opt = get_opt_rec(tree, name);
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no_autocreate = 0;
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return opt;
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}
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/** If @a opt is an alias, return the option to which it refers.
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*
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* @warning Because the alias may have the ::OPT_ALIAS_NEGATE flag,
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* the caller must not access the value of the returned option as if
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* it were also the value of the alias. However, it is safe to access
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* flags such as ::OPT_MUST_SAVE and ::OPT_DELETED.
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*
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* @relates option */
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struct option *
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indirect_option(struct option *alias)
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{
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struct option *real;
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if (alias->type != OPT_ALIAS) return alias; /* not an error */
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real = get_opt_rec(config_options, alias->value.string);
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assertm(real != NULL, "%s aliased to unknown option %s!",
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alias->name, alias->value.string);
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if_assert_failed return alias;
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return real;
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}
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/** Fetch pointer to value of certain option. It is guaranteed to never return
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* NULL. Note that you are supposed to use wrapper get_opt().
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* @relates option */
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union option_value *
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get_opt_(
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#ifdef CONFIG_DEBUG
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char *file, int line, enum option_type option_type,
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#endif
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struct option *tree, const char *name, struct session *ses)
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{
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struct option *opt = NULL;
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/* If given a session and the option is shadowed in that session's
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* options tree, return the shadow. */
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if (ses && ses->option)
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opt = get_opt_rec_real(ses->option, name);
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/* If given a session, no session-specific option was found, and the
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* option has a shadow in the domain tree that matches the current
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* document in that session, return that shadow. */
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if (!opt && ses)
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opt = get_domain_option_from_session(name, ses);
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/* Else, return the real option. */
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if (!opt)
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opt = get_opt_rec(tree, name);
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#ifdef CONFIG_DEBUG
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errfile = file;
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errline = line;
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if (!opt) elinks_internal("Attempted to fetch nonexisting option %s!", name);
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/* Various sanity checks. */
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if (option_type != opt->type)
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DBG("get_opt_*(\"%s\") @ %s:%d: call with wrapper for %s for option of type %s",
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name, file, line,
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get_option_type_name(option_type),
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get_option_type_name(opt->type));
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switch (opt->type) {
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case OPT_TREE:
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if (!opt->value.tree)
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elinks_internal("Option %s has no value!", name);
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break;
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case OPT_ALIAS:
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elinks_internal("Invalid use of alias %s for option %s!",
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name, opt->value.string);
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break;
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case OPT_STRING:
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if (!opt->value.string)
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elinks_internal("Option %s has no value!", name);
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break;
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case OPT_BOOL:
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case OPT_INT:
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if (opt->value.number < opt->min
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|| opt->value.number > opt->max)
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elinks_internal("Option %s has invalid value %d!", name, opt->value.number);
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break;
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case OPT_LONG:
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if (opt->value.big_number < opt->min
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|| opt->value.big_number > opt->max)
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elinks_internal("Option %s has invalid value %ld!", name, opt->value.big_number);
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break;
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case OPT_COMMAND:
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if (!opt->value.command)
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elinks_internal("Option %s has no value!", name);
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break;
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case OPT_CODEPAGE: /* TODO: check these too. */
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case OPT_LANGUAGE:
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case OPT_COLOR:
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break;
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}
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#endif
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return &opt->value;
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}
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/*! @relates option */
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static void
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add_opt_sort(struct option *tree, struct option *option, int abi)
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{
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LIST_OF(struct option) *cat = tree->value.tree;
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LIST_OF(struct listbox_item) *bcat = &tree->box_item->child;
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struct option *pos;
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/* The list is empty, just add it there. */
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if (list_empty(*cat)) {
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add_to_list(*cat, option);
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if (abi) add_to_list(*bcat, option->box_item);
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/* This fits as the last list entry, add it there. This
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* optimizes the most expensive BUT most common case ;-). */
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} else if ((option->type != OPT_TREE
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|| ((struct option *) cat->prev)->type == OPT_TREE)
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&& strcmp(((struct option *) cat->prev)->name,
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option->name) <= 0) {
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append:
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add_to_list_end(*cat, option);
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if (abi) add_to_list_end(*bcat, option->box_item);
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/* At the end of the list is tree and we are ordinary. That's
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* clear case then. */
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} else if (option->type != OPT_TREE
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&& ((struct option *) cat->prev)->type == OPT_TREE) {
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goto append;
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/* Scan the list linearly. This could be probably optimized ie.
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* to choose direction based on the first letter or so. */
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} else {
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struct listbox_item *bpos = (struct listbox_item *) bcat;
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foreach (pos, *cat) {
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/* First move the box item to the current position but
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* only if the position has not been marked as deleted
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* and actually has a box_item -- else we will end up
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* 'overflowing' and causing assertion failure. */
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if (!(pos->flags & OPT_DELETED) && pos->box_item) {
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bpos = bpos->next;
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assert(bpos != (struct listbox_item *) bcat);
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}
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if ((option->type != OPT_TREE
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|| pos->type == OPT_TREE)
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&& strcmp(pos->name, option->name) <= 0)
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continue;
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/* Ordinary options always sort behind trees. */
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if (option->type != OPT_TREE
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&& pos->type == OPT_TREE)
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continue;
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/* The (struct option) add_at_pos() can mess up the
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* order so that we add the box_item to itself, so
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* better do it first. */
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/* Always ensure that them _template_ options are
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* before anything else so a lonely autocreated option
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* (with _template_ options set to invisible) will be
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* connected with an upper corner (ascii: `-) instead
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* of a rotated T (ascii: +-) when displaying it. */
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if (option->type == pos->type
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&& *option->name <= '_'
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&& !strcmp(pos->name, "_template_")) {
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if (abi) add_at_pos(bpos, option->box_item);
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add_at_pos(pos, option);
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break;
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}
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if (abi) add_at_pos(bpos->prev, option->box_item);
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add_at_pos(pos->prev, option);
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break;
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}
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assert(pos != (struct option *) cat);
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assert(bpos != (struct listbox_item *) bcat);
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}
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}
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/** Add option to tree.
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* @relates option */
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static void
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add_opt_rec(struct option *tree, const char *path, struct option *option)
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{
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int abi = 0;
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assert(path && option && tree);
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if (*path) tree = get_opt_rec(tree, path);
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assertm(tree != NULL, "Missing option tree for '%s'", path);
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if (!tree->value.tree) return;
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object_nolock(option, "option");
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if (option->box_item && option->name && !strcmp(option->name, "_template_"))
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option->box_item->visible = get_opt_bool("config.show_template", NULL);
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if (tree->flags & OPT_AUTOCREATE && !option->desc) {
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struct option *template_ = get_opt_rec(tree, "_template_");
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assert(template_);
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option->desc = template_->desc;
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}
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option->root = tree;
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abi = (tree->box_item && option->box_item);
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if (abi) {
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/* The config_root tree is a just a placeholder for the
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* box_items, it actually isn't a real box_item by itself;
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* these ghosts are indicated by the fact that they have
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* NULL @next. */
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if (tree->box_item->next) {
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option->box_item->depth = tree->box_item->depth + 1;
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}
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}
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if (tree->flags & OPT_SORT) {
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add_opt_sort(tree, option, abi);
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} else {
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add_to_list_end(*tree->value.tree, option);
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if (abi) add_to_list_end(tree->box_item->child, option->box_item);
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}
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update_hierbox_browser(&option_browser);
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}
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/*! @relates option */
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static inline struct listbox_item *
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init_option_listbox_item(struct option *option)
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{
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struct listbox_item *item = (struct listbox_item *)mem_calloc(1, sizeof(*item));
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if (!item) return NULL;
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init_list(item->child);
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item->visible = 1;
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item->udata = option;
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item->type = (option->type == OPT_TREE) ? BI_FOLDER : BI_LEAF;
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return item;
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}
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/*! @relates option */
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struct option *
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add_opt(struct option *tree, const char *path, const char *capt,
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const char *name, option_flags_T flags, enum option_type type,
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long min, long max, longptr_T value, const char *desc)
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{
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struct option *option = (struct option *)mem_calloc(1, sizeof(*option));
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if (!option) return NULL;
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|
option->name = stracpy(name);
|
|
if (!option->name) {
|
|
mem_free(option);
|
|
return NULL;
|
|
}
|
|
option->flags = (flags | OPT_ALLOC);
|
|
option->type = type;
|
|
option->min = min;
|
|
option->max = max;
|
|
option->capt = capt;
|
|
option->desc = desc;
|
|
|
|
debug_check_option_syntax(option);
|
|
|
|
/* XXX: For allocated values we allocate in the add_opt_<type>() macro.
|
|
* This involves OPT_TREE and OPT_STRING. */
|
|
switch (type) {
|
|
case OPT_TREE:
|
|
if (!value) {
|
|
mem_free(option);
|
|
return NULL;
|
|
}
|
|
option->value.tree = (LIST_OF(struct option) *) value;
|
|
break;
|
|
case OPT_STRING:
|
|
if (!value) {
|
|
mem_free(option);
|
|
return NULL;
|
|
}
|
|
option->value.string = (char *) value;
|
|
break;
|
|
case OPT_ALIAS:
|
|
option->value.string = (char *) value;
|
|
break;
|
|
case OPT_BOOL:
|
|
case OPT_INT:
|
|
case OPT_CODEPAGE:
|
|
option->value.number = (int) value;
|
|
break;
|
|
case OPT_LONG:
|
|
option->value.big_number = (intptr_t) value; /* FIXME: cast from void * */
|
|
break;
|
|
case OPT_COLOR:
|
|
decode_color((char *) value, strlen((char *) value),
|
|
&option->value.color);
|
|
break;
|
|
case OPT_COMMAND:
|
|
option->value.command = (const char * (*)(struct option_elinks *, char ***, int *))value;
|
|
break;
|
|
case OPT_LANGUAGE:
|
|
break;
|
|
}
|
|
|
|
if (option->type != OPT_ALIAS
|
|
&& ((tree->flags & OPT_LISTBOX) || (option->flags & OPT_LISTBOX))) {
|
|
option->box_item = init_option_listbox_item(option);
|
|
if (!option->box_item) {
|
|
mem_free(option);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
add_opt_rec(tree, path, option);
|
|
return option;
|
|
}
|
|
|
|
/*! @relates option */
|
|
static void
|
|
done_option(struct option *option)
|
|
{
|
|
switch (option->type) {
|
|
case OPT_STRING:
|
|
mem_free_if(option->value.string);
|
|
break;
|
|
case OPT_TREE:
|
|
mem_free_if(option->value.tree);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (option->box_item)
|
|
done_listbox_item(&option_browser, option->box_item);
|
|
|
|
if (option->flags & OPT_ALLOC) {
|
|
mem_free_if(option->aname);
|
|
mem_free(option);
|
|
} else if (!option->capt) {
|
|
/* We are probably dealing with a built-in autocreated option
|
|
* that will be attempted to be deleted when shutting down. */
|
|
/* Clear it so nothing will be done later. */
|
|
memset(option, 0, sizeof(*option));
|
|
}
|
|
}
|
|
|
|
/* The namespace may start to seem a bit chaotic here; it indeed is, maybe the
|
|
* function names above should be renamed and only macros should keep their old
|
|
* short names. */
|
|
/* The simple rule I took as an apologize is that functions which take already
|
|
* completely filled (struct option *) have long name and functions which take
|
|
* only option specs have short name. */
|
|
|
|
/*! @relates option */
|
|
static void
|
|
delete_option_do(struct option *option, int recursive)
|
|
{
|
|
if (option->next) {
|
|
del_from_list(option);
|
|
option->prev = option->next = NULL;
|
|
}
|
|
|
|
if (recursive == -1) {
|
|
ERROR("Orphaned option %s", option->name);
|
|
}
|
|
|
|
if (option->type == OPT_TREE && option->value.tree
|
|
&& !list_empty(*option->value.tree)) {
|
|
if (!recursive) {
|
|
if (option->flags & OPT_AUTOCREATE) {
|
|
recursive = 1;
|
|
} else {
|
|
ERROR("Orphaned unregistered "
|
|
"option in subtree %s!",
|
|
option->name);
|
|
recursive = -1;
|
|
}
|
|
}
|
|
free_options_tree(option->value.tree, recursive);
|
|
}
|
|
|
|
done_option(option);
|
|
}
|
|
|
|
/*! @relates option */
|
|
void
|
|
mark_option_as_deleted(struct option *option)
|
|
{
|
|
if (option->type == OPT_TREE) {
|
|
struct option *unmarked;
|
|
|
|
assert(option->value.tree);
|
|
|
|
foreach (unmarked, *option->value.tree)
|
|
mark_option_as_deleted(unmarked);
|
|
}
|
|
|
|
option->box_item->visible = 0;
|
|
|
|
option->flags |= (OPT_TOUCHED | OPT_DELETED);
|
|
}
|
|
|
|
/*! @relates option */
|
|
void
|
|
delete_option(struct option *option)
|
|
{
|
|
delete_option_do(option, 1);
|
|
}
|
|
|
|
/*! @relates option */
|
|
struct option *
|
|
copy_option(struct option *template_, int flags)
|
|
{
|
|
struct option *option = (struct option *)mem_calloc(1, sizeof(*option));
|
|
|
|
if (!option) return NULL;
|
|
|
|
option->name = null_or_stracpy(template_->name);
|
|
option->flags = (template_->flags | OPT_ALLOC);
|
|
option->type = template_->type;
|
|
option->min = template_->min;
|
|
option->max = template_->max;
|
|
option->capt = template_->capt;
|
|
option->desc = template_->desc;
|
|
option->change_hook = template_->change_hook;
|
|
|
|
if (!(flags & CO_NO_LISTBOX_ITEM))
|
|
option->box_item = init_option_listbox_item(option);
|
|
if (option->box_item) {
|
|
if (template_->box_item) {
|
|
option->box_item->type = template_->box_item->type;
|
|
option->box_item->depth = template_->box_item->depth;
|
|
}
|
|
}
|
|
|
|
if (option_types[template_->type].dup) {
|
|
option_types[template_->type].dup(option, template_, flags);
|
|
} else {
|
|
option->value = template_->value;
|
|
}
|
|
|
|
return option;
|
|
}
|
|
|
|
/** Return the shadow option in @a shadow_tree of @a option in @a tree.
|
|
* If @a option isn't yet shadowed in @a shadow_tree, shadow it
|
|
* (i.e. create a copy in @a shadow_tree) along with any ancestors
|
|
* that aren't shadowed. */
|
|
struct option *
|
|
get_option_shadow(struct option *option, struct option *tree,
|
|
struct option *shadow_tree)
|
|
{
|
|
|
|
struct option *shadow_option = NULL;
|
|
|
|
assert(option);
|
|
assert(tree);
|
|
assert(shadow_tree);
|
|
|
|
if (option == tree) {
|
|
shadow_option = shadow_tree;
|
|
} else if (option->root && option->name) {
|
|
struct option *shadow_root;
|
|
|
|
shadow_root = get_option_shadow(option->root, tree,
|
|
shadow_tree);
|
|
if (!shadow_root) return NULL;
|
|
|
|
shadow_option = get_opt_rec_real(shadow_root, option->name);
|
|
if (!shadow_option) {
|
|
shadow_option = copy_option(option,
|
|
CO_SHALLOW
|
|
| CO_NO_LISTBOX_ITEM);
|
|
if (shadow_option) {
|
|
shadow_option->root = shadow_root;
|
|
/* No need to sort, is there? It isn't shown
|
|
* in the options manager. -- Miciah */
|
|
add_to_list_end(*shadow_root->value.tree,
|
|
shadow_option);
|
|
|
|
shadow_option->flags |= OPT_TOUCHED;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
return shadow_option;
|
|
}
|
|
|
|
|
|
/*! @relates option */
|
|
LIST_OF(struct option) *
|
|
init_options_tree(void)
|
|
{
|
|
LIST_OF(struct option) *ptr = (LIST_OF(struct option) *)mem_alloc(sizeof(*ptr));
|
|
|
|
if (ptr) init_list(*ptr);
|
|
return ptr;
|
|
}
|
|
|
|
/** Some default pre-autocreated options. Doh. */
|
|
static inline void
|
|
register_autocreated_options(void)
|
|
{
|
|
/* TODO: Use table-driven initialization. --jonas */
|
|
get_opt_int("terminal.linux.type", NULL) = TERM_LINUX;
|
|
get_opt_int("terminal.linux.colors", NULL) = COLOR_MODE_16;
|
|
get_opt_bool("terminal.linux.m11_hack", NULL) = 1;
|
|
get_opt_int("terminal.vt100.type", NULL) = TERM_VT100;
|
|
get_opt_int("terminal.vt110.type", NULL) = TERM_VT100;
|
|
get_opt_int("terminal.xterm.type", NULL) = TERM_VT100;
|
|
get_opt_bool("terminal.xterm.underline", NULL) = 1;
|
|
get_opt_int("terminal.xterm-color.type", NULL) = TERM_VT100;
|
|
get_opt_int("terminal.xterm-color.colors", NULL) = COLOR_MODE_16;
|
|
get_opt_bool("terminal.xterm-color.underline", NULL) = 1;
|
|
#ifdef CONFIG_88_COLORS
|
|
get_opt_int("terminal.xterm-88color.type", NULL) = TERM_VT100;
|
|
get_opt_int("terminal.xterm-88color.colors", NULL) = COLOR_MODE_88;
|
|
get_opt_bool("terminal.xterm-88color.underline", NULL) = 1;
|
|
#endif
|
|
get_opt_int("terminal.rxvt-unicode.type", NULL) = 1;
|
|
#ifdef CONFIG_88_COLORS
|
|
get_opt_int("terminal.rxvt-unicode.colors", NULL) = COLOR_MODE_88;
|
|
#else
|
|
get_opt_int("terminal.rxvt-unicode.colors", NULL) = COLOR_MODE_16;
|
|
#endif
|
|
get_opt_bool("terminal.rxvt-unicode.italic", NULL) = 1;
|
|
get_opt_bool("terminal.rxvt-unicode.underline", NULL) = 1;
|
|
#ifdef CONFIG_256_COLORS
|
|
get_opt_int("terminal.xterm-256color.type", NULL) = TERM_VT100;
|
|
get_opt_int("terminal.xterm-256color.colors", NULL) = COLOR_MODE_256;
|
|
get_opt_bool("terminal.xterm-256color.underline", NULL) = 1;
|
|
get_opt_int("terminal.fbterm.type", NULL) = TERM_FBTERM;
|
|
get_opt_int("terminal.fbterm.colors", NULL) = COLOR_MODE_256;
|
|
get_opt_bool("terminal.fbterm.underline", NULL) = 0;
|
|
#endif
|
|
get_opt_int("terminal.st-256color.type", NULL) = TERM_VT100;
|
|
get_opt_bool("terminal.st-256color.latin1_title", NULL) = 0;
|
|
#ifdef CONFIG_TRUE_COLOR
|
|
get_opt_int("terminal.st-256color.colors", NULL) = COLOR_MODE_TRUE_COLOR;
|
|
#elif defined(CONFIG_256_COLORS)
|
|
get_opt_int("terminal.st-256color.colors", NULL) = COLOR_MODE_256;
|
|
#elif defined(CONFIG_88_COLORS)
|
|
get_opt_int("terminal.st-256color.colors", NULL) = COLOR_MODE_88;
|
|
#else
|
|
get_opt_int("terminal.st-256color.colors", NULL) = COLOR_MODE_16;
|
|
#endif
|
|
get_opt_bool("terminal.st-256color.italic", NULL) = 1;
|
|
get_opt_bool("terminal.st-256color.underline", NULL) = 1;
|
|
}
|
|
|
|
extern union option_info cmdline_options_info[];
|
|
|
|
#include "config/options.inc"
|
|
|
|
static int
|
|
change_hook_cache(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
shrink_memory(0);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
change_hook_connection(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
register_check_queue();
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
change_hook_html(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
foreach (ses, sessions) ses->tab->resize = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
change_hook_insert_mode(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
update_status();
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
change_hook_active_link(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
update_cached_document_options(ses);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
change_hook_terminal(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
cls_redraw_all_terminals();
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
change_hook_ui(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
update_status();
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
change_hook_ui_colors(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
unsigned int node_number = changed->root->node_number;
|
|
|
|
if (node_number) {
|
|
reset_bfu_node_number(node_number);
|
|
cls_redraw_all_terminals();
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
change_hook_ui_double_esc(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
ui_double_esc = changed->value.number;
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_MOUSE
|
|
static int
|
|
change_hook_ui_mouse_disable(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
char *lock_filename = straconcat(empty_string_or_(elinks_home), "mouse.lock", (char *)NULL);
|
|
|
|
if (lock_filename) {
|
|
if (changed->value.number) {
|
|
creat(lock_filename, 0600);
|
|
} else {
|
|
unlink(lock_filename);
|
|
}
|
|
mem_free(lock_filename);
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/** Make option templates visible or invisible in the option manager.
|
|
* This is called once on startup, and then each time the value of the
|
|
* "config.show_template" option is changed.
|
|
*
|
|
* @param tree
|
|
* The option tree whose children should be affected.
|
|
*
|
|
* @param show
|
|
* A set of bits:
|
|
* - The 0x01 bit means templates should be made visible.
|
|
* If the bit is clear, templates become invisible instead.
|
|
* - The 0x02 bit means @a tree is itself part of a template,
|
|
* and so all of its children should be affected, regardless
|
|
* of whether they are templates of their own.
|
|
*
|
|
* Deleted options are never visible.
|
|
*
|
|
* @relates option */
|
|
static void
|
|
update_visibility(LIST_OF(struct option) *tree, int show)
|
|
{
|
|
struct option *opt;
|
|
|
|
foreach (opt, *tree) {
|
|
if (opt->flags & OPT_DELETED) continue;
|
|
|
|
if (!strcmp(opt->name, "_template_")) {
|
|
if (opt->box_item)
|
|
opt->box_item->visible = (show & 1);
|
|
|
|
if (opt->type == OPT_TREE)
|
|
update_visibility(opt->value.tree, show | 2);
|
|
} else {
|
|
if (opt->box_item && (show & 2))
|
|
opt->box_item->visible = (show & 1);
|
|
|
|
if (opt->type == OPT_TREE)
|
|
update_visibility(opt->value.tree, show);
|
|
}
|
|
}
|
|
}
|
|
|
|
static int
|
|
change_hook_stemplate(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
update_visibility(config_options->value.tree, changed->value.number);
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
change_hook_language(struct session *ses, struct option *current, struct option *changed)
|
|
{
|
|
#ifdef CONFIG_NLS
|
|
set_language(changed->value.number);
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
static const struct change_hook_info change_hooks[] = {
|
|
{ "config.show_template", change_hook_stemplate },
|
|
{ "connection", change_hook_connection },
|
|
{ "document.browse", change_hook_html },
|
|
{ "document.browse.forms.insert_mode",
|
|
change_hook_insert_mode },
|
|
{ "document.browse.links.active_link",
|
|
change_hook_active_link },
|
|
{ "document.cache", change_hook_cache },
|
|
{ "document.codepage", change_hook_html },
|
|
{ "document.colors", change_hook_html },
|
|
{ "document.html", change_hook_html },
|
|
{ "document.plain", change_hook_html },
|
|
{ "terminal", change_hook_terminal },
|
|
{ "ui.colors", change_hook_ui_colors },
|
|
{ "ui.double_esc", change_hook_ui_double_esc },
|
|
{ "ui.language", change_hook_language },
|
|
#ifdef CONFIG_MOUSE
|
|
{ "ui.mouse_disable", change_hook_ui_mouse_disable },
|
|
#endif
|
|
{ "ui", change_hook_ui },
|
|
{ NULL, NULL },
|
|
};
|
|
|
|
void
|
|
init_options(void)
|
|
{
|
|
cmdline_options = add_opt_tree_tree(&options_root, "", "",
|
|
"cmdline", OPT_ZERO, "");
|
|
register_options(cmdline_options_info, cmdline_options);
|
|
|
|
config_options = add_opt_tree_tree(&options_root, "", "",
|
|
"config", OPT_SORT, "");
|
|
config_options->flags |= OPT_LISTBOX;
|
|
config_options->box_item = &option_browser.root;
|
|
register_options(config_options_info, config_options);
|
|
|
|
register_autocreated_options();
|
|
register_change_hooks(change_hooks);
|
|
|
|
ui_double_esc = get_opt_bool("ui.double_esc", NULL);
|
|
}
|
|
|
|
/*! @relates option */
|
|
static void
|
|
free_options_tree(LIST_OF(struct option) *tree, int recursive)
|
|
{
|
|
while (!list_empty(*tree))
|
|
delete_option_do((struct option *)tree->next, recursive);
|
|
}
|
|
|
|
void
|
|
done_options(void)
|
|
{
|
|
done_domain_trees();
|
|
unregister_options(config_options_info, config_options);
|
|
unregister_options(cmdline_options_info, cmdline_options);
|
|
config_options->box_item = NULL;
|
|
free_options_tree(&options_root_tree, 0);
|
|
}
|
|
|
|
/*! @relates change_hook_info */
|
|
void
|
|
register_change_hooks(const struct change_hook_info *change_hooks)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; change_hooks[i].name; i++) {
|
|
struct option *option = get_opt_rec(config_options,
|
|
change_hooks[i].name);
|
|
|
|
assert(option);
|
|
option->change_hook = change_hooks[i].change_hook;
|
|
}
|
|
}
|
|
|
|
/** Set or clear the ::OPT_MUST_SAVE flag in all descendants of @a tree.
|
|
*
|
|
* @param tree
|
|
* The option tree in which this function recursively sets or clears
|
|
* the flag.
|
|
*
|
|
* @param set_all
|
|
* If true, set ::OPT_MUST_SAVE in all options of the tree.
|
|
* If false, set it only in touched or deleted options, and clear in others.
|
|
*
|
|
* @relates option */
|
|
void
|
|
prepare_mustsave_flags(LIST_OF(struct option) *tree, int set_all)
|
|
{
|
|
struct option *option;
|
|
|
|
foreach (option, *tree) {
|
|
/* XXX: OPT_LANGUAGE shouldn't have any bussiness
|
|
* here, but we're just weird in that area. */
|
|
if (set_all
|
|
|| (option->flags & (OPT_TOUCHED | OPT_DELETED))
|
|
|| option->type == OPT_LANGUAGE)
|
|
option->flags |= OPT_MUST_SAVE;
|
|
else
|
|
option->flags &= ~OPT_MUST_SAVE;
|
|
|
|
if (option->type == OPT_TREE)
|
|
prepare_mustsave_flags(option->value.tree, set_all);
|
|
}
|
|
}
|
|
|
|
/** Clear the ::OPT_TOUCHED flag in all descendants of @a tree.
|
|
* @relates option */
|
|
void
|
|
untouch_options(LIST_OF(struct option) *tree)
|
|
{
|
|
struct option *option;
|
|
|
|
foreach (option, *tree) {
|
|
option->flags &= ~OPT_TOUCHED;
|
|
|
|
if (option->type == OPT_TREE)
|
|
untouch_options(option->value.tree);
|
|
}
|
|
}
|
|
|
|
/*! @relates option */
|
|
static int
|
|
check_nonempty_tree(LIST_OF(struct option) *options)
|
|
{
|
|
struct option *opt;
|
|
|
|
foreach (opt, *options) {
|
|
if (opt->type == OPT_TREE) {
|
|
if (check_nonempty_tree(opt->value.tree))
|
|
return 1;
|
|
} else if (opt->flags & OPT_MUST_SAVE) {
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*! @relates option */
|
|
void
|
|
smart_config_string(struct string *str, int print_comment, int i18n,
|
|
LIST_OF(struct option) *options,
|
|
char *path, int depth,
|
|
void (*fn)(struct string *, struct option *,
|
|
char *, int, int, int, int))
|
|
{
|
|
struct option *option;
|
|
|
|
foreach (option, *options) {
|
|
int do_print_comment = 1;
|
|
|
|
if (option->flags & OPT_HIDDEN ||
|
|
option->type == OPT_ALIAS ||
|
|
!strcmp(option->name, "_template_"))
|
|
continue;
|
|
|
|
/* Is there anything to be printed anyway? */
|
|
if (option->type == OPT_TREE
|
|
? !check_nonempty_tree(option->value.tree)
|
|
: !(option->flags & OPT_MUST_SAVE))
|
|
continue;
|
|
|
|
/* We won't pop out the description when we're in autocreate
|
|
* category and not template. It'd be boring flood of
|
|
* repetitive comments otherwise ;). */
|
|
|
|
/* This print_comment parameter is weird. If it is negative, it
|
|
* means that we shouldn't print comments at all. If it is 1,
|
|
* we shouldn't print comment UNLESS the option is _template_
|
|
* or not-an-autocreating-tree (it is set for the first-level
|
|
* autocreation tree). When it is 2, we can print out comments
|
|
* normally. */
|
|
/* It is still broken somehow, as it didn't work for terminal.*
|
|
* (the first autocreated level) by the time I wrote this. Good
|
|
* summer job for bored mad hackers with spare boolean mental
|
|
* power. I have better things to think about, personally.
|
|
* Maybe we should just mark autocreated options somehow ;). */
|
|
if (!print_comment || (print_comment == 1
|
|
&& (strcmp(option->name, "_template_")
|
|
&& (option->flags & OPT_AUTOCREATE
|
|
&& option->type == OPT_TREE))))
|
|
do_print_comment = 0;
|
|
|
|
/* Pop out the comment */
|
|
|
|
/* For config file, we ignore do_print_comment everywhere
|
|
* except 1, but sometimes we want to skip the option totally.
|
|
*/
|
|
fn(str, option, path, depth,
|
|
option->type == OPT_TREE ? print_comment
|
|
: do_print_comment,
|
|
0, i18n);
|
|
|
|
fn(str, option, path, depth, do_print_comment, 1, i18n);
|
|
|
|
/* And the option itself */
|
|
|
|
if (option_types[option->type].write2) {
|
|
fn(str, option, path, depth,
|
|
do_print_comment, 2, i18n);
|
|
|
|
} else if (option->type == OPT_TREE) {
|
|
struct string newpath;
|
|
int pc = print_comment;
|
|
|
|
if (!init_string(&newpath)) continue; /* OK? */
|
|
|
|
if (pc == 2 && option->flags & OPT_AUTOCREATE)
|
|
pc = 1;
|
|
else if (pc == 1 && strcmp(option->name, "_template_"))
|
|
pc = 0;
|
|
|
|
fn(str, option, path, depth, /*pc*/1, 3, i18n);
|
|
|
|
if (path) {
|
|
add_to_string(&newpath, path);
|
|
add_char_to_string(&newpath, '.');
|
|
}
|
|
add_to_string(&newpath, option->name);
|
|
smart_config_string(str, pc, i18n, option->value.tree,
|
|
newpath.source, depth + 1, fn);
|
|
done_string(&newpath);
|
|
|
|
fn(str, option, path, depth, /*pc*/1, 3, i18n);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
update_options_visibility(void)
|
|
{
|
|
update_visibility(config_options->value.tree,
|
|
get_opt_bool("config.show_template", NULL));
|
|
}
|
|
|
|
void
|
|
toggle_option(struct session *ses, struct option *option)
|
|
{
|
|
long number = option->value.number + 1;
|
|
|
|
assert(option->type == OPT_BOOL || option->type == OPT_INT);
|
|
assert(option->max);
|
|
|
|
option->value.number = (number <= option->max) ? number : option->min;
|
|
option_changed(ses, option);
|
|
}
|
|
|
|
|
|
|
|
void
|
|
call_change_hooks(struct session *ses, struct option *current, struct option *option)
|
|
{
|
|
/* This boolean thing can look a little weird - it
|
|
* basically says that we should proceed when there's
|
|
* no change_hook or there's one and its return value
|
|
* was zero. */
|
|
while (current && (!current->change_hook ||
|
|
!current->change_hook(ses, current, option))) {
|
|
if (!current->root)
|
|
break;
|
|
|
|
current = current->root;
|
|
}
|
|
}
|
|
|
|
void
|
|
option_changed(struct session *ses, struct option *option)
|
|
{
|
|
option->flags |= OPT_TOUCHED;
|
|
/* Notify everyone out there! */
|
|
call_change_hooks(ses, option, option);
|
|
}
|
|
|
|
/*! @relates option_resolver */
|
|
int
|
|
commit_option_values(struct option_resolver *resolvers,
|
|
struct option *root, union option_value *values, int size)
|
|
{
|
|
int touched = 0;
|
|
int i;
|
|
|
|
assert(resolvers && root && values && size);
|
|
|
|
for (i = 0; i < size; i++) {
|
|
const char *name = resolvers[i].name;
|
|
struct option *option = get_opt_rec(root, name);
|
|
int id = resolvers[i].id;
|
|
|
|
assertm(option, "Bad option '%s' in options resolver", name);
|
|
|
|
if (memcmp(&option->value, &values[id], sizeof(union option_value))) {
|
|
option->value = values[id];
|
|
option->flags |= OPT_TOUCHED;
|
|
/* Speed hack: Directly call the change-hook for each
|
|
* option in resolvers and later call call_change_hooks
|
|
* on the root; if we were to call call_change_hooks
|
|
* on each option in resolvers, we would end up calling
|
|
* the change-hooks of root, its parents, its
|
|
* grandparents, and so on for each option in resolvers
|
|
* because call_change_hooks is recursive. -- Miciah */
|
|
if (option->change_hook)
|
|
option->change_hook(NULL, option, NULL);
|
|
touched++;
|
|
}
|
|
}
|
|
|
|
/* See above 'Speed hack' comment. */
|
|
call_change_hooks(NULL, root, NULL);
|
|
|
|
return touched;
|
|
}
|
|
|
|
/*! @relates option_resolver */
|
|
void
|
|
checkout_option_values(struct option_resolver *resolvers,
|
|
struct option *root,
|
|
union option_value *values, int size)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < size; i++) {
|
|
const char *name = resolvers[i].name;
|
|
struct option *option = get_opt_rec(root, name);
|
|
int id = resolvers[i].id;
|
|
|
|
assertm(option, "Bad option '%s' in options resolver", name);
|
|
|
|
values[id] = option->value;
|
|
}
|
|
}
|
|
|
|
/**********************************************************************
|
|
Options values
|
|
**********************************************************************/
|
|
|
|
|
|
/*! @relates option_info */
|
|
void
|
|
register_options(union option_info info[], struct option *tree)
|
|
{
|
|
int i;
|
|
static const struct option zero = INIT_OPTION(
|
|
NULL, OPT_ZERO, OPT_BOOL, 0, 0, 0, NULL, NULL);
|
|
|
|
/* To let unregister_options() correctly find the end of the
|
|
* info[] array, this loop must convert every element from
|
|
* struct option_init to struct option. That is, even if
|
|
* there is not enough memory to fully initialize some option,
|
|
* the loop must continue. */
|
|
for (i = 0; info[i].init.path; i++) {
|
|
/* Copy the value aside before it is overwritten
|
|
* with the other member of the union. */
|
|
const struct option_init init = info[i].init;
|
|
|
|
struct option *option = &info[i].option;
|
|
char *string;
|
|
|
|
*option = zero;
|
|
option->name = init.name;
|
|
option->capt = init.capt;
|
|
option->desc = init.desc;
|
|
option->flags = init.flags;
|
|
option->type = init.type;
|
|
option->min = init.min;
|
|
option->max = init.max;
|
|
/* init.value_long, init.value_dataptr, or init.value_funcptr
|
|
* is handled below as appropriate for each type. */
|
|
|
|
debug_check_option_syntax(option);
|
|
|
|
if (option->type != OPT_ALIAS
|
|
&& ((tree->flags & OPT_LISTBOX)
|
|
|| (option->flags & OPT_LISTBOX))) {
|
|
option->box_item = init_option_listbox_item(option);
|
|
if (!option->box_item) {
|
|
delete_option(option);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
switch (option->type) {
|
|
case OPT_TREE:
|
|
option->value.tree = init_options_tree();
|
|
if (!option->value.tree) {
|
|
delete_option(option);
|
|
continue;
|
|
}
|
|
break;
|
|
case OPT_STRING:
|
|
string = (char *)mem_alloc(MAX_STR_LEN);
|
|
if (!string) {
|
|
delete_option(option);
|
|
continue;
|
|
}
|
|
safe_strncpy(string, (const char *)init.value_dataptr, MAX_STR_LEN);
|
|
option->value.string = string;
|
|
break;
|
|
case OPT_COLOR:
|
|
string = (char *)init.value_dataptr;
|
|
assert(string);
|
|
decode_color(string, strlen(string),
|
|
&option->value.color);
|
|
break;
|
|
case OPT_CODEPAGE:
|
|
string = (char *)init.value_dataptr;
|
|
assert(string);
|
|
option->value.number = get_cp_index(string);
|
|
break;
|
|
case OPT_BOOL:
|
|
case OPT_INT:
|
|
option->value.number = init.value_long;
|
|
break;
|
|
case OPT_LONG:
|
|
option->value.big_number = init.value_long;
|
|
break;
|
|
case OPT_LANGUAGE:
|
|
/* INIT_OPT_LANGUAGE has no def parameter */
|
|
option->value.number = 0;
|
|
break;
|
|
case OPT_COMMAND:
|
|
option->value.command = init.value_funcptr;
|
|
break;
|
|
case OPT_ALIAS:
|
|
option->value.string = (char *)init.value_dataptr;
|
|
break;
|
|
}
|
|
|
|
add_opt_rec(tree, init.path, option);
|
|
}
|
|
|
|
/* Convert the sentinel at the end of the array, too. */
|
|
info[i].option = zero;
|
|
}
|
|
|
|
/*! @relates option_info */
|
|
void
|
|
unregister_options(union option_info info[], struct option *tree)
|
|
{
|
|
int i = 0;
|
|
|
|
/* We need to remove the options in inverse order to the order how we
|
|
* added them. */
|
|
|
|
while (info[i].option.name) i++;
|
|
|
|
for (i--; i >= 0; i--)
|
|
delete_option_do(&info[i].option, 0);
|
|
}
|
|
|
|
int
|
|
get_https_by_default(void)
|
|
{
|
|
return get_opt_bool("connection.ssl.https_by_default", NULL);
|
|
}
|
|
|
|
const char *
|
|
get_default_protocol(void)
|
|
{
|
|
return get_opt_str("protocol.default_protocol", NULL);
|
|
}
|