1 files changed, 114 insertions, 0 deletions
diff --git a/examples/dte/options.h b/examples/dte/options.h
new file mode 100644
index 0000000..1d0a129
--- /dev/null
+++ b/examples/dte/options.h
@@ -0,0 +1,114 @@
+#ifndef OPTIONS_H
+#define OPTIONS_H
+
+#include <stdbool.h>
+#include <stddef.h>
+#include "regexp.h"
+#include "util/macros.h"
+#include "util/ptr-array.h"
+#include "util/string.h"
+
+enum {
+    INDENT_WIDTH_MAX = 8,
+    TAB_WIDTH_MAX = 8,
+    TEXT_WIDTH_MAX = 1000,
+};
+
+// Note: this must be kept in sync with ws_error_values[]
+typedef enum {
+    WSE_SPACE_INDENT = 1 << 0, // Spaces in indent (except WSE_SPACE_ALIGN)
+    WSE_SPACE_ALIGN = 1 << 1, // Less than tab-width spaces at end of indent
+    WSE_TAB_INDENT = 1 << 2, // Tab in indent
+    WSE_TAB_AFTER_INDENT = 1 << 3, // Tab anywhere but indent
+    WSE_SPECIAL = 1 << 4, // Special whitespace characters
+    WSE_AUTO_INDENT = 1 << 5, // expand-tab ? WSE_TAB_AFTER_INDENT | WSE_TAB_INDENT : WSE_SPACE_INDENT
+    WSE_TRAILING = 1 << 6, // Trailing whitespace
+    WSE_ALL_TRAILING = 1 << 7, // Like WSE_TRAILING, but including around cursor
+} WhitespaceErrorFlags;
+
+// Note: this must be kept in sync with save_unmodified_enum[]
+typedef enum {
+    SAVE_NONE,
+    SAVE_TOUCH,
+    SAVE_FULL,
+} SaveUnmodifiedType;
+
+#define COMMON_OPTIONS \
+    unsigned int detect_indent; \
+    unsigned int indent_width; \
+    unsigned int save_unmodified; \
+    unsigned int tab_width; \
+    unsigned int text_width; \
+    unsigned int ws_error; \
+    bool auto_indent; \
+    bool editorconfig; \
+    bool emulate_tab; \
+    bool expand_tab; \
+    bool file_history; \
+    bool fsync; \
+    bool overwrite; \
+    bool syntax
+
+typedef struct {
+    COMMON_OPTIONS;
+} CommonOptions;
+
+// Note: all members should be initialized in buffer_new()
+typedef struct {
+    COMMON_OPTIONS;
+    // Only local
+    bool brace_indent;
+    const char *filetype;
+    const InternedRegexp *indent_regex;
+} LocalOptions;
+
+typedef struct {
+    COMMON_OPTIONS;
+    // Only global
+    bool display_special;
+    bool lock_files;
+    bool optimize_true_color;
+    bool select_cursor_char;
+    bool set_window_title;
+    bool show_line_numbers;
+    bool tab_bar;
+    bool utf8_bom; // Default value for new files
+    unsigned int esc_timeout;
+    unsigned int filesize_limit;
+    unsigned int scroll_margin;
+    unsigned int crlf_newlines; // Default value for new files
+    unsigned int case_sensitive_search; // SearchCaseSensitivity
+    const char *statusline_left;
+    const char *statusline_right;
+} GlobalOptions;
+
+#undef COMMON_OPTIONS
+
+static inline bool use_spaces_for_indent(const LocalOptions *opt)
+{
+    return opt->expand_tab || opt->indent_width != opt->tab_width;
+}
+
+struct EditorState;
+
+bool set_option(struct EditorState *e, const char *name, const char *value, bool local, bool global);
+bool set_bool_option(struct EditorState *e, const char *name, bool local, bool global);
+bool toggle_option(struct EditorState *e, const char *name, bool global, bool verbose);
+bool toggle_option_values(struct EditorState *e, const char *name, bool global, bool verbose, char **values, size_t count);
+bool validate_local_options(char **strs);
+void collect_options(PointerArray *a, const char *prefix, bool local, bool global);
+void collect_auto_options(PointerArray *a, const char *prefix);
+void collect_toggleable_options(PointerArray *a, const char *prefix, bool global);
+void collect_option_values(struct EditorState *e, PointerArray *a, const char *option, const char *prefix);
+String dump_options(GlobalOptions *gopts, LocalOptions *lopts);
+const char *get_option_value_string(struct EditorState *e, const char *name);
+
+#if DEBUG >= 1
+    void sanity_check_global_options(const GlobalOptions *opts);
+    void sanity_check_local_options(const LocalOptions *lopts);
+#else
+    static inline void sanity_check_global_options(const GlobalOptions* UNUSED_ARG(gopts)) {}
+    static inline void sanity_check_local_options(const LocalOptions* UNUSED_ARG(lopts)) {}
+#endif
+
+#endif