Initial working version using globbing.

Makefile

@@ -81,7 +81,6 @@ uninstall:
 	fi; \
 	[ ! "$$prefix" ] && prefix="/usr/local"; \
 	[ ! "$$sysconfdir" ] && sysconfdir=/etc; \
-	[ ! "$$XDG_CONFIG_HOME" ] && XDG_CONFIG_HOME=~/.config; \
 	echo "Deleting..."; \
 	rm -rvf "$$prefix/bin/$(NAME)" "$$prefix/share/man/man1/$(NAME).1" "$$sysconfdir/xdg/bb"; \
 	printf "\033[1mIf you created any config files in ~/.config/bb, you may want to delete them manually.\033[0m"

bb.c

@@ -460,27 +460,21 @@ int populate_files(bb_t *bb, const char *path)
             bb->files[bb->nfiles++] = e;
         }
     } else {
-        DIR *dir = opendir(bb->path);
+        glob_t globbuf = {0};
-        if (!dir)
+        char *pat, *tmpglob = memcheck(strdup(bb->globpats));
-            err("Couldn't open dir: %s", bb->path);
+        while ((pat = strsep(&tmpglob, " ")) != NULL)
-
+            glob(pat, GLOB_NOSORT|GLOB_APPEND, NULL, &globbuf);
-        for (struct dirent *dp; (dp = readdir(dir)) != NULL; ) {
+        free(tmpglob);
-            if (dp->d_name[0] == '.') {
+        for (size_t i = 0; i < globbuf.gl_pathc; i++) {
-                if (dp->d_name[1] == '.' && dp->d_name[2] == '\0') {
-                    if (!bb->show_dotdot || strcmp(bb->path, "/") == 0) continue;
-                } else if (dp->d_name[1] == '\0') {
-                    if (!bb->show_dot) continue;
-                } else if (!bb->show_dotfiles) continue;
-            }
             if ((size_t)bb->nfiles + 1 > space)
                 bb->files = memcheck(realloc(bb->files, (space += 100)*sizeof(void*)));
             // Don't normalize path so we can get "." and ".."
-            entry_t *entry = load_entry(bb, dp->d_name);
+            entry_t *entry = load_entry(bb, globbuf.gl_pathv[i]);
-            if (!entry) err("Failed to load entry: '%s'", dp->d_name);
+            if (!entry) err("Failed to load entry: '%s'", globbuf.gl_pathv[i]);
             entry->index = bb->nfiles;
             bb->files[bb->nfiles++] = entry;
         }
-        closedir(dir);
+        globfree(&globbuf);
     }
 
     for (int i = 0; i < bb->nfiles; i++) {
@@ -551,10 +545,10 @@ void run_bbcmd(bb_t *bb, const char *cmd)
     if (value) ++value;
 #define set_bool(target) do { if (!value) { target = !target; } else { target = value[0] == '1'; } } while (0)
     if (matches_cmd(cmd, ".")) { // +.
-        set_bool(bb->show_dot);
+        set_globs(bb, ". *");
         populate_files(bb, bb->path);
     } else if (matches_cmd(cmd, "..")) { // +..
-        set_bool(bb->show_dotdot);
+        set_globs(bb, ".. *");
         populate_files(bb, bb->path);
     } else if (matches_cmd(cmd, "bind:")) { // +bind:<keys>:<script>
         char *value_copy = memcheck(strdup(value));
@@ -619,8 +613,12 @@ void run_bbcmd(bb_t *bb, const char *cmd)
         while (bb->selected)
             set_selected(bb, bb->selected, 0);
     } else if (matches_cmd(cmd, "dotfiles:") || matches_cmd(cmd, "dotfiles")) { // +dotfiles:
-        set_bool(bb->show_dotfiles);
+        int dotfiles = strstr(bb->globpats, ".*") != NULL;
-        setenv("BBDOTFILES", bb->show_dotfiles ? "1" : "", 1);
+        set_bool(dotfiles);
+        if (dotfiles)
+            set_globs(bb, ".* *");
+        else
+            set_globs(bb, "*");
         populate_files(bb, bb->path);
     } else if (matches_cmd(cmd, "fg:") || matches_cmd(cmd, "fg")) { // +fg:
         int nprocs = 0;
@@ -643,6 +641,9 @@ void run_bbcmd(bb_t *bb, const char *cmd)
         init_term();
         set_title(bb);
         dirty = 1;
+    } else if (matches_cmd(cmd, "glob:")) { // +glob:
+        set_globs(bb, value[0] ? value : "*");
+        populate_files(bb, bb->path);
     } else if (matches_cmd(cmd, "goto:")) { // +goto:
         entry_t *e = load_entry(bb, value);
         if (!e) {
@@ -765,6 +766,7 @@ void render(bb_t *bb)
         } else {
             fputs_escaped(tty_out, bb->path, color);
         }
+        fprintf(tty_out, "\033[0;2m[%s]", bb->globpats);
         fputs(" \033[K\033[0m", tty_out);
 
         static const char *help = "Press '?' to see key bindings ";
@@ -862,17 +864,17 @@ void render(bb_t *bb)
                 }
 
                 case COL_MTIME:
-                    strftime(buf, sizeof(buf), " %I:%M%p %b %e %Y ", localtime(&(entry->info.st_mtime)));
+                    strftime(buf, sizeof(buf), BB_TIME_FMT, localtime(&(entry->info.st_mtime)));
                     fputs(buf, tty_out);
                     break;
 
                 case COL_CTIME:
-                    strftime(buf, sizeof(buf), " %I:%M%p %b %e %Y ", localtime(&(entry->info.st_ctime)));
+                    strftime(buf, sizeof(buf), BB_TIME_FMT, localtime(&(entry->info.st_ctime)));
                     fputs(buf, tty_out);
                     break;
 
                 case COL_ATIME:
-                    strftime(buf, sizeof(buf), " %I:%M%p %b %e %Y ", localtime(&(entry->info.st_atime)));
+                    strftime(buf, sizeof(buf), BB_TIME_FMT, localtime(&(entry->info.st_atime)));
                     fputs(buf, tty_out);
                     break;
 
@@ -1069,6 +1071,17 @@ void set_scroll(bb_t *bb, int newscroll)
     if (bb->cursor < 0) bb->cursor = 0;
 }
 
+
+/*
+ * Set the glob pattern(s) used by bb. Patterns are ' ' delimited
+ */
+void set_globs(bb_t *bb, const char *globs)
+{
+    free(bb->globpats);
+    bb->globpats = memcheck(strdup(globs));
+    setenv("BBGLOBS", bb->globpats, 1);
+}
+
 /*
  * Select or deselect a file.
  */
@@ -1321,8 +1334,9 @@ int main(int argc, char *argv[])
 
     bb_t bb = {
         .columns = "*smpn",
-        .sort = "+n"
+        .sort = "+n",
     };
+    set_globs(&bb, "*");
     init_term();
     bb_browse(&bb, full_initial_path);
     fputs(T_LEAVE_BBMODE, tty_out);
@@ -1335,6 +1349,18 @@ int main(int argc, char *argv[])
         }
         fflush(stdout);
     }
+
+    {
+        char path[PATH_MAX + strlen("/bb/state.sh")];
+        sprintf(path, "%s/bb/state.sh", xdg_data_home);
+        FILE *f = fopen(path, "w");
+        fprintf(f, "bbcmd glob:'%s'\n", bb.globpats);
+        fprintf(f, "bbcmd sort:'%s'\n", bb.sort);
+        fprintf(f, "bbcmd columns:'%s'\n", bb.columns);
+        if (bb.interleave_dirs) fprintf(f, "bbcmd interleave\n");
+        fclose(f);
+    }
+
     if (print_dir)
         printf("%s\n", bb.path);
 
@@ -1342,6 +1368,7 @@ int main(int argc, char *argv[])
     populate_files(&bb, NULL);
     while (bb.selected)
         set_selected(&bb, bb.selected, 0);
+    free(bb.globpats);
     return 0;
 }
 

bb.h

@@ -7,6 +7,7 @@
  */
 #include <dirent.h>
 #include <fcntl.h>
+#include <glob.h>
 #include <limits.h>
 #include <signal.h>
 #include <stdio.h>
@@ -25,12 +26,13 @@
 #include "bterm.h"
 
 // Macros:
-#define BB_VERSION "0.21.2"
+#define BB_VERSION "0.22.0"
 
 #ifndef PATH_MAX
 #define PATH_MAX 4096
 #endif
 
+#define BB_TIME_FMT " %I:%M%p %D "
 #define MAX_COLS 12
 #define MAX_SORT (2*MAX_COLS)
 #define HASH_SIZE 1024
@@ -142,11 +144,9 @@ typedef struct bb_s {
     int nfiles, nselected;
     int scroll, cursor;
 
+    char *globpats;
     char sort[MAX_SORT+1];
     char columns[MAX_COLS+1];
-    unsigned int show_dotdot : 1;
-    unsigned int show_dot : 1;
-    unsigned int show_dotfiles : 1;
     unsigned int interleave_dirs : 1;
     unsigned int should_quit : 1;
 } bb_t;
@@ -182,9 +182,9 @@ static binding_t bindings[MAX_BINDINGS];
 // Column widths and titles:
 static const column_t columns[] = {
     ['*'] = {2,  "*"},
-    ['a'] = {21, "      Accessed"},
+    ['a'] = {18, "      Accessed"},
-    ['c'] = {21, "      Created"},
+    ['c'] = {18, "      Created"},
-    ['m'] = {21, "      Modified"},
+    ['m'] = {18, "      Modified"},
     ['n'] = {40, "Name"},
     ['p'] = {5,  "Permissions"},
     ['r'] = {2,  "Random"},
@@ -217,6 +217,7 @@ static void render(bb_t *bb);
 static void restore_term(const struct termios *term);
 static int run_script(bb_t *bb, const char *cmd);
 static void set_cursor(bb_t *bb, int i);
+static void set_globs(bb_t *bb, const char *globs);
 static void set_selected(bb_t *bb, entry_t *e, int selected);
 static void set_scroll(bb_t *bb, int i);
 static void set_sort(bb_t *bb, const char *sort);
@@ -330,8 +331,6 @@ PICK ";\n"
 ;
 
 static const char *runstartup = 
-"[ ! \"$XDG_CONFIG_HOME\" ] && XDG_CONFIG_HOME=~/.config;\n"
-"[ ! \"$sysconfdir\" ] && sysconfdir=/etc;\n"
 "for path in \"$XDG_CONFIG_HOME/bb\" \"$sysconfdir/xdg/bb\" .; do\n"
 "    if [ -e \"$path/bbstartup.sh\" ]; then\n"
 "        . \"$path/bbstartup.sh\";\n"

bbstartup.sh

@@ -4,11 +4,14 @@
 
 # Load key bindings
 # first check ~/.config/bb/bindings.bb, then /etc/xdg/bb/bindings.bb, then ./bindings.bb
+[ ! -d "$XDG_DATA_HOME/bb" ] && mkdir -p "$XDG_DATA_HOME/bb"
 if [ ! -e "$XDG_CONFIG_HOME/bb/bindings.bb" ] && [ ! -e "$sysconfdir/xdg/bb/bindings.bb" ]; then
-    cat "./bindings.bb" 2>/dev/null | sed -e '/^#/d' -e "s/^\([^ ]\)/$(printf '\034')bind:\\1/" | tr '\034' '\0' >> "$BBCMD"
+    cat "./bindings.bb" 2>/dev/null | awk '/^#/ {next} /^[^ ]/ {printf "\0bind:"} {print $0} END {printf "\0"}' >> "$BBCMD"
 else
     for path in "$sysconfdir/xdg/bb" "$XDG_CONFIG_HOME/bb"; do
         cat "$path/bindings.bb" 2>/dev/null
-    done | sed -e '/^#/d' -e "s/^\([^ ]\)/$(printf '\034')bind:\\1/" | tr '\034' '\0' >> "$BBCMD"
+    done | awk '/^#/ {next} /^[^ ]/ {printf "\0bind:"} {print $0} END {printf "\0"}' >> "$BBCMD"
+fi
+if [ -e "$XDG_DATA_HOME/bb/state.sh" ]; then
+    . "$XDG_DATA_HOME/bb/state.sh"
 fi
-printf '\0' >> "$BBCMD"

bindings.bb

@@ -23,14 +23,14 @@ l,Right: # Enter directory
     if [ -d "$BBCURSOR" ]; then bbcmd cd:"$BBCURSOR"; fi
 Ctrl-f: # Search for file
     file="$(
-        if [ $BBDOTFILES ]; then find -mindepth 1 -printf '%P\0';
+        find $BBGLOBS -mindepth 1 -printf '%P\0' | pick "Find: "
-        else find -mindepth 1 ! -path '*/.*' -printf '%P\0';
-        fi | pick "Find: "
     )" && bbcmd goto:"$file"
 /: # Pick a file
-    file="$(find -mindepth 1 -maxdepth 1 -printf '%P\0' | pick "Pick: ")" || exit
+    file="$(printf "%s\0" $BBGLOBS | pick "Pick: ")" || exit
-    expr "$file" : "\..*" >/dev/null && ! [ "$BBDOTFILES" ] && bbcmd dotfiles
     bbcmd goto:"$file"
+*: # Set the glob
+    ask BBGLOBS "Show files matching: "
+    bbcmd glob:"$BBGLOBS"
 Ctrl-g: # Go to directory
     ask goto "Go to directory: " && bbcmd cd:"$goto"
 m: # Mark this directory