1 files changed, 41 insertions, 8 deletions

diff --git a/shell/ash.c b/shell/ash.c
index f0480f723..95bf81db3 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -196,13 +196,15 @@
 //config:       application.  This may be useful when running a shell script
 //config:       from a GUI application.
 //config:
-//config:config ASH_NOCASEGLOB
-//config:       bool "'nocaseglob' option"
+//config:config ASH_GLOB_OPTIONS
+//config:       bool "Globbing options"
 //config:       default y
 //config:       depends on (ASH || SH_IS_ASH || BASH_IS_ASH) && PLATFORM_MINGW32
 //config:       help
-//config:       Enable support for the 'nocaseglob' option, which allows
-//config:       case-insensitive filename globbing.
+//config:       Enable support for options to control globbing:
+//config:       - 'nocaseglob' allows case-insensitive filename globbing
+//config:       - 'nohiddenglob' allows hidden files to be omitted from globbing
+//config:       - 'nohidsysglob' allows hidden system files to be omitted
 //config:
 //config:endif # ash options
 
@@ -545,8 +547,10 @@ static const char *const optletters_optnames[] ALIGN_PTR = {
 #if ENABLE_ASH_NOCONSOLE
         ,"\0"  "noconsole"
 #endif
-#if ENABLE_ASH_NOCASEGLOB
+#if ENABLE_ASH_GLOB_OPTIONS
         ,"\0"  "nocaseglob"
+        ,"\0"  "nohiddenglob"
+        ,"\0"  "nohidsysglob"
 #endif
 };
 //bash 4.4.23 also has these opts (with these defaults):
@@ -673,8 +677,10 @@ struct globals_misc {
 # if ENABLE_ASH_NOCONSOLE
 #  define noconsole optlist[17 + BASH_PIPEFAIL + 2*(DEBUG != 0)]
 # endif
-# if ENABLE_ASH_NOCASEGLOB
+# if ENABLE_ASH_GLOB_OPTIONS
 #  define nocaseglob optlist[17 + BASH_PIPEFAIL + 2*(DEBUG != 0) + ENABLE_ASH_NOCONSOLE]
+#  define nohiddenglob optlist[18 + BASH_PIPEFAIL + 2*(DEBUG != 0) + ENABLE_ASH_NOCONSOLE]
+#  define nohidsysglob optlist[19 + BASH_PIPEFAIL + 2*(DEBUG != 0) + ENABLE_ASH_NOCONSOLE]
 # endif
 #endif
 
@@ -8678,6 +8684,26 @@ expandmeta(struct strlist *str /*, int flag*/)
 #else
 /* ENABLE_ASH_INTERNAL_GLOB: Homegrown globbing code. (dash also has both, uses homegrown one.) */
 
+#if ENABLE_ASH_GLOB_OPTIONS
+static int FAST_FUNC
+ash_accept_glob(const char *name)
+{
+        struct stat st;
+
+        if (nohiddenglob || nohidsysglob) {
+                if (!lstat(name, &st)) {
+                        if ((st.st_attr & FILE_ATTRIBUTE_HIDDEN)) {
+                                if (nohiddenglob ||
+                                                (st.st_attr & FILE_ATTRIBUTE_SYSTEM)) {
+                                        return FALSE;
+                                }
+                        }
+                }
+        }
+        return TRUE;
+}
+#endif
+
 /*
  * Do metacharacter (i.e. *, ?, [...]) expansion.
  */
@@ -8783,12 +8809,16 @@ expmeta(exp_t *exp, char *name, unsigned name_len, unsigned expdir_len)
         while (!pending_int && (dp = readdir(dirp)) != NULL) {
                 if (dp->d_name[0] == '.' && !matchdot)
                         continue;
-#if ENABLE_ASH_NOCASEGLOB
+#if ENABLE_ASH_GLOB_OPTIONS
 # undef pmatch
 # define pmatch(a, b) !fnmatch((a), (b), nocaseglob ? FNM_CASEFOLD : 0)
 #endif
                 if (pmatch(start, dp->d_name)) {
                         if (atend) {
+#if ENABLE_ASH_GLOB_OPTIONS
+                                if (!ash_accept_glob(dp->d_name))
+                                        continue;
+#endif
                                 strcpy(enddir, dp->d_name);
                                 addfname(expdir);
                         } else {
@@ -8816,7 +8846,7 @@ expmeta(exp_t *exp, char *name, unsigned name_len, unsigned expdir_len)
                 endname[-esc - 1] = esc ? '\\' : '/';
 #undef expdir
 #undef expdir_max
-#if ENABLE_ASH_NOCASEGLOB
+#if ENABLE_ASH_GLOB_OPTIONS
 # undef pmatch
 # define pmatch(a, b) !fnmatch((a), (b), 0)
 #endif
@@ -10865,6 +10895,9 @@ setinteractive(int on)
                         line_input_state = new_line_input_t(FOR_SHELL | WITH_PATH_LOOKUP);
 # if ENABLE_FEATURE_TAB_COMPLETION
                         line_input_state->get_exe_name = ash_command_name;
+#  if ENABLE_ASH_GLOB_OPTIONS
+                        line_input_state->sh_accept_glob = ash_accept_glob;
+#  endif
 # endif
 # if EDITING_HAS_sh_get_var
                         line_input_state->sh_get_var = lookupvar;