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-rw-r--r--debian/patches/bash52-012.diff277
1 files changed, 277 insertions, 0 deletions
diff --git a/debian/patches/bash52-012.diff b/debian/patches/bash52-012.diff
new file mode 100644
index 0000000..2a2976e
--- /dev/null
+++ b/debian/patches/bash52-012.diff
@@ -0,0 +1,277 @@
+ BASH PATCH REPORT
+ =================
+
+Bash-Release: 5.2
+Patch-ID: bash52-012
+
+Bug-Reported-by: Kerin Millar <kfm@plushkava.net>
+Bug-Reference-ID: <20221002095107.89561bc811e549b55644df11@plushkava.net>
+Bug-Reference-URL: https://lists.gnu.org/archive/html/bug-bash/2022-10/msg00001.html
+
+Bug-Description:
+
+When running in bash compatibility mode, nested command substitutions can
+leave the `extglob' option enabled.
+
+--- a/builtins/common.h
++++ b/builtins/common.h
+@@ -257,6 +257,10 @@ extern int print_shift_error;
+ extern int expand_once_flag;
+ #endif
+
++#if defined (EXTENDED_GLOB)
++extern int extglob_flag;
++#endif
++
+ extern int expaliases_flag;
+
+ /* variables from source.def */
+--- a/builtins/shopt.def
++++ b/builtins/shopt.def
+@@ -149,6 +149,11 @@ static int shopt_set_complete_direxpand
+ static int set_assoc_expand PARAMS((char *, int));
+ #endif
+
++#if defined (EXTENDED_GLOB)
++int extglob_flag = EXTGLOB_DEFAULT;
++static int shopt_set_extglob PARAMS((char *, int));
++#endif
++
+ int expaliases_flag = 0;
+ static int shopt_set_expaliases PARAMS((char *, int));
+
+@@ -206,7 +211,7 @@ static struct {
+ { "extdebug", &debugging_mode, shopt_set_debug_mode },
+ #endif
+ #if defined (EXTENDED_GLOB)
+- { "extglob", &extended_glob, (shopt_set_func_t *)NULL },
++ { "extglob", &extglob_flag, shopt_set_extglob },
+ #endif
+ { "extquote", &extended_quote, (shopt_set_func_t *)NULL },
+ { "failglob", &fail_glob_expansion, (shopt_set_func_t *)NULL },
+@@ -377,7 +382,7 @@ reset_shopt_options ()
+ #endif
+
+ #if defined (EXTENDED_GLOB)
+- extended_glob = EXTGLOB_DEFAULT;
++ extended_glob = extglob_flag = EXTGLOB_DEFAULT;
+ #endif
+
+ #if defined (ARRAY_VARS)
+@@ -643,6 +648,17 @@ shopt_set_expaliases (option_name, mode)
+ return 0;
+ }
+
++#if defined (EXTENDED_GLOB)
++static int
++shopt_set_extglob (option_name, mode)
++ char *option_name;
++ int mode;
++{
++ extended_glob = extglob_flag;
++ return 0;
++}
++#endif
++
+ #if defined (READLINE)
+ static int
+ shopt_enable_hostname_completion (option_name, mode)
+--- a/execute_cmd.c
++++ b/execute_cmd.c
+@@ -3990,13 +3990,11 @@ execute_cond_node (cond)
+ else
+ #endif /* COND_REGEXP */
+ {
+- int oe;
+- oe = extended_glob;
+ extended_glob = 1;
+ result = binary_test (cond->op->word, arg1, arg2, TEST_PATMATCH|TEST_ARITHEXP|TEST_LOCALE)
+ ? EXECUTION_SUCCESS
+ : EXECUTION_FAILURE;
+- extended_glob = oe;
++ extended_glob = extglob_flag;
+ }
+ if (arg1 != nullstr)
+ free (arg1);
+--- a/parse.y
++++ b/parse.y
+@@ -125,7 +125,7 @@ do { \
+ } while (0)
+
+ #if defined (EXTENDED_GLOB)
+-extern int extended_glob;
++extern int extended_glob, extglob_flag;
+ #endif
+
+ #if defined (TRANSLATABLE_STRINGS)
+@@ -3304,7 +3304,7 @@ reset_parser ()
+ #if defined (EXTENDED_GLOB)
+ /* Reset to global value of extended glob */
+ if (parser_state & (PST_EXTPAT|PST_CMDSUBST))
+- extended_glob = global_extglob;
++ extended_glob = extglob_flag;
+ #endif
+ if (parser_state & (PST_CMDSUBST|PST_STRING))
+ expand_aliases = expaliases_flag;
+@@ -4124,10 +4124,10 @@ parse_comsub (qc, open, close, lenp, fla
+ expand_aliases = posixly_correct != 0;
+ #if defined (EXTENDED_GLOB)
+ /* If (parser_state & PST_EXTPAT), we're parsing an extended pattern for a
+- conditional command and have already set global_extglob appropriately. */
++ conditional command and have already set extended_glob appropriately. */
+ if (shell_compatibility_level <= 51 && was_extpat == 0)
+ {
+- local_extglob = global_extglob = extended_glob;
++ local_extglob = extended_glob;
+ extended_glob = 1;
+ }
+ #endif
+@@ -4235,7 +4235,7 @@ xparse_dolparen (base, string, indp, fla
+ {
+ sh_parser_state_t ps;
+ sh_input_line_state_t ls;
+- int orig_ind, nc, sflags, start_lineno;
++ int orig_ind, nc, sflags, start_lineno, local_extglob;
+ char *ret, *ep, *ostring;
+
+ /*debug_parser(1);*/
+@@ -4278,7 +4278,7 @@ xparse_dolparen (base, string, indp, fla
+ old value will be restored by restore_parser_state(). */
+ expand_aliases = 0;
+ #if defined (EXTENDED_GLOB)
+- global_extglob = extended_glob; /* for reset_parser() */
++ local_extglob = extended_glob;
+ #endif
+
+ token_to_read = DOLPAREN; /* let's trick the parser */
+@@ -4296,6 +4296,9 @@ xparse_dolparen (base, string, indp, fla
+ restore_input_line_state (&ls);
+ restore_parser_state (&ps);
+
++#if defined (EXTENDED_GLOB)
++ extended_glob = local_extglob;
++#endif
+ token_to_read = 0;
+
+ /* If parse_string returns < 0, we need to jump to top level with the
+@@ -4731,12 +4734,16 @@ cond_term ()
+ }
+
+ /* rhs */
++#if defined (EXTENDED_GLOB)
+ local_extglob = extended_glob;
+ if (parser_state & PST_EXTPAT)
+ extended_glob = 1;
++#endif
+ tok = read_token (READ);
++#if defined (EXTENDED_GLOB)
+ if (parser_state & PST_EXTPAT)
+ extended_glob = local_extglob;
++#endif
+ parser_state &= ~(PST_REGEXP|PST_EXTPAT);
+
+ if (tok == WORD)
+@@ -4783,7 +4790,6 @@ parse_cond_command ()
+ {
+ COND_COM *cexp;
+
+- global_extglob = extended_glob;
+ cexp = cond_expr ();
+ return (make_cond_command (cexp));
+ }
+--- a/patchlevel.h
++++ b/patchlevel.h
+@@ -25,6 +25,6 @@
+ regexp `^#define[ ]*PATCHLEVEL', since that's what support/mkversion.sh
+ looks for to find the patch level (for the sccs version string). */
+
+-#define PATCHLEVEL 11
++#define PATCHLEVEL 12
+
+ #endif /* _PATCHLEVEL_H_ */
+--- a/y.tab.c
++++ b/y.tab.c
+@@ -175,7 +175,7 @@ do { \
+ } while (0)
+
+ #if defined (EXTENDED_GLOB)
+-extern int extended_glob;
++extern int extended_glob, extglob_flag;
+ #endif
+
+ #if defined (TRANSLATABLE_STRINGS)
+@@ -5615,7 +5615,7 @@ reset_parser ()
+ #if defined (EXTENDED_GLOB)
+ /* Reset to global value of extended glob */
+ if (parser_state & (PST_EXTPAT|PST_CMDSUBST))
+- extended_glob = global_extglob;
++ extended_glob = extglob_flag;
+ #endif
+ if (parser_state & (PST_CMDSUBST|PST_STRING))
+ expand_aliases = expaliases_flag;
+@@ -6435,10 +6435,10 @@ parse_comsub (qc, open, close, lenp, fla
+ expand_aliases = posixly_correct != 0;
+ #if defined (EXTENDED_GLOB)
+ /* If (parser_state & PST_EXTPAT), we're parsing an extended pattern for a
+- conditional command and have already set global_extglob appropriately. */
++ conditional command and have already set extended_glob appropriately. */
+ if (shell_compatibility_level <= 51 && was_extpat == 0)
+ {
+- local_extglob = global_extglob = extended_glob;
++ local_extglob = extended_glob;
+ extended_glob = 1;
+ }
+ #endif
+@@ -6546,7 +6546,7 @@ xparse_dolparen (base, string, indp, fla
+ {
+ sh_parser_state_t ps;
+ sh_input_line_state_t ls;
+- int orig_ind, nc, sflags, start_lineno;
++ int orig_ind, nc, sflags, start_lineno, local_extglob;
+ char *ret, *ep, *ostring;
+
+ /*debug_parser(1);*/
+@@ -6589,7 +6589,7 @@ xparse_dolparen (base, string, indp, fla
+ old value will be restored by restore_parser_state(). */
+ expand_aliases = 0;
+ #if defined (EXTENDED_GLOB)
+- global_extglob = extended_glob; /* for reset_parser() */
++ local_extglob = extended_glob;
+ #endif
+
+ token_to_read = DOLPAREN; /* let's trick the parser */
+@@ -6607,6 +6607,9 @@ xparse_dolparen (base, string, indp, fla
+ restore_input_line_state (&ls);
+ restore_parser_state (&ps);
+
++#if defined (EXTENDED_GLOB)
++ extended_glob = local_extglob;
++#endif
+ token_to_read = 0;
+
+ /* If parse_string returns < 0, we need to jump to top level with the
+@@ -7042,12 +7045,16 @@ cond_term ()
+ }
+
+ /* rhs */
++#if defined (EXTENDED_GLOB)
+ local_extglob = extended_glob;
+ if (parser_state & PST_EXTPAT)
+ extended_glob = 1;
++#endif
+ tok = read_token (READ);
++#if defined (EXTENDED_GLOB)
+ if (parser_state & PST_EXTPAT)
+ extended_glob = local_extglob;
++#endif
+ parser_state &= ~(PST_REGEXP|PST_EXTPAT);
+
+ if (tok == WORD)
+@@ -7094,7 +7101,6 @@ parse_cond_command ()
+ {
+ COND_COM *cexp;
+
+- global_extglob = extended_glob;
+ cexp = cond_expr ();
+ return (make_cond_command (cexp));
+ }
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