Blame SOURCES/bash-4.2-env-inject.patch

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*** ../bash-4.3-patched/builtins/common.h	2013-07-08 16:54:47.000000000 -0400
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--- builtins/common.h	2014-09-12 14:25:47.000000000 -0400
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***************
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*** 34,37 ****
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--- 49,54 ----
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  #define SEVAL_PARSEONLY	0x020
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  #define SEVAL_NOLONGJMP 0x040
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+ #define SEVAL_FUNCDEF	0x080		/* only allow function definitions */
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+ #define SEVAL_ONECMD	0x100		/* only allow a single command */
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  /* Flags for describe_command, shared between type.def and command.def */
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*** ../bash-4.3-patched/builtins/evalstring.c	2014-02-11 09:42:10.000000000 -0500
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--- builtins/evalstring.c	2014-09-14 14:15:13.000000000 -0400
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***************
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*** 309,312 ****
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--- 313,324 ----
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  	      struct fd_bitmap *bitmap;
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+ 	      if ((flags & SEVAL_FUNCDEF) && command->type != cm_function_def)
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+ 		{
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+ 		  internal_warning ("%s: ignoring function definition attempt", from_file);
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+ 		  should_jump_to_top_level = 0;
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+ 		  last_result = last_command_exit_value = EX_BADUSAGE;
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+ 		  break;
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+ 		}
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+ 
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  	      bitmap = new_fd_bitmap (FD_BITMAP_SIZE);
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  	      begin_unwind_frame ("pe_dispose");
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***************
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*** 369,372 ****
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--- 381,387 ----
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  	      dispose_fd_bitmap (bitmap);
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  	      discard_unwind_frame ("pe_dispose");
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+ 
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+ 	      if (flags & SEVAL_ONECMD)
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+ 		break;
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  	    }
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  	}
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*** ../bash-4.3-patched/variables.c	2014-05-15 08:26:50.000000000 -0400
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--- variables.c	2014-09-14 14:23:35.000000000 -0400
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***************
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*** 359,368 ****
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  	  strcpy (temp_string + char_index + 1, string);
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! 	  parse_and_execute (temp_string, name, SEVAL_NONINT|SEVAL_NOHIST);
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! 
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! 	  /* Ancient backwards compatibility.  Old versions of bash exported
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! 	     functions like name()=() {...} */
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! 	  if (name[char_index - 1] == ')' && name[char_index - 2] == '(')
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! 	    name[char_index - 2] = '\0';
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  	  if (temp_var = find_function (name))
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--- 364,372 ----
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  	  strcpy (temp_string + char_index + 1, string);
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! 	  /* Don't import function names that are invalid identifiers from the
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! 	     environment, though we still allow them to be defined as shell
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! 	     variables. */
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! 	  if (legal_identifier (name))
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! 	    parse_and_execute (temp_string, name, SEVAL_NONINT|SEVAL_NOHIST|SEVAL_FUNCDEF|SEVAL_ONECMD);
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  	  if (temp_var = find_function (name))
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***************
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*** 362,369 ****
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  	  else
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  	    report_error (_("error importing function definition for `%s'"), name);
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- 
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- 	  /* ( */
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- 	  if (name[char_index - 1] == ')' && name[char_index - 2] == '\0')
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- 	    name[char_index - 2] = '(';		/* ) */
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  	}
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  #if defined (ARRAY_VARS)
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--- 360,363 ----