diff options
Diffstat (limited to 'shell/hush.c')
| -rw-r--r-- | shell/hush.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/shell/hush.c b/shell/hush.c index bb4fdc2..422fc63 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -344,8 +344,7 @@ typedef enum redir_type { REDIRFD_CLOSE = -3, REDIRFD_SYNTAX_ERR = -2, - REDIRFD_TO_FILE = -1, - /* otherwise, rd_fd is redirected to rd_dup */ + REDIRFD_TO_FILE = -1, /* otherwise, rd_fd if redirected to rd_dup */ HEREDOC_SKIPTABS = 1, HEREDOC_QUOTED = 2, @@ -3999,6 +3998,7 @@ static int done_word(o_string *word, struct parse_context *ctx) ctx->pending_redirect->rd_dup |= HEREDOC_QUOTED; } debug_printf_parse("word stored in rd_filename: '%s'\n", word->data); + ctx->pending_redirect = NULL; } else { /* If this word wasn't an assignment, next ones definitely * can't be assignments. Even if they look like ones. */ @@ -4076,19 +4076,19 @@ static int done_word(o_string *word, struct parse_context *ctx) debug_print_strings("word appended to argv", command->argv); } - o_reset(word); - ctx->pending_redirect = NULL; - #if ENABLE_HUSH_LOOPS - /* Force FOR to have just one word (variable name) */ - /* NB: basically, this makes hush see "for v in ..." syntax as if - * as it is "for v; in ...". FOR and IN become two pipe structs - * in parse tree. */ if (ctx->ctx_res_w == RES_FOR) { - if (!is_well_formed_var_name(command->argv[0], '\0')) { - syntax_error("malformed variable name in for"); + if (word->o_quoted + || !is_well_formed_var_name(command->argv[0], '\0') + ) { + /* bash says "not a valid identifier" */ + syntax_error("not a valid identifier in for"); return 1; } + /* Force FOR to have just one word (variable name) */ + /* NB: basically, this makes hush see "for v in ..." + * syntax as if it is "for v; in ...". FOR and IN become + * two pipe structs in parse tree. */ done_pipe(ctx, PIPE_SEQ); } #endif @@ -4098,6 +4098,9 @@ static int done_word(o_string *word, struct parse_context *ctx) done_pipe(ctx, PIPE_SEQ); } #endif + + o_reset(word); + debug_printf_parse("done_word return 0\n"); return 0; } @@ -6197,6 +6200,8 @@ static int builtin_read(char **argv) if (argv[1]) { name = argv[1]; + /* bash (3.2.33(1)) bug: "read 0abcd" will execute, + * and _after_ that_ it will complain */ if (!is_well_formed_var_name(name, '\0')) { /* Mimic bash message */ bb_error_msg("read: '%s': not a valid identifier", name); @@ -6204,6 +6209,8 @@ static int builtin_read(char **argv) } } +//TODO: bash unbackslashes input, splits words and puts them in argv[i] + string = xmalloc_reads(STDIN_FILENO, xasprintf("%s=", name), NULL); return set_local_var(string, 0, 0); } |