diff options
| -rw-r--r-- | shell/hush.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/shell/hush.c b/shell/hush.c index 0c57803f1..94ab45053 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -4913,6 +4913,9 @@ static int encode_string(o_string *as_string, ch, ch, !!(dest->o_expflags & EXP_FLAG_ESC_GLOB_CHARS)); if (process_bkslash && ch == '\\') { if (next == EOF) { +// TODO: what if in interactive shell a file with +// echo "unterminated string\<eof> +// is sourced? syntax_error("\\<eof>"); xfunc_die(); } @@ -5051,12 +5054,14 @@ static struct pipe *parse_stream(char **pstring, next = '\0'; if (ch != '\n') { - next = i_peek(input); - /* Can't use i_peek_and_eat_bkslash_nl(input) here: + /* Do not break this case: * echo '\ * ' - * will break. + * and + * echo z\\ */ + next = (ch == '\'' || ch == '\\') ? i_peek(input) : i_peek_and_eat_bkslash_nl(input); +/// } is_special = "{}<>;&|()#'" /* special outside of "str" */ @@ -5260,8 +5265,6 @@ static struct pipe *parse_stream(char **pstring, goto parse_error; } redir_style = REDIRECT_OVERWRITE; - if (next == '\\') - next = i_peek_and_eat_bkslash_nl(input); if (next == '>') { redir_style = REDIRECT_APPEND; ch = i_getch(input); @@ -5282,8 +5285,6 @@ static struct pipe *parse_stream(char **pstring, goto parse_error; } redir_style = REDIRECT_INPUT; - if (next == '\\') - next = i_peek_and_eat_bkslash_nl(input); if (next == '<') { redir_style = REDIRECT_HEREDOC; heredoc_cnt++; @@ -5327,6 +5328,7 @@ static struct pipe *parse_stream(char **pstring, continue; /* back to top of while (1) */ } break; +#if 0 /* looks like we never reach this code */ case '\\': if (next == '\n') { /* It's "\<newline>" */ @@ -5338,6 +5340,7 @@ static struct pipe *parse_stream(char **pstring, continue; /* back to top of while (1) */ } break; +#endif } if (ctx.is_assignment == MAYBE_ASSIGNMENT @@ -5364,6 +5367,7 @@ static struct pipe *parse_stream(char **pstring, break; case '\\': if (next == EOF) { +//TODO: in ". FILE" containing "cmd\" (no newline) bash ignores last "\" syntax_error("\\<eof>"); xfunc_die(); } @@ -5473,8 +5477,6 @@ static struct pipe *parse_stream(char **pstring, if (done_word(&ctx)) { goto parse_error; } - if (next == '\\') - next = i_peek_and_eat_bkslash_nl(input); if (next == '&') { ch = i_getch(input); nommu_addchr(&ctx.as_string, ch); @@ -5491,8 +5493,6 @@ static struct pipe *parse_stream(char **pstring, if (ctx.ctx_res_w == RES_MATCH) break; /* we are in case's "word | word)" */ #endif - if (next == '\\') - next = i_peek_and_eat_bkslash_nl(input); if (next == '|') { /* || */ ch = i_getch(input); nommu_addchr(&ctx.as_string, ch); |