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| author | Denys Vlasenko | 2018-12-08 23:36:28 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2018-12-08 23:36:28 +0100 |
| commit | ebc41c9d9439feda167e12b27e83f7941246d76c (patch) | |
| tree | 6c6163a4e06949cf50721b90f4783d63418cf087 | |
| parent | 5f1b90b91af1076e6ba63afa7e4d7a3dbf841ce2 (diff) | |
| download | busybox-ebc41c9d9439feda167e12b27e83f7941246d76c.zip busybox-ebc41c9d9439feda167e12b27e83f7941246d76c.tar.gz | |
bc: remove redundant error checks in bc_parse_print()
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | miscutils/bc.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/miscutils/bc.c b/miscutils/bc.c index 4fb6e77..aeb06a9 100644 --- a/miscutils/bc.c +++ b/miscutils/bc.c @@ -4097,7 +4097,7 @@ static BcStatus bc_parse_print(BcParse *p) { BcStatus s; BcLexType type; - bool comma = false; + bool comma; s = bc_lex_next(&p->l); if (s) return s; @@ -4107,24 +4107,26 @@ static BcStatus bc_parse_print(BcParse *p) if (type == BC_LEX_SCOLON || type == BC_LEX_NLINE) return bc_error("bad print statement"); - while (!s && type != BC_LEX_SCOLON && type != BC_LEX_NLINE) { + comma = false; + while (type != BC_LEX_SCOLON && type != BC_LEX_NLINE) { - if (type == BC_LEX_STR) + if (type == BC_LEX_STR) { s = bc_parse_string(p, BC_INST_PRINT_POP); - else { + if (s) return s; + } else { s = bc_parse_expr(p, 0, bc_parse_next_print); if (s) return s; bc_parse_push(p, BC_INST_PRINT_POP); } - if (s) return s; - comma = p->l.t.t == BC_LEX_COMMA; - if (comma) s = bc_lex_next(&p->l); + if (comma) { + s = bc_lex_next(&p->l); + if (s) return s; + } type = p->l.t.t; } - if (s) return s; if (comma) return bc_error_bad_token(); return bc_lex_next(&p->l); |