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awk: deindent a block, no code changes

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2021-06-29 03:47:46 +02:00
parent 216d3d8ad9
commit 686287b5da
1 changed files with 89 additions and 90 deletions
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179
editors/awk.c
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@ -1579,98 +1579,97 @@ static void chain_group(void)
chain_expr(OC_EXEC | Vx);
return;
}
{
/* TS_STATEMNT */
debug_printf_parse("%s: TS_STATEMNT(?)\n", __func__);
switch (t_info & OPCLSMASK) {
case ST_IF:
debug_printf_parse("%s: ST_IF\n", __func__);
n = chain_node(OC_BR | Vx);
n->l.n = parse_lrparen_list();
/* TS_STATEMNT */
debug_printf_parse("%s: TS_STATEMNT(?)\n", __func__);
switch (t_info & OPCLSMASK) {
case ST_IF:
debug_printf_parse("%s: ST_IF\n", __func__);
n = chain_node(OC_BR | Vx);
n->l.n = parse_lrparen_list();
chain_group();
n2 = chain_node(OC_EXEC);
n->r.n = seq->last;
if (next_token(TS_GRPSEQ | TC_GRPTERM | TC_ELSE) == TC_ELSE) {
chain_group();
n2 = chain_node(OC_EXEC);
n->r.n = seq->last;
if (next_token(TS_GRPSEQ | TC_GRPTERM | TC_ELSE) == TC_ELSE) {
chain_group();
n2->a.n = seq->last;
} else {
rollback_token();
}
break;
case ST_WHILE:
debug_printf_parse("%s: ST_WHILE\n", __func__);
n2 = parse_lrparen_list();
n = chain_loop(NULL);
n->l.n = n2;
break;
case ST_DO:
debug_printf_parse("%s: ST_DO\n", __func__);
n2 = chain_node(OC_EXEC);
n = chain_loop(NULL);
n2->a.n = n->a.n;
next_token(TC_WHILE);
n->l.n = parse_lrparen_list();
break;
case ST_FOR:
debug_printf_parse("%s: ST_FOR\n", __func__);
next_token(TC_LPAREN);
n2 = parse_expr(TC_SEMICOL | TC_RPAREN);
if (t_tclass & TC_RPAREN) { /* for-in */
if (!n2 || (n2->info & OPCLSMASK) != OC_IN)
syntax_error(EMSG_UNEXP_TOKEN);
n = chain_node(OC_WALKINIT | VV);
n->l.n = n2->l.n;
n->r.n = n2->r.n;
n = chain_loop(NULL);
n->info = OC_WALKNEXT | Vx;
n->l.n = n2->l.n;
} else { /* for (;;) */
n = chain_node(OC_EXEC | Vx);
n->l.n = n2;
n2 = parse_expr(TC_SEMICOL);
n3 = parse_expr(TC_RPAREN);
n = chain_loop(n3);
n->l.n = n2;
if (!n2)
n->info = OC_EXEC;
}
break;
case OC_PRINT:
case OC_PRINTF:
debug_printf_parse("%s: OC_PRINT[F]\n", __func__);
n = chain_node(t_info);
n->l.n = parse_expr(TS_OPTERM | TC_OUTRDR | TC_GRPTERM);
if (t_tclass & TC_OUTRDR) {
n->info |= t_info;
n->r.n = parse_expr(TS_OPTERM | TC_GRPTERM);
}
if (t_tclass & TC_GRPTERM)
rollback_token();
break;
case OC_BREAK:
debug_printf_parse("%s: OC_BREAK\n", __func__);
n = chain_node(OC_EXEC);
n->a.n = break_ptr;
chain_expr(t_info);
break;
case OC_CONTINUE:
debug_printf_parse("%s: OC_CONTINUE\n", __func__);
n = chain_node(OC_EXEC);
n->a.n = continue_ptr;
chain_expr(t_info);
break;
/* delete, next, nextfile, return, exit */
default:
debug_printf_parse("%s: default\n", __func__);
chain_expr(t_info);
n2->a.n = seq->last;
} else {
rollback_token();
}
break;
case ST_WHILE:
debug_printf_parse("%s: ST_WHILE\n", __func__);
n2 = parse_lrparen_list();
n = chain_loop(NULL);
n->l.n = n2;
break;
case ST_DO:
debug_printf_parse("%s: ST_DO\n", __func__);
n2 = chain_node(OC_EXEC);
n = chain_loop(NULL);
n2->a.n = n->a.n;
next_token(TC_WHILE);
n->l.n = parse_lrparen_list();
break;
case ST_FOR:
debug_printf_parse("%s: ST_FOR\n", __func__);
next_token(TC_LPAREN);
n2 = parse_expr(TC_SEMICOL | TC_RPAREN);
if (t_tclass & TC_RPAREN) { /* for-in */
if (!n2 || (n2->info & OPCLSMASK) != OC_IN)
syntax_error(EMSG_UNEXP_TOKEN);
n = chain_node(OC_WALKINIT | VV);
n->l.n = n2->l.n;
n->r.n = n2->r.n;
n = chain_loop(NULL);
n->info = OC_WALKNEXT | Vx;
n->l.n = n2->l.n;
} else { /* for (;;) */
n = chain_node(OC_EXEC | Vx);
n->l.n = n2;
n2 = parse_expr(TC_SEMICOL);
n3 = parse_expr(TC_RPAREN);
n = chain_loop(n3);
n->l.n = n2;
if (!n2)
n->info = OC_EXEC;
}
break;
case OC_PRINT:
case OC_PRINTF:
debug_printf_parse("%s: OC_PRINT[F]\n", __func__);
n = chain_node(t_info);
n->l.n = parse_expr(TS_OPTERM | TC_OUTRDR | TC_GRPTERM);
if (t_tclass & TC_OUTRDR) {
n->info |= t_info;
n->r.n = parse_expr(TS_OPTERM | TC_GRPTERM);
}
if (t_tclass & TC_GRPTERM)
rollback_token();
break;
case OC_BREAK:
debug_printf_parse("%s: OC_BREAK\n", __func__);
n = chain_node(OC_EXEC);
n->a.n = break_ptr;
chain_expr(t_info);
break;
case OC_CONTINUE:
debug_printf_parse("%s: OC_CONTINUE\n", __func__);
n = chain_node(OC_EXEC);
n->a.n = continue_ptr;
chain_expr(t_info);
break;
/* delete, next, nextfile, return, exit */
default:
debug_printf_parse("%s: default\n", __func__);
chain_expr(t_info);
}
}