bc: unbreak "only bc" and "only dc" configs

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/miscutils/bc.c b/miscutils/bc.c
index 5938e54abfb9beab127677ccc027c4fb3fc269d5..1f0802a4d65a9fca1c6bd2518091b15e441a8b5f 100644 (file)
--- a/miscutils/bc.c
+++ b/miscutils/bc.c
@@ -1360,7 +1360,8 @@ static void bc_read_line(BcVec *vec)
                if (n <= 0) { // read errors or EOF, or ^D, or ^C
                        if (n == 0) // ^C
                                goto intr;
-                       break;
+                       bc_vec_pushZeroByte(vec);
+                       return;
                }
                i = 0;
                for (;;) {
@@ -2913,8 +2914,8 @@ static void bc_lex_file(BcLex *l)
        l->newline = false;
 }
 
-static BC_STATUS zbc_lex_token(BcLex *l);
-static BC_STATUS zdc_lex_token(BcLex *l);
+IF_BC(static BC_STATUS zbc_lex_token(BcLex *l);)
+IF_DC(static BC_STATUS zdc_lex_token(BcLex *l);)
 
 static BC_STATUS zcommon_lex_token(BcLex *l)
 {
@@ -3475,8 +3476,8 @@ static void bc_parse_number(BcParse *p, BcInst *prev, size_t *nexs)
        (*prev) = BC_INST_NUM;
 }
 
-static BC_STATUS zbc_parse_parse(BcParse *p);
-static BC_STATUS zdc_parse_parse(BcParse *p);
+IF_BC(static BC_STATUS zbc_parse_parse(BcParse *p);)
+IF_DC(static BC_STATUS zdc_parse_parse(BcParse *p);)
 
 static BC_STATUS zcommon_parse(BcParse *p)
 {