diff options
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 18 |
1 files changed, 14 insertions, 4 deletions
@@ -669,7 +669,7 @@ rb_io_wait_writable(int f) # define NEED_NEWLINE_DECORATOR_ON_WRITE(fptr) 0 #endif #define NEED_READCONV(fptr) (fptr->encs.enc2 != NULL || NEED_NEWLINE_DECORATOR_ON_READ(fptr)) -#define NEED_WRITECONV(fptr) (fptr->encs.enc != NULL || NEED_NEWLINE_DECORATOR_ON_WRITE(fptr) || (fptr->encs.ecflags & (ECONV_DECORATOR_MASK|ECONV_STATEFUL_DECORATOR_MASK))) +#define NEED_WRITECONV(fptr) ((fptr->encs.enc != NULL && fptr->encs.enc != rb_ascii8bit_encoding()) || NEED_NEWLINE_DECORATOR_ON_WRITE(fptr) || (fptr->encs.ecflags & (ECONV_DECORATOR_MASK|ECONV_STATEFUL_DECORATOR_MASK))) static void make_writeconv(rb_io_t *fptr) @@ -689,7 +689,7 @@ make_writeconv(rb_io_t *fptr) ecflags |= TEXTMODE_NEWLINE_DECORATOR_ON_WRITE; #endif - if (!fptr->encs.enc) { + if (!fptr->encs.enc || (fptr->encs.enc == rb_ascii8bit_encoding() && !fptr->encs.enc2)) { /* no encoding conversion */ fptr->writeconv_pre_ecflags = 0; fptr->writeconv_pre_ecopts = Qnil; @@ -804,6 +804,7 @@ do_writeconv(VALUE str, rb_io_t *fptr) { if (NEED_WRITECONV(fptr)) { VALUE common_encoding = Qnil; + make_writeconv(fptr); if (fptr->writeconv) { @@ -817,7 +818,7 @@ do_writeconv(VALUE str, rb_io_t *fptr) else { if (fptr->encs.enc2) common_encoding = rb_enc_from_encoding(fptr->encs.enc2); - else + else if (fptr->encs.enc != rb_ascii8bit_encoding()) common_encoding = rb_enc_from_encoding(fptr->encs.enc); } @@ -3959,6 +3960,12 @@ rb_io_extract_modeenc(VALUE *vmode_p, VALUE *vperm_p, VALUE opthash, has_enc = 1; parse_mode_enc(p+1, &enc, &enc2); } + else { + rb_encoding *e; + + e = (fmode & FMODE_BINMODE) ? rb_ascii8bit_encoding() : NULL; + rb_io_ext_int_to_encs(e, NULL, &enc, &enc2); + } } if (NIL_P(opthash)) { @@ -4151,8 +4158,11 @@ rb_file_open_internal(VALUE io, VALUE filename, const char *modestr) parse_mode_enc(p+1, &convconfig.enc, &convconfig.enc2); } else { + rb_encoding *e; /* Set to default encodings */ - rb_io_ext_int_to_encs(NULL, NULL, &convconfig.enc, &convconfig.enc2); + + e = (fmode & FMODE_BINMODE) ? rb_ascii8bit_encoding() : NULL; + rb_io_ext_int_to_encs(e, NULL, &convconfig.enc, &convconfig.enc2); convconfig.ecflags = 0; convconfig.ecopts = Qnil; } |