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[ruby/stringio] Supported mode: option

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https://github.com/ruby/stringio/commit/53def32ba0
This commit is contained in:
Nobuyoshi Nakada 2019-08-14 10:42:46 +09:00
parent 8b44307894
commit 22e942deb2
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GPG Key ID: 4BC7D6DF58D8DF60
1 changed files with 20 additions and 1 deletions
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21
ext/stringio/stringio.c
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@ -35,8 +35,11 @@ strio_extract_modeenc(VALUE *vmode_p, VALUE *vperm_p, VALUE opthash,
VALUE mode = *vmode_p; VALUE mode = *vmode_p;
VALUE intmode; VALUE intmode;
int fmode; int fmode;
int has_enc = 0, has_vmode = 0;
convconfig_p->enc = convconfig_p->enc2 = 0; convconfig_p->enc = convconfig_p->enc2 = 0;
vmode_handle:
if (NIL_P(mode)) { if (NIL_P(mode)) {
fmode = FMODE_READABLE; fmode = FMODE_READABLE;
} }
@ -51,6 +54,7 @@ strio_extract_modeenc(VALUE *vmode_p, VALUE *vperm_p, VALUE opthash,
if (n) { if (n) {
long len; long len;
char encname[ENCODING_MAXNAMELEN+1]; char encname[ENCODING_MAXNAMELEN+1];
has_enc = 1;
if (fmode & FMODE_SETENC_BY_BOM) { if (fmode & FMODE_SETENC_BY_BOM) {
n = strchr(n, '|'); n = strchr(n, '|');
} }
@ -72,8 +76,23 @@ strio_extract_modeenc(VALUE *vmode_p, VALUE *vperm_p, VALUE opthash,
if (!NIL_P(opthash)) { if (!NIL_P(opthash)) {
rb_encoding *extenc = 0, *intenc = 0; rb_encoding *extenc = 0, *intenc = 0;
VALUE v;
if (!has_vmode) {
ID id_mode;
CONST_ID(id_mode, "mode");
v = rb_hash_aref(opthash, ID2SYM(id_mode));
if (!NIL_P(v)) {
if (!NIL_P(mode)) {
rb_raise(rb_eArgError, "mode specified twice");
}
has_vmode = 1;
mode = v;
goto vmode_handle;
}
}
if (rb_io_extract_encoding_option(opthash, &extenc, &intenc, &fmode)) { if (rb_io_extract_encoding_option(opthash, &extenc, &intenc, &fmode)) {
if (convconfig_p->enc || convconfig_p->enc2) { if (has_enc) {
rb_raise(rb_eArgError, "encoding specified twice"); rb_raise(rb_eArgError, "encoding specified twice");
} }
} }