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[ruby/stringio] Drop support for ruby 2.6 or earlier

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(https://github.com/ruby/stringio/pull/47)

`rb_io_extract_modeenc` has been exported since ruby 2.7.
This commit is contained in:
Nobuyoshi Nakada 2023-05-08 16:21:15 +09:00 committed by git
parent fb23fba082
commit 6987ec45b1
3 changed files with 1 additions and 83 deletions
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1
ext/stringio/extconf.rb
View File

@ -1,4 +1,3 @@
# frozen_string_literal: false
require 'mkmf'
have_func("rb_io_extract_modeenc", "ruby/io.h")
create_makefile('stringio')

80
ext/stringio/stringio.c
View File

@ -32,86 +32,6 @@
# define rb_class_new_instance_kw(argc, argv, klass, kw_splat) rb_class_new_instance(argc, argv, klass)
#endif
#ifndef HAVE_RB_IO_EXTRACT_MODEENC
#define rb_io_extract_modeenc strio_extract_modeenc
static void
strio_extract_modeenc(VALUE *vmode_p, VALUE *vperm_p, VALUE opthash,
int *oflags_p, int *fmode_p, struct rb_io_enc_t *convconfig_p)
{
VALUE mode = *vmode_p;
VALUE intmode;
int fmode;
int has_enc = 0, has_vmode = 0;
convconfig_p->enc = convconfig_p->enc2 = 0;
vmode_handle:
if (NIL_P(mode)) {
fmode = FMODE_READABLE;
}
else if (!NIL_P(intmode = rb_check_to_integer(mode, "to_int"))) {
int flags = NUM2INT(intmode);
fmode = rb_io_oflags_fmode(flags);
}
else {
const char *m = StringValueCStr(mode), *n, *e;
fmode = rb_io_modestr_fmode(m);
n = strchr(m, ':');
if (n) {
long len;
char encname[ENCODING_MAXNAMELEN+1];
has_enc = 1;
if (fmode & FMODE_SETENC_BY_BOM) {
n = strchr(n, '|');
}
e = strchr(++n, ':');
len = e ? e - n : (long)strlen(n);
if (len > 0 && len <= ENCODING_MAXNAMELEN) {
rb_encoding *enc;
if (e) {
memcpy(encname, n, len);
encname[len] = '\0';
n = encname;
}
enc = rb_enc_find(n);
if (e)
convconfig_p->enc2 = enc;
else
convconfig_p->enc = enc;
}
if (e && (len = strlen(++e)) > 0 && len <= ENCODING_MAXNAMELEN) {
convconfig_p->enc = rb_enc_find(e);
}
}
}
if (!NIL_P(opthash)) {
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 (has_enc) {
rb_raise(rb_eArgError, "encoding specified twice");
}
}
}
*fmode_p = fmode;
}
#endif
struct StringIO {
VALUE string;
rb_encoding *enc;

3
ext/stringio/stringio.gemspec
View File

@ -14,7 +14,6 @@ Gem::Specification.new do |s|
s.name = "stringio"
s.version = source_version
s.required_rubygems_version = Gem::Requirement.new(">= 2.6")
s.require_paths = ["lib"]
s.authors = ["Nobu Nakada", "Charles Oliver Nutter"]
s.description = "Pseudo `IO` class from/to `String`."
@ -30,7 +29,7 @@ Gem::Specification.new do |s|
end
s.homepage = "https://github.com/ruby/stringio"
s.licenses = ["Ruby", "BSD-2-Clause"]
s.required_ruby_version = ">= 2.5"
s.required_ruby_version = ">= 2.7"
s.summary = "Pseudo IO on String"
# s.cert_chain = %w[certs/nobu.pem]