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* re.c (rb_reg_regsub): returns the given string itself if nothing
changed. * string.c (rb_str_sub_bang): keeps code-range as possible. * string.c (str_gsub): adjusts code-range. [ruby-core:14566] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14782 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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3 changed files with 23 additions and 6 deletions
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@ -1,3 +1,12 @@
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Sat Dec 29 22:44:30 2007 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* re.c (rb_reg_regsub): returns the given string itself if nothing
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changed.
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* string.c (rb_str_sub_bang): keeps code-range as possible.
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* string.c (str_gsub): adjusts code-range. [ruby-core:14566]
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Sat Dec 29 21:54:37 2007 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* common.mk (clean, distclean, realclean): should include clean-enc
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5
re.c
5
re.c
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@ -2856,13 +2856,10 @@ rb_reg_regsub(VALUE str, VALUE src, struct re_registers *regs, VALUE regexp)
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}
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}
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if (!val) return str;
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if (p < e) {
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if (!val) {
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val = rb_str_buf_new(e-p);
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}
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rb_str_buf_cat(val, p, e-p);
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}
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if (!val) return str;
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rb_enc_associate(val, enc);
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return val;
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15
string.c
15
string.c
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@ -2425,6 +2425,7 @@ rb_str_sub_bang(int argc, VALUE *argv, VALUE str)
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pat = get_pat(argv[0], 1);
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if (rb_reg_search(pat, str, 0, 0) >= 0) {
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rb_encoding *enc;
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int cr = ENC_CODERANGE(str);
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match = rb_backref_get();
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regs = RMATCH(match)->regs;
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@ -2446,6 +2447,10 @@ rb_str_sub_bang(int argc, VALUE *argv, VALUE str)
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rb_str_modify(str);
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rb_enc_associate(str, enc);
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if (OBJ_TAINTED(repl)) tainted = 1;
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if (ENC_CODERANGE_UNKNOWN < cr && cr < ENC_CODERANGE_BROKEN) {
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int cr2 = ENC_CODERANGE(repl);
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if (cr2 == ENC_CODERANGE_UNKNOWN || cr2 > cr) cr = cr2;
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}
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plen = END(0) - BEG(0);
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if (RSTRING_LEN(repl) > plen) {
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RESIZE_CAPA(str, RSTRING_LEN(str) + RSTRING_LEN(repl) - plen);
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@ -2459,6 +2464,7 @@ rb_str_sub_bang(int argc, VALUE *argv, VALUE str)
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RSTRING_PTR(repl), RSTRING_LEN(repl));
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STR_SET_LEN(str, RSTRING_LEN(str) + RSTRING_LEN(repl) - plen);
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RSTRING_PTR(str)[RSTRING_LEN(str)] = '\0';
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ENC_CODERANGE_SET(str, cr);
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if (tainted) OBJ_TAINT(str);
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return str;
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@ -2516,7 +2522,7 @@ str_gsub(int argc, VALUE *argv, VALUE str, int bang)
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int iter = 0;
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char *buf, *bp, *sp, *cp;
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int tainted = 0;
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rb_encoding *enc;
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int cr;
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switch (argc) {
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case 1:
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@ -2533,7 +2539,6 @@ str_gsub(int argc, VALUE *argv, VALUE str, int bang)
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}
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pat = get_pat(argv[0], 1);
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enc = rb_enc_get(pat);
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offset=0; n=0;
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beg = rb_reg_search(pat, str, 0, 0);
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if (beg < 0) {
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@ -2547,6 +2552,7 @@ str_gsub(int argc, VALUE *argv, VALUE str, int bang)
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bp = buf;
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sp = cp = RSTRING_PTR(str);
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slen = RSTRING_LEN(str);
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cr = ENC_CODERANGE(str);
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rb_str_locktmp(dest);
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do {
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@ -2573,6 +2579,10 @@ str_gsub(int argc, VALUE *argv, VALUE str, int bang)
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}
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rb_enc_associate(str, enc);
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if (OBJ_TAINTED(val)) tainted = 1;
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if (ENC_CODERANGE_UNKNOWN < cr && cr < ENC_CODERANGE_BROKEN) {
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int cr2 = ENC_CODERANGE(val);
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if (cr2 == ENC_CODERANGE_UNKNOWN || cr2 > cr) cr = cr2;
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}
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len = (bp - buf) + (beg - offset) + RSTRING_LEN(val) + 3;
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if (blen < len) {
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while (blen < len) blen *= 2;
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@ -2636,6 +2646,7 @@ str_gsub(int argc, VALUE *argv, VALUE str, int bang)
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}
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STR_SET_LEN(str, bp - buf);
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ENC_CODERANGE_SET(str, cr);
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if (tainted) OBJ_TAINT(str);
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return str;
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}
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