afd26b3b97
This reverts commit d56a2facfb
and changes the main/gcc6 pkgrel to 9999, so it will always be higher
than Alpine's version.
120 lines
3.3 KiB
Diff
120 lines
3.3 KiB
Diff
--- gcc-4.8.2/libjava/gnu/gcj/convert/natIconv.cc.orig 2014-02-18 18:46:14.897880526 +0200
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+++ gcc-4.8.2/libjava/gnu/gcj/convert/natIconv.cc 2014-02-18 18:50:08.766613550 +0200
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@@ -24,6 +24,13 @@
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#ifdef HAVE_ICONV
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#include <iconv.h>
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+#include <endian.h>
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+
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+#if __BYTE_ORDER == __BIG_ENDIAN
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+#define UCS2_CHARSET "UCS-2BE"
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+#else
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+#define UCS2_CHARSET "UCS-2LE"
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+#endif
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template<typename T>
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static inline size_t
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@@ -45,7 +52,7 @@
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_Jv_GetStringUTFRegion (encoding, 0, encoding->length(), buffer);
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buffer[len] = '\0';
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- iconv_t h = iconv_open ("UCS-2", buffer);
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+ iconv_t h = iconv_open (UCS2_CHARSET, buffer);
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if (h == (iconv_t) -1)
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throw new ::java::io::UnsupportedEncodingException (encoding);
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@@ -99,18 +106,6 @@
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throw new ::java::io::CharConversionException ();
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}
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- if (iconv_byte_swap)
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- {
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- size_t max = (old_out - outavail) / sizeof (jchar);
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- for (size_t i = 0; i < max; ++i)
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- {
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- // Byte swap.
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- jchar c = (((out[outpos + i] & 0xff) << 8)
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- | ((out[outpos + i] >> 8) & 0xff));
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- outbuf[i] = c;
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- }
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- }
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-
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inpos += old_in - inavail;
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return (old_out - outavail) / sizeof (jchar);
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#else /* HAVE_ICONV */
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@@ -145,7 +140,7 @@
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_Jv_GetStringUTFRegion (encoding, 0, encoding->length(), buffer);
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buffer[len] = '\0';
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- iconv_t h = iconv_open (buffer, "UCS-2");
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+ iconv_t h = iconv_open (buffer, UCS2_CHARSET);
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if (h == (iconv_t) -1)
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throw new ::java::io::UnsupportedEncodingException (encoding);
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@@ -187,20 +182,6 @@
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char *inbuf = (char *) &chars[inpos];
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char *outbuf = (char *) &out[count];
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- if (iconv_byte_swap)
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- {
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- // Ugly performance penalty -- don't use losing systems!
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- temp_buffer = (jchar *) _Jv_Malloc (inlength * sizeof (jchar));
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- for (int i = 0; i < inlength; ++i)
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- {
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- // Byte swap.
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- jchar c = (((chars[inpos + i] & 0xff) << 8)
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- | ((chars[inpos + i] >> 8) & 0xff));
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- temp_buffer[i] = c;
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- }
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- inbuf = (char *) temp_buffer;
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- }
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-
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size_t loop_old_in = old_in;
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while (1)
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{
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@@ -252,44 +233,7 @@
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jboolean
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gnu::gcj::convert::IOConverter::iconv_init (void)
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{
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- // Some versions of iconv() always return their UCS-2 results in
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- // big-endian order, and they also require UCS-2 inputs to be in
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- // big-endian order. For instance, glibc 2.1.3 does this. If the
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- // UTF-8=>UCS-2 iconv converter has this feature, then we assume
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- // that all UCS-2 converters do. (This might not be the best
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- // heuristic, but is is all we've got.)
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- jboolean result = false;
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-#ifdef HAVE_ICONV
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- iconv_t handle = iconv_open ("UCS-2", "UTF-8");
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- if (handle != (iconv_t) -1)
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- {
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- jchar c;
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- unsigned char in[4];
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- char *inp, *outp;
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- size_t inc, outc, r;
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-
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- // This is the UTF-8 encoding of \ufeff. At least Tru64 UNIX libiconv
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- // needs the trailing NUL byte, otherwise iconv fails with EINVAL.
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- in[0] = 0xef;
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- in[1] = 0xbb;
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- in[2] = 0xbf;
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- in[3] = 0x00;
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-
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- inp = (char *) in;
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- inc = 4;
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- outp = (char *) &c;
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- outc = 2;
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-
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- r = iconv_adapter (iconv, handle, &inp, &inc, &outp, &outc);
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- // Conversion must be complete for us to use the result.
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- if (r != (size_t) -1 && inc == 0 && outc == 0)
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- result = (c != 0xfeff);
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-
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- // Release iconv handle.
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- iconv_close (handle);
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- }
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-#endif /* HAVE_ICONV */
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- return result;
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+ return false;
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}
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void
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