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authorJames Meyer <James.meyer@operamail.com>2008-10-02 03:19:12 (GMT)
committerJames Meyer <James.meyer@operamail.com>2008-10-02 03:19:12 (GMT)
commit0e2532d4e8f4eed5e047f1db54d5c03ba849ec0a (patch)
treec0aa2c0b53c317be87eacfcb77b63f53f1f415e7 /abs/core/grep/12-w.patch
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initial import
Diffstat (limited to 'abs/core/grep/12-w.patch')
-rw-r--r--abs/core/grep/12-w.patch121
1 files changed, 121 insertions, 0 deletions
diff --git a/abs/core/grep/12-w.patch b/abs/core/grep/12-w.patch
new file mode 100644
index 0000000..79ae2ae
--- /dev/null
+++ b/abs/core/grep/12-w.patch
@@ -0,0 +1,121 @@
+--- grep-2.5.1a/src/search.c.w 2006-02-20 14:27:27.000000000 +0000
++++ grep-2.5.1a/src/search.c 2006-02-20 14:32:07.000000000 +0000
+@@ -507,10 +507,114 @@
+ if (match_words)
+ while (start >= 0)
+ {
+- if ((start == 0 || !WCHAR ((unsigned char) beg[start - 1]))
+- && (len == end - beg - 1
+- || !WCHAR ((unsigned char) beg[start + len])))
+- goto success_in_beg_and_end;
++ int lword_match = 0;
++ if (start == 0)
++ lword_match = 1;
++ else
++ {
++ assert (start > 0);
++#ifdef MBS_SUPPORT
++ if (mb_cur_max > 1)
++ {
++ const char *s;
++ size_t mr;
++ wchar_t pwc;
++
++ /* Locate the start of the multibyte character
++ before the match position (== beg + start). */
++ if (using_utf8)
++ {
++ /* UTF-8 is a special case: scan backwards
++ until we find a 7-bit character or a
++ lead byte. */
++ s = beg + start - 1;
++ while (s > buf
++ && (unsigned char) *s >= 0x80
++ && (unsigned char) *s <= 0xbf)
++ --s;
++ }
++ else
++ {
++ /* Scan forwards to find the start of the
++ last complete character before the
++ match position. */
++ size_t bytes_left = start - 1;
++ s = beg;
++ while (bytes_left > 0)
++ {
++ mr = mbrlen (s, bytes_left, &mbs);
++ if (mr == (size_t) -1 || mr == 0)
++ {
++ memset (&mbs, '\0', sizeof (mbs));
++ s++;
++ bytes_left--;
++ continue;
++ }
++ if (mr == (size_t) -2)
++ {
++ memset (&mbs, '\0', sizeof (mbs));
++ break;
++ }
++ s += mr;
++ bytes_left -= mr;
++ }
++ }
++ mr = mbrtowc (&pwc, s, beg + start - s, &mbs);
++ if (mr == (size_t) -2 || mr == (size_t) -1 ||
++ mr == 0)
++ {
++ memset (&mbs, '\0', sizeof (mbstate_t));
++ lword_match = 1;
++ }
++ else if (!(iswalnum (pwc) || pwc == L'_')
++ && mr == beg + start - s)
++ lword_match = 1;
++ }
++ else
++#endif /* MBS_SUPPORT */
++ if (!WCHAR ((unsigned char) beg[start - 1]))
++ lword_match = 1;
++ }
++
++ if (lword_match)
++ {
++ int rword_match = 0;
++ if (start + len == end - beg - 1)
++ rword_match = 1;
++ else
++ {
++#ifdef MBS_SUPPORT
++ if (mb_cur_max > 1)
++ {
++ wchar_t nwc;
++ int mr;
++
++ mr = mbtowc (&nwc, beg + start + len,
++ end - beg - start - len - 1);
++ if (mr <= 0)
++ {
++ memset (&mbs, '\0', sizeof (mbstate_t));
++ rword_match = 1;
++ }
++ else if (!iswalnum (nwc) && nwc != L'_')
++ rword_match = 1;
++ }
++ else
++#endif /* MBS_SUPPORT */
++ if (!WCHAR ((unsigned char) beg[start + len]))
++ rword_match = 1;
++ }
++
++ if (rword_match)
++ {
++ if (!exact)
++ /* Returns the whole line. */
++ goto success_in_beg_and_end;
++ else
++ /* Returns just this word match. */
++ goto success_in_start_and_len;
++ }
++ }
+ if (len > 0)
+ {
+ /* Try a shorter length anchored at the same place. */