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authorJames McCoy <jamessan@jamessan.com>2017-03-19 14:50:00 -0400
committerJames McCoy <jamessan@jamessan.com>2017-03-19 23:42:14 -0400
commite1af49b425f25024a3e6361ed576cf69296a1da4 (patch)
tree308e29aec15838904484d19284fa236dca906aed
parent058516aaf9c29b41bf27c8d4adfa2773c3896205 (diff)
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vim-patch:8.0.0195
Problem: Jumping to a tag that is a static item in the current file fails. (Kazunobu Kuriyama) Solution: Make sure the first byte of the tag key is not NUL. (Suggested by James McCoy, closes vim/vim#1387) https://github.com/vim/vim/commit/a9d23c20879d0dcb289a4db54b3c7df060f87c3c
-rw-r--r--src/nvim/tag.c22
-rw-r--r--src/nvim/testdir/test_tagjump.vim18
2 files changed, 30 insertions, 10 deletions
diff --git a/src/nvim/tag.c b/src/nvim/tag.c
index c3c2634598..92a535ab91 100644
--- a/src/nvim/tag.c
+++ b/src/nvim/tag.c
@@ -82,10 +82,6 @@ typedef struct {
#define MT_GL_CUR 1 /* global match in current file */
#define MT_GL_OTH 2 /* global match in other file */
#define MT_ST_OTH 3 /* static match in other file */
-#define MT_IC_ST_CUR 4 /* icase static match in current file */
-#define MT_IC_GL_CUR 5 /* icase global match in current file */
-#define MT_IC_GL_OTH 6 /* icase global match in other file */
-#define MT_IC_ST_OTH 7 /* icase static match in other file */
#define MT_IC_OFF 4 /* add for icase match */
#define MT_RE_OFF 8 /* add for regexp match */
#define MT_MASK 7 /* mask for printing priority */
@@ -1826,7 +1822,7 @@ parse_line:
if (tagp.command + 2 < temp_end) {
len = (int)(temp_end - tagp.command - 2);
- mfp = xmalloc(sizeof(char_u) + len + 1);
+ mfp = xmalloc(len + 2);
STRLCPY(mfp, tagp.command + 2, len + 1);
} else
mfp = NULL;
@@ -1849,11 +1845,12 @@ parse_line:
* Emacs tag: <mtt><tag_fname><NUL><ebuf><NUL><lbuf>
* other tag: <mtt><tag_fname><NUL><NUL><lbuf>
* without Emacs tags: <mtt><tag_fname><NUL><lbuf>
+ * Here <mtt> is the "mtt" value plus 1 to avoid NUL.
*/
len = (int)tag_fname_len + (int)STRLEN(lbuf) + 3;
mfp = xmalloc(sizeof(char_u) + len + 1);
p = mfp;
- p[0] = mtt;
+ p[0] = mtt + 1;
STRCPY(p + 1, tag_fname);
#ifdef BACKSLASH_IN_FILENAME
/* Ignore differences in slashes, avoid adding
@@ -1969,10 +1966,15 @@ findtag_end:
if (matches == NULL) {
xfree(mfp);
} else {
- // now change the TAG_SEP back to NUL
- for (p = mfp; *p != NUL; p++) {
- if (*p == TAG_SEP) {
- *p = NUL;
+ if (!name_only) {
+ // Change mtt back to zero-based.
+ *mfp = *mfp - 1;
+
+ // change the TAG_SEP back to NUL
+ for (p = mfp + 1; *p != NUL; p++) {
+ if (*p == TAG_SEP) {
+ *p = NUL;
+ }
}
}
matches[match_count++] = (char_u *)mfp;
diff --git a/src/nvim/testdir/test_tagjump.vim b/src/nvim/testdir/test_tagjump.vim
index 678ad0ada8..54b5f4afd6 100644
--- a/src/nvim/testdir/test_tagjump.vim
+++ b/src/nvim/testdir/test_tagjump.vim
@@ -23,4 +23,22 @@ func Test_cancel_ptjump()
quit
endfunc
+func Test_static_tagjump()
+ set tags=Xtags
+ call writefile(["!_TAG_FILE_ENCODING\tutf-8\t//",
+ \ "one\tXfile1\t/^one/;\"\tf\tfile:\tsignature:(void)",
+ \ "word\tXfile2\tcmd2"],
+ \ 'Xtags')
+ new Xfile1
+ call setline(1, ['empty', 'one()', 'empty'])
+ write
+ tag one
+ call assert_equal(2, line('.'))
+
+ set tags&
+ call delete('Xtags')
+ call delete('Xfile1')
+ bwipe!
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab