Hi Bram,
attached is an updated patch, that should now also compile for small
versions (I included some missing #ifdef):
regards,
Christian
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diff --git a/runtime/doc/motion.txt b/runtime/doc/motion.txt
--- a/runtime/doc/motion.txt
+++ b/runtime/doc/motion.txt
@@ -1289,6 +1289,16 @@
]* or ]/ go to [count] next end of a C comment "*/".
|exclusive| motion. {not in Vi}
+ *]h*
+]h go to [count] next item that is highlighted like
+ 'jhl' specifies.
+ Needs |:syntax-on| |exclusive| motion.
+ {not in Vi}
+
+ *[h*
+[h go to [count] previous item that is highlighted like
+ 'jhl' specifies. Needs |:syntax-on| |exclusive| motion.
+ {not in Vi}
*H*
H To line [count] from top (Home) of window (default:
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -4327,6 +4327,13 @@
Otherwise only one space is inserted.
NOTE: This option is set when 'compatible' is set.
+ *'jumphlgroup'* *'jhl'* *'nojumphlgroup'* *'nojhl'*
+'jumphlgroup' 'jhl' string (Vim default "Error", Vi default "")
+ local
+ {not in Vi}
+ Defines the highlighting group to which the |]h| and |[h| motion
+ moves. Only works, when syntax highlighting is enabled |syntax-on|
+
*'key'*
'key' string (default "")
local to buffer
diff --git a/runtime/optwin.vim b/runtime/optwin.vim
--- a/runtime/optwin.vim
+++ b/runtime/optwin.vim
@@ -393,6 +393,9 @@
call append("$", "synmaxcol\tmaximum column to look for syntax items")
call append("$", "\t(local to buffer)")
call <SID>OptionL("smc")
+ call append("$", "jumphlgroup\tHighlight group to which ]h jumps")
+ call append("$", "\t(local to buffer)")
+ call <SID>OptionL("jhl")
endif
call append("$", "highlight\twhich highlighting to use for various occasions")
call <SID>OptionG("hl", &hl)
diff --git a/src/normal.c b/src/normal.c
--- a/src/normal.c
+++ b/src/normal.c
@@ -185,6 +185,9 @@
#ifdef FEAT_AUTOCMD
static void nv_cursorhold __ARGS((cmdarg_T *cap));
#endif
+#ifdef FEAT_SYN_HL
+int syn_move_to __ARGS((int, int, int*));
+#endif
static char *e_noident = N_("E349: No identifier under cursor");
@@ -6684,6 +6687,27 @@
clearopbeep(cap->oap);
}
#endif
+ /*
+ * "[h" and "]h": move to previous or next highlight defined by 'jhl'
+ */
+#ifdef FEAT_SYN_HL
+ else if (cap->nchar == 'h')
+ {
+ if (syn_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD,
+ cap->count1, curbuf->b_p_jhlids) == FAIL)
+ clearopbeep(cap->oap);
+ else
+ {
+#ifdef FEAT_FOLDING
+ if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
+ foldOpenCursor();
+#endif
+
+ /* Some screen updating artifacts? */
+ update_curbuf(VALID);
+ }
+ }
+#endif
#ifdef FEAT_DIFF
/*
@@ -9457,3 +9481,89 @@
cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
}
#endif
+
+#ifdef FEAT_SYN_HL
+/*
+ * Move to next syntax error.
+ * dir is forward or backward, attr is Highligh group to look for
+ */
+ int
+syn_move_to(dir, count, attr)
+ int dir; /* FORWARD or BACKWARD */
+ int count;
+ int *attr;
+{
+ pos_T pos;
+ int has_syntax = syntax_present(curwin);
+ int (*func) __ARGS((pos_T *));
+ int found = FAIL;
+ int r;
+
+ if (has_syntax && attr != NULL)
+ {
+ pos = curwin->w_cursor;
+
+ if (dir == FORWARD)
+ func = inc;
+ else
+ func = dec;
+
+ while (count--)
+ {
+ while (check_syn_id((pos_T *) &pos, attr))
+ {
+ /* if the cursor is already at the highlighting group,
+ * move over it first, but stop at line boundaries
+ */
+ r = (*func)(&pos);
+ if (r == -1)
+ return FAIL;
+ if (r == 1)
+ break;
+ }
+ for (;;)
+ {
+ found = check_syn_id((pos_T *) &pos, attr);
+ if (!found)
+ {
+ if ((*func)(&pos) == -1)
+ /* Stop at end of file or start of file*/
+ return FAIL;
+ }
+ else
+ break;
+ }
+ }
+ if (found)
+ {
+#if 0
+ /* Move to the beginning of the syntax highlighting.
+ * Disabled currenty, because positinioning the
+ * cursor at the end of the highlight group happens
+ * on purpose
+ * */
+ if (dir == BACKWARD)
+ {
+ while (check_syn_id((pos_T *) &pos, attr))
+ {
+ /* if the cursor is already at an error,
+ * move over it first
+ */
+ if ((*func)(&pos) == -1)
+ return FAIL;
+ }
+ inc(&pos);
+ }
+#endif
+ setpcmark();
+ curwin->w_cursor = pos;
+ adjust_cursor_col();
+ return found;
+ }
+ else
+ return FAIL;
+ }
+ else
+ return FAIL;
+}
+#endif
diff --git a/src/option.c b/src/option.c
--- a/src/option.c
+++ b/src/option.c
@@ -125,6 +125,9 @@
#endif
#define PV_INF OPT_BUF(BV_INF)
#define PV_ISK OPT_BUF(BV_ISK)
+#ifdef FEAT_SYN_HL
+#define PV_JHL OPT_BUF(BV_JHL)
+#endif
#ifdef FEAT_CRYPT
# define PV_KEY OPT_BUF(BV_KEY)
#endif
@@ -354,6 +357,7 @@
#ifdef FEAT_SYN_HL
static long p_smc;
static char_u *p_syn;
+static char_u *p_jhl;
#endif
#ifdef FEAT_SPELL
static char_u *p_spc;
@@ -1579,6 +1583,15 @@
{"joinspaces", "js", P_BOOL|P_VI_DEF|P_VIM,
(char_u *)&p_js, PV_NONE,
{(char_u *)TRUE, (char_u *)0L} SCRIPTID_INIT},
+ {"jumphlgroup", "jhl", P_STRING|P_ALLOCED|P_VIM|P_COMMA|P_NODUP,
+#ifdef FEAT_SYN_HL
+ (char_u *)&p_jhl, PV_JHL,
+ {(char_u *)"", (char_u *)"Error"}
+#else
+ (char_u *)NULL, PV_NONE,
+ {(char_u *)0L, (char_u *)0L}
+#endif
+ SCRIPTID_INIT},
{"key", NULL, P_STRING|P_ALLOCED|P_VI_DEF|P_NO_MKRC,
#ifdef FEAT_CRYPT
(char_u *)&p_key, PV_KEY,
@@ -5261,6 +5274,7 @@
#endif
#ifdef FEAT_SYN_HL
check_string_option(&buf->b_p_syn);
+ check_string_option(&buf->b_p_jhl);
#endif
#ifdef FEAT_SPELL
check_string_option(&buf->b_s.b_p_spc);
@@ -5674,6 +5688,9 @@
/* 'colorcolumn' */
else if (varp == &curwin->w_p_cc)
errmsg = check_colorcolumn(curwin);
+ /* 'jumphlgrp' */
+ else if (gvarp == &p_jhl)
+ errmsg = check_syntaxgroups(curbuf);
#endif
#ifdef FEAT_MULTI_LANG
@@ -6955,6 +6972,9 @@
{
apply_autocmds(EVENT_SYNTAX, curbuf->b_p_syn,
curbuf->b_fname, TRUE, curbuf);
+ if (curbuf->b_p_jhl)
+ /* Add new syntaxgroups to check for */
+ check_syntaxgroups(curbuf);
}
# endif
else if (varp == &(curbuf->b_p_ft))
@@ -7021,6 +7041,86 @@
return *(const int *)a - *(const int *)b;
}
+#ifdef FEAT_SYN_HL
+/*
+ * Handle the 'jumphlgroup' setting, returns error message, NULL if
+ * it is OK
+ */
+
+ char_u *
+check_syntaxgroups(buf)
+ buf_T *buf;
+{
+ char_u *s, *p;
+ char_u *r = NULL;
+ int count = -1;
+ int ids[256];
+ int i = 0;
+ int j = 0;
+
+ s = buf->b_p_jhl;
+ /* empty option, return */
+ if (*s == NUL)
+ return r;
+ p = (char_u *)alloc((unsigned)sizeof(char_u *) * (STRLEN(buf->b_p_jhl)));
+ STRMOVE(p, buf->b_p_jhl);
+
+ while (count < 255)
+ {
+ if (*s != ',' && *s != NUL && s != NULL)
+ i++;
+ else
+ {
+ STRMOVE(p,s-i);
+ p[i] = NUL;
+ ids[++count] = syn_name2id(p);
+ /* Don't check syntaxgroups, the may be defined later
+ * when the syntax autocommand is executed
+ * Assume, all will be valid.
+ *
+ if (ids[count] == 0)
+ {
+ r = e_invarg;
+ break;
+ } */
+ if (*s == NUL || s == NULL)
+ break;
+ s = skip_to_option_part(s);
+ i = 1;
+ }
+ s++;
+ }
+
+ count++;
+ vim_free(buf->b_p_jhlids);
+ if ( count > 0 )
+ {
+ buf->b_p_jhlids = (int *)alloc((unsigned)sizeof(int) * (count + 1));
+ if (buf->b_p_jhlids != NULL)
+ {
+ /* sort the columns to elimnate duplicates */
+ qsort(ids, count, sizeof(int), int_cmp);
+
+ for (i = 0; i < count; ++i)
+ /* skip duplicates
+ * and only include valid syntax groups
+ **/
+ if ( ids[i] > 0
+ && (j == 0 || buf->b_p_jhlids[j - 1] != ids[i]))
+ buf->b_p_jhlids[j++] = ids[i];
+ buf->b_p_jhlids[j] = -1; /* end marker */
+ }
+
+ }
+ else
+ buf->b_p_jhlids=NULL;
+
+ vim_free(p);
+ return r;
+
+}
+#endif
+
/*
* Handle setting 'colorcolumn' or 'textwidth' in window "wp".
* Returns error message, NULL if it's OK.
@@ -9535,6 +9635,7 @@
case PV_CUC: return (char_u *)&(curwin->w_p_cuc);
case PV_CUL: return (char_u *)&(curwin->w_p_cul);
case PV_CC: return (char_u *)&(curwin->w_p_cc);
+ case PV_JHL: return (char_u *)&(curbuf->b_p_jhl);
#endif
#ifdef FEAT_DIFF
case PV_DIFF: return (char_u *)&(curwin->w_p_diff);
@@ -10018,6 +10119,8 @@
/* Don't copy 'syntax', it must be set */
buf->b_p_syn = empty_option;
buf->b_p_smc = p_smc;
+ buf->b_p_jhl = vim_strsave(p_jhl);
+ (void)check_syntaxgroups(buf);
#endif
#ifdef FEAT_SPELL
buf->b_s.b_p_spc = vim_strsave(p_spc);
diff --git a/src/option.h b/src/option.h
--- a/src/option.h
+++ b/src/option.h
@@ -1005,6 +1005,7 @@
#ifdef FEAT_SYN_HL
, BV_SMC
, BV_SYN
+ , BV_JHL
#endif
#ifdef FEAT_SPELL
, BV_SPC
diff --git a/src/proto/option.pro b/src/proto/option.pro
--- a/src/proto/option.pro
+++ b/src/proto/option.pro
@@ -56,4 +56,7 @@
void save_file_ff __ARGS((buf_T *buf));
int file_ff_differs __ARGS((buf_T *buf, int ignore_empty));
int check_ff_value __ARGS((char_u *p));
+#ifdef FEAT_SYN_HL
+char_u *check_syntaxgroups __ARGS((buf_T *buf));
+#endif
/* vim: set ft=c : */
diff --git a/src/proto/screen.pro b/src/proto/screen.pro
--- a/src/proto/screen.pro
+++ b/src/proto/screen.pro
@@ -50,4 +50,5 @@
int messaging __ARGS((void));
void showruler __ARGS((int always));
int number_width __ARGS((win_T *wp));
+void next_search_hl __ARGS((win_T *win, match_T *shl, linenr_T lnum, colnr_T mincol));
/* vim: set ft=c : */
diff --git a/src/proto/syntax.pro b/src/proto/syntax.pro
--- a/src/proto/syntax.pro
+++ b/src/proto/syntax.pro
@@ -19,6 +19,8 @@
int syn_get_sub_char __ARGS((void));
int syn_get_stack_item __ARGS((int i));
int syn_get_foldlevel __ARGS((win_T *wp, long lnum));
+int check_syn_id __ARGS((pos_T *found_pos, int *synid));
+int find_syn_id __ARGS((pos_T *pos, int t_attr, int search));
void init_highlight __ARGS((int both, int reset));
int load_colors __ARGS((char_u *name));
void do_highlight __ARGS((char_u *line, int forceit, int init));
diff --git a/src/screen.c b/src/screen.c
--- a/src/screen.c
+++ b/src/screen.c
@@ -141,7 +141,7 @@
static void end_search_hl __ARGS((void));
static void init_search_hl __ARGS((win_T *wp));
static void prepare_search_hl __ARGS((win_T *wp, linenr_T lnum));
-static void next_search_hl __ARGS((win_T *win, match_T *shl, linenr_T lnum, colnr_T mincol));
+void next_search_hl __ARGS((win_T *win, match_T *shl, linenr_T lnum, colnr_T mincol));
#endif
static void screen_start_highlight __ARGS((int attr));
static void screen_char __ARGS((unsigned off, int row, int col));
@@ -7126,7 +7126,7 @@
* shl->lnum is zero.
* Careful: Any pointers for buffer lines will become invalid.
*/
- static void
+ void
next_search_hl(win, shl, lnum, mincol)
win_T *win;
match_T *shl; /* points to search_hl or a match */
diff --git a/src/structs.h b/src/structs.h
--- a/src/structs.h
+++ b/src/structs.h
@@ -1518,6 +1518,10 @@
char_u *b_p_fex; /* 'formatexpr' */
long_u b_p_fex_flags; /* flags for 'formatexpr' */
#endif
+#ifdef FEAT_SYN_HL
+ char_u *b_p_jhl; /* 'jumphighlight' */
+ int *b_p_jhlids; /* array for 'jumphighlight' ids */
+#endif
#ifdef FEAT_CRYPT
char_u *b_p_key; /* 'key' */
#endif
diff --git a/src/syntax.c b/src/syntax.c
--- a/src/syntax.c
+++ b/src/syntax.c
@@ -6471,6 +6471,113 @@
}
#endif
+/* Follow the syntax highlighting definitions and
+ * try to find a match for syntax id search
+ */
+
+ int
+ find_syn_id(pos, t_attr, search)
+ pos_T *pos;
+ int t_attr;
+ int search;
+{
+ struct hl_group *c_attr;
+
+ /* simple case: */
+ if (t_attr == search)
+ return TRUE;
+
+ /* follow the syntax links and check for
+ * the searched attribute */
+ if (t_attr)
+ {
+
+ c_attr = &HL_TABLE()[t_attr - 1];
+ while ( c_attr->sg_link != 0)
+ {
+ if (t_attr == search)
+ return TRUE;
+ else
+ {
+ t_attr = c_attr->sg_link;
+ c_attr = &HL_TABLE()[t_attr-1];
+ }
+ }
+ if (t_attr == search)
+ return TRUE;
+ }
+ return FALSE;
+}
+
+/*
+ * Check whether the given syntax id matches
+ * at the specified position (follows links)
+ */
+
+ int
+check_syn_id(found_pos, synid)
+ pos_T *found_pos;
+ int *synid;
+{
+ int t_attr;
+ int count = 0;
+ match_T *match;
+ matchitem_T *cur;
+
+ if (synid == NUL)
+ return FALSE;
+
+ /* Check Syntax highlighting */
+ t_attr = syn_get_id(curwin, found_pos->lnum, found_pos->col,
+ TRUE, NULL, FALSE);
+
+ if (t_attr)
+ {
+ for (count = 0; count < 255 && synid[count] > -1; count++)
+ {
+ if (find_syn_id(found_pos, t_attr, synid[count]))
+ return TRUE;
+ }
+ }
+
+#ifdef FEAT_SEARCH_EXTRA
+ /* Check Match highlighting */
+ cur = curwin->w_match_head;
+ while (cur != NULL)
+ {
+ match = &cur->hl;
+ if (match->rm.regprog != NULL && match->buf == curbuf)
+ {
+ /* Does not work reliably, with multiline matches, so
+ * this is the best effort approach */
+ next_search_hl(curwin, match, found_pos->lnum, found_pos->col);
+ if ((match->lnum + match->rm.startpos[0].lnum) == found_pos->lnum
+ && ( (match->lnum < found_pos->lnum &&
+ match->rm.endpos[0].col >= found_pos->col) ||
+ (match->lnum == found_pos->lnum &&
+ match->rm.startpos[0].col <= found_pos->col)))
+ {
+ /* check for the match highlighting attribute
+ * whether it can be linked to any of the 'jumphl'
+ * defined attributes
+ */
+ for (count = 0; count < 255 && synid[count] > -1; count++)
+ {
+ if (find_syn_id(found_pos, cur->hlg_id, synid[count]))
+ return TRUE;
+ }
+ }
+
+ if (cur != NULL)
+ cur = cur->next;
+ }
+ }
+ /* End highlighting Matchlist */
+#endif
+
+ return FALSE;
+}
+
#endif /* FEAT_SYN_HL */
/**************************************
diff --git a/src/testdir/Make_amiga.mak b/src/testdir/Make_amiga.mak
--- a/src/testdir/Make_amiga.mak
+++ b/src/testdir/Make_amiga.mak
@@ -29,7 +29,7 @@
test66.out test67.out test68.out test69.out test70.out \
test71.out test72.out test73.out test74.out test75.out \
test76.out test77.out test78.out test79.out test80.out \
- test81.out test82.out
+ test81.out test82.out test83.out
.SUFFIXES: .in .out
diff --git a/src/testdir/Make_dos.mak b/src/testdir/Make_dos.mak
--- a/src/testdir/Make_dos.mak
+++ b/src/testdir/Make_dos.mak
@@ -29,7 +29,7 @@
test42.out test52.out test65.out test66.out test67.out \
test68.out test69.out test71.out test72.out test73.out \
test74.out test75.out test76.out test77.out test78.out \
- test79.out test80.out test81.out test82.out
+ test79.out test80.out test81.out test82.out test83.out
SCRIPTS32 = test50.out test70.out
diff --git a/src/testdir/Make_ming.mak b/src/testdir/Make_ming.mak
--- a/src/testdir/Make_ming.mak
+++ b/src/testdir/Make_ming.mak
@@ -49,7 +49,7 @@
test42.out test52.out test65.out test66.out test67.out \
test68.out test69.out test71.out test72.out test73.out \
test74.out test75.out test76.out test77.out test78.out \
- test79.out test80.out test81.out test82.out
+ test79.out test80.out test81.out test82.out test83.out
SCRIPTS32 = test50.out test70.out
diff --git a/src/testdir/Make_os2.mak b/src/testdir/Make_os2.mak
--- a/src/testdir/Make_os2.mak
+++ b/src/testdir/Make_os2.mak
@@ -29,7 +29,7 @@
test66.out test67.out test68.out test69.out test70.out \
test71.out test72.out test73.out test74.out test75.out \
test76.out test77.out test78.out test79.out test80.out \
- test81.out test82.out
+ test81.out test82.out test83.out
.SUFFIXES: .in .out
diff --git a/src/testdir/Make_vms.mms b/src/testdir/Make_vms.mms
--- a/src/testdir/Make_vms.mms
+++ b/src/testdir/Make_vms.mms
@@ -76,7 +76,7 @@
test66.out test67.out test68.out test69.out \
test71.out test72.out test74.out test75.out test76.out \
test77.out test78.out test79.out test80.out test81.out \
- test82.out
+ test82.out test83.out
# Known problems:
# Test 30: a problem around mac format - unknown reason
diff --git a/src/testdir/Makefile b/src/testdir/Makefile
--- a/src/testdir/Makefile
+++ b/src/testdir/Makefile
@@ -26,7 +26,7 @@
test64.out test65.out test66.out test67.out test68.out \
test69.out test70.out test71.out test72.out test73.out \
test74.out test75.out test76.out test77.out test78.out \
- test79.out test80.out test81.out test82.out
+ test79.out test80.out test81.out test82.out test83.out
SCRIPTS_GUI = test16.out
diff --git a/src/testdir/test83.in b/src/testdir/test83.in
new file mode 100644
--- /dev/null
+++ b/src/testdir/test83.in
@@ -0,0 +1,25 @@
+Test for using the ]h motion
+
+STARTTEST
+:so small.vim
+:set ft=c
+:syntax on
+:set jumphlgroup=Error
+/^firstlin[e]/
+3]hdd:call matchadd('cParenError', 'if')
+[hhC(!0):set jumphlgroup=Todo
+[hdiWG:?firstline?+,$w! test.out
+:qa!
+ENDTEST
+
+firstline
+#include <stdio.h>
+/* TODO: do something useful */
+
+int main(void)
+{
+ if 1)
+ if foobar)
+ printf("Hello World!\n");
+ return 1;
+}
diff --git a/src/testdir/test83.ok b/src/testdir/test83.ok
new file mode 100644
--- /dev/null
+++ b/src/testdir/test83.ok
@@ -0,0 +1,9 @@
+#include <stdio.h>
+/* do something useful */
+
+int main(void)
+{
+ if (!0)
+ printf("Hello World!\n");
+ return 1;
+}
diff --git a/src/testdir/test83.out b/src/testdir/test83.out
new file mode 100644
--- /dev/null
+++ b/src/testdir/test83.out
@@ -0,0 +1,9 @@
+#include <stdio.h>
+/* do something useful */
+
+int main(void)
+{
+ if (!0)
+ printf("Hello World!\n");
+ return 1;
+}
