forked from aniani/vim
updated for version 7.3.407
Problem: ":12verbose call F()" may duplicate text while trying to truncate. (Thinca) Solution: Only truncate when there is not enough room. Also check the byte length of the buffer.
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f31b764c23
@ -3258,9 +3258,8 @@ maketitle()
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if (maxlen > 0)
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{
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/* make it shorter by removing a bit in the middle */
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len = vim_strsize(buf);
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if (len > maxlen)
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trunc_string(buf, buf, maxlen);
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if (vim_strsize(buf) > maxlen)
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trunc_string(buf, buf, maxlen, IOSIZE);
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}
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}
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}
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16
src/eval.c
16
src/eval.c
@ -22163,8 +22163,12 @@ call_user_func(fp, argcount, argvars, rettv, firstline, lastline, selfdict)
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s = tv2string(&argvars[i], &tofree, numbuf2, 0);
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if (s != NULL)
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{
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trunc_string(s, buf, MSG_BUF_CLEN);
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msg_puts(buf);
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if (vim_strsize(s) > MSG_BUF_CLEN)
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{
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trunc_string(s, buf, MSG_BUF_CLEN, MSG_BUF_LEN);
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s = buf;
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}
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msg_puts(s);
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vim_free(tofree);
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}
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}
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@ -22252,8 +22256,12 @@ call_user_func(fp, argcount, argvars, rettv, firstline, lastline, selfdict)
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s = tv2string(fc->rettv, &tofree, numbuf2, 0);
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if (s != NULL)
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{
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trunc_string(s, buf, MSG_BUF_CLEN);
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smsg((char_u *)_("%s returning %s"), sourcing_name, buf);
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if (vim_strsize(s) > MSG_BUF_CLEN)
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{
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trunc_string(s, buf, MSG_BUF_CLEN, MSG_BUF_LEN);
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s = buf;
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}
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smsg((char_u *)_("%s returning %s"), sourcing_name, s);
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vim_free(tofree);
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}
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}
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@ -5923,7 +5923,7 @@ ex_history(eap)
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hist[i].hisnum);
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if (vim_strsize(hist[i].hisstr) > (int)Columns - 10)
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trunc_string(hist[i].hisstr, IObuff + STRLEN(IObuff),
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(int)Columns - 10);
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(int)Columns - 10, IOSIZE - STRLEN(IObuff));
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else
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STRCAT(IObuff, hist[i].hisstr);
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msg_outtrans(IObuff);
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@ -222,15 +222,16 @@ msg_strtrunc(s, force)
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if (enc_utf8)
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/* may have up to 18 bytes per cell (6 per char, up to two
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* composing chars) */
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buf = alloc((room + 2) * 18);
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len = (room + 2) * 18;
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else if (enc_dbcs == DBCS_JPNU)
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/* may have up to 2 bytes per cell for euc-jp */
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buf = alloc((room + 2) * 2);
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len = (room + 2) * 2;
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else
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#endif
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buf = alloc(room + 2);
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len = room + 2;
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buf = alloc(len);
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if (buf != NULL)
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trunc_string(s, buf, room);
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trunc_string(s, buf, room, len);
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}
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}
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return buf;
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@ -241,10 +242,11 @@ msg_strtrunc(s, force)
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* "s" and "buf" may be equal.
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*/
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void
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trunc_string(s, buf, room)
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trunc_string(s, buf, room, buflen)
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char_u *s;
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char_u *buf;
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int room;
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int buflen;
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{
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int half;
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int len;
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@ -257,7 +259,7 @@ trunc_string(s, buf, room)
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len = 0;
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/* First part: Start of the string. */
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for (e = 0; len < half; ++e)
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for (e = 0; len < half && e < buflen; ++e)
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{
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if (s[e] == NUL)
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{
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@ -274,7 +276,8 @@ trunc_string(s, buf, room)
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if (has_mbyte)
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for (n = (*mb_ptr2len)(s + e); --n > 0; )
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{
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++e;
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if (++e == buflen)
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break;
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buf[e] = s[e];
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}
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#endif
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@ -319,8 +322,19 @@ trunc_string(s, buf, room)
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}
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/* Set the middle and copy the last part. */
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mch_memmove(buf + e, "...", (size_t)3);
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STRMOVE(buf + e + 3, s + i);
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if (e + 3 < buflen)
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{
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mch_memmove(buf + e, "...", (size_t)3);
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len = STRLEN(s + i) + 1;
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if (len >= buflen - e - 3)
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len = buflen - e - 3 - 1;
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mch_memmove(buf + e + 3, s + i, len);
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buf[e + 3 + len - 1] = NUL;
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}
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else
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{
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buf[e - 1] = NUL; // make sure it is truncated
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}
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}
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/*
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@ -4,7 +4,7 @@ int verb_msg __ARGS((char_u *s));
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int msg_attr __ARGS((char_u *s, int attr));
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int msg_attr_keep __ARGS((char_u *s, int attr, int keep));
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char_u *msg_strtrunc __ARGS((char_u *s, int force));
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void trunc_string __ARGS((char_u *s, char_u *buf, int room));
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void trunc_string __ARGS((char_u *s, char_u *buf, int room, int buflen));
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void reset_last_sourcing __ARGS((void));
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void msg_source __ARGS((int attr));
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int emsg_not_now __ARGS((void));
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@ -714,6 +714,8 @@ static char *(features[]) =
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static int included_patches[] =
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{ /* Add new patch number below this line */
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/**/
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407,
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/**/
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406,
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/**/
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