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authorOliver Kiddle <opk@zsh.org>2023-01-10 21:02:16 +0100
committerOliver Kiddle <opk@zsh.org>2023-01-10 21:02:16 +0100
commit9d99a01367e85dc3d9cd8e711d78dc1cec6f018b (patch)
tree963e4bbf6710e3401fa22f3dcbe2927599a482e9 /Src
parentc01479a2ede78b9b53057322e4b9f5bd0a103a00 (diff)
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51281: keep track of attributes left on at the end of left and right prompts and reapply them explicitly as appropriate
Diffstat (limited to 'Src')
-rw-r--r--Src/Zle/zle_main.c7
-rw-r--r--Src/Zle/zle_refresh.c41
-rw-r--r--Src/zsh.h3
3 files changed, 24 insertions, 27 deletions
diff --git a/Src/Zle/zle_main.c b/Src/Zle/zle_main.c
index 39be33939..686c6f5b4 100644
--- a/Src/Zle/zle_main.c
+++ b/Src/Zle/zle_main.c
@@ -1267,11 +1267,13 @@ zleread(char **lp, char **rp, int flags, int context, char *init, char *finish)
     fetchttyinfo = 0;
     trashedzle = 0;
     raw_lp = lp;
+    txtcurrentattrs = txtpendingattrs = txtunknownattrs = 0;
     lpromptbuf = promptexpand(lp ? *lp : NULL, 1, NULL, NULL);
     pmpt_attr = txtcurrentattrs;
     raw_rp = rp;
     rpromptbuf = promptexpand(rp ? *rp : NULL, 1, NULL, NULL);
     rpmpt_attr = txtcurrentattrs;
+    prompt_attr = mixattrs(pmpt_attr, rpmpt_attr);
     free_prepostdisplay();
 
     zlereadflags = flags;
@@ -2010,6 +2012,7 @@ reexpandprompt(void)
 	    char *new_lprompt, *new_rprompt;
 	    looping = reexpanding;
 
+	    txtcurrentattrs = txtpendingattrs = txtunknownattrs = 0;
 	    new_lprompt = promptexpand(raw_lp ? *raw_lp : NULL, 1, NULL, NULL);
 	    pmpt_attr = txtcurrentattrs;
 	    free(lpromptbuf);
@@ -2018,9 +2021,9 @@ reexpandprompt(void)
 	    if (looping != reexpanding)
 		continue;
 
-	    rpmpt_attr = pmpt_attr;
 	    new_rprompt = promptexpand(raw_rp ? *raw_rp : NULL, 1, NULL, NULL);
 	    rpmpt_attr = txtcurrentattrs;
+	    prompt_attr = mixattrs(pmpt_attr, rpmpt_attr);
 	    free(rpromptbuf);
 	    rpromptbuf = new_rprompt;
 	} while (looping != reexpanding);
@@ -2067,6 +2070,8 @@ trashzle(void)
 	zrefresh();
 	showinglist = sl;
 	moveto(nlnct, 0);
+	treplaceattrs(prompt_attr);
+	applytextattributes(0);
 	if (clearflag && tccan(TCCLEAREOD)) {
 	    tcout(TCCLEAREOD);
 	    clearflag = listshown = 0;
diff --git a/Src/Zle/zle_refresh.c b/Src/Zle/zle_refresh.c
index d40400886..ab84a1376 100644
--- a/Src/Zle/zle_refresh.c
+++ b/Src/Zle/zle_refresh.c
@@ -149,7 +149,7 @@ char *lpromptbuf, *rpromptbuf;
 /* Text attributes after displaying prompts */
 
 /**/
-zattr pmpt_attr, rpmpt_attr;
+zattr pmpt_attr, rpmpt_attr, prompt_attr;
 
 /* number of lines displayed */
 
@@ -254,13 +254,13 @@ int cost;
 # define zwrite(a, b)		zwcwrite((a), (b))
 #endif
 
-static const REFRESH_ELEMENT zr_cr = { ZWC('\r'), 0 };
+static const REFRESH_ELEMENT zr_cr = { ZWC('\r'), TXT_ERROR };
 #ifdef MULTIBYTE_SUPPORT
-static const REFRESH_ELEMENT zr_dt = { ZWC('.'), 0 };
+static const REFRESH_ELEMENT zr_dt = { ZWC('.'), TXT_ERROR };
 #endif
-static const REFRESH_ELEMENT zr_nl = { ZWC('\n'), 0 };
-static const REFRESH_ELEMENT zr_sp = { ZWC(' '), 0 };
-static const REFRESH_ELEMENT zr_zr = { ZWC('\0'), 0 };
+static const REFRESH_ELEMENT zr_nl = { ZWC('\n'), TXT_ERROR };
+static const REFRESH_ELEMENT zr_sp = { ZWC(' '), TXT_ERROR };
+static const REFRESH_ELEMENT zr_zr = { ZWC('\0'), TXT_ERROR };
 
 /*
  * Constant arrays to be copied into place: these are memcpy'd,
@@ -599,8 +599,10 @@ zwcputc(const REFRESH_ELEMENT *c)
     VARARR(char, mbtmp, MB_CUR_MAX + 1);
 #endif
 
-    treplaceattrs(c->atr);
-    applytextattributes(0);
+    if (c->atr != TXT_ERROR) {
+	treplaceattrs(c->atr);
+	applytextattributes(0);
+    }
 
 #ifdef MULTIBYTE_SUPPORT
     if (c->atr & TXT_MULTIWORD_MASK) {
@@ -1131,9 +1133,8 @@ zrefresh(void)
 	    zputs(lpromptbuf, shout);
 	    if (lpromptwof == winw)
 		zputs("\n", shout);	/* works with both hasam and !hasam */
-	} else {
-	    treplaceattrs(pmpt_attr);
-	    applytextattributes(0);
+	    /* lpromptbuf includes literal escapes so we need to update for it */
+	    txtcurrentattrs = txtpendingattrs = pmpt_attr;
 	}
 	if (clearflag) {
 	    zputc(&zr_cr);
@@ -1177,7 +1178,7 @@ zrefresh(void)
     rpms.sen = *nbuf + winw;
     for (t = tmpline, tmppos = 0; tmppos < tmpll; t++, tmppos++) {
 	unsigned ireg;
-	zattr base_attr = default_attr;
+	zattr base_attr = mixattrs(default_attr, prompt_attr);
 	zattr all_attr;
 	struct region_highlight *rhp;
 	/*
@@ -1265,10 +1266,6 @@ zrefresh(void)
 		rpms.s++;
 	    } else {
 		/* We can fit it without reaching the end of the line. */
-		/*
-		 * As we don't actually output the WEOF, we attach
-		 * any off attributes to the character itself.
-		 */
 		rpms.s->atr = base_attr;
 		if (ichars > 1) {
 		    /*
@@ -1606,8 +1603,9 @@ zrefresh(void)
 
     /* output the right-prompt if appropriate */
 	if (put_rpmpt && !iln && !oput_rpmpt) {
-
 	    moveto(0, winw - rprompt_off - rpromptw);
+	    treplaceattrs(pmpt_attr);
+	    applytextattributes(0);
 	    zputs(rpromptbuf, shout);
 	    if (rprompt_off) {
 		vcs = winw - rprompt_off;
@@ -1615,9 +1613,7 @@ zrefresh(void)
 		zputc(&zr_cr);
 		vcs = 0;
 	    }
-	    /* reset character attributes to that set by the main prompt */
-	    treplaceattrs(pmpt_attr);
-	    applytextattributes(0);
+	    txtcurrentattrs = txtpendingattrs = rpmpt_attr;
 	}
     }
 
@@ -1630,11 +1626,6 @@ individually */
 	    refreshline(iln);
     }
 
-/* reset character attributes */
-    if (clearf && postedit) {
-	treplaceattrs(pmpt_attr ? pmpt_attr : rpmpt_attr);
-	applytextattributes(0);
-    }
     clearf = 0;
     oput_rpmpt = put_rpmpt;
 
diff --git a/Src/zsh.h b/Src/zsh.h
index e834c7e06..073f8b71b 100644
--- a/Src/zsh.h
+++ b/Src/zsh.h
@@ -2694,7 +2694,8 @@ struct ttyinfo {
  */
 #define TXT_MULTIWORD_MASK  0x0400
 
-/* used when, e.g an invalid colour is specified */
+/* Used when, e.g an invalid colour is specified. Also used in REFRESH_ELEMENT
+ * to indicate that attributes should remain unchanged. */
 #define TXT_ERROR 0xF00000F000000003
 
 /* Mask for font weight */