Apply hardstatusfirstline.patch on git

Adapted on top of git sources, patch from:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=512342

Signed-off-by: Amadeusz Sławiński <amade@asmblr.net>

6 files changed, 33 insertions, 4 deletions

diff --git a/src/canvas.c b/src/canvas.c
index 0121892..93177cb 100644
--- a/src/canvas.c
+++ b/src/canvas.c
@@ -375,7 +375,7 @@ MakeDefaultCanvas()
     return -1;
   cv->c_xs      = 0;
   cv->c_xe      = D_width - 1;
-  cv->c_ys      = 0;
+  cv->c_ys      = (D_has_hstatus == HSTATUS_FIRSTLINE);
   cv->c_ye      = D_height - 1 - (D_has_hstatus == HSTATUS_LASTLINE) - captionalways;
   debug2("MakeDefaultCanvas 0,0 %d,%d\n", cv->c_xe, cv->c_ye);
   cv->c_xoff    = 0;
diff --git a/src/display.c b/src/display.c
index 8161e1e..e02450d 100644
--- a/src/display.c
+++ b/src/display.c
@@ -2242,6 +2242,28 @@ char *str;
       D_hstatus = *str ? 1 : 0;
       SetRendition(&mchar_null);
     }
+  else if (D_has_hstatus == HSTATUS_FIRSTLINE)
+    {
+      debug("ShowHStatus: using first line\n");
+      ox = D_x;
+      oy = D_y;
+      str = str ? str : "";
+      l = strlen(str);
+      if (l > D_width)
+        l = D_width;
+      GotoPos(0, 0);
+      SetRendition(captionalways || D_cvlist == 0 || D_cvlist->c_next ? &mchar_null: &mchar_so);
+      l = PrePutWinMsg(str, 0, l);
+      if (!captionalways || D_cvlist && !D_cvlist->c_next)
+        while (l++ < D_width)
+          PUTCHARLP(' ');
+      if (l < D_width)
+        ClearArea(l, 0, l, D_width - 1, D_width - 1, 0, 0, 0);
+      if (ox != -1 && oy != -1)
+        GotoPos(ox, oy);
+      D_hstatus = *str ? 1 : 0;
+      SetRendition(&mchar_null);
+    }
   else if (str && *str && D_has_hstatus == HSTATUS_MESSAGE)
     {
       debug("ShowHStatus: using message\n");
@@ -2346,7 +2368,7 @@ int y, from, to, isblank;
       isblank = 1;
     }
 
-  if (y == D_height - 1 && D_has_hstatus == HSTATUS_LASTLINE)
+  if (y == D_height - 1 && D_has_hstatus == HSTATUS_LASTLINE || (y == 0 && D_has_hstatus == HSTATUS_FIRSTLINE) )
     {
       RefreshHStatus();
       return;
diff --git a/src/display.h b/src/display.h
index a433e6d..19dded7 100644
--- a/src/display.h
+++ b/src/display.h
@@ -320,7 +320,8 @@ while (0)
 #define HSTATUS_LASTLINE	1
 #define HSTATUS_MESSAGE		2
 #define HSTATUS_HS		3
-#define HSTATUS_ALWAYS		(1<<2)
+#define HSTATUS_FIRSTLINE	4
+#define HSTATUS_ALWAYS		(1<<3)
 
 #endif /* SCREEN_DISPLAY_H */
 
diff --git a/src/layout.c b/src/layout.c
index 584abbd..ec0c400 100644
--- a/src/layout.c
+++ b/src/layout.c
@@ -171,6 +171,7 @@ struct canvas *cv;
   if (!D_forecv)
     MakeDefaultCanvas();
   DupLayoutCv(&lay->lay_canvas, &D_canvas, 0);
+  D_canvas.c_ys = (D_has_hstatus == HSTATUS_FIRSTLINE);
   D_canvas.c_ye = D_height - 1 - ((D_canvas.c_slperp && D_canvas.c_slperp->c_slnext) || captionalways) - (D_has_hstatus == HSTATUS_LASTLINE);
   ResizeCanvas(&D_canvas);
   RecreateCanvasChain();
diff --git a/src/process.c b/src/process.c
index 11f9928..1f83573 100644
--- a/src/process.c
+++ b/src/process.c
@@ -2858,7 +2858,9 @@ int key;
 	  s = args[0];
 	  if (!strncmp(s, "always", 6))
 	    s += 6;
-	  if (!strcmp(s, "lastline"))
+	  if (!strcmp(s, "firstline"))
+	    new_use = HSTATUS_FIRSTLINE;
+	  else if (!strcmp(s, "lastline"))
 	    new_use = HSTATUS_LASTLINE;
 	  else if (!strcmp(s, "ignore"))
 	    new_use = HSTATUS_IGNORE;
@@ -2893,6 +2895,8 @@ int key;
 		  D_has_hstatus = new_use;
 		  if ((new_use == HSTATUS_LASTLINE && old_use != HSTATUS_LASTLINE) || (new_use != HSTATUS_LASTLINE && old_use == HSTATUS_LASTLINE))
 		    ChangeScreenSize(D_width, D_height, 1);
+		  if ((new_use == HSTATUS_FIRSTLINE && old_use != HSTATUS_FIRSTLINE) || (new_use != HSTATUS_FIRSTLINE && old_use == HSTATUS_FIRSTLINE))
+		    ChangeScreenSize(D_width, D_height, 1);
 		  RefreshHStatus();
 		}
 	    }
diff --git a/src/resize.c b/src/resize.c
index ba30b26..d48be5f 100644
--- a/src/resize.c
+++ b/src/resize.c
@@ -162,6 +162,7 @@ int change_fore;
 
   cv = &D_canvas;
   cv->c_xe = wi - 1;
+  cv->c_ys = (D_has_hstatus == HSTATUS_FIRSTLINE);
   cv->c_ye = he - 1 - ((cv->c_slperp && cv->c_slperp->c_slnext) || captionalways) - (D_has_hstatus == HSTATUS_LASTLINE);
   cv->c_blank.l_height = cv->c_ye - cv->c_ys + 1;
   if (cv->c_slperp)