From 89a5ec74cd9c936ce9fc23ea2d550376e63bb67a Mon Sep 17 00:00:00 2001
From: Mirek Fidler <mirek.fidler@gmail.com>
Date: Mon, 24 Nov 2025 14:56:32 +0100
Subject: [PATCH] plugin/ppm: improved compatibility

---
 uppsrc/plugin/ppm/ppm.cpp | 33 ++++++++++++++++++++-------------
 1 file changed, 20 insertions(+), 13 deletions(-)

diff --git a/uppsrc/plugin/ppm/ppm.cpp b/uppsrc/plugin/ppm/ppm.cpp
index 468e81a75..2915a705b 100644
--- a/uppsrc/plugin/ppm/ppm.cpp
+++ b/uppsrc/plugin/ppm/ppm.cpp
@@ -18,20 +18,27 @@ bool PPMRaster::Create()
 	}
 
 	try {
-		if(stream.GetLine() != "P6")
+		if(stream.Get(2) != "P6")
 			return false;
-		String h = stream.GetLine();
-		CParser p(h);
-		size.cx = p.ReadInt();
-		size.cy = p.ReadInt();
-		if(size.cx <= 0 || size.cx > 99999 || size.cy <= 0 || size.cy >= 99999)
-			return false;
-		h = stream.GetLine();
-		CParser p1(h);
-		int maxval = p1.ReadInt();
-		if(maxval <= 0 || maxval > 65535)
-			return false;
-		is16 = maxval > 255;
+		int    ii = 0;
+		int    num[3];
+		String line;
+		CParser p(line);
+		while(ii < 3) {
+			while(p.IsEof() || p.Char('#')) {
+				if(stream.IsEof())
+					return false;
+				line = stream.GetLine();
+				p.Set(line);
+			}
+			int n = p.ReadInt();
+			if(n <= 0 || n > 65535)
+				return false;
+			num[ii++] = n;
+		}
+		size.cx = num[0];
+		size.cy = num[1];
+		is16 = num[2] > 255;
 		pixel_pos = stream.GetPos();
 		return true;
 	}