Fix UnixPipeStream::read() not handling EOF (#8626)

Fixes #6754.

1 files changed, 11 insertions, 0 deletions

diff --git a/source/core/unix/slang-unix-process.cpp b/source/core/unix/slang-unix-process.cpp
index 68c38236a..d1d0a3b5e 100644
--- a/source/core/unix/slang-unix-process.cpp
+++ b/source/core/unix/slang-unix-process.cpp
@@ -300,6 +300,12 @@ SlangResult UnixPipeStream::read(void* buffer, size_t length, size_t& outReadByt
         {
             return SLANG_OK;
         }
+
+        // End of file.
+        if (count == 0)
+        {
+            close();
+        }
     }
 
     if (pollInfo.revents & POLLHUP)
@@ -307,6 +313,11 @@ SlangResult UnixPipeStream::read(void* buffer, size_t length, size_t& outReadByt
         close();
     }
 
+    if (pollInfo.revents & POLLERR || pollInfo.revents & POLLNVAL)
+    {
+        return SLANG_FAIL;
+    }
+
     return SLANG_OK;
 }