Report the actual HTTP connection error in the error message.

Author: michaelrsweet

CHANGES.md

@@ -4,6 +4,7 @@ Changes in HTMLDOC
 v1.9.21 (YYYY-MM-DD)
 --------------------
 
+- Update HTTP/HTTPS connection error reporting to include the reason.
 - Updated markdown parser.
 - Fixed a bug in the new PDF link code (Issue #536)
 

htmldoc/file.c

@@ -1,15 +1,15 @@
 /*
  * Filename routines for HTMLDOC, a HTML document processing program.
  *
- * Copyright © 2011-2024 by Michael R Sweet.
+ * Copyright © 2011-2025 by Michael R Sweet.
  * Copyright © 1997-2010 by Easy Software Products. All rights reserved.
  *
  * This program is free software. Distribution and use rights are outlined in
  * the file "COPYING".
  */
 
 #include "file.h"
-#include <cups/http.h>
+#include <cups/cups.h>
 #include "progress.h"
 #include "debug.h"
 
@@ -25,6 +25,10 @@
 #include <sys/stat.h>
 #include <ctype.h>
 
+#if CUPS_VERSION_MAJOR == 2 && CUPS_VERSION_MINOR < 5
+# define cupsGetError cupsGetLastError
+# define cupsGetErrorString cupsGetLastErrorString
+#endif // CUPS_VERSION_MAJOR == 2 && CUPS_VERSION_MINOR < 5
 
 
 /*
@@ -497,7 +501,7 @@ file_find_check(const char *filename)	/* I - File or URL */
  if ((http = httpConnect2(connhost, connport, NULL, AF_UNSPEC, encryption, 1, 30000, NULL)) == NULL)
 {
  progress_hide();
- progress_error(HD_ERROR_NETWORK_ERROR, "Unable to connect to %s:%d", connhost, connport);
+ progress_error(HD_ERROR_NETWORK_ERROR, "Unable to connect to %s:%d - %s", connhost, connport, cupsGetErrorString());
  return (NULL);
  }
  }