[EEschema][Export][Added] Workaround for KiCad bugs #20448 + #20453

- #20448 KiCad 9 created sch without pages for new projects
- #20453 kicad-cli doesn't report a fail when selecting a bogus page to print

See INTI-CMNB/KiDiff#16

Author: set-soft

CHANGELOG.md

@@ -5,6 +5,13 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 
+## [2.3.5] - UNRELEASED
+### Added
+- Workaround for KiCad bugs #20448 + #20453
+  - #20448 KiCad 9 created sch without pages for new projects
+  - #20453 kicad-cli doesn't report a fail when selecting a bogus page to print
+
+
 ## [2.3.4] - 2025-02-24
 ### Added
 - KiCad 9 support and optimizations

src/eeschema_do

@@ -248,7 +248,12 @@ def eeschema_plot_schematic_cli(cfg):
     if cfg.ki9 and cfg.default_font:
         cmd.extend(['--default-font', cfg.default_font])
     cmd.append(cfg.input_file)
-    run_command(cmd)
+    res = run_command(cmd)
+    # KiCad bug: #20448 empty schematic without pages + #20453 that returns 0 on fail
+    if 'No sheets to plot' in res and not cfg.all_pages and cfg.ki8:
+        logger.warning('No pages printed, trying to print all')
+        index = cmd.index('--pages')
+        run_command(cmd[:index]+cmd[index+2:])
 
 
 def eeschema_plot_schematic(cfg):