Prep for release 1.2.4.

Changes.txt

@@ -3,9 +3,9 @@
 
 ## Information for Packagers
 
-- This is serial version 1.2.3. This is not a semver version number.
+- This is serial version 1.2.4. This is not a semver version number.
 
-- This is shared object library version `libxlsxwriter.so.10`. This should be
+- This is shared object library version `libxlsxwriter.so.11`. This should be
   updated automatically via `make` and `cmake` as part of the build process.
   This version contains ABI changes since the previous release.
 
@@ -13,6 +13,38 @@
   build process.
 
 
+## 1.2.4 Jan 6 2026
+
+- Added validation of `lxw_datetime` fields to ensure that they are
+  within Excel's allowable ranges.
+
+  Issue [#491][gh_491].
+
+  [gh_491]: https://github.com/jmcnamara/libxlsxwriter/issues/491
+
+- Fixed an issue where setting the x or y scales to math.h
+  `INFINITY` resulted in an infinite loop.
+
+  Issue [#490][gh_490].
+
+  [gh_490]: https://github.com/jmcnamara/libxlsxwriter/issues/490
+
+- Added validation checks for various enum values.
+
+  Issue [#487][gh_487].
+
+  [gh_487]: https://github.com/jmcnamara/libxlsxwriter/issues/487
+
+- Fixed handling of invalid chart types.
+
+  Issue [#486][gh_486].
+
+  [gh_486]: https://github.com/jmcnamara/libxlsxwriter/issues/486
+
+- zig: Updated to Zig 0.15.0. Also, Zig build refactored for compatibility with
+  v0.15.1 - 0.16.0-dev.
+
+
 ## 1.2.3 Jun 30 2025
 
 - Added support for handling dates in the Excel 1904 epoch. See
@@ -56,19 +88,6 @@
 
 - Fix buffer overflow in Table formula expansion.
 
-### Packagers:
-
-- This is serial version 1.2.1. This is not a semver version.
-
-- This is shared object library version `libxlsxwriter.so.8`. This should be
-  updated automatically via `make` and `cmake` as part of the build process.
-
-- This version tries to improve the overall `cmake` build process when using
-  minizip via the `-DUSE_SYSTEM_MINIZIP=ON` configuration option.
-
-- Please report any downstream patches back upstream to help improve the overall
-  build process.
-
 
 ## 1.2.0 January 11 2025
 

include/xlsxwriter.h

@@ -19,8 +19,8 @@
 #include "xlsxwriter/format.h"
 #include "xlsxwriter/utility.h"
 
-#define LXW_VERSION "1.2.3"
-#define LXW_VERSION_ID 123
-#define LXW_SOVERSION "10"
+#define LXW_VERSION "1.2.4"
+#define LXW_VERSION_ID 124
+#define LXW_SOVERSION "11"
 
 #endif /* __LXW_XLSXWRITER_H__ */

libxlsxwriter.podspec

@@ -1,9 +1,9 @@
 Pod::Spec.new do |s|
   s.name                  = "libxlsxwriter"
-  s.version               = "1.2.3"
+  s.version               = "1.2.4"
   s.summary               = "Libxlsxwriter: A C library for creating Excel XLSX files."
-  s.ios.deployment_target = "12.0"
-  s.osx.deployment_target = "10.13"
+  s.ios.deployment_target = "26.1"
+  s.osx.deployment_target = "26.2"
 
   s.description           = <<-DESC
                             Libxlsxwriter is a C library that can be used to write text, numbers, formulas and hyperlinks to multiple worksheets in an Excel 2007+ XLSX file.