0.2.36

2025-09-12

 * fix missing mz_compat.h when building against recent minizip-ng

2025-01-07

 * fixes by Tattersalt-Kanzaki to catch failed realloc() calls (#138)

2024-07-24

 * fixes by Václav Slavík to support modern MSVC

2024-05-25

 * fixed CMakeLists.txt to use EXPAT_INCLUDE_DIR instead of EXPAT_INCLUDE_DIRS (#108)
 * added -u option to xlsxio_xlsx2csv to use sheet numbers instead of sheet names (#118)

0.2.35

2023-08-03  Brecht Sanders  https://github.com/brechtsanders/

  * fix typos discovered by codespell (#122)

2023-05-30  Brecht Sanders  https://github.com/brechtsanders/

  * fix free of uninitialized pointer in xlsxioread_sheetlist_close() (#121)

0.2.34

2022-11-02  Brecht Sanders  https://github.com/brechtsanders/

  * PR from captaingroove to add minizip-ng support (#115)

0.2.33

2022-07-05  Brecht Sanders  https://github.com/brechtsanders/

  * PR from JackBoosY to export CMake targets automatically (to cmake folder under install path) (#105)

0.2.32

2022-04-15  Brecht Sanders  https://github.com/brechtsanders/

  * fixed crash issue when sheet name is NULL (#109)

0.2.31

2022-02-16  Brecht Sanders  https://github.com/brechtsanders/

  * changed free() to xlsxioread_free() in example_xlsxio_read.c (issue #73)

0.2.30

2021-09-01  Brecht Sanders  https://github.com/brechtsanders/

  * added .pc and .cmake file generation and installation to CMakeLists.txt

2021-03-12  Brecht Sanders  https://github.com/brechtsanders/

  * remove <AppVersion> tag from xlsxio_write.c and put version information in <Application> (issue #91)

2021-03-11  Brecht Sanders  https://github.com/brechtsanders/

  * fix CMakeLists.txt to generate and install pkg-config .pc files

2020-12-29  Viest  https://github.com/viest

  * added XLSXIOREAD_SKIP_HIDDEN_ROWS to xlsxio_read.h, skipping hidden rows is no longer the default setting

2020-12-29  akuhtr  https://github.com/akuhtr

  * fixed example in README.md to use xlsxioread_free() instead of free()

2020-07-12  Remi Collet  https://github.com/remicollet

  * added XLSXIO_VERSION_ID to xlsxio_version.h

0.2.29

2020-07-10  Brecht Sanders  https://github.com/brechtsanders/

  * only treat sheet as a table (with header rows) when XLSXIOREAD_SKIP_EXTRA_CELLS flag is used (issue #75)
  * added xlsxioread_free() to fix crashes when calling library build with different compiler (issue #73)

0.2.28

2020-07-06  Brecht Sanders  https://github.com/brechtsanders/

  * fixed issues with XLSXIOREAD_SKIP_EMPTY_CELLS/XLSXIOREAD_SKIP_EMPTY_ROWS/XLSXIOREAD_SKIP_ALL_EMPTY/XLSXIOREAD_SKIP_EXTRA_CELLS (issue #75)

0.2.27

2020-07-05  Brecht Sanders  https://github.com/brechtsanders/

  * fixed issues with XLSXIOREAD_SKIP_EMPTY_CELLS/XLSXIOREAD_SKIP_EMPTY_ROWS/XLSXIOREAD_SKIP_ALL_EMPTY (issue #74)

2020-05-08  Brecht Sanders  https://github.com/brechtsanders/

  * changed Makefile to also generate .def files to be included in Windows packages

2020-03-20  Brecht Sanders  https://github.com/brechtsanders/

  * accepted patch (#63) to add xlsxioread_sheet_last_column_index() and xlsxioread_sheet_flags()
  * when Doxygen is available HTML documentation is installed in {PREFIX}/share/xlsxio/html

0.2.26

2020-03-20  Brecht Sanders  https://github.com/brechtsanders/

  * accepted patch (#63) to add xlsxioread_sheet_last_column_index() and xlsxioread_sheet_flags()
  * added xlsxioread_sheet_last_row_index()

0.2.25

2020-03-20  Brecht Sanders  https://github.com/brechtsanders/

  * fixed memory leaks in xlsxioread_sheet_next_cell_int/xlsxioread_sheet_next_cell_float/xlsxioread_sheet_next_cell_datetime (issue #54)
  * added xml:space="preserve" to text cells to preserve spacing (issue #57)
  * ran valgrind tests on xlsxio_xlsx2csv and xlsxio_csv2xlsx
  * fixed memory leak in write_cell_data() in xlsxio_write.c (result of get_A1col was not freed)
  * rewrote get_A1col() in in xlsxio_write.c to avoid issues on platforms where multiple calls to va_start()/va_end() don't work

0.2.24

2020-03-19  Brecht Sanders  https://github.com/brechtsanders/

  * fixed memory leak (missing free(data->basepath) in main_sheet_get_sheetfile_callback when sheet filename not found)
  * added support for .xlsm, .xltx and .xltm files (thanks to coproc for suggesting this in issue #61)

0.2.23

2020-03-09  Brecht Sanders  https://github.com/brechtsanders/

  * fixed missing #include <stdio.h> in xlsxio_read.c, needed for sscanf()
  * fixed clang warning "format string is not a string literal" in xlsxio_write.c

0.2.22

2020-03-09  Brecht Sanders  https://github.com/brechtsanders/

  * fixed CMakeLists.txt issue where BUILD_XLSXIO_DLL was also defined for static libraries
  * added .travis.yml to allow building with Travis CI (on Linux)
  * changes to xlsxio_write.c to support minizip2

0.2.21

2018-12-14  Brecht Sanders  https://github.com/brechtsanders/

  * changes to xlsxio_read.c for better Microsoft Visual C++ support
  * added generation and installation of .def files when building with MinGW (can be used to generate Microsoft Visual C++ .lib files)
  * added information README.md about creating .lib files when using Microsoft Visual C++

0.2.20

2018-06-23  Brecht Sanders  https://github.com/brechtsanders/

  * fixed join_basepath_filename in xlsx_read.c to also support absolute paths (issue reported by Matthew James Briggs)
  * added CMake options to specify custom dependency paths: ZLIB_DIR/MINIZIP_DIR/LIBZIP_DIR/EXPAT_DIR (requested by Yann Ducruy)

0.2.19

2018-06-18  Brecht Sanders  https://github.com/brechtsanders/

  * fixed crash in xlsx_read.c when XML_Char_openzip is called with empty filename (crash reported by Matthew James Briggs)

2018-05-17  Brecht Sanders  https://github.com/brechtsanders/

  * fixed memory allocation issue when using minizip version of xlsx_read

0.2.18

2018-04-27  Brecht Sanders  https://github.com/brechtsanders/

  * fixed formatting issue with cell coordinates

0.2.17

2018-03-22  Brecht Sanders  https://github.com/brechtsanders/

  * fixed crash when trying to write to an existing .xlsx that is locked (e.g. opened in Excel)

0.2.16

2018-03-18  Brecht Sanders  https://github.com/brechtsanders/

  * fixed formatting issue with cell coordinates

0.2.15

2018-03-18  Brecht Sanders  https://github.com/brechtsanders/

  * removed "OPTIONAL_LINE_BREAK" from sheet1.xml in libxlsxio_write
  * fixed error when opening generated .xlsx files with Gnumeric (added row and cell coordinate references in sheet1.xml and cellStyleXfs in styles.xml)

0.2.14

2018-03-16  Brecht Sanders  https://github.com/brechtsanders/

  * fixed Makefile issues, now properly builds with WIDE=1
  * added build instructions to README.md
  * added example code to README.md

0.2.13

2018-03-16  Brecht Sanders  https://github.com/brechtsanders/

  * fixed hang on Windows when building release version with MinGW-64 (fixed by using stricmp instead of strcasecmp)
  * added CMake option WITH_WIDE to build UTF-16 library (libxlsxio_readw) - experimental, only tested on Windows

0.2.12

2018-03-15  Brecht Sanders  https://github.com/brechtsanders/

  * added support for minizip and made this the default instead of libzip
  * xlsxioread_open_memory() parameter data is no longer const void* but void* to allow free()
  * fixed Doxygen warnings
  * fixed CMake issues with Windows static libraries

2018-02-03  Brecht Sanders  https://github.com/brechtsanders/

  * modified Makefile to support WIDE=1 parameter to build UTF-16 library (libxlsxio_readw)

0.2.11

2017-12-31  Brecht Sanders  https://github.com/brechtsanders/

  * fixed CMakeLists.txt for proper DLL builds on Windows

2017-11-28  Brecht Sanders  https://github.com/brechtsanders/

  * fixed bug in XML_Char_poscpy when compiled for UTF-16 (thanks to https://github.com/dsmccall)

2017-11-16  Brecht Sanders  https://github.com/brechtsanders/

  * fixed minor memory leak whean cleaning up shared string list

2017-11-11  Brecht Sanders  https://github.com/brechtsanders/

  * added wchar_t support, requires building with -DXML_UNICODE and expat also built with -DXML_UNICODE
  * fixed memory issue in xlsxioread_process()

2017-11-09  Brecht Sanders  https://github.com/brechtsanders/

  * added xlsxioread_open_filehandle() to read file using file descriptor

0.2.10

2017-10-31  Brecht Sanders  https://github.com/brechtsanders/

  * added xlsxioread_open_memory() to read file from memory buffer
  * fixed xlsxio_read_sharedstrings.c not being compiled in Makefile

0.2.9

2017-07-12  Brecht Sanders  https://github.com/brechtsanders/

  * use strcasecmp instead of stricmp
  * move shared strings functionality from xlsxio_read.c to separate file

0.2.8

2016-10-24  Brecht Sanders  https://github.com/brechtsanders/

  * skip issue where "(null)" is written if cell data is NULL
  * limit sheet name to 31 characters

0.2.7

2016-09-03  Brecht Sanders  https://github.com/brechtsanders/

  * skip phonetic data in <rPh> tag also in shared strings

0.2.6

2016-08-31  Brecht Sanders  https://github.com/brechtsanders/

  * skip phonetic data in <rPh> tag (often used in Asian spreadsheets)

0.2.5

2016-06-28  Brecht Sanders  https://github.com/brechtsanders/

  * fix reading data from cells with mixed formatting (thanks to bcTekGuy)

2016-06-16  Brecht Sanders  https://github.com/brechtsanders/

  * use correct formula for calculating column widths
  * add -d parameter to xlsxio_csv2xlsx

0.2.4

2016-05-12  Brecht Sanders  https://github.com/brechtsanders/

  * fixed crash in xlsxioread_sheetlist_close() when parameter is NULL

0.2.3

2016-05-11  Brecht Sanders  https://github.com/brechtsanders/

  * fixed CMake build to use proper static/shared defines
  * reintroduce DLL_EXPORT_XLSXIO in .c files except for Visual C

0.2.2

2016-05-07  Brecht Sanders  https://github.com/brechtsanders/

  * fixed some compiler warnings
  * only use DLL_EXPORT_XLSXIO in .h files (removed from .c files)

0.2.1

2016-05-05  Brecht Sanders  https://github.com/brechtsanders/

  * added CMake BUILD_DOCUMENTATION option (defaults to ON if Doxygen is detected)
  * workaround for missing stdint.h/unistd.h on Visual C
  * removed -pthread when building for Apple
  * released Windows binaries (32-bit and 64-bit)

0.2.0

2016-04-28  Brecht Sanders  https://github.com/brechtsanders/

  * added CMake support and tested on multiple platforms:
      + Windows 10 with MinGW compiler using MSYS shell
      + Debian Linux 8.4
      + OS X 10.11.3

2016-04-25  Brecht Sanders  https://github.com/brechtsanders/

  * added lastModifiedBy property (set to "libxlsxio_write <version>")

2016-04-16  Brecht Sanders  https://github.com/brechtsanders/

  * example C++ classes: XLSXIOWriter, XLSXIOReader, XLSXIOReaderSheet

2016-04-11  Brecht Sanders  https://github.com/brechtsanders/

  * added more comments in example files
  * renamed the following for better naming consistency:
      + XLSXIO_READ_NAME to XLSXIOREAD_NAME
      + XLSXIO_READ_FULLNAME to XLSXIOREAD_FULLNAME
      + XLSXIO_WRITE_NAME to XLSXIOWRITE_NAME
      + XLSXIO_WRITE_FULLNAME to XLSXIOWRITE_FULLNAME
  * added support to xlsxio_csv2xlsx to use - as standard input

0.1.9

2016-04-10  Brecht Sanders  https://github.com/brechtsanders/

  * added xlsxio_csv2xlsx command line utility
  * fixed warning in xlsxio_xlsx2csv when compiling with clang

0.1.8

2016-04-07  Brecht Sanders  https://github.com/brechtsanders/

  * fixed issue with callback data pointer in row callback function
  * added xlsxio_xlsx2csv command line utility

0.1.7

2016-03-28  Brecht Sanders  https://github.com/brechtsanders/

  * changed integer type to int64_t in xlsxiowrite_add_cell_int() and xlsxioread_sheet_next_cell_int()

0.1.6

2016-03-24  Brecht Sanders  https://github.com/brechtsanders/

  * delete destination file before writing to it
  * fixed corruption issue when closing if no rows were written

0.1.5

2016-03-20  Brecht Sanders  https://github.com/brechtsanders/

  * fixed issue with detecting width of columns with NULL data
  * changed width detection to only count first line of multiline data
  * fixed issue with inserting empty rows
  * only freezes top row when columns were specified

0.1.4

2016-03-19  Brecht Sanders  https://github.com/brechtsanders/

  * optimized code for writing cell data
  * added width parameter to xlsxiowrite_add_column()
  * added column width detection and xlsxiowrite_set_detection_rows()
  * added xlsxiowrite_set_row_height()

0.1.3

2016-03-17  Brecht Sanders  https://github.com/brechtsanders/

  * now reading ignores hidden rows
  * added support for writing column names: xlsxiowrite_add_column()
  * simplified xlsxio_write.c by using FILE* handles
  * added sheetname parameter to xlsxiowrite_open()

0.1.2

2016-03-15  Brecht Sanders  https://github.com/brechtsanders/

	* added xlsxioread_sheetlist_ functions for getting worksheet names
	* fixed Excel error: "That command cannot be used on multiple selections"
	* use simpler folder structure inside .xlsx file

0.1.1

2016-03-13  Brecht Sanders  https://github.com/brechtsanders/

	* added header file with version information
	* additional functions for reading cells (integer, floating point, date/time)

2016-03-12  Brecht Sanders  https://github.com/brechtsanders/

	* add support multiline text fields
	* set date/time value to proper display format

2016-03-09  Brecht Sanders  https://github.com/brechtsanders/

	* add support for reading next row without having read all columns
	* additional functions for writing cells (integer, floating point, date/time)
	* added encoding of special XML characters in string data

0.1.0

2016-03-08  Brecht Sanders  https://github.com/brechtsanders/

	* initial release of working version