"{fmt} is an open-source formatting library for C++. It can be used as a safe and fast alternative to (s)printf and iostreams."
See {fmt} documentation for usage and details.
Note: This is the source code for the build2 package of the {fmt} C++ library,
the actual library sources snapshot can be found in the ./upstream/ submodule.
Configuration Options:
config.fmt.enable_modules : Set to true to build and provide the fmt C++ modules. If the compiler and C++ version don't support C++ modules (which is C++ > 20), this will result in a compilation failure. Set to true if $cxx.features.modules == true which means the configuration is set to enable C++ modules, false otherwise.
Reviews
Builds
| toolchain |
public-0.17.0 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-msvc_17.10-static_O2 |
| timestamp |
2026-02-10 10:11:24 UTC (02 17:53:41 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-msvc_17.10-O2 |
| timestamp |
2026-02-10 10:10:03 UTC (02 17:55:02 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-msvc_17.10 |
| timestamp |
2026-02-10 10:09:12 UTC (02 17:55:53 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14-static_O3 |
| timestamp |
2026-02-09 10:45:38 UTC (03 17:19:27 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14-O3 |
| timestamp |
2026-02-09 10:45:07 UTC (03 17:19:58 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14-ndebug_O3 |
| timestamp |
2026-02-09 10:44:36 UTC (03 17:20:29 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14 |
| timestamp |
2026-02-09 10:41:22 UTC (03 17:23:43 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14-ndebug_O3 |
| timestamp |
2026-02-09 10:28:02 UTC (03 17:37:03 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-gcc_12-bindist |
| timestamp |
2026-02-09 10:27:19 UTC (03 17:37:46 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14-O3 |
| timestamp |
2026-02-09 10:26:27 UTC (03 17:38:38 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14-static_O3 |
| timestamp |
2026-02-09 10:25:22 UTC (03 17:39:43 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_ubuntu_24.04-gcc_13-bindist |
| timestamp |
2026-02-09 10:24:56 UTC (03 17:40:09 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-w64-mingw32 |
| tgt config |
windows_10-gcc_13.2_mingw_w64-O2 |
| timestamp |
2026-02-09 10:22:47 UTC (03 17:42:18 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-w64-mingw32 |
| tgt config |
windows_10-gcc_13.2_mingw_w64-static_O2 |
| timestamp |
2026-02-09 10:22:45 UTC (03 17:42:19 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-gcc_14 |
| timestamp |
2026-02-09 10:22:24 UTC (03 17:42:41 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_fedora_40-gcc_14-bindist |
| timestamp |
2026-02-09 10:21:34 UTC (03 17:43:31 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-w64-mingw32 |
| tgt config |
windows_10-gcc_13.2_mingw_w64 |
| timestamp |
2026-02-09 10:21:22 UTC (03 17:43:43 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-clang_18_llvm_msvc_17.10 |
| timestamp |
2026-02-09 10:20:01 UTC (03 17:45:03 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-clang_18_llvm_msvc_17.10-static_O2 |
| timestamp |
2026-02-09 10:20:01 UTC (03 17:45:03 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-clang_18_llvm_msvc_17.10-O2 |
| timestamp |
2026-02-09 10:18:20 UTC (03 17:46:45 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-msvc_17.8-O2 |
| timestamp |
2026-02-09 10:17:40 UTC (03 17:47:25 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-msvc_17.8-static_O2 |
| timestamp |
2026-02-09 10:17:06 UTC (03 17:47:59 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-msvc_17.8 |
| timestamp |
2026-02-09 10:16:12 UTC (03 17:48:53 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18_libc++ |
| timestamp |
2026-02-09 10:14:55 UTC (03 17:50:10 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18_libc++-static_O3 |
| timestamp |
2026-02-09 10:13:56 UTC (03 17:51:09 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-microsoft-win32-msvc14.3 |
| tgt config |
windows_10-clang_17_msvc_msvc_17.10 |
| timestamp |
2026-02-09 10:13:52 UTC (03 17:51:13 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18_libc++-O3 |
| timestamp |
2026-02-09 10:13:47 UTC (03 17:51:18 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-freebsd14.1 |
| tgt config |
freebsd_14-clang_18 |
| timestamp |
2026-02-09 10:13:26 UTC (03 17:51:39 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18-static_O3 |
| timestamp |
2026-02-09 10:13:12 UTC (03 17:51:53 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-freebsd14.1 |
| tgt config |
freebsd_14-clang_18-static_O3 |
| timestamp |
2026-02-09 10:13:05 UTC (03 17:52:00 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18-O3 |
| timestamp |
2026-02-09 10:12:39 UTC (03 17:52:25 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_18 |
| timestamp |
2026-02-09 10:11:47 UTC (03 17:53:18 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-freebsd14.1 |
| tgt config |
freebsd_14-clang_18-O3 |
| timestamp |
2026-02-09 10:11:40 UTC (03 17:53:25 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-freebsd13.3 |
| tgt config |
freebsd_13-clang_17 |
| timestamp |
2026-02-09 10:11:29 UTC (03 17:53:36 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-gcc_13.1 |
| timestamp |
2026-02-09 10:10:45 UTC (03 17:54:20 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_17 |
| timestamp |
2026-02-09 10:10:09 UTC (03 17:54:56 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-clang_17_libc++ |
| timestamp |
2026-02-09 10:10:07 UTC (03 17:54:58 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-clang_17_libc++ |
| timestamp |
2026-02-09 10:09:58 UTC (03 17:55:07 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-clang_17 |
| timestamp |
2026-02-09 10:08:56 UTC (03 17:56:08 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
aarch64-linux-gnu |
| tgt config |
linux_debian_12-gcc_13 |
| timestamp |
2026-02-09 10:06:31 UTC (03 17:58:34 days ago) |
| result |
error (configure) | log | rebuild |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-clang_18 |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-clang_18-O3 |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-clang_18-static_O3 |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-clang_18_libc++ |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-clang_18_libc++-O3 |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_debian_12-clang_18_libc++-static_O3 |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-linux-gnu |
| tgt config |
linux_fedora_39-gcc_13-bindist |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-apple-darwin22.5.0 |
| tgt config |
macos_13-clang_15.0 |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-clang_15.0 |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-clang_15.0-O3 |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-clang_15.0-static_O3 |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-gcc_14_homebrew |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-gcc_14_homebrew-O3 |
| result |
unbuilt |
| toolchain |
public-0.17.0 |
| target |
x86_64-apple-darwin23.5.0 |
| tgt config |
macos_14-gcc_14_homebrew-static_O3 |
| result |
unbuilt |