gnu: imgui: Add support for fontconfig and the C++ standard library.
* gnu/packages/toolkits.scm (imgui)[source]: Streamline snippet.
[arguments]: Use gexps.
[phases]{build}: Add include directive to fonconfig headers. Also build the
C++ sources found under the "misc" directory.
{install}: Install headers found under the "misc" directory.
[inputs]: Add fontconfig.
master
Maxim Cournoyer
parent
249e84943e
commit
7f981c53df
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@ -19,8 +19,10 @@
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu packages toolkits)
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#:use-module (gnu packages fontutils)
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#:use-module (gnu packages gl)
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#:use-module (gnu packages sdl)
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#:use-module (guix gexp)
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#:use-module ((guix licenses) #:prefix license:)
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#:use-module (guix packages)
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#:use-module (guix utils)
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@ -42,29 +44,30 @@
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"10qil22s5qak3as41787iz273sibpq1bq66bakgn7yvhj5fym6hz"))
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(modules '((guix build utils)))
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(snippet
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'(begin
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;; Remove bundled fonts.
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(delete-file-recursively "misc/fonts")))))
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;; Remove bundled fonts.
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'(delete-file-recursively "misc/fonts"))))
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(outputs '("out" "doc"))
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(build-system gnu-build-system)
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(arguments
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`(#:tests? #f ;no test suite
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#:modules ((guix build gnu-build-system)
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(list
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#:tests? #f ;no test suite
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#:modules '((guix build gnu-build-system)
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(guix build utils)
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(ice-9 ftw)
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(srfi srfi-26))
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#:phases
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(modify-phases %standard-phases
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(add-after 'unpack 'adjust-includes
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(lambda _
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(substitute* (find-files "." "(\\.cpp|\\.mm)$")
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(("#include <SDL")
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"#include <SDL2/SDL"))))
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(delete 'configure)
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(replace 'build
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(lambda _
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;; Build main library.
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(invoke ,(cc-for-target) "-I" (getcwd)
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#:phases
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#~(modify-phases %standard-phases
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(add-after 'unpack 'adjust-includes
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(lambda _
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(substitute* (find-files "." "(\\.cpp|\\.mm)$")
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(("#include <SDL")
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"#include <SDL2/SDL"))))
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(delete 'configure)
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(replace 'build
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(lambda* (#:key inputs #:allow-other-keys)
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;; Build main library.
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(apply invoke #$(cc-for-target) "-I" (getcwd)
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"-I" (search-input-directory inputs "include/freetype2")
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"-g" "-O2" "-fPIC" "-shared"
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"-lGL" "-lSDL2" "-lglfw"
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"-o" "libimgui.so"
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@ -76,30 +79,38 @@
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"backends/imgui_impl_glfw.cpp"
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"backends/imgui_impl_sdl.cpp"
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"backends/imgui_impl_opengl2.cpp"
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"backends/imgui_impl_opengl3.cpp")))
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(replace 'install
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(lambda* (#:key outputs #:allow-other-keys)
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(let* ((out (assoc-ref outputs "out"))
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(doc (assoc-ref outputs "doc"))
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(header? (cut string-suffix? ".h" <>))
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(imgui-headers (scandir "." header?))
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(backend-headers (find-files
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"backends"
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"(glfw|opengl|sdl|vulkan).*\\.h$")))
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(install-file "libimgui.so" (string-append out "/lib"))
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;; Install headers.
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(for-each (lambda (f)
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(install-file f (string-append out "/include/imgui")))
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imgui-headers)
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(for-each (lambda (f)
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(install-file f (string-append
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out "/include/imgui/backends")))
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backend-headers)
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;; Install examples.
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(copy-recursively
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"examples" (string-append
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doc "/share/imgui/examples"))))))))
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(inputs (list glfw mesa sdl2))
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"backends/imgui_impl_opengl3.cpp"
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;; Include wrappers for C++ standard library (STL) and
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;; fontconfig.
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(find-files "misc" "\\.cpp$"))))
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(replace 'install
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(lambda* (#:key outputs #:allow-other-keys)
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(let* ((out (assoc-ref outputs "out"))
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(doc (assoc-ref outputs "doc"))
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(header? (cut string-suffix? ".h" <>))
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(imgui-headers (scandir "." header?))
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(backend-headers (find-files
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"backends"
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"(glfw|opengl|sdl|vulkan).*\\.h$"))
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(misc-headers (find-files "misc" "\\.h$")))
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(install-file "libimgui.so" (string-append out "/lib"))
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;; Install headers.
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(for-each (lambda (f)
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(install-file f (string-append out "/include/imgui")))
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imgui-headers)
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(for-each (lambda (f)
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(install-file f (string-append
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out "/include/imgui/backends")))
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backend-headers)
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(for-each (lambda (f)
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(install-file f (string-append
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out "/include/imgui/" (dirname f))))
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misc-headers)
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;; Install examples.
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(copy-recursively
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"examples" (string-append
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doc "/share/imgui/examples"))))))))
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(inputs (list fontconfig glfw mesa sdl2))
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(home-page "https://github.com/ocornut/imgui")
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(synopsis "Immediate-mode C++ GUI library with minimal dependencies")
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(description "@code{dear imgui} (also know as ImGui) is a graphical user
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