[libtommath] Install pc file, cleanup (#51362)

ports/libtommath/bcrypt.patch

@@ -1,8 +1,8 @@
 diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 6b5c73c..77ca1f5 100644
 --- a/CMakeLists.txt
 +++ b/CMakeLists.txt
-@@ -22,8 +22,10 @@
- #-----------------------------------------------------------------------------
+@@ -23,6 +23,8 @@ set(PACKAGE_RELEASE_VERSION 1)
  include(GNUInstallDirs)
  include(CheckIPOSupported)
  include(CMakePackageConfigHelpers)
@@ -11,32 +11,30 @@ diff --git a/CMakeLists.txt b/CMakeLists.txt
  # default is "No tests"
  option(BUILD_TESTING "" OFF)
  include(CTest)
- include(sources.cmake)
-@@ -118,8 +120,19 @@
- target_link_options(${PROJECT_NAME} BEFORE PRIVATE
+@@ -119,6 +121,18 @@ target_link_options(${PROJECT_NAME} BEFORE PRIVATE
      ${LTM_LD_FLAGS}
  )
  
 +if(MSVC)
 +    cmake_push_check_state()
 +    set(CMAKE_REQUIRED_LIBRARIES bcrypt)
-+    check_symbol_exists(BCryptGenRandom "Windows.h;bcrypt.h" BCRYPT_AVAILABLE)
++    check_symbol_exists(BCryptGenRandom "windows.h;bcrypt.h" BCRYPT_AVAILABLE)
 +    cmake_pop_check_state()
 +    if(BCRYPT_AVAILABLE)
 +        target_compile_definitions(${PROJECT_NAME} PRIVATE LTM_WIN32_BCRYPT)
 +        target_link_libraries(${PROJECT_NAME} PRIVATE bcrypt)
++        string(APPEND PC_LIBS_PRIVATE -lbcrypt)
 +    endif()
 +endif()
 +
  set(PUBLIC_HEADERS tommath.h)
  set(C89 False CACHE BOOL "(Usually maintained automatically) Enable when the library is in c89 mode to package the correct header files on install")
  if(C89)
-     list(APPEND PUBLIC_HEADERS tommath_c89.h)
 diff --git a/bn_s_mp_rand_platform.c b/bn_s_mp_rand_platform.c
+index 27339bf..097f7be 100644
 --- a/bn_s_mp_rand_platform.c
 +++ b/bn_s_mp_rand_platform.c
-@@ -28,8 +28,19 @@
- #endif
+@@ -29,6 +29,17 @@ static mp_err s_read_arc4random(void *p, size_t n)
  
  #define WIN32_LEAN_AND_MEAN
  #include <windows.h>
@@ -54,9 +52,7 @@ diff --git a/bn_s_mp_rand_platform.c b/bn_s_mp_rand_platform.c
  #include <wincrypt.h>
  
  static mp_err s_read_wincsp(void *p, size_t n)
- {
-@@ -45,8 +56,9 @@
-       hProv = h;
+@@ -46,6 +57,7 @@ static mp_err s_read_wincsp(void *p, size_t n)
     }
     return CryptGenRandom(hProv, (DWORD)n, (BYTE *)p) == TRUE ? MP_OKAY : MP_ERR;
  }
@@ -64,4 +60,13 @@ diff --git a/bn_s_mp_rand_platform.c b/bn_s_mp_rand_platform.c
  #endif /* WIN32 */
  
  #if !defined(BN_S_READ_WINCSP_C) && defined(__linux__) && defined(__GLIBC_PREREQ)
- #if __GLIBC_PREREQ(2, 25)
+diff --git a/libtommath.pc.in b/libtommath.pc.in
+index 7ce50fd..4b8e5fa 100644
+--- a/libtommath.pc.in
++++ b/libtommath.pc.in
+@@ -6,4 +6,5 @@ Name: LibTomMath
+ Description: public domain library for manipulating large integer numbers
+ Version: @PROJECT_VERSION@
+ Libs: -L${libdir} -ltommath
++Libs.private: @PC_LIBS_PRIVATE@
+ Cflags: -I${includedir}

ports/libtommath/pkgconfig.diff

@@ -0,0 +1,13 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 0b84e79..6b5c73c 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -168,7 +168,7 @@ install(TARGETS ${PROJECT_NAME}
+ )
+ 
+ # Install libtommath.pc for pkg-config if we build a shared library
+-if(BUILD_SHARED_LIBS)
++if(1)
+     # Let the user override the default directory of the pkg-config file (usually this shouldn't be required to be changed)
+     set(CMAKE_INSTALL_PKGCONFIGDIR "${CMAKE_INSTALL_LIBDIR}/pkgconfig" CACHE PATH "Folder where to install .pc files")
+ 

ports/libtommath/portfile.cmake

@@ -5,6 +5,7 @@ vcpkg_from_github(
     SHA512 3dbd7053a670afa563a069a9785f1aa4cab14a210bcd05d8fc7db25bd3dcce36b10a3f4f54ca92d75a694f891226f01bdf6ac15bacafeb93a8be6b04c579beb3
     HEAD_REF develop
     PATCHES
+        pkgconfig.diff
         bcrypt.patch
         import-lib.patch
         has-set-double.patch # Remove in next release.
@@ -18,8 +19,8 @@ vcpkg_cmake_install()
 vcpkg_copy_pdbs()
 vcpkg_cmake_config_fixup(CONFIG_PATH "lib/cmake/${PORT}")
 vcpkg_fixup_pkgconfig()
-vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/LICENSE")
 
-file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/usage" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")
 file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include")
 file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/share")
+
+vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/LICENSE")

ports/libtommath/usage

@@ -1,9 +0,0 @@
-libtommath provides CMake targets:
-
-  find_package(libtommath CONFIG REQUIRED)
-  target_link_libraries(main PRIVATE libtommath)
-
-libtommath provides pkg-config modules:
-
-  # public domain library for manipulating large integer numbers
-  libtommath

ports/libtommath/vcpkg.json

@@ -1,7 +1,7 @@
 {
   "name": "libtommath",
   "version": "1.3.0",
-  "port-version": 2,
+  "port-version": 3,
   "description": "LibTomMath is a free open source portable number theoretic multiple-precision integer library written entirely in C.",
   "homepage": "https://www.libtom.net/LibTomMath/",
   "dependencies": [

versions/baseline.json

@@ -5718,7 +5718,7 @@
     },
     "libtommath": {
       "baseline": "1.3.0",
-      "port-version": 2
+      "port-version": 3
     },
     "libtorch": {
       "baseline": "2.7.1",

versions/l-/libtommath.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "8c4b429fb5503880f905636d43045d9314be4a42",
+      "version": "1.3.0",
+      "port-version": 3
+    },
     {
       "git-tree": "22eed88d2b6d6ed3b4534de9bf87900e67050394",
       "version": "1.3.0",