+libssh (#479)

* +libssh

* include the .a file for static linking

projects/libssh.org/package.yml

@@ -0,0 +1,47 @@
+distributable:
+  url: https://www.libssh.org/files/{{ version.major }}.{{ version.minor }}/libssh-{{ version }}.tar.xz 
+  strip-components: 1
+
+versions:
+  - 0.10.4
+
+dependencies:
+  openssl.org: ^1.1
+
+build:
+  dependencies:
+    tea.xyz/gx/make: '*'
+    tea.xyz/gx/cc: '*'
+    cmake.org: ^3
+  working-directory: build
+  script: |
+    cmake .. $ARGS
+    make install
+    mv src/libssh.a {{ prefix }}/lib
+  env:
+    ARGS:
+      - -DBUILD_STATIC_LIB=ON
+      - -DWITH_SYMBOL_VERSIONING=OFF
+      - -DCMAKE_BUILD_TYPE=Release 
+      - -DCMAKE_INSTALL_PREFIX={{prefix}}
+
+test:
+  dependencies:
+    tea.xyz/gx/cc: '*'
+  script: |
+    mv $FIXTURE test.c
+    gcc test.c -lssh -o test
+    ./test
+  fixture: |
+    #include <libssh/libssh.h>
+    #include <stdlib.h>
+    int main()
+    {
+      ssh_session my_ssh_session = ssh_new();
+      if (my_ssh_session == NULL)
+        exit(-1);
+      ssh_free(my_ssh_session);
+      return 0;
+    }
+
+