Remove recipe for RocksDB and add recipe for Snappy

.github/workflows/nix.yml

@@ -69,8 +69,8 @@ jobs:
         with:
             path: ${{ steps.conan-cache.outputs.dir }}
             key: ${{ hashFiles('~/.conan/profiles/default', 'conanfile.py', 'external/rocksdb/*', '.github/workflows/nix.yml') }}
-      - name: export RocksDB
-        run: conan export external/rocksdb
+      - name: export Snappy
+        run: conan export external/snappy snappy/1.1.9@
       - name: install dependencies
         run: |
           mkdir ${build_dir}

.github/workflows/windows.yml

@@ -69,8 +69,8 @@ jobs:
         with:
             path: ${{ steps.conan-cache.outputs.dir }}
             key: ${{ hashFiles('~/.conan/profiles/default', 'conanfile.py', 'external/rocksdb/*', '.github/workflows/windows.yml') }}
-      - name: export RocksDB
-        run: conan export external/rocksdb
+      - name: export Snappy
+        run: conan export external/snappy snappy/1.1.9@
       - name: install dependencies
         run: |
           mkdir $env:build_dir

BUILD.md

@@ -243,7 +243,7 @@ The first is for a single-configuration generator (e.g. Unix Makefiles) on
 Linux or MacOS:
 
 ```
-conan export external/rocksdb
+conan export external/snappy snappy/1.1.9@
 mkdir .build
 cd .build
 conan install .. --output-folder . --build missing --settings build_type=Release
@@ -256,7 +256,7 @@ The second is for a multi-configuration generator (e.g. Visual Studio) on
 Windows:
 
 ```
-conan export external/rocksdb
+conan export external/snappy snappy/1.1.9@
 mkdir .build
 cd .build
 conan install .. --output-folder . --build missing --settings build_type=Release --settings compiler.runtime=MT
@@ -270,10 +270,10 @@ cmake --build . --config Debug
 
 Now to explain the individual steps in each example:
 
-1. Export our [Conan recipe for RocksDB](./external/rocksdb).
+1. Export our [Conan recipe for Snappy](./external/snappy).
 
-    It builds version 6.27.3, which, as of July 8, 2022,
-    is not available in [Conan Center](https://conan.io/center/rocksdb).
+    It does not explicitly link the C++ standard library,
+    which allows us to statically link it.
 
 1. Create a build directory (and move into it).
 

external/snappy/conandata.yml

@@ -0,0 +1,16 @@
+sources:
+  "1.1.9":
+    url: "https://github.com/google/snappy/archive/1.1.9.tar.gz"
+    sha256: "75c1fbb3d618dd3a0483bff0e26d0a92b495bbe5059c8b4f1c962b478b6e06e7"
+  "1.1.8":
+    url: "https://github.com/google/snappy/archive/1.1.8.tar.gz"
+    sha256: "16b677f07832a612b0836178db7f374e414f94657c138e6993cbfc5dcc58651f"
+  "1.1.7":
+    url: "https://github.com/google/snappy/archive/1.1.7.tar.gz"
+    sha256: "3dfa02e873ff51a11ee02b9ca391807f0c8ea0529a4924afa645fbf97163f9d4"
+patches:
+  "1.1.9":
+    - patch_file: "patches/1.1.9-0001-fix-inlining-failure.patch"
+    - patch_file: "patches/1.1.9-0002-no-Werror.patch"
+    - patch_file: "patches/1.1.9-0003-fix-clobber-list-older-llvm.patch"
+    - patch_file: "patches/1.1.9-0004-rtti-by-default.patch"