Migrate to {{ stdlib("c") }} (#164)

The `sysroot*` syntax is getting phased out (conda-forge/conda-forge.github.io#2102).
The recommendation is to move to `{{ stdlib("c") }}`.

Ref rapidsai/build-planning#39

Authors:
  - Philip Hyunsu Cho (https://github.com/hcho3)

Approvers:
  - Bradley Dice (https://github.com/bdice)
  - https://github.com/jakirkham
  - Ray Douglass (https://github.com/raydouglass)

URL: #164

conda/recipes/libwholegraph/conda_build_config.yaml

@@ -25,5 +25,8 @@ gtest_version:
 gmock_version:
   - ">=1.13.0"
 
-sysroot_version:
+c_stdlib:
+  - sysroot
+
+c_stdlib_version:
   - "2.17"

conda/recipes/libwholegraph/meta.yaml

@@ -1,4 +1,4 @@
-# Copyright (c) 2019-2023, NVIDIA CORPORATION.
+# Copyright (c) 2019-2024, NVIDIA CORPORATION.
 
 {% set version = environ['RAPIDS_PACKAGE_VERSION'].lstrip('v') + environ.get('VERSION_SUFFIX', '') %}
 {% set minor_version = version.split('.')[0] + '.' + version.split('.')[1] %}
@@ -49,7 +49,7 @@ requirements:
     - cuda-version ={{ cuda_version }}
     - cmake {{ cmake_version }}
     - ninja
-    - sysroot_{{ target_platform }} {{ sysroot_version }}
+    - {{ stdlib("c") }}
   host:
     {% if cuda_major == "11" %}
     - cudatoolkit

conda/recipes/pylibwholegraph/conda_build_config.yaml

@@ -16,5 +16,8 @@ cmake_version:
 scikit_build_core_version:
   - ">=0.7.0"
 
-sysroot_version:
+c_stdlib:
+  - sysroot
+
+c_stdlib_version:
   - "2.17"

conda/recipes/pylibwholegraph/meta.yaml

@@ -54,7 +54,7 @@ requirements:
     - cmake {{ cmake_version }}
     - ninja
     - doxygen =1.8.20
-    - sysroot_{{ target_platform }} {{ sysroot_version }}
+    - {{ stdlib("c") }}
   host:
     - cuda-version ={{ cuda_version }}
     {% if cuda_major == "11" %}