From 06566796fdc70a89c759803b7734bbb01e590a59 Mon Sep 17 00:00:00 2001
From: Dongdong Tian <seisman.info@gmail.com>
Date: Sun, 27 Jul 2025 12:16:01 +0800
Subject: [PATCH] Bump the GMT version to 6.6.0 in CI

---
 .github/workflows/benchmarks.yml       | 2 +-
 .github/workflows/cache_data.yaml      | 2 +-
 .github/workflows/ci_docs.yml          | 2 +-
 .github/workflows/ci_doctests.yaml     | 2 +-
 .github/workflows/ci_tests.yaml        | 2 +-
 .github/workflows/ci_tests_legacy.yaml | 2 +-
 ci/requirements/docs.yml               | 2 +-
 doc/conf.py                            | 4 ++--
 environment.yml                        | 2 +-
 9 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/.github/workflows/benchmarks.yml b/.github/workflows/benchmarks.yml
index 9c75464c84f..fbd7c8b6a3e 100644
--- a/.github/workflows/benchmarks.yml
+++ b/.github/workflows/benchmarks.yml
@@ -55,7 +55,7 @@ jobs:
           # environment cache is persistent for one week.
           cache-environment-key: micromamba-environment-${{ steps.date.outputs.date }}
           create-args: >-
-            gmt=6.5.0
+            gmt=6.6.0
             python=3.13
             numpy
             pandas
diff --git a/.github/workflows/cache_data.yaml b/.github/workflows/cache_data.yaml
index a02c3f2abfe..1e8138a42f5 100644
--- a/.github/workflows/cache_data.yaml
+++ b/.github/workflows/cache_data.yaml
@@ -51,7 +51,7 @@ jobs:
           environment-name: pygmt
           create-args: >-
             python=3.13
-            gmt=6.5.0
+            gmt=6.6.0
             numpy
             pandas
             xarray
diff --git a/.github/workflows/ci_docs.yml b/.github/workflows/ci_docs.yml
index 5f031fd93d9..513f8ad1587 100644
--- a/.github/workflows/ci_docs.yml
+++ b/.github/workflows/ci_docs.yml
@@ -91,7 +91,7 @@ jobs:
           cache-environment-key: micromamba-environment-${{ steps.date.outputs.date }}
           create-args: >-
             python=3.13
-            gmt=6.5.0
+            gmt=6.6.0
             ghostscript=10.04.0
             numpy
             pandas
diff --git a/.github/workflows/ci_doctests.yaml b/.github/workflows/ci_doctests.yaml
index 4a45f143d62..4cf4fea2e81 100644
--- a/.github/workflows/ci_doctests.yaml
+++ b/.github/workflows/ci_doctests.yaml
@@ -50,7 +50,7 @@ jobs:
           environment-name: pygmt
           create-args: >-
             python=3.13
-            gmt=6.5.0
+            gmt=6.6.0
             numpy
             pandas
             xarray
diff --git a/.github/workflows/ci_tests.yaml b/.github/workflows/ci_tests.yaml
index 3e954662f69..1db82669821 100644
--- a/.github/workflows/ci_tests.yaml
+++ b/.github/workflows/ci_tests.yaml
@@ -124,7 +124,7 @@ jobs:
           cache-environment-key: micromamba-environment-${{ steps.date.outputs.date }}
           create-args: >-
             python=${{ matrix.python-version }}${{ matrix.optional-packages }}
-            gmt=6.5.0
+            gmt=6.6.0
             ghostscript=10.04.0
             numpy=${{ matrix.numpy-version }}
             pandas${{ matrix.pandas-version }}
diff --git a/.github/workflows/ci_tests_legacy.yaml b/.github/workflows/ci_tests_legacy.yaml
index 6add2a47705..ff2f9f357ec 100644
--- a/.github/workflows/ci_tests_legacy.yaml
+++ b/.github/workflows/ci_tests_legacy.yaml
@@ -37,7 +37,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-22.04, ubuntu-22.04-arm, macos-14, windows-2022]
-        gmt_version: ['6.4']
+        gmt_version: ['6.4', '6.5']
     timeout-minutes: 30
     defaults:
       run:
diff --git a/ci/requirements/docs.yml b/ci/requirements/docs.yml
index efde2e0f620..e22f29d30e3 100644
--- a/ci/requirements/docs.yml
+++ b/ci/requirements/docs.yml
@@ -5,7 +5,7 @@ channels:
 dependencies:
     # Required dependencies
     - python=3.13
-    - gmt=6.5.0
+    - gmt=6.6.0
     - ghostscript=10.04.0
     - numpy
     - pandas
diff --git a/doc/conf.py b/doc/conf.py
index c3a7bd78562..c9558797ceb 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -101,8 +101,8 @@
 
 # Options for extlinks.
 extlinks = {
-    "gmt-docs": ("https://docs.generic-mapping-tools.org/6.5/%s", None),
-    "gmt-term": ("https://docs.generic-mapping-tools.org/6.5/gmt.conf#term-%s", "%s"),
+    "gmt-docs": ("https://docs.generic-mapping-tools.org/6.6/%s", None),
+    "gmt-term": ("https://docs.generic-mapping-tools.org/6.6/gmt.conf#term-%s", "%s"),
     "gmt-datasets": ("https://www.generic-mapping-tools.org/remote-datasets/%s", None),
 }
 
diff --git a/environment.yml b/environment.yml
index f9fbe025aac..5be07c1e636 100644
--- a/environment.yml
+++ b/environment.yml
@@ -5,7 +5,7 @@ channels:
 dependencies:
     - python>=3.11
     # Required dependencies
-    - gmt=6.5.0
+    - gmt=6.6.0
     - ghostscript=10.04.0
     - numpy>=1.26
     - pandas>=2.1