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new e6adb62b3d7 MINOR: [Docs][C++] Fix Sphinx building html warning
(#51672)
e6adb62b3d7 is described below
commit e6adb62b3d7d3d89064c52a9605cfc98ac4b7e16
Author: tadeja <[email protected]>
AuthorDate: Thu Oct 1 12:38:43 2026 +0200
MINOR: [Docs][C++] Fix Sphinx building html warning (#51672)
### Rationale for this change
Fix Sphinx building [html]
[warning](https://github.com/apache/arrow/actions/runs/36743843708/job/109984877241#step:7:5190)
```
/build/python/docs/source/cpp/api/filesystem.rst:81: WARNING:
doxygenfunction: Unable to resolve function "arrow::fs::InitializeS3" with
arguments "(const S3GlobalOptions&)".
Candidate function could not be parsed. Parsing error is
...
ARROW_S3_EXPORT Status InitializeS3 (const S3GlobalOptions &options)
```
### What changes are included in this PR?
Add new macro `ARROW_S3_EXPORT` to the PREDEFINED list in `Doxyfile`
### Are these changes tested?
Yes.
### Are there any user-facing changes?
No.
### Was AI used for this PR?
**PR code and description written by:**
- [X] Human
- [ ] AI
**Reviewed before submission by:**
- [X] Human
- [ ] AI
- [ ] Not reviewed
Authored-by: Tadeja Kadunc <[email protected]>
Signed-off-by: Raúl Cumplido <[email protected]>
---
cpp/apidoc/Doxyfile | 1 +
1 file changed, 1 insertion(+)
diff --git a/cpp/apidoc/Doxyfile b/cpp/apidoc/Doxyfile
index 82688718d92..8e81710cc69 100644
--- a/cpp/apidoc/Doxyfile
+++ b/cpp/apidoc/Doxyfile
@@ -2484,6 +2484,7 @@ PREDEFINED = __attribute__(x)= \
ARROW_EXTERN_TEMPLATE= \
ARROW_FLIGHT_EXPORT= \
ARROW_FLIGHT_SQL_EXPORT= \
+ ARROW_S3_EXPORT= \
ARROW_SUPPRESS_DEPRECATION_WARNING= \
ARROW_UNSUPPRESS_DEPRECATION_WARNING= \
GANDIVA_EXPORT= \