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new 417df286df GH-47539: [C++] Detect Snappy and bzip2 in Meson CI (#47540)
417df286df is described below
commit 417df286dfaf0a20280684fd0093e5fac589e42b
Author: William Ayd <[email protected]>
AuthorDate: Tue Sep 9 20:17:36 2025 -0400
GH-47539: [C++] Detect Snappy and bzip2 in Meson CI (#47540)
### Rationale for this change
This should help find system-provided installs of Snappy and bzip2, so that
they don't need to be built as subprojects
### What changes are included in this PR?
Changes to the Meson configuration to detect these libraries
### Are these changes tested?
Yes
### Are there any user-facing changes?
No
* GitHub Issue: #47539
Authored-by: Will Ayd <[email protected]>
Signed-off-by: Sutou Kouhei <[email protected]>
---
cpp/src/arrow/meson.build | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/cpp/src/arrow/meson.build b/cpp/src/arrow/meson.build
index 33a9c6ed40..3ea103da9e 100644
--- a/cpp/src/arrow/meson.build
+++ b/cpp/src/arrow/meson.build
@@ -223,7 +223,16 @@ endif
if needs_bz2
arrow_util_srcs += ['util/compression_bz2.cc']
- arrow_util_deps += dependency('bzip2')
+ bzip2 = cpp_compiler.find_library(
+ 'bz2',
+ has_headers: ['bzlib.h'],
+ required: false,
+ )
+ if bzip2.found()
+ arrow_util_deps += bzip2
+ else
+ arrow_util_deps += dependency('bzip2')
+ endif
endif
if needs_lz4
@@ -233,7 +242,7 @@ endif
if needs_snappy
arrow_util_srcs += ['util/compression_snappy.cc']
- arrow_util_deps += dependency('snappy')
+ arrow_util_deps += dependency('snappy', 'Snappy')
endif
if needs_zlib
