[Mesa-dev] [PATCH 1/4] configure.ac: Define HAVE_ZLIB if zlib is found

Jordan Justen jordan.l.justen at intel.com
Fri Nov 10 18:24:36 UTC 2017


Cc: Emil Velikov <emil.velikov at collabora.com>
Cc: Dylan Baker <dylan at pnwbakers.com>
Signed-off-by: Jordan Justen <jordan.l.justen at intel.com>
---
 configure.ac | 6 +++++-
 meson.build  | 6 +++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 411c4f6b3e0..213cfe132fb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -900,7 +900,11 @@ dnl See if posix_memalign is available
 AC_CHECK_FUNC([posix_memalign], [DEFINES="$DEFINES -DHAVE_POSIX_MEMALIGN"])
 
 dnl Check for zlib
-PKG_CHECK_MODULES([ZLIB], [zlib >= $ZLIB_REQUIRED])
+PKG_CHECK_MODULES([ZLIB], [zlib >= $ZLIB_REQUIRED],
+                  [have_zlib=yes], [have_zlib=no])
+if test "x$have_zlib" = xyes; then
+    DEFINES="$DEFINES -DHAVE_ZLIB"
+fi
 
 dnl Check for pthreads
 AX_PTHREAD
diff --git a/meson.build b/meson.build
index 855c80ed658..4c27b3ba048 100644
--- a/meson.build
+++ b/meson.build
@@ -661,8 +661,12 @@ if dep_libdrm.found()
   endif
 endif
 
+dep_zlib = dependency('zlib', version : '>= 1.2.3', required : false)
+if dep_zlib.found()
+  pre_args += '-DHAVE_ZLIB'
+endif
+
 # TODO: some of these may be conditional
-dep_zlib = dependency('zlib', version : '>= 1.2.3')
 dep_thread = dependency('threads')
 if dep_thread.found() and host_machine.system() == 'linux'
   pre_args += '-DHAVE_PTHREAD'
-- 
2.14.1



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