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authorfinitemonkey2020-04-10 10:51:26 +0100
committerfinitemonkey2020-04-10 11:02:36 +0100
commitcf16973e03a6524fce4026fb2a1b7f7a70524345 (patch)
treef3116f285bf0c0b8ffaa47891a557fd36fff546f
parenta45741cb53d4881ea728687a0f0746801124f6e5 (diff)
Ensure that DMagick is not rebuilt unnecessarily.
Prevents dmagick/c/magickVersion.d from being written unless its content has changed, thereby avoiding the file's updated mtime from triggering an unnecessary rebuild. Fixes: https://github.com/MikeWey/DMagick/issues/24
-rw-r--r--build-aux/magickVersion.cache0
-rwxr-xr-xbuild-aux/magickVersion.sh16
2 files changed, 12 insertions, 4 deletions
diff --git a/build-aux/magickVersion.cache b/build-aux/magickVersion.cache
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/build-aux/magickVersion.cache
diff --git a/build-aux/magickVersion.sh b/build-aux/magickVersion.sh
index 3a43d05..e969f9d 100755
--- a/build-aux/magickVersion.sh
+++ b/build-aux/magickVersion.sh
@@ -2,6 +2,10 @@
echo $PACKAGE_DIR
+CACHE_FILE=$PACKAGE_DIR/build-aux/magickVersion.cache
+
+MAGICK_VERSION_CACHED="$(cat $CACHE_FILE 2>/dev/null)"
+
MAGICK_VERSION=$(pkg-config --modversion MagickCore | tr -d '.')
MAGICK_VERSION_TEXT=$(pkg-config --modversion MagickCore)
MAGICK_QUANTUM_DEPTH="16"
@@ -19,7 +23,11 @@ if [ -n "$(pkg-config --variable=libname MagickCore | grep HDRI)" ]; then
MAGICK_HDRI="true"
fi
-sed 's/@MagickLibVersion@/'$MAGICK_VERSION'/g' "$PACKAGE_DIR/dmagick/c/magickVersion.d.in" | \
-sed 's/@MagickLibVersionText@/'$MAGICK_VERSION_TEXT'/g' | \
-sed 's/@QuantumDepth@/'$MAGICK_QUANTUM_DEPTH'/g' | \
-sed 's/@HDRI@/'$MAGICK_HDRI'/g' > "$PACKAGE_DIR/dmagick/c/magickVersion.d"
+if [ "$MAGICK_VERSION_CACHED" != "$MAGICK_VERSION_TEXT" ]; then
+ echo -n "$MAGICK_VERSION_TEXT" > $CACHE_FILE
+
+ sed 's/@MagickLibVersion@/'$MAGICK_VERSION'/g' "$PACKAGE_DIR/dmagick/c/magickVersion.d.in" | \
+ sed 's/@MagickLibVersionText@/'$MAGICK_VERSION_TEXT'/g' | \
+ sed 's/@QuantumDepth@/'$MAGICK_QUANTUM_DEPTH'/g' | \
+ sed 's/@HDRI@/'$MAGICK_HDRI'/g' > "$PACKAGE_DIR/dmagick/c/magickVersion.d"
+fi