add gdal2 dependencies download for windows binaries

add windows ci

.gitlab-ci.yml

@@ -14,3 +14,12 @@ package-devel:
     - "R CMD build . --resave-data"
     - "R CMD check --as-cran $(ls -rt landsepi_* |tail -1)"
 
+package-windows:
+  tags:
+    - "win10"
+    - "R"
+    - "binaries"
+  script:
+    - "Rscript -e \"roxygen2::roxygenize('.', roclets=c('rd', 'collate', 'namespace'))\""
+    - "R CMD build . --resave-data"
+    - "R CMD INSTALL --build --force-biarch $(ls -rt landsepi_* |tail -1)"

DESCRIPTION

@@ -27,7 +27,7 @@ Depends:
     utils,
     grDevices (>= 3.0.0),
     graphics (>= 3.0.0),
-    R (>= 3.4.0),
+    R (>= 3.3.0),
     Rcpp (>= 0.9.0),
     rgdal (>= 1.2-16)
 Imports:

src/Makevars.win

@@ -14,4 +14,17 @@ PKG_LIBS = \
   -lodbc32 -lodbccp32 -liconv -lpsapi -lws2_32 -lcrypt32 -lwldap32 -lsecur32 -lgdi32 \
   -lgsl
 
+all: clean winlibs
+
 CXX_STD=CXX11
+
+winlibs:
+  mkdir -p ../inst
+  "${R_HOME}/bin${R_ARCH_BIN}/Rscript.exe" --vanilla "../tools/winlibs.R"
+  cp -r ../windows/gdal2-2.2.0/share/gdal ../inst/
+  cp -r ../windows/gdal2-2.2.0/share/proj ../inst/
+
+clean:
+  rm -f $(SHLIB) $(OBJECTS)
+
+.PHONY: all winlibs clean

tools/winlibs.R

+if(getRversion() < "3.3.0") {
+  stop("Your version of R is too old. This package requires R-3.3.0 or newer on Windows.")
+}
+
+# Download gdal-2.2.0 from rwinlib
+if(!file.exists("../windows/gdal2-2.2.0/include/gdal/gdal.h")){
+  download.file("https://github.com/rwinlib/gdal2/archive/v2.2.0.zip", "lib.zip", quiet = TRUE)
+  dir.create("../windows", showWarnings = FALSE)
+  unzip("lib.zip", exdir = "../windows")
+  unlink("lib.zip")
+}