Added install target.

Makefile

@@ -15,22 +15,31 @@ PPFLAGS = -DSQLITE_ENABLE_COLUMN_METADATA=0
 LDFLAGS = -I$(PREFIX)/include -L$(PREFIX)/lib
 LDLIBS  = -lsqlite3
 ARFLAGS = rcs
-TARGET  = libfortran-sqlite3.a
-SRC     = src/sqlite3_macro.c src/sqlite3.F90 src/sqlite3_util.f90
+INCDIR  = $(PREFIX)/include/libfortran-sqlite3
+LIBDIR  = $(PREFIX)/lib
 OBJ     = sqlite3.o sqlite3_macro.o sqlite3_util.o
+TARGET  = libfortran-sqlite3.a
 
-.PHONY: all clean test
+.PHONY: all clean install test
 
 all: $(TARGET)
 
 test: test_sqlite3
 
-$(TARGET): $(SRC)
+$(TARGET): src/sqlite3_macro.c src/sqlite3.F90 src/sqlite3_util.f90
 	$(CC) $(CFLAGS) -c src/sqlite3_macro.c
 	$(FC) $(FFLAGS) -c src/sqlite3_util.f90
 	$(FC) $(FFLAGS) $(PPFLAGS) -c src/sqlite3.F90
 	$(AR) $(ARFLAGS) $(TARGET) $(OBJ)
 
+install: $(TARGET)
+	@echo "--- Installing $(TARGET) to $(LIBDIR)/ ..."
+	install -d $(LIBDIR)
+	install -m 644 $(TARGET) $(LIBDIR)/
+	@echo "--- Installing module files to $(INCDIR)/ ..."
+	install -d $(INCDIR)
+	install -m 644 *.mod $(INCDIR)/
+
 test_sqlite3: $(TARGET) test/test_sqlite3.f90
 	$(FC) $(FFLAGS) $(LDFLAGS) -o test_sqlite3 test/test_sqlite3.f90 $(TARGET) $(LDLIBS)
 

README.md

@@ -28,7 +28,7 @@ $ cd fortran-sqlite3/
 Either build the library with `fpm` or `make`. Once compiled, link your Fortran
 application against `libfortran-sqlite3.a` and `-lsqlite3`.
 
-### fpm
+### Fortran Package Manager
 
 Simply execute the Fortran Package Manager:
 
@@ -54,7 +54,12 @@ $ make PPFLAGS="-DSQLITE_ENABLE_COLUMN_METADATA=1"
 ```
 
 You may want to override the default compilers by passing the arguments `CC` (C
-compiler) and `FC` (Fortran compiler).
+compiler) and `FC` (Fortran compiler). To install the library and the module
+files system-wide, for example, to `/opt`, run:
+
+```
+$ make install PREFIX=/opt
+```
 
 ## Source-Code Documentation
 
@@ -161,15 +166,16 @@ contains
 end program example
 ```
 
-Compile, link, and run the example with:
+If the library is installed to `/opt`, then compile, link, and run the example
+with:
 
 ```
-$ gfortran -o example example.f90 libfortran-sqlite3.a -lsqlite3
+$ gfortran -I/opt/include/libfortran-sqlite3 -o example example.f90 /opt/lib/libfortran-sqlite3.a -lsqlite3
 $ ./example
            1         one       12345
 ```
 
-## fpm
+## Fortran Package Manager
 
 You can add *fortran-sqlite3* as an [fpm](https://github.com/fortran-lang/fpm)
 dependency to your `fpm.toml`:

src/sqlite3.F90

@@ -6,7 +6,6 @@
 ! Licence: ISC
 module sqlite3
     use, intrinsic :: iso_c_binding
-    use, intrinsic :: iso_fortran_env, only: i8 => int64
     use :: sqlite3_util
     implicit none (type, external)
     private
@@ -945,14 +944,14 @@ end function sqlite3_bind_parameter_index
     function sqlite3_bind_text(stmt, idx, val, destructor)
         !! Binds text to column. This wrapper passes destructor
         !! `SQLITE_TRANSIENT` by default!
-        type(c_ptr),      intent(inout)        :: stmt
-        integer,          intent(in)           :: idx
-        character(len=*), intent(in)           :: val
-        integer(kind=i8), intent(in), optional :: destructor
-        integer                                :: sqlite3_bind_text
+        type(c_ptr),            intent(inout)        :: stmt
+        integer,                intent(in)           :: idx
+        character(len=*),       intent(in)           :: val
+        integer(kind=c_size_t), intent(in), optional :: destructor
+        integer                                      :: sqlite3_bind_text
 
         if (present(destructor)) then
-            sqlite3_bind_text = sqlite3_bind_text_(stmt, idx, val, len(val), int(destructor, kind=c_size_t))
+            sqlite3_bind_text = sqlite3_bind_text_(stmt, idx, val, len(val), destructor)
             return
         end if