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Diffstat (limited to 'v_windows/v/old/vlib/dl/dl_windows.c.v')
-rw-r--r--v_windows/v/old/vlib/dl/dl_windows.c.v39
1 files changed, 39 insertions, 0 deletions
diff --git a/v_windows/v/old/vlib/dl/dl_windows.c.v b/v_windows/v/old/vlib/dl/dl_windows.c.v
new file mode 100644
index 0000000..b6ae2fc
--- /dev/null
+++ b/v_windows/v/old/vlib/dl/dl_windows.c.v
@@ -0,0 +1,39 @@
+module dl
+
+pub const (
+ rtld_now = 0
+ rtld_lazy = 0
+)
+
+fn C.LoadLibrary(libfilename &u16) voidptr
+
+fn C.GetProcAddress(handle voidptr, procname &byte) voidptr
+
+fn C.FreeLibrary(handle voidptr) bool
+
+// open loads a given module into the address space of the calling process.
+pub fn open(filename string, flags int) voidptr {
+ res := C.LoadLibrary(filename.to_wide())
+ return res
+}
+
+// close frees the loaded a given module.
+pub fn close(handle voidptr) bool {
+ return C.FreeLibrary(handle)
+}
+
+// sym returns an address of an exported function or variable from a given module.
+pub fn sym(handle voidptr, symbol string) voidptr {
+ return C.GetProcAddress(handle, symbol.str)
+}
+
+// dlerror provides a text error diagnostic message for functions in `dl`
+// it returns a human-readable string, describing the most recent error
+// that occurred from a call to one of the `dl` functions, since the last
+// call to dlerror()
+pub fn dlerror() string {
+ // https://docs.microsoft.com/en-us/windows/win32/api/errhandlingapi/nf-errhandlingapi-getlasterror
+ // Unlike dlerror(), GetLastError returns just an error code, that is function specific.
+ cerr := int(C.GetLastError())
+ return 'error code $cerr'
+}