44 lines
1005 B
V
44 lines
1005 B
V
module dl
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#include <dlfcn.h>
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$if linux {
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#flag -ldl
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}
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pub const (
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rtld_now = C.RTLD_NOW
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rtld_lazy = C.RTLD_LAZY
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)
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fn C.dlopen(filename &char, flags int) voidptr
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fn C.dlsym(handle voidptr, symbol &char) voidptr
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fn C.dlclose(handle voidptr) int
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fn C.dlerror() &char
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// open loads the dynamic shared object.
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pub fn open(filename string, flags int) voidptr {
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return C.dlopen(&char(filename.str), flags)
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}
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// close frees a given shared object.
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pub fn close(handle voidptr) bool {
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return C.dlclose(handle) == 0
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}
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// sym returns an address of a symbol in a given shared object.
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pub fn sym(handle voidptr, symbol string) voidptr {
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return C.dlsym(handle, &char(symbol.str))
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}
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// dlerror provides a text error diagnostic message for functions in `dl`
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// it returns a human-readable string, describing the most recent error
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// that occurred from a call to one of the `dl` functions, since the last
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// call to dlerror()
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pub fn dlerror() string {
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return unsafe { cstring_to_vstring(C.dlerror()) }
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}
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