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30 lines
669 B
Go
30 lines
669 B
Go
// alpm.go - Implements exported libalpm functions.
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//
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// Copyright (c) 2013 The go-alpm Authors
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//
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// MIT Licensed. See LICENSE for details.
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package alpm
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// #cgo LDFLAGS: -lalpm
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// #include <alpm.h>
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import "C"
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import "unsafe"
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// Version returns libalpm version string.
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func Version() string {
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return C.GoString(C.alpm_version())
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}
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// VerCmp performs version comparison according to Pacman conventions. Return
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// value is <0 if and only if v1 is older than v2.
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func VerCmp(v1, v2 string) int {
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c1 := C.CString(v1)
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c2 := C.CString(v2)
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defer C.free(unsafe.Pointer(c1))
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defer C.free(unsafe.Pointer(c2))
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result := C.alpm_pkg_vercmp(c1, c2)
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return int(result)
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}
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