[pacman-dev] about vercmp tools

[mcu GPS]

usage: vercmp <ver1> <ver2>

return values:
  < 0 : if ver1 < ver2
    0 : if ver1 == ver2
  > 0 : if ver1 > ver2
[arch at myarchtp mkarchlive] $ vercmp 0.1 0.1_rc1
-1
[arch at myarchtp mkarchlive] $ vercmp 0.1_rc1 0.1
1
[arch at myarchtp mkarchlive] $ vercmp 0.1_rc1 0.1_r1
1
[arch at myarchtp mkarchlive] $ vercmp 0.1_r1 0.1_rc1
-1


0.1_rc1 > 0.1      ?
0.1_rc1 > 0.1_r1 ?

this is a bug?