[Pkg-shadow-devel] why shadow need xgetspnam

Nicolas François nicolas.francois at centraliens.net
Tue May 26 09:13:33 UTC 2015


The reason is described on top of libmisc/xgetXXbyYY.c

xgetspnam provides a wrapper to the getpwnam or getpwnam_r functions to
ensure that the result is not modified by further call to getpwnam or
other libc function (such call could for example be hidden in a PAM function)


On Mon, May 25, 2015 at 10:24:18PM +0800, rowan_pang at hotmail.com wrote:
> Dear sirs:
>          Recently I read the shadow source code and confused about the
> shadow-login, It call the function "xgetspnam",why not use "getspnam",as
> shadow had implement. It's pleasure for you to let me know. Thanks
> Rowan
> 2015-5-25

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