Linux之查看系统glibc版本号
1.第一种
# ldd --version
ldd (Ubuntu GLIBC 2.27-3ubuntu1) 2.27
Copyright (C) 2018 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
Written by Roland McGrath and Ulrich Drepper.
2.第二种
# ls -alh /lib/x86_64-linux-gnu/libc.so.6
lrwxrwxrwx 1 root root 12 Apr 17 2018 /lib/x86_64-linux-gnu/libc.so.6 -> libc-2.27.so
注意:libc-2.27.so :版本号即2.27
# strings /lib/x86_64-linux-gnu/libc-2.27.so |grep -in5 version
GNU C Library (Ubuntu GLIBC 2.27-3ubuntu1) stable release version 2.27.
Copyright (C) 2018 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
3.第三种
//glibc_version.c
#include <stdio.h>
#include <gnu/libc-version.h>
int main(void)
{
printf("glic_version = %s\n",gnu_get_libc_version());
return 0;
}
# gcc glibc_version.c
# ./a.out
glic_version = 2.27
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