Public key for gcc-4.1.2-14.el5.i386.rpm is not installed

godhere

centos 5.1 安装gcc就报错
请教


[root@localhost vsftpd-2.0.6]# yum -y install gcc                               Loading "installonlyn" plugin
Setting up Install Process
Setting up repositories
update                    100% |=========================|  951 B    00:00
base                      100% |=========================| 1.1 kB    00:00
addons                    100% |=========================|  951 B    00:00
extras                    100% |=========================| 1.1 kB    00:00
Reading repository metadata in from local files
primary.xml.gz            100% |=========================| 273 kB    00:00
################################################## 500/500
primary.xml.gz            100% |=========================| 834 kB    00:02
################################################## 2400/2400
primary.xml.gz            100% |=========================|  157 B    00:00
primary.xml.gz            100% |=========================| 105 kB    00:00
################################################## 369/369
Parsing package install arguments
Resolving Dependencies
--> Populating transaction set with selected packages. Please wait.
---> Downloading header for gcc to pack into transaction set.
gcc-4.1.2-14.el5.i386.rpm 100% |=========================|  64 kB    00:00
---> Package gcc.i386 0:4.1.2-14.el5 set to be updated
--> Running transaction check
--> Processing Dependency: glibc-devel >= 2.2.90-12 for package: gcc
--> Processing Dependency: libgomp = 4.1.2-14.el5 for package: gcc
--> Processing Dependency: libgomp.so.1 for package: gcc

primary--> Restarting Dependency Resolution with new changes.
--> Populating transaction set with selected packages. Please wait.
---> Downloading header for libgomp to pack into transaction set.
libgomp-4.1.2-14.el5.i386 100% |=========================|  54 kB    00:00
---> Package libgomp.i386 0:4.1.2-14.el5 set to be updated
---> Downloading header for glibc-devel to pack into transaction set.
glibc-devel-2.5-18.el5_1. 100% |=========================| 109 kB    00:00
---> Package glibc-devel.i386 0:2.5-18.el5_1.1 set to be updated
--> Running transaction check
--> Processing Dependency: glibc = 2.5-18.el5_1.1 for package: glibc-devel
--> Processing Dependency: glibc-headers for package: glibc-devel
--> Processing Dependency: glibc-headers = 2.5-18.el5_1.1 for package: glibc-devel
--> Restarting Dependency Resolution with new changes.
--> Populating transaction set with selected packages. Please wait.
---> Downloading header for glibc to pack into transaction set.
glibc-2.5-18.el5_1.1.i686 100% |=========================| 144 kB    00:00
---> Package glibc.i686 0:2.5-18.el5_1.1 set to be updated
---> Downloading header for glibc-headers to pack into transaction set.
glibc-headers-2.5-18.el5_ 100% |=========================| 142 kB    00:00
---> Package glibc-headers.i386 0:2.5-18.el5_1.1 set to be updated
--> Running transaction check
--> Processing Dependency: kernel-headers for package: glibc-headers
--> Processing Dependency: kernel-headers >= 2.2.1 for package: glibc-headers
--> Processing Dependency: glibc-common = 2.5-18.el5_1.1 for package: glibc
--> Restarting Dependency Resolution with new changes.
--> Populating transaction set with selected packages. Please wait.
---> Downloading header for glibc-common to pack into transaction set.
glibc-common-2.5-18.el5_1 100% |=========================| 723 kB    00:02
---> Package glibc-common.i386 0:2.5-18.el5_1.1 set to be updated
---> Downloading header for kernel-headers to pack into transaction set.
kernel-headers-2.6.18-53. 100% |=========================| 175 kB    00:00
---> Package kernel-headers.i386 0:2.6.18-53.1.21.el5 set to be updated
--> Running transaction check

Dependencies Resolved

=============================================================================
Package                 Arch       Version          Repository        Size
=============================================================================
Installing:
gcc                     i386       4.1.2-14.el5     base              5.2 M
Installing for dependencies:
glibc-devel             i386       2.5-18.el5_1.1   update            2.0 M
glibc-headers           i386       2.5-18.el5_1.1   update            609 k
kernel-headers          i386       2.6.18-53.1.21.el5  update            789 k
libgomp                 i386       4.1.2-14.el5     base               76 k
Updating for dependencies:
glibc                   i686       2.5-18.el5_1.1   update            5.1 M
glibc-common            i386       2.5-18.el5_1.1   update             16 M

Transaction Summary
=============================================================================
Install      5 Package(s)
Update       2 Package(s)
Remove       0 Package(s)

Total download size: 30 M
Downloading Packages:
(1/7): gcc-4.1.2-14.el5.i 100% |=========================| 5.2 MB    00:21
(2/7): glibc-common-2.5-1 100% |=========================|  16 MB    00:36
(3/7): libgomp-4.1.2-14.e 100% |=========================|  76 kB    00:00
(4/7): glibc-devel-2.5-18 100% |=========================| 2.0 MB    00:03
(5/7): kernel-headers-2.6 100% |=========================| 789 kB    00:01
(6/7): glibc-headers-2.5- 100% |=========================| 609 kB    00:00
(7/7): glibc-2.5-18.el5_1 100% |=========================| 5.1 MB    00:09
warning: rpmts_HdrFromFdno: Header V3 DSA signature: NOKEY, key ID e8562897


Public key for gcc-4.1.2-14.el5.i386.rpm is not installed

kerrywu

直接下载GCC的rpm包安装试试