以普通用户在终端里输入命令 sudo make zImage时，提示出错，用root用户却可以通过

小猪加油8023

[xiaozhu@localhost linux-2.6.32.2]$ sudo make zImage
make: arm-linux-gcc：命令未找到
  HOSTLD  scripts/kconfig/conf
scripts/kconfig/conf -s arch/arm/Kconfig
make: arm-linux-gcc：命令未找到
  CHK     include/linux/version.h
  UPD     include/linux/version.h
  Generating include/asm-arm/mach-types.h
  CHK     include/linux/utsrelease.h
  UPD     include/linux/utsrelease.h
  SYMLINK include/asm -> include/asm-arm
  CC      kernel/bounds.s
/bin/sh: arm-linux-gcc: command not found
make[1]: *** [kernel/bounds.s] 错误 127
make: *** [prepare0] 错误 2
[xiaozhu@localhost linux-2.6.32.2]$ su
密码：
[root@localhost linux-2.6.32.2]# make zImage
  CHK     include/linux/version.h
make[1]: “include/asm-arm/mach-types.h”是最新的。
  CHK     include/linux/utsrelease.h
  SYMLINK include/asm -> include/asm-arm
  CC      kernel/bounds.s
  GEN     include/linux/bounds.h
  CC      arch/arm/kernel/asm-offsets.s
  GEN     include/asm/asm-offsets.h
  CALL    scripts/checksyscalls.sh
  HOSTCC  scripts/genksyms/genksyms.o
  SHIPPED scripts/genksyms/lex.c
  SHIPPED scripts/genksyms/parse.h
  SHIPPED scripts/genksyms/keywords.c
  HOSTCC  scripts/genksyms/lex.o
  SHIPPED scripts/genksyms/parse.c
  HOSTCC  scripts/genksyms/parse.o
  HOSTLD  scripts/genksyms/genksyms
  CC      scripts/mod/empty.o
  HOSTCC  scripts/mod/mk_elfconfig
  MKELF   scripts/mod/elfconfig.h
  HOSTCC  scripts/mod/file2alias.o
  HOSTCC  scripts/mod/modpost.o
  HOSTCC  scripts/mod/sumversion.o
  HOSTLD  scripts/mod/modpost
  HOSTCC  scripts/selinux/mdp/mdp
  HOSTCC  scripts/kallsyms
  HOSTCC  scripts/pnmtologo
  HOSTCC  scripts/conmakehash
  CC      init/main.o
^Cmake[1]: *** [init/main.o] 中断
make: *** [init] 中断

seaquester

可能是环境变量 PATH的问题。使用sudo时，环境变量PATH和root用户的不是一回事。PATH的值有sudo的配置文件（可以用visudo来编辑）中的下面一句来决定：
Defaults    secure_path = /sbin:/bin:/usr/sbin:/usr/bin

super皮波

同意2楼，不过make zImage貌似不需要root权限，先看看arm-linux-gcc这个命令放在哪，看看这个命令的权限，最后看用户下的PATH环境变量