Re: [Qemu-devel] [PATCH v2 25/25] build: do not create directories at configure time

[Paolo Bonzini <pbonzini@redhat.com>]

> From e0e6e5b689cbcb782bca8f158fad89b3389e9e11 Mon Sep 17 00:00:00 2001
> From: Anthony Liguori <aliguori@us.ibm.com>
> Date: Wed, 6 Jun 2012 16:57:00 +0800
> Subject: [PATCH] configure: ensure directory exists when creating symlink
> 
> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
> ---
>  configure |    3 +--
>  1 files changed, 1 insertions(+), 2 deletions(-)
> 
> diff --git a/configure b/configure
> index 07e3ff1..4a7f027 100755
> --- a/configure
> +++ b/configure
> @@ -42,6 +42,7 @@ compile_prog() {
>  # symbolically link $1 to $2.  Portable version of "ln -sf".
>  symlink() {
>    rm -rf "$2"
> +  mkdir -p `dirname $2`

Please leave the argument quoted, like

  dir=`dirname "$2`
  mkdir -p "$dir"

Otherwise looks good.  Do we need a v3?  This can just be committed
before 25/25 or even before all my patches, and that would be just what
I send.

Paolo

>    ln -s "$1" "$2"
>  }
>  
> @@ -3454,14 +3455,12 @@ if test -f ${config_host_ld}~ ; then
>  fi
>  
>  for d in libdis libdis-user; do
> -    mkdir -p $d
>      symlink "$source_path/Makefile.dis" "$d/Makefile"
>      echo > $d/config.mak
>  done
>  
>  # use included Linux headers
>  if test "$linux" = "yes" ; then
> -  mkdir -p linux-headers
>    case "$cpu" in
>    i386|x86_64)
>      symlink "$source_path/linux-headers/asm-x86" linux-headers/asm
> -- 1.7.5.4