Re: [PATCH] build: rename CONFIG_LIBCAP to CONFIG_LIBCAP_NG

[Greg Kurz <groug@kaod.org>]

On Fri, 29 Nov 2019 12:16:31 +0100
Paolo Bonzini <pbonzini@redhat.com> wrote:

> Since we are using the newer capng library, rename the symbol to match.
> 
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---

Reviewed-by: Greg Kurz <groug@kaod.org>

>  configure             |  2 +-
>  qemu-bridge-helper.c  |  6 +++---
>  scsi/qemu-pr-helper.c | 12 ++++++------
>  3 files changed, 10 insertions(+), 10 deletions(-)
> 
> diff --git a/configure b/configure
> index 6099be1d84..afe9393f04 100755
> --- a/configure
> +++ b/configure
> @@ -6759,7 +6759,7 @@ if test "$l2tpv3" = "yes" ; then
>    echo "CONFIG_L2TPV3=y" >> $config_host_mak
>  fi
>  if test "$cap_ng" = "yes" ; then
> -  echo "CONFIG_LIBCAP=y" >> $config_host_mak
> +  echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
>  fi
>  echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
>  for drv in $audio_drv_list; do
> diff --git a/qemu-bridge-helper.c b/qemu-bridge-helper.c
> index 3d50ec094c..88b26747fc 100644
> --- a/qemu-bridge-helper.c
> +++ b/qemu-bridge-helper.c
> @@ -43,7 +43,7 @@
>  
>  #include "net/tap-linux.h"
>  
> -#ifdef CONFIG_LIBCAP
> +#ifdef CONFIG_LIBCAP_NG
>  #include <cap-ng.h>
>  #endif
>  
> @@ -207,7 +207,7 @@ static int send_fd(int c, int fd)
>      return sendmsg(c, &msg, 0);
>  }
>  
> -#ifdef CONFIG_LIBCAP
> +#ifdef CONFIG_LIBCAP_NG
>  static int drop_privileges(void)
>  {
>      /* clear all capabilities */
> @@ -246,7 +246,7 @@ int main(int argc, char **argv)
>      int access_allowed, access_denied;
>      int ret = EXIT_SUCCESS;
>  
> -#ifdef CONFIG_LIBCAP
> +#ifdef CONFIG_LIBCAP_NG
>      /* if we're run from an suid binary, immediately drop privileges preserving
>       * cap_net_admin */
>      if (geteuid() == 0 && getuid() != geteuid()) {
> diff --git a/scsi/qemu-pr-helper.c b/scsi/qemu-pr-helper.c
> index debb18f4aa..0659ceef09 100644
> --- a/scsi/qemu-pr-helper.c
> +++ b/scsi/qemu-pr-helper.c
> @@ -24,7 +24,7 @@
>  #include <linux/dm-ioctl.h>
>  #include <scsi/sg.h>
>  
> -#ifdef CONFIG_LIBCAP
> +#ifdef CONFIG_LIBCAP_NG
>  #include <cap-ng.h>
>  #endif
>  #include <pwd.h>
> @@ -70,7 +70,7 @@ static int num_active_sockets = 1;
>  static int noisy;
>  static int verbose;
>  
> -#ifdef CONFIG_LIBCAP
> +#ifdef CONFIG_LIBCAP_NG
>  static int uid = -1;
>  static int gid = -1;
>  #endif
> @@ -97,7 +97,7 @@ static void usage(const char *name)
>  "                            (default '%s')\n"
>  "  -T, --trace [[enable=]<pattern>][,events=<file>][,file=<file>]\n"
>  "                            specify tracing options\n"
> -#ifdef CONFIG_LIBCAP
> +#ifdef CONFIG_LIBCAP_NG
>  "  -u, --user=USER           user to drop privileges to\n"
>  "  -g, --group=GROUP         group to drop privileges to\n"
>  #endif
> @@ -827,7 +827,7 @@ static void close_server_socket(void)
>      num_active_sockets--;
>  }
>  
> -#ifdef CONFIG_LIBCAP
> +#ifdef CONFIG_LIBCAP_NG
>  static int drop_privileges(void)
>  {
>      /* clear all capabilities */
> @@ -920,7 +920,7 @@ int main(int argc, char **argv)
>              pidfile = g_strdup(optarg);
>              pidfile_specified = true;
>              break;
> -#ifdef CONFIG_LIBCAP
> +#ifdef CONFIG_LIBCAP_NG
>          case 'u': {
>              unsigned long res;
>              struct passwd *userinfo = getpwnam(optarg);
> @@ -1056,7 +1056,7 @@ int main(int argc, char **argv)
>          exit(EXIT_FAILURE);
>      }
>  
> -#ifdef CONFIG_LIBCAP
> +#ifdef CONFIG_LIBCAP_NG
>      if (drop_privileges() < 0) {
>          error_report("Failed to drop privileges: %s", strerror(errno));
>          exit(EXIT_FAILURE);