On 02/24/2014 03:51 PM, Mateusz Guzik wrote:
> Errors were logged with xlog_err function relying on errno, but these
> functions don't set it.
>
> Fix the problem by introducing xlog_err_code which accepts error code.
>
> Signed-off-by: Mateusz Guzik <mguzik@xxxxxxxxxx>
Committed...
steved.
> ---
> support/include/xlog.h | 1 +
> support/nfs/xlog.c | 12 ++++++++++++
> utils/nfsidmap/nfsidmap.c | 11 ++++++-----
> 3 files changed, 19 insertions(+), 5 deletions(-)
>
> diff --git a/support/include/xlog.h b/support/include/xlog.h
> index fd34ec2..ae34eb7 100644
> --- a/support/include/xlog.h
> +++ b/support/include/xlog.h
> @@ -45,6 +45,7 @@ int xlog_enabled(int fac);
> void xlog(int fac, const char *fmt, ...);
> void xlog_warn(const char *fmt, ...);
> void xlog_err(const char *fmt, ...);
> +void xlog_err_code(int error, const char *fmt, ...);
> void xlog_backend(int fac, const char *fmt, va_list args);
>
> #endif /* XLOG_H */
> diff --git a/support/nfs/xlog.c b/support/nfs/xlog.c
> index 83d07e1..3759217 100644
> --- a/support/nfs/xlog.c
> +++ b/support/nfs/xlog.c
> @@ -27,6 +27,7 @@
> #include <stdio.h>
> #include <stdarg.h>
> #include <syslog.h>
> +#include <errno.h>
> #include "nfslib.h"
>
> #undef VERBOSE_PRINTF
> @@ -220,3 +221,14 @@ xlog_err(const char* fmt, ...)
> xlog_backend(L_FATAL, fmt, args);
> va_end(args);
> }
> +
> +void
> +xlog_err_code(int error, const char *fmt, ...)
> +{
> + va_list args;
> +
> + errno = -error;
> + va_start(args, fmt);
> + xlog_backend(L_FATAL, fmt, args);
> + va_end(args);
> +}
> diff --git a/utils/nfsidmap/nfsidmap.c b/utils/nfsidmap/nfsidmap.c
> index e14543c..bf97714 100644
> --- a/utils/nfsidmap/nfsidmap.c
> +++ b/utils/nfsidmap/nfsidmap.c
> @@ -54,7 +54,7 @@ int id_lookup(char *name_at_domain, key_serial_t key, int type)
> sprintf(id, "%u", gid);
> }
> if (rc < 0)
> - xlog_err("id_lookup: %s: failed: %m",
> + xlog_err_code(rc, "id_lookup: %s: failed: %m",
> (type == USER ? "nfs4_owner_to_uid" : "nfs4_group_owner_to_gid"));
>
> if (rc == 0) {
> @@ -95,8 +95,9 @@ int name_lookup(char *id, key_serial_t key, int type)
>
> rc = nfs4_get_default_domain(NULL, domain, NFS4_MAX_DOMAIN_LEN);
> if (rc != 0) {
> + xlog_err_code(rc,
> + "name_lookup: nfs4_get_default_domain failed: %m");
> rc = -1;
> - xlog_err("name_lookup: nfs4_get_default_domain failed: %m");
> goto out;
> }
>
> @@ -108,7 +109,7 @@ int name_lookup(char *id, key_serial_t key, int type)
> rc = nfs4_gid_to_name(gid, domain, name, IDMAP_NAMESZ);
> }
> if (rc < 0)
> - xlog_err("name_lookup: %s: failed: %m",
> + xlog_err_code(rc, "name_lookup: %s: failed: %m",
> (type == USER ? "nfs4_uid_to_name" : "nfs4_gid_to_name"));
>
> if (rc == 0) {
> @@ -272,8 +273,8 @@ int main(int argc, char **argv)
> }
> }
>
> - if (nfs4_init_name_mapping(PATH_IDMAPDCONF)) {
> - xlog_err("Unable to create name to user id mappings.");
> + if (rc = nfs4_init_name_mapping(PATH_IDMAPDCONF)) {
> + xlog_err_code(rc, "Unable to create name to user id mappings.");
> return 1;
> }
> if (!verbose)
>
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