become_user() moved to src/monitor

Monitor is the only user of this function and only if built
with support of deprecated 'sssd.conf::user' option.

Makefile.am

@@ -1300,7 +1300,6 @@ libsss_util_la_SOURCES = \
     src/util/util_sss_idmap.c \
     src/util/well_known_sids.c \
     src/util/string_utils.c \
-    src/util/become_user.c \
     src/util/capabilities.c \
     src/util/util_watchdog.c \
     src/util/sss_ptr_hash.c \
@@ -1528,6 +1527,11 @@ sssd_SOURCES = \
     src/monitor/nscd.c \
     src/confdb/confdb_setup.c \
     $(NULL)
+
+if BUILD_CONF_SERVICE_USER_SUPPORT
+sssd_SOURCES += src/monitor/become_user.c
+endif # BUILD_CONF_SERVICE_USER_SUPPORT
+
 sssd_LDADD = \
     $(SSSD_LIBS) \
     $(INOTIFY_LIBS) \
@@ -2208,7 +2212,6 @@ krb5_utils_tests_SOURCES = \
     src/providers/data_provider_fo.c \
     src/providers/data_provider_opts.c \
     src/providers/data_provider_callbacks.c \
-    src/util/become_user.c \
     $(SSSD_FAILOVER_OBJ) \
     $(NULL)
 krb5_utils_tests_CFLAGS = \
@@ -4373,7 +4376,6 @@ libsss_krb5_common_la_SOURCES = \
     src/providers/krb5/krb5_ccache.c \
     src/util/sss_krb5.c \
     src/util/sss_iobuf.c \
-    src/util/become_user.c \
     src/util/pac_utils.c \
     $(NULL)
 libsss_krb5_common_la_CFLAGS = \
@@ -4684,7 +4686,6 @@ krb5_child_SOURCES = \
     src/util/signal.c \
     src/util/sss_chain_id.c \
     src/util/strtonum.c \
-    src/util/become_user.c \
     src/util/util_errors.c \
     src/sss_client/common.c \
     src/krb5_plugin/common/utils.c \
@@ -4727,7 +4728,6 @@ ldap_child_SOURCES = \
     src/util/util_ext.c \
     src/util/capabilities.c \
     src/util/signal.c \
-    src/util/become_user.c \
     src/util/util_errors.c \
     $(NULL)
 ldap_child_CFLAGS = \

src/monitor/monitor_bootstrap.c

@@ -78,6 +78,8 @@ static int check_supplementary_group(gid_t gid)
 #endif /* SSSD_NON_ROOT_USER */
 
 #ifdef BUILD_CONF_SERVICE_USER_SUPPORT
+errno_t become_user(uid_t uid, gid_t gid, bool keep_set_uid);
+
 int bootstrap_monitor_process(uid_t target_uid, gid_t target_gid)
 #else
 int bootstrap_monitor_process(void)

src/tests/cwrap/test_become_user.c

@@ -21,7 +21,7 @@
 */
 
 /* Yes, a .c file. We need to call static functions during the test */
-#include "../../../src/util/become_user.c"
+#include "../../../src/monitor/become_user.c"
 
 #include <popt.h>
 #include "util/util.h"

src/util/util.h

@@ -736,9 +736,6 @@ char **concatenate_string_array(TALLOC_CTX *mem_ctx,
 errno_t mod_defaults_list(TALLOC_CTX *mem_ctx, const char **defaults_list,
                           char **mod_list, char ***_list);
 
-/* from become_user.c */
-errno_t become_user(uid_t uid, gid_t gid, bool keep_set_uid);
-
 /* from capabilities.c */
 errno_t sss_log_caps_to_str(bool only_non_zero, char **_str);
 errno_t sss_set_cap_effective(cap_value_t cap, bool effective);