From brew build.log:
-- ldap/servers/slapd/tools/ldif.c: In function 'main': ldap/servers/slapd/tools/ldif.c:135:5: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result] (void)fgets(buf+curlen, maxlen/2 + 1, stdin); ^ -- ldap/servers/slapd/tools/mmldif.c: In function 'readrec': ldap/servers/slapd/tools/mmldif.c:778:17: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result] (void)fgets(line, sizeof(line), edf1->fp); ^ ldap/servers/slapd/tools/mmldif.c:816:17: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result] (void)fgets(line, sizeof(line), edf1->fp); ^ -- ldap/servers/slapd/detach.c: In function 'detach': ldap/servers/slapd/detach.c:87:5: warning: ignoring return value of 'chdir', declared with attribute warn_unused_result [-Wunused-result] (void) chdir( "/" ); ^ ldap/servers/slapd/detach.c:93:5: warning: ignoring return value of 'chdir', declared with attribute warn_unused_result [-Wunused-result] (void) chdir( errorlog ); ^ ldap/servers/slapd/detach.c:102:4: warning: ignoring return value of 'chdir', declared with attribute warn_unused_result [-Wunused-result] (void) chdir( workingdir ); ^ -- ldap/servers/slapd/saslbind.c:544:16: warning: variable 'inited' set but not used [-Wunused-but-set-variable] static int inited = 0; ^ -- ldap/servers/slapd/agtmmap.c: In function 'agt_mopen_stats': ldap/servers/slapd/agtmmap.c:163:20: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result] (void)write (fd, buf, sz); ^ -- ldap/servers/slapd/agtmmap.c: In function 'agt_mopen_stats': ldap/servers/slapd/agtmmap.c:163:20: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result] (void)write (fd, buf, sz); ^ -- ldap/servers/slapd/attrsyntax.c: In function 'attr_syntax_force_to_delete': ldap/servers/slapd/attrsyntax.c:1393:36: warning: variable 'fi' set but not used [-Wunused-but-set-variable] struct attr_syntax_enum_flaginfo *fi; ^ -- ldap/servers/slapd/localhost.c: In function 'find_localhost_DNS': ldap/servers/slapd/localhost.c:121:23: warning: ignoring return value of 'getdomainname', declared with attribute warn_unused_result [-Wunused-result] getdomainname (line, sizeof(line)); ^ -- ldap/servers/slapd/protect_db.c: In function 'grab_lockfile': ldap/servers/slapd/protect_db.c:63:14: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result] write(fd, (void *) &pid, sizeof(pid_t)); ^ ldap/servers/slapd/protect_db.c:82:22: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result] write(fd, (void *) &pid, sizeof(pid_t)); ^ -- ldap/servers/slapd/util.c: In function 'util_info_sys_pages': ldap/servers/slapd/util.c:1595:18: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result] fgets(s, 79, f); ^ ldap/servers/slapd/util.c:1617:18: warning: ignoring return value of 'fgets', declared with attribute warn_unused_result [-Wunused-result] fgets(s, 79, fm); ^ -- lib/base/fsmutex.cpp: In function 'void fsmutex_setowner(FSMUTEX, uid_t, gid_t)': lib/base/fsmutex.cpp:89:56: warning: ignoring return value of 'int chown(const char*, __uid_t, __gid_t)', declared with attribute warn_unused_result [-Wunused-result] (void) chown( ((fsmutex_s *)fsm)->id, uid, gid); ^ -- ldap/servers/slapd/back-ldbm/idl_new.c: In function 'idl_new_range_fetch': ldap/servers/slapd/back-ldbm/idl_new.c:555:27: warning: 'suffix' may be used uninitialized in this function [-Wmaybe-uninitialized] } else if ((key == suffix) || idl_id_is_in_idlist(idl, key)) { ^ ldap/servers/slapd/back-ldbm/idl_new.c:555:66: warning: 'key' may be used uninitialized in this function [-Wmaybe-uninitialized] } else if ((key == suffix) || idl_id_is_in_idlist(idl, key)) { ^ -- ldap/servers/slapd/back-ldbm/ldbm_instance_config.c: In function 'ldbm_instance_post_delete_instance_entry_callback': ldap/servers/slapd/back-ldbm/ldbm_instance_config.c:1137:29: warning: variable 'rc' set but not used [-Wunused-but-set-variable] int rc; ^ -- ldap/servers/slapd/back-ldbm/ldif2ldbm.c: In function 'ldbm_back_ldbm2ldif': ldap/servers/slapd/back-ldbm/ldif2ldbm.c:1353:14: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result] write(fd, vstr, strlen(vstr)); ^ ldap/servers/slapd/back-ldbm/ldif2ldbm.c: In function 'export_one_entry': ldap/servers/slapd/back-ldbm/ldif2ldbm.c:1021:14: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result] write(expargs->fd, idstr, strlen(idstr)); ^ ldap/servers/slapd/back-ldbm/ldif2ldbm.c:1023:10: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result] write(expargs->fd, data.data, len); ^ ldap/servers/slapd/back-ldbm/ldif2ldbm.c:1024:10: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result] write(expargs->fd, "\n", 1); ^ -- ldap/servers/slapd/tools/ldclt/ldapfct.c: In function 'ldclt_flush_genldif': ldap/servers/slapd/tools/ldclt/ldapfct.c:2555:9: warning: ignoring return value of 'write', declared with attribute warn_unused_result [-Wunused-result] write (mctx.genldifFile, ldclt_write_genldif_buf, ldclt_write_genldif_nb); ^ -- ldap/servers/snmp/main.c: In function 'main': ldap/servers/snmp/main.c:77:15: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(pid_fp, "%d", &child_pid); ^ ldap/servers/snmp/main.c:162:15: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(pid_fp, "%d", &child_pid); ^ -- gcc --version gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-8) Copyright (C) 2015 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
And from clang:
ldap/servers/slapd/localhost.c:121:9: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] getdomainname (line, sizeof(line)); ^~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~ 1 warning generated. ldap/servers/slapd/protect_db.c:63:9: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] write(fd, (void *) &pid, sizeof(pid_t)); ^~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ldap/servers/slapd/protect_db.c:82:17: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] write(fd, (void *) &pid, sizeof(pid_t)); ^~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2 warnings generated. ldap/servers/slapd/util.c:1595:13: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] fgets(s, 79, f); ^~~~~ ~~~~~~~~ ldap/servers/slapd/util.c:1617:13: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] fgets(s, 79, fm); ^~~~~ ~~~~~~~~~ 2 warnings generated. lib/base/fsmutex.cpp: In function 'void fsmutex_setowner(FSMUTEX, uid_t, gid_t)': lib/base/fsmutex.cpp:89:56: warning: ignoring return value of 'int chown(const char*, __uid_t, __gid_t)', declared with attribute warn_unused_result [-Wunused-result] (void) chown( ((fsmutex_s *)fsm)->id, uid, gid); ^ ldap/servers/plugins/acl/acllas.c:193:23: warning: unused variable 'type_objectClass' [-Wunused-const-variable] static char* const type_objectClass = "objectclass"; ^ 1 warning generated. ldap/servers/slapd/back-ldbm/ldif2ldbm.c:1021:9: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] write(expargs->fd, idstr, strlen(idstr)); ^~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ldap/servers/slapd/back-ldbm/ldif2ldbm.c:1023:5: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] write(expargs->fd, data.data, len); ^~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~ ldap/servers/slapd/back-ldbm/ldif2ldbm.c:1024:5: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] write(expargs->fd, "\n", 1); ^~~~~ ~~~~~~~~~~~~~~~~~~~~ ldap/servers/slapd/back-ldbm/ldif2ldbm.c:1353:9: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] write(fd, vstr, strlen(vstr)); ^~~~~ ~~~~~~~~~~~~~~~~~~~~~~ 4 warnings generated. ldap/servers/slapd/tools/ldclt/ldapfct.c:2555:3: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] write (mctx.genldifFile, ldclt_write_genldif_buf, ldclt_write_genldif_nb); ^~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated. ldap/servers/snmp/main.c:77:9: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] fscanf(pid_fp, "%d", &child_pid); ^~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~ ldap/servers/snmp/main.c:162:9: warning: ignoring return value of function declared with warn_unused_result attribute [-Wunused-result] fscanf(pid_fp, "%d", &child_pid); ^~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~ 2 warnings generated. clang --version clang version 3.4.2 (tags/RELEASE_34/dot2-final) Target: x86_64-redhat-linux-gnu Thread model: posix
Forgot to mention: this is rebuild of 389-ds-base-1.3.5.10 rpm.
git patch file (master) 0001-Ticket-48919-Compiler-warnings-while-building-389-ds.patch
Thank you for your comment and ack, William.
Since I did not get strong NO on this proposal, I'm going to push it.
Pushed to master: 6d50ba5..18c6029 master -> master commit 18c6029
git patch file (master) -- additional fixes 0001-Ticket-48919-Compiler-warnings-while-building-389-ds.2.patch
Reviewed by William (Thanks!!)
Pushed to master: 975e0fa..7c9853e master -> master commit 7c9853e
git patch file (master) -- additional covscan fixes 0001-Ticket-48919-Compiler-warnings-while-building-389-ds.3.patch
Pushed to master: 7c9853e..381caf5 master -> master commit 381caf5
{{{ 1. 389-ds-base-1.3.5.10/ldap/servers/plugins/pwdstorage/clear_pwd.c:0: scope_hint: In function 'clear_pw_cmp' 2. 389-ds-base-1.3.5.10/ldap/servers/plugins/pwdstorage/clear_pwd.c:29:9: warning: unused variable 'len' [-Wunused-variable]
}}}
Metadata Update from @nhosoi: - Issue assigned to nhosoi - Issue set to the milestone: 1.3.5.11
389-ds-base is moving from Pagure to Github. This means that new issues and pull requests will be accepted only in 389-ds-base's github repository.
This issue has been cloned to Github and is available here: - https://github.com/389ds/389-ds-base/issues/1978
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Metadata Update from @spichugi: - Issue close_status updated to: wontfix (was: Fixed)
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