On 01/19/18 14:56, Reio Remma wrote:
Hello!
There are some warnings when doing make check in CentOS 7 (not sure
how serious the warnings are ( I'm averse to warnings)).
Thanks!
Reio
-------------------------------------------------------------------------------------------------------------
gcc -DHAVE_CONFIG_H -I. -I.. -I../smtpd -I../openbsd-compat
-I/usr/include -g -O2 -fPIC -DPIC -Wall -Wpointer-arith
-Wuninitialized -Wsign-compare -Wformat-security
-Wsizeof-pointer-memaccess -Wno-pointer-sign -Wno-unused-result
-fno-strict-aliasing -fno-builtin-memset -D_BSD_SOURCE
-D_DEFAULT_SOURCE -c -o pw_dup.o pw_dup.c
pw_dup.c: In function ‘pw_dup’:
pw_dup.c:47:3: warning: ‘ssize’ may be used uninitialized in this
function [-Wmaybe-uninitialized]
(void)memcpy(cp, pw->name, size); \
^
pw_dup.c:57:39: note: ‘ssize’ was declared here
size_t nsize, psize, gsize, dsize, ssize, total;
^
pw_dup.c:47:3: warning: ‘dsize’ may be used uninitialized in this
function [-Wmaybe-uninitialized]
(void)memcpy(cp, pw->name, size); \
^
pw_dup.c:57:32: note: ‘dsize’ was declared here
size_t nsize, psize, gsize, dsize, ssize, total;
^
pw_dup.c:47:3: warning: ‘gsize’ may be used uninitialized in this
function [-Wmaybe-uninitialized]
(void)memcpy(cp, pw->name, size); \
^
pw_dup.c:57:25: note: ‘gsize’ was declared here
size_t nsize, psize, gsize, dsize, ssize, total;
^
pw_dup.c:47:3: warning: ‘psize’ may be used uninitialized in this
function [-Wmaybe-uninitialized]
(void)memcpy(cp, pw->name, size); \
^
pw_dup.c:57:18: note: ‘psize’ was declared here
size_t nsize, psize, gsize, dsize, ssize, total;
^
pw_dup.c:49:6: warning: ‘nsize’ may be used uninitialized in this
function [-Wmaybe-uninitialized]
cp += size; \
^
pw_dup.c:57:11: note: ‘nsize’ was declared here
size_t nsize, psize, gsize, dsize, ssize, total;
^
-------------------------------------------------------------------------------------------------------------
gcc -DHAVE_CONFIG_H -I. -I.. -I../smtpd -I../openbsd-compat
-I/usr/include -g -O2 -fPIC -DPIC -Wall -Wpointer-arith
-Wuninitialized -Wsign-compare -Wformat-security
-Wsizeof-pointer-memaccess -Wno-pointer-sign -Wno-unused-result
-fno-strict-aliasing -fno-builtin-memset -D_BSD_SOURCE
-D_DEFAULT_SOURCE -c -o crypt_checkpass.o crypt_checkpass.c
crypt_checkpass.c: In function ‘crypt_checkpass’:
crypt_checkpass.c:20:2: warning: implicit declaration of function
‘crypt’ [-Wimplicit-function-declaration]
if (strcmp(crypt(pass, goodhash), goodhash) == 0)
^
crypt_checkpass.c:20:2: warning: passing argument 1 of ‘strlen’ makes
pointer from integer without a cast [enabled by default]
In file included from crypt_checkpass.c:7:0:
/usr/include/string.h:395:15: note: expected ‘const char *’ but
argument is of type ‘int’
extern size_t strlen (const char *__s)
^
crypt_checkpass.c:20:2: warning: passing argument 1 of
‘__builtin_strcmp’ makes pointer from integer without a cast [enabled
by default]
if (strcmp(crypt(pass, goodhash), goodhash) == 0)
^
crypt_checkpass.c:20:2: note: expected ‘const char *’ but argument is
of type ‘int’
crypt_checkpass.c:20:2: warning: passing argument 1 of ‘strlen’ makes
pointer from integer without a cast [enabled by default]
In file included from crypt_checkpass.c:7:0:
/usr/include/string.h:395:15: note: expected ‘const char *’ but
argument is of type ‘int’
extern size_t strlen (const char *__s)
^
crypt_checkpass.c:20:2: warning: passing argument 1 of
‘__builtin_strcmp’ makes pointer from integer without a cast [enabled
by default]
if (strcmp(crypt(pass, goodhash), goodhash) == 0)
^
crypt_checkpass.c:20:2: note: expected ‘const char *’ but argument is
of type ‘int’
crypt_checkpass.c:20:2: warning: passing argument 1 of
‘__builtin_strcmp’ makes pointer from integer without a cast [enabled
by default]
crypt_checkpass.c:20:2: note: expected ‘const char *’ but argument is
of type ‘int’
crypt_checkpass.c:20:2: warning: passing argument 1 of
‘__builtin_strcmp’ makes pointer from integer without a cast [enabled
by default]
crypt_checkpass.c:20:2: note: expected ‘const char *’ but argument is
of type ‘int’
Do you have crypt.h in /usr/include?
-------------------------------------------------------------------------------------------------------------
gcc -DHAVE_CONFIG_H -I. -I../.. -I../../smtpd -I../../openbsd-compat
-I. -I/usr/include -DSMTPD_CONFDIR=\"/etc\"
-DPATH_CHROOT=\"/var/empty\"
-DPATH_SMTPCTL=\"/usr/local/sbin/smtpctl\"
-DPATH_MAILLOCAL=\"/usr/local/libexec/opensmtpd/mail.local\"
-DPATH_LIBEXEC=\"/usr/local/libexec/opensmtpd\" -DHAVE_CONFIG_H
-DIO_SSL -DCA_FILE=\"/etc/ssl/cert.pem\" -g -O2 -fPIC -DPIC -Wall
-Wpointer-arith -Wuninitialized -Wsign-compare -Wformat-security
-Wsizeof-pointer-memaccess -Wno-pointer-sign -Wno-unused-result
-fno-strict-aliasing -fno-builtin-memset -D_BSD_SOURCE
-D_DEFAULT_SOURCE -D_GNU_SOURCE -DNEED_EVENT_ASR_RUN -c -o
../../smtpd/smtpd-table.o `test -f '../../smtpd/table.c' || echo
'./'`../../smtpd/table.c
../../smtpd/table.c: In function ‘table_dump_lookup’:
../../smtpd/table.c:708:12: warning: comparison between signed and
unsigned integer expressions [-Wsign-compare]
if (ret >= sizeof(buf)) {
^
--
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