update_faillog(). Report errors (but don't fail) if the file
exist, but open(), lseek(), read(), write(), or close() fails.
* src/usermod.c: Add brackets and parenthesis.
* src/usermod.c: Ignore the return value of pam_end() before
exiting.
* src/usermod.c: Ignore the return value of strftime(),
snprintf(), and puts().
* src/usermod.c: Check the return value of gmtime() and asctime(),
and output the raw time_t on failures.
booleans.
* libmisc/env.c: Add brackets and parenthesis.
* libmisc/env.c: Ignore the return value of puts() and fputs().
* libmisc/env.c: Avoid multi-statements lines.
booleans.
* libmisc/utmp.c: Add brackets and parenthesis.
* libmisc/utmp.c: Exit with the EXIT_FAILURE status code in case
of failure.
* libmisc/utmp.c: Avoid assignments in comparisons.
* lib/prototypes.h, libmisc/utmp.c: Change setutmp()'s prototype
to return an int because pututline() and pututxline() may fail.
* libmisc/limits.c: Avoid implicit conversion of pointers /
integers to booleans.
* libmisc/limits.c: Ignore the return value of umask(). We will
never return to the original umask.
* libmisc/limits.c: Avoid multi-statements lines.
* libmisc/limits.c: Added default to a switch(). Report invalid
limit strings to syslog.
* libmisc/limits.c: Ignore the return value of fclose().
/etc/limits is open read-only.
* libmisc/limits.c: Ignore the return value of fputs() and
sleep().
* libmisc/limits.c: Check the return value of nice() and
set_filesize_limit(), and report errors to syslog.
* libmisc/ulimit.c, lib/prototypes.h: Return failures of
set_filesize_limit(). Change the prototype to return an int
instead of void.
libmisc/find_new_uid.c, libmisc/Makefile.am, lib/prototypes.h:
Split find_new_ids.c into find_new_gid.c and find_new_uid.c to
ease the description of login.defs variables in the different
tools.
booleans.
* lib/defines.h: Ignore return values of setlocale() except the
first call.
* lib/defines.h: Fix a splint observer warning by using an
intermediate variable (old_locale).
reading or writing at an unspecified location. Log to syslog in
case of failure when reading a faillog entry or writing in
faillog or btmp.
* libmisc/failure.c: Check if the file exist before opening it.
* libmisc/failure.c: Log failures of open() and close() when
necessary.
* src/lastlog.c: umin and umax do not need to be signed long. Use
an unsigned long which might be needed to parse a GID or UID. Add
the has_umin and has_umax to replace the -1 values.
* src/lastlog.c: Cast dates to time_t.
* src/lastlog.c: Prefix lastlog errors with "lastlog: ".
value of spwd.sp_flag.
* lib/shadow.c: Add brackets.
* lib/shadow.c: Avoid implicit conversion of pointers to
booleans.
* lib/shadow.c: The size argument of fgets is an int, not a
size_t.
* lib/gshadow.c: Remove __setsgNIS() -never used).
* lib/gshadow.c: Avoid multi-statements lines.
* lib/gshadow.c: Avoid assignments in comparisons.
* lib/gshadow.c: ptr[nelem] is a string. Initialize it to NULL
instead of '\0'.
* lib/gshadow.c: Add brackets and parenthesis.
* lib/gshadow.c: The size argument of strncpy is a size_t and the
size argument of fgets is an int.
* lib/getdef.c: Added TODOs because of lack of error checking.
* lib/getdef.c: The size argument of fgets is an int, not a
size_t.
* lib/getdef.c: Avoid multi-statements lines.
* src/login.c: Use a %lu format and cast group and user IDs to
unsigned long integers.
* src/login.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
prototypes.
* src/chage.c: The ID argument of audit_logger is an unsigned
int. Use AUDIT_NO_ID instead of -1.
* src/chage.c: print_date() received a time_t.
* src/chage.c: Use SHADOW_SP_FLAG_UNSET for the initial
value of spwent.sp_flag.
unsigned long integers.
* src/pwck.c: Cast number of days to a long integer.
* src/pwck.c: Use the SCALE macro instead of (24L * 3600L)
for the values to be set in /etc/shadow.
* src/pwck.c: Use SHADOW_SP_FLAG_UNSET for the initial
value of spent.sp_flag.
int. Use AUDIT_NO_ID instead of -1.
* src/groupmod.c: Use a %lu format and cast group and user IDs to
unsigned long integers.
* src/groupmod.c: Cast the parsed GID/UID to a gid_t/uid_t.
int. Use AUDIT_NO_ID instead of -1.
* src/useradd.c: Cast the parsed GID/UID to a gid_t/uid_t.
* src/useradd.c: The size argument of fgets is an int, not a
size_t.
* src/useradd.c: Cast number of days to a long integer.
* src/useradd.c: Use SHADOW_SP_FLAG_UNSET for the initial
value of spent.sp_flag.
* src/useradd.c: Use a %lu format and cast group and user IDs to
unsigned long integers.
* src/newusers.c: Comment why we use both getgrgid() and
gr_locate_gid().
* src/newusers.c: Cast the parsed GID/UID to a gid_t/uid_t.
* src/newusers.c: Cast the number of days to a long integer.
* src/newusers.c: Use SHADOW_SP_FLAG_UNSET for the initial
value of spent.sp_flag.
* src/newusers.c: The size argument of fgets is an int, not a
size_t.
long integer.
* src/usermod.c: Cast UIDs and GIDs to uid_t and gid_t after
checking the ranges.
* src/usermod.c: The ID argument of audit_logger is an unsigned
int.
* src/usermod.c: read() returns a ssize_t.
* src/usermod.c: Cast the return value of malloc and make sure it
receives a size_t.
int.
* src/gpasswd.c: Ignore the return value of signal(). The signal
handlers are only changed for the last steps of gpasswd, and there
is no need to restore them.
unsigned long integers.
* src/newgrp.c: The ID argument of audit_logger is an unsigned
int.
* src/newgrp.c: Ignore the return value of signal() (the signal
handlers are assumed to be the default one and are restored
later).
* src/newgrp.c: Do not checl if a pid_t is < 0, check if equal
to (pid_t)-1.
prototypes.
* libmisc/copydir.c: Use a size_t for the length of strings.
* libmisc/copydir.c: Cast the return value of malloc().
* libmisc/copydir.c: The size argument of write() is a size_t.
might be defined in this header file.
* lib/defines.h: Prefer checking if HAVE_LOCALE_H or ENABLE_NLS
are defined (rather than set to non 0).
* lib/defines.h: The dummy implementations of bindtextdomain() and
textdomain() should return a pointer. Return NULL instead of
/* empty */
* lib/defines.h: Define SHADOW_SP_FLAG_UNSET, to be used for the
initialization of sp_flag field of the shadow structures.
* lib/defines.h: Define LC_ALL, needed even if HAVE_LOCALE_H is
not defined.
* libmisc/log.c: Add brackets and parenthesis.
* libmisc/log.c: read() returns a ssize_t (note size_t).
* libmisc/log.c: Avoid implicit conversion of pointers to
booleans.
* libmisc/log.c: Ignore return value of time() when use with a
non NULL argument.
* libmisc/age.c: Avoid implicit conversion of pointers to
booleans.
* libmisc/age.c: Avoid assignments in comparisons.
* libmisc/age.c: Ignore the return value of printf(), puts(),
fputs() and fflush().
* libmisc/age.c: Add brackets and parenthesis.
* libmisc/age.c: Cast the return value of time() to long and
converted to a date.
Propagate this time to the callers (the get_remote_string() and
do_rlogin() functions).
* libmisc/rlogin.c: Add brackets and parenthesis.
* libmisc/rlogin.c: Avoid multi-statements lines.
* libmisc/rlogin.c: Avoid assignments in comparisons.
* libmisc/rlogin.c: Avoid implicit conversion of pointers to
booleans.
* libmisc/failure.c: read() returns a ssize_t.
* libmisc/failure.c: Add brackets and parenthesis.
* libmisc/failure.c: Ignore return value of time() when use with a
non NULL argument.
* src/su.c: Add brackets and parenthesis.
* src/su.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/su.c: Ignore the return value of pam_end() before
exiting.
* src/su.c: Avoid assignments in comparisons.
* src/su.c: Avoid multi-statements lines.
* lib/nscd.c: Always warn when the nscd cache cannot be flushed.
* lib/nscd.c: Avoid assignments in comparisons.
* lib/nscd.c: Ignore the return value of fputs() when printing
errors.
* lib/port.c: Change isttytime() prototype to return a bool.
* lib/port.c: Ignore the return value of fclose () (file open
read-only).
* lib/port.c: Avoid multi-statements lines.
and printf().
* src/id.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/id.c: Add brackets and parenthesis.
* src/id.c: Avoid implicit conversion of pointers / integers
to booleans.
* src/chsh.c: restricted_shell() renamed is_restricted_shell().
check_shell() renamed shell_is_listed().
* src/chsh.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/chsh.c: Avoid implicit conversion of pointers / integers
to booleans.
* src/chsh.c: Ignore the return value of pam_end() before
exiting.
integers.
* src/grpunconv.c: Add brackets and parenthesis.
* src/grpunconv.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/grpunconv.c: Avoid implicit conversion of pointers / integers
to booleans.
bindtextdomain(), and textdomain().
* src/sulogin.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/sulogin.c: Avoid assignments in comparisons.
* src/sulogin.c: Ignore the return value of alarm().
* src/groups.c: Add brackets and parenthesis.
* src/groups.c: Avoid implicit conversion of pointers / integers
to booleans.
* src/groups.c: Avoid assignments in comparisons.
* src/groups.c: Ignore the return value of putchar(), printf()
* src/groups.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/grpconv.c: Add brackets and parenthesis.
* src/grpconv.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/grpconv.c: Avoid implicit conversion of pointers / integers
to booleans.
* src/faillog.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/faillog.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/faillog.c: Add brackets and parenthesis.
* src/login.c: Ignore the return value of pam_end() before
exiting.
* src/login.c: Use a bool when possible instead of int integers.
* src/login.c: Add brackets and parenthesis.
* src/login.c: Ignore the return values of fflush(), putchar(), puts().
* src/login.c: Ignore the return value of fclose() for read-only
files.
* src/login.c: Avoid assignments in comparisons.
* src/login.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
integers.
* src/groupadd.c: Add brackets and parenthesis.
* src/groupadd.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/groupadd.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/groupadd.c: Ignore the return value of pam_end() before
exiting.
* src/passwd.c: Avoid assignments in comparisons.
* src/passwd.c: Add brackets and parenthesis.
* src/passwd.c: Avoid implicit conversion of pointers / integers /
chars to booleans.
* src/passwd.c: Move the "context_t c" declaration at the
beginning check_selinux_access.
* src/passwd.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
integers.
* src/groupmod.c: Avoid assignments in comparisons.
* src/groupmod.c: Add brackets and parenthesis.
* src/groupmod.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/groupmod.c: Use a %lu format to print GIDs, and cast the GID
to (unsigned long int).
* src/groupmod.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/groupmod.c: Ignore the return value of pam_end() before
exiting.
* src/useradd.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/useradd.c: Add brackets and parenthesis.
* src/useradd.c: Avoid assignments in comparisons.
* src/useradd.c: Ignore the return value of fclose() for read-only
files.
* src/useradd.c: Ignore the return value of fflush() before
closing the files.
* src/useradd.c: Avoid multi-statements lines.
* src/useradd.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/useradd.c: Ignore the return value of pam_end() before
exiting.
* src/vipw.c: Ignore the return value of umask(), when the mask is
set again to the old value.
* src/vipw.c: Avoid implicit conversion of pointers / integers to
booleans.
* src/vipw.c: Add brackets and parenthesis.
* src/vipw.c: Avoid assignments in comparisons.
* src/vipw.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/vipw.c: Add missing termination of the longopts parameter
for getopt_long().
integers.
* src/chgpasswd.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/chgpasswd.c: Avoid implicit conversion of integers to
booleans.
integers.
* src/groupdel.c: Avoid implicit conversion of pointers / integers to
booleans.
* src/groupdel.c: Avoid assignments in comparisons.
* src/groupdel.c: Ignore the return value of pam_end() before
exiting.
* src/groupdel.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
bindtextdomain(), and textdomain().
* src/expiry.c: Add brackets and parenthesis.
* src/expiry.c: Avoid assignments in comparisons.
* src/expiry.c: Avoid implicit conversion of pointers to booleans.
* src/usermod.c: Add brackets and parenthesis.
* src/usermod.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/usermod.c: Avoid assignments in comparisons.
* src/usermod.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/usermod.c: Ignore the return value of pam_end() before
exiting.
long_options before the blocks of code.
* src/groupmems.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/groupmems.c: Ignore the return value of pam_end() before
exiting.
* src/chfn.c: Avoid implicit conversion of integers / chars to
booleans.
* src/chfn.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/logoutd.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/logoutd.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/logoutd.c: Add brackets and parenthesis.
integers.
* src/chpasswd.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/chpasswd.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/pwconv.c: Add brackets and parenthesis.
* src/pwconv.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/pwconv.c: Avoid implicit conversion of pointers / integers /
chars to booleans.
* src/newusers.c: Use a bool when possible instead of int
integers.
* src/newusers.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/newusers.c: Ignore the return value of pam_end() before
exiting.
* src/newusers.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/newusers.c: Avoid multi-statements lines.
* src/newusers.c: Add brackets and parenthesis.
* src/gpasswd.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/gpasswd.c: Ignore the return value of putchar() and fflush()
before exiting.
* src/gpasswd.c: check_list() renamed is_valid_user_list(), and
return a bool.
* src/gpasswd.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
* src/lastlog.c: Avoid implicit conversion of pointers / integers
/ chars to booleans.
* src/lastlog.c: Add brackets and parenthesis.
* src/lastlog.c: Ignore return value of setlocale(),
bindtextdomain(), and textdomain().
