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stat: pointers are not 0L, they are NULL

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man: better error handling
This commit is contained in:
Denis Vlasenko
2008-06-27 22:31:07 +00:00
parent ce02b157be
commit b75fe798bb
2 changed files with 12 additions and 5 deletions
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8
coreutils/stat.c
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@ -240,14 +240,14 @@ static void print_stat(char *pformat, const char m,
} else if (m == 'U') {
setpwent();
pw_ent = getpwuid(statbuf->st_uid);
printfs(pformat, (pw_ent != 0L) ? pw_ent->pw_name : "UNKNOWN");
printfs(pformat, (pw_ent != NULL) ? pw_ent->pw_name : "UNKNOWN");
} else if (m == 'g') {
strcat(pformat, "lu");
printf(pformat, (unsigned long) statbuf->st_gid);
} else if (m == 'G') {
setgrent();
gw_ent = getgrgid(statbuf->st_gid);
printfs(pformat, (gw_ent != 0L) ? gw_ent->gr_name : "UNKNOWN");
printfs(pformat, (gw_ent != NULL) ? gw_ent->gr_name : "UNKNOWN");
} else if (m == 't') {
strcat(pformat, "lx");
printf(pformat, (unsigned long) major(statbuf->st_rdev));
@ -609,9 +609,9 @@ static bool do_stat(const char *filename, const char *format)
(unsigned long) (statbuf.st_mode & (S_ISUID|S_ISGID|S_ISVTX|S_IRWXU|S_IRWXG|S_IRWXO)),
bb_mode_string(statbuf.st_mode),
(unsigned long) statbuf.st_uid,
(pw_ent != 0L) ? pw_ent->pw_name : "UNKNOWN",
(pw_ent != NULL) ? pw_ent->pw_name : "UNKNOWN",
(unsigned long) statbuf.st_gid,
(gw_ent != 0L) ? gw_ent->gr_name : "UNKNOWN");
(gw_ent != NULL) ? gw_ent->gr_name : "UNKNOWN");
#if ENABLE_SELINUX
printf(" S_Context: %lc\n", *scontext);
#endif