*: make it easier to distinquish "struct tm", pointer to one, etc
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/archival/libunarchive/header_verbose_list.c b/archival/libunarchive/header_verbose_list.c
index da21a15..f6f04cf 100644
--- a/archival/libunarchive/header_verbose_list.c
+++ b/archival/libunarchive/header_verbose_list.c
@@ -8,7 +8,8 @@
void FAST_FUNC header_verbose_list(const file_header_t *file_header)
{
- struct tm *mtime = localtime(&(file_header->mtime));
+ struct tm tm_time;
+ struct tm *ptm = &tm_time; //localtime(&file_header->mtime);
#if ENABLE_FEATURE_TAR_UNAME_GNAME
char uid[sizeof(int)*3 + 2];
@@ -16,6 +17,8 @@
char *user;
char *group;
+ localtime_r(&file_header->mtime, ptm);
+
user = file_header->tar__uname;
if (user == NULL) {
sprintf(uid, "%u", (unsigned)file_header->uid);
@@ -31,26 +34,31 @@
user,
group,
file_header->size,
- 1900 + mtime->tm_year,
- 1 + mtime->tm_mon,
- mtime->tm_mday,
- mtime->tm_hour,
- mtime->tm_min,
- mtime->tm_sec,
+ 1900 + ptm->tm_year,
+ 1 + ptm->tm_mon,
+ ptm->tm_mday,
+ ptm->tm_hour,
+ ptm->tm_min,
+ ptm->tm_sec,
file_header->name);
+
#else /* !FEATURE_TAR_UNAME_GNAME */
+
+ localtime_r(&file_header->mtime, ptm);
+
printf("%s %u/%u %9"OFF_FMT"u %4u-%02u-%02u %02u:%02u:%02u %s",
bb_mode_string(file_header->mode),
(unsigned)file_header->uid,
(unsigned)file_header->gid,
file_header->size,
- 1900 + mtime->tm_year,
- 1 + mtime->tm_mon,
- mtime->tm_mday,
- mtime->tm_hour,
- mtime->tm_min,
- mtime->tm_sec,
+ 1900 + ptm->tm_year,
+ 1 + ptm->tm_mon,
+ ptm->tm_mday,
+ ptm->tm_hour,
+ ptm->tm_min,
+ ptm->tm_sec,
file_header->name);
+
#endif /* FEATURE_TAR_UNAME_GNAME */
if (file_header->link_target) {
diff --git a/archival/rpm.c b/archival/rpm.c
index cdaf50f..6c1e341 100644
--- a/archival/rpm.c
+++ b/archival/rpm.c
@@ -145,13 +145,13 @@
if (func & rpm_query_info) {
/* Do the nice printout */
time_t bdate_time;
- struct tm *bdate;
+ struct tm *bdate_ptm;
char bdatestring[50];
printf("Name : %-29sRelocations: %s\n", rpm_getstr(TAG_NAME, 0), rpm_getstr(TAG_PREFIXS, 0) ? rpm_getstr(TAG_PREFIXS, 0) : "(not relocateable)");
printf("Version : %-34sVendor: %s\n", rpm_getstr(TAG_VERSION, 0), rpm_getstr(TAG_VENDOR, 0) ? rpm_getstr(TAG_VENDOR, 0) : "(none)");
bdate_time = rpm_getint(TAG_BUILDTIME, 0);
- bdate = localtime((time_t *) &bdate_time);
- strftime(bdatestring, 50, "%a %d %b %Y %T %Z", bdate);
+ bdate_ptm = localtime(&bdate_time);
+ strftime(bdatestring, 50, "%a %d %b %Y %T %Z", bdate_ptm);
printf("Release : %-30sBuild Date: %s\n", rpm_getstr(TAG_RELEASE, 0), bdatestring);
printf("Install date: %-30sBuild Host: %s\n", "(not installed)", rpm_getstr(TAG_BUILDHOST, 0));
printf("Group : %-30sSource RPM: %s\n", rpm_getstr(TAG_GROUP, 0), rpm_getstr(TAG_SOURCERPM, 0));
diff --git a/coreutils/cal.c b/coreutils/cal.c
index 8236442..e6f9af9 100644
--- a/coreutils/cal.c
+++ b/coreutils/cal.c
@@ -79,7 +79,6 @@
int cal_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int cal_main(int argc UNUSED_PARAM, char **argv)
{
- struct tm *local_time;
struct tm zero_tm;
time_t now;
unsigned month, year, flags, i;
@@ -94,11 +93,13 @@
argv += optind;
if (!argv[0]) {
+ struct tm *ptm;
+
time(&now);
- local_time = localtime(&now);
- year = local_time->tm_year + 1900;
+ ptm = localtime(&now);
+ year = ptm->tm_year + 1900;
if (!(flags & 2)) { /* no -y */
- month = local_time->tm_mon + 1;
+ month = ptm->tm_mon + 1;
}
} else {
if (argv[1]) {
diff --git a/include/libbb.h b/include/libbb.h
index cda59dc..e07bb52 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -444,8 +444,8 @@
};
-void parse_datestr(const char *date_str, struct tm *tm_time) FAST_FUNC;
-time_t validate_tm_time(const char *date_str, struct tm *tm_time) FAST_FUNC;
+void parse_datestr(const char *date_str, struct tm *ptm) FAST_FUNC;
+time_t validate_tm_time(const char *date_str, struct tm *ptm) FAST_FUNC;
int xsocket(int domain, int type, int protocol) FAST_FUNC;
diff --git a/include/rtc_.h b/include/rtc_.h
index 2b4ae77..b5fe8ec 100644
--- a/include/rtc_.h
+++ b/include/rtc_.h
@@ -13,8 +13,8 @@
int rtc_adjtime_is_utc(void) FAST_FUNC;
int rtc_xopen(const char **default_rtc, int flags) FAST_FUNC;
-void rtc_read_tm(struct tm *tm, int fd) FAST_FUNC;
-time_t rtc_tm2time(struct tm *tm, int utc) FAST_FUNC;
+void rtc_read_tm(struct tm *ptm, int fd) FAST_FUNC;
+time_t rtc_tm2time(struct tm *ptm, int utc) FAST_FUNC;
/*
diff --git a/libbb/rtc.c b/libbb/rtc.c
index 9807e1c..fcd6c64 100644
--- a/libbb/rtc.c
+++ b/libbb/rtc.c
@@ -59,14 +59,14 @@
return xopen(*default_rtc, flags);
}
-void FAST_FUNC rtc_read_tm(struct tm *tm, int fd)
+void FAST_FUNC rtc_read_tm(struct tm *ptm, int fd)
{
- memset(tm, 0, sizeof(*tm));
- xioctl(fd, RTC_RD_TIME, tm);
- tm->tm_isdst = -1; /* "not known" */
+ memset(ptm, 0, sizeof(*ptm));
+ xioctl(fd, RTC_RD_TIME, ptm);
+ ptm->tm_isdst = -1; /* "not known" */
}
-time_t FAST_FUNC rtc_tm2time(struct tm *tm, int utc)
+time_t FAST_FUNC rtc_tm2time(struct tm *ptm, int utc)
{
char *oldtz = oldtz; /* for compiler */
time_t t;
@@ -77,7 +77,7 @@
tzset();
}
- t = mktime(tm);
+ t = mktime(ptm);
if (utc) {
unsetenv("TZ");
diff --git a/libbb/time.c b/libbb/time.c
index 85c72d1..82a0fa1 100644
--- a/libbb/time.c
+++ b/libbb/time.c
@@ -8,51 +8,51 @@
*/
#include "libbb.h"
-void FAST_FUNC parse_datestr(const char *date_str, struct tm *tm_time)
+void FAST_FUNC parse_datestr(const char *date_str, struct tm *ptm)
{
char end = '\0';
const char *last_colon = strrchr(date_str, ':');
if (last_colon != NULL) {
- /* Parse input and assign appropriately to tm_time */
+ /* Parse input and assign appropriately to ptm */
/* HH:MM */
if (sscanf(date_str, "%u:%u%c",
- &tm_time->tm_hour,
- &tm_time->tm_min,
+ &ptm->tm_hour,
+ &ptm->tm_min,
&end) >= 2) {
/* no adjustments needed */
} else
/* mm.dd-HH:MM */
if (sscanf(date_str, "%u.%u-%u:%u%c",
- &tm_time->tm_mon, &tm_time->tm_mday,
- &tm_time->tm_hour, &tm_time->tm_min,
+ &ptm->tm_mon, &ptm->tm_mday,
+ &ptm->tm_hour, &ptm->tm_min,
&end) >= 4) {
/* Adjust month from 1-12 to 0-11 */
- tm_time->tm_mon -= 1;
+ ptm->tm_mon -= 1;
} else
/* yyyy.mm.dd-HH:MM */
- if (sscanf(date_str, "%u.%u.%u-%u:%u%c", &tm_time->tm_year,
- &tm_time->tm_mon, &tm_time->tm_mday,
- &tm_time->tm_hour, &tm_time->tm_min,
+ if (sscanf(date_str, "%u.%u.%u-%u:%u%c", &ptm->tm_year,
+ &ptm->tm_mon, &ptm->tm_mday,
+ &ptm->tm_hour, &ptm->tm_min,
&end) >= 5) {
- tm_time->tm_year -= 1900; /* Adjust years */
- tm_time->tm_mon -= 1; /* Adjust month from 1-12 to 0-11 */
+ ptm->tm_year -= 1900; /* Adjust years */
+ ptm->tm_mon -= 1; /* Adjust month from 1-12 to 0-11 */
} else
/* yyyy-mm-dd HH:MM */
- if (sscanf(date_str, "%u-%u-%u %u:%u%c", &tm_time->tm_year,
- &tm_time->tm_mon, &tm_time->tm_mday,
- &tm_time->tm_hour, &tm_time->tm_min,
+ if (sscanf(date_str, "%u-%u-%u %u:%u%c", &ptm->tm_year,
+ &ptm->tm_mon, &ptm->tm_mday,
+ &ptm->tm_hour, &ptm->tm_min,
&end) >= 5) {
- tm_time->tm_year -= 1900; /* Adjust years */
- tm_time->tm_mon -= 1; /* Adjust month from 1-12 to 0-11 */
+ ptm->tm_year -= 1900; /* Adjust years */
+ ptm->tm_mon -= 1; /* Adjust month from 1-12 to 0-11 */
//TODO: coreutils 6.9 also accepts "yyyy-mm-dd HH" (no minutes)
} else {
bb_error_msg_and_die(bb_msg_invalid_date, date_str);
}
if (end == ':') {
/* xxx:SS */
- if (sscanf(last_colon + 1, "%u%c", &tm_time->tm_sec, &end) == 1)
+ if (sscanf(last_colon + 1, "%u%c", &ptm->tm_sec, &end) == 1)
end = '\0';
/* else end != NUL and we error out */
}
@@ -75,60 +75,60 @@
/* MM[.SS] */
if (len == 2 && sscanf(date_str, "%2u%2u%2u%2u""%2u%c" + 12,
- &tm_time->tm_min,
+ &ptm->tm_min,
&end) >= 1) {
} else
/* HHMM[.SS] */
if (len == 4 && sscanf(date_str, "%2u%2u%2u""%2u%2u%c" + 9,
- &tm_time->tm_hour,
- &tm_time->tm_min,
+ &ptm->tm_hour,
+ &ptm->tm_min,
&end) >= 2) {
} else
/* ddHHMM[.SS] */
if (len == 6 && sscanf(date_str, "%2u%2u""%2u%2u%2u%c" + 6,
- &tm_time->tm_mday,
- &tm_time->tm_hour,
- &tm_time->tm_min,
+ &ptm->tm_mday,
+ &ptm->tm_hour,
+ &ptm->tm_min,
&end) >= 3) {
} else
/* mmddHHMM[.SS] */
if (len == 8 && sscanf(date_str, "%2u""%2u%2u%2u%2u%c" + 3,
- &tm_time->tm_mon,
- &tm_time->tm_mday,
- &tm_time->tm_hour,
- &tm_time->tm_min,
+ &ptm->tm_mon,
+ &ptm->tm_mday,
+ &ptm->tm_hour,
+ &ptm->tm_min,
&end) >= 4) {
/* Adjust month from 1-12 to 0-11 */
- tm_time->tm_mon -= 1;
+ ptm->tm_mon -= 1;
} else
/* yymmddHHMM[.SS] */
if (len == 10 && sscanf(date_str, "%2u%2u%2u%2u%2u%c",
- &tm_time->tm_year,
- &tm_time->tm_mon,
- &tm_time->tm_mday,
- &tm_time->tm_hour,
- &tm_time->tm_min,
+ &ptm->tm_year,
+ &ptm->tm_mon,
+ &ptm->tm_mday,
+ &ptm->tm_hour,
+ &ptm->tm_min,
&end) >= 5) {
/* Adjust month from 1-12 to 0-11 */
- tm_time->tm_mon -= 1;
+ ptm->tm_mon -= 1;
} else
/* ccyymmddHHMM[.SS] */
if (len == 12 && sscanf(date_str, "%4u%2u%2u%2u%2u%c",
- &tm_time->tm_year,
- &tm_time->tm_mon,
- &tm_time->tm_mday,
- &tm_time->tm_hour,
- &tm_time->tm_min,
+ &ptm->tm_year,
+ &ptm->tm_mon,
+ &ptm->tm_mday,
+ &ptm->tm_hour,
+ &ptm->tm_min,
&end) >= 5) {
- tm_time->tm_year -= 1900; /* Adjust years */
- tm_time->tm_mon -= 1; /* Adjust month from 1-12 to 0-11 */
+ ptm->tm_year -= 1900; /* Adjust years */
+ ptm->tm_mon -= 1; /* Adjust month from 1-12 to 0-11 */
} else {
bb_error_msg_and_die(bb_msg_invalid_date, date_str);
}
if (end == '.') {
/* xxx.SS */
if (sscanf(strchr(date_str, '.') + 1, "%u%c",
- &tm_time->tm_sec, &end) == 1)
+ &ptm->tm_sec, &end) == 1)
end = '\0';
/* else end != NUL and we error out */
}
@@ -138,9 +138,9 @@
}
}
-time_t FAST_FUNC validate_tm_time(const char *date_str, struct tm *tm_time)
+time_t FAST_FUNC validate_tm_time(const char *date_str, struct tm *ptm)
{
- time_t t = mktime(tm_time);
+ time_t t = mktime(ptm);
if (t == (time_t) -1L) {
bb_error_msg_and_die(bb_msg_invalid_date, date_str);
}
diff --git a/miscutils/crond.c b/miscutils/crond.c
index ad217f0..7135e44 100644
--- a/miscutils/crond.c
+++ b/miscutils/crond.c
@@ -654,14 +654,14 @@
/* Find jobs > t1 and <= t2 */
for (t = t1 - t1 % 60; t <= t2; t += 60) {
- struct tm *tp;
+ struct tm *ptm;
CronFile *file;
CronLine *line;
if (t <= t1)
continue;
- tp = localtime(&t);
+ ptm = localtime(&t);
for (file = FileBase; file; file = file->cf_Next) {
if (DebugOpt)
crondlog(LVL5 "file %s:", file->cf_User);
@@ -670,9 +670,9 @@
for (line = file->cf_LineBase; line; line = line->cl_Next) {
if (DebugOpt)
crondlog(LVL5 " line %s", line->cl_Shell);
- if (line->cl_Mins[tp->tm_min] && line->cl_Hrs[tp->tm_hour]
- && (line->cl_Days[tp->tm_mday] || line->cl_Dow[tp->tm_wday])
- && line->cl_Mons[tp->tm_mon]
+ if (line->cl_Mins[ptm->tm_min] && line->cl_Hrs[ptm->tm_hour]
+ && (line->cl_Days[ptm->tm_mday] || line->cl_Dow[ptm->tm_wday])
+ && line->cl_Mons[ptm->tm_mon]
) {
if (DebugOpt) {
crondlog(LVL5 " job: %d %s",
diff --git a/networking/httpd_indexcgi.c b/networking/httpd_indexcgi.c
index 6663a22..9fa7c74 100644
--- a/networking/httpd_indexcgi.c
+++ b/networking/httpd_indexcgi.c
@@ -291,7 +291,7 @@
size_total = 0;
cdir = dir_list;
while (dir_list_count--) {
- struct tm *tm;
+ struct tm *ptm;
if (S_ISDIR(cdir->dl_mode)) {
count_dirs++;
@@ -316,12 +316,12 @@
fmt_ull(cdir->dl_size);
fmt_str("<td class=dt>");
tm = gmtime(&cdir->dl_mtime);
- fmt_04u(1900 + tm->tm_year); *dst++ = '-';
- fmt_02u(tm->tm_mon + 1); *dst++ = '-';
- fmt_02u(tm->tm_mday); *dst++ = ' ';
- fmt_02u(tm->tm_hour); *dst++ = ':';
- fmt_02u(tm->tm_min); *dst++ = ':';
- fmt_02u(tm->tm_sec);
+ fmt_04u(1900 + ptm->tm_year); *dst++ = '-';
+ fmt_02u(ptm->tm_mon + 1); *dst++ = '-';
+ fmt_02u(ptm->tm_mday); *dst++ = ' ';
+ fmt_02u(ptm->tm_hour); *dst++ = ':';
+ fmt_02u(ptm->tm_min); *dst++ = ':';
+ fmt_02u(ptm->tm_sec);
*dst++ = '\n';
odd = 1 - odd;
diff --git a/runit/svlogd.c b/runit/svlogd.c
index fe40cd8..f556c7d 100644
--- a/runit/svlogd.c
+++ b/runit/svlogd.c
@@ -266,18 +266,18 @@
/* NUL terminated */
static void fmt_time_human_30nul(char *s)
{
- struct tm *t;
+ struct tm *ptm;
struct timeval tv;
gettimeofday(&tv, NULL);
- t = gmtime(&(tv.tv_sec));
+ ptm = gmtime(&tv.tv_sec);
sprintf(s, "%04u-%02u-%02u_%02u:%02u:%02u.%06u000",
- (unsigned)(1900 + t->tm_year),
- (unsigned)(t->tm_mon + 1),
- (unsigned)(t->tm_mday),
- (unsigned)(t->tm_hour),
- (unsigned)(t->tm_min),
- (unsigned)(t->tm_sec),
+ (unsigned)(1900 + ptm->tm_year),
+ (unsigned)(ptm->tm_mon + 1),
+ (unsigned)(ptm->tm_mday),
+ (unsigned)(ptm->tm_hour),
+ (unsigned)(ptm->tm_min),
+ (unsigned)(ptm->tm_sec),
(unsigned)(tv.tv_usec)
);
/* 4+1 + 2+1 + 2+1 + 2+1 + 2+1 + 2+1 + 9 = */
diff --git a/util-linux/hwclock.c b/util-linux/hwclock.c
index ac89d45..b830057 100644
--- a/util-linux/hwclock.c
+++ b/util-linux/hwclock.c
@@ -37,20 +37,20 @@
#endif
static time_t read_rtc(const char **pp_rtcname, struct timeval *sys_tv, int utc)
{
- struct tm tm;
+ struct tm tm_time;
int fd;
fd = rtc_xopen(pp_rtcname, O_RDONLY);
- rtc_read_tm(&tm, fd);
+ rtc_read_tm(&tm_time, fd);
#if SHOW_HWCLOCK_DIFF
{
- int before = tm.tm_sec;
+ int before = tm_time.tm_sec;
while (1) {
- rtc_read_tm(&tm, fd);
+ rtc_read_tm(&tm_time, fd);
gettimeofday(sys_tv, NULL);
- if (before != tm.tm_sec)
+ if (before != tm_time.tm_sec)
break;
}
}
@@ -59,7 +59,7 @@
if (ENABLE_FEATURE_CLEAN_UP)
close(fd);
- return rtc_tm2time(&tm, utc);
+ return rtc_tm2time(&tm_time, utc);
}
static void show_clock(const char **pp_rtcname, int utc)
@@ -110,7 +110,7 @@
static void from_sys_clock(const char **pp_rtcname, int utc)
{
#define TWEAK_USEC 200
- struct tm tm;
+ struct tm tm_time;
struct timeval tv;
unsigned adj = TWEAK_USEC;
int rtc = rtc_xopen(pp_rtcname, O_WRONLY);
@@ -132,10 +132,10 @@
/* Prepare tm */
if (utc)
- gmtime_r(&t, &tm); /* may read /etc/xxx (it takes time) */
+ gmtime_r(&t, &tm_time); /* may read /etc/xxx (it takes time) */
else
- localtime_r(&t, &tm); /* same */
- tm.tm_isdst = 0;
+ localtime_r(&t, &tm_time); /* same */
+ tm_time.tm_isdst = 0;
/* gmtime/localtime took some time, re-get cur time */
gettimeofday(&tv, NULL);
@@ -166,7 +166,7 @@
usleep(rem_usec - adj);
}
- xioctl(rtc, RTC_SET_TIME, &tm);
+ xioctl(rtc, RTC_SET_TIME, &tm_time);
/* Debug aid to find "good" TWEAK_USEC.
* Look for a value which makes tv_usec close to 999999 or 0.
diff --git a/util-linux/mkfs_vfat.c b/util-linux/mkfs_vfat.c
index e794b31..54c068d 100644
--- a/util-linux/mkfs_vfat.c
+++ b/util-linux/mkfs_vfat.c
@@ -538,16 +538,16 @@
// create dir entry for volume_label
struct msdos_dir_entry *de;
#if 0
- struct tm tm;
+ struct tm tm_time;
uint16_t t, d;
#endif
de = (void*)buf;
strncpy(de->name, volume_label, sizeof(de->name));
STORE_LE(de->attr, ATTR_VOLUME);
#if 0
- localtime_r(&create_time, &tm);
- t = (tm.tm_sec >> 1) + (tm.tm_min << 5) + (tm.tm_hour << 11);
- d = tm.tm_mday + ((tm.tm_mon+1) << 5) + ((tm.tm_year-80) << 9);
+ localtime_r(&create_time, &tm_time);
+ t = (tm_time.tm_sec >> 1) + (tm_time.tm_min << 5) + (tm_time.tm_hour << 11);
+ d = tm_time.tm_mday + ((tm_time.tm_mon+1) << 5) + ((tm_time.tm_year-80) << 9);
STORE_LE(de->time, t);
STORE_LE(de->date, d);
//STORE_LE(de->ctime_cs, 0);
diff --git a/util-linux/rtcwake.c b/util-linux/rtcwake.c
index 64c3e7e..66b08e3 100644
--- a/util-linux/rtcwake.c
+++ b/util-linux/rtcwake.c
@@ -50,7 +50,7 @@
static NOINLINE void setup_alarm(int fd, time_t *wakeup, time_t rtc_time)
{
- struct tm *tm;
+ struct tm *ptm;
struct linux_rtc_wkalrm wake;
/* The wakeup time is in POSIX time (more or less UTC).
@@ -63,14 +63,14 @@
* Else mode is local so the time given to the RTC
* will instead use the local time zone.
*/
- tm = localtime(wakeup);
+ ptm = localtime(wakeup);
- wake.time.tm_sec = tm->tm_sec;
- wake.time.tm_min = tm->tm_min;
- wake.time.tm_hour = tm->tm_hour;
- wake.time.tm_mday = tm->tm_mday;
- wake.time.tm_mon = tm->tm_mon;
- wake.time.tm_year = tm->tm_year;
+ wake.time.tm_sec = ptm->tm_sec;
+ wake.time.tm_min = ptm->tm_min;
+ wake.time.tm_hour = ptm->tm_hour;
+ wake.time.tm_mday = ptm->tm_mday;
+ wake.time.tm_mon = ptm->tm_mon;
+ wake.time.tm_year = ptm->tm_year;
/* wday, yday, and isdst fields are unused by Linux */
wake.time.tm_wday = -1;
wake.time.tm_yday = -1;
@@ -161,9 +161,9 @@
/* relative or absolute alarm time, normalized to time_t */
sys_time = time(NULL);
{
- struct tm tm;
- rtc_read_tm(&tm, fd);
- rtc_time = rtc_tm2time(&tm, utc);
+ struct tm tm_time;
+ rtc_read_tm(&tm_time, fd);
+ rtc_time = rtc_tm2time(&tm_time, utc);
}