suckless/slstatus
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radical re-formatting 2/3: Fix blocks

Browse source 
Fixes coding style. Formatting commits suck, incoherent coding style
sucks more.
https://suckless.org/coding_style/
This commit is contained in:
drkhsh 2022-10-28 00:51:34 +02:00
parent 2104dc362c
commit 3251e91187
14 changed files with 95 additions and 154 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

35
components/battery.c
View file

@ -22,14 +22,12 @@
size_t length) size_t length)
{ {
if (esnprintf(path, length, f1, bat) > 0 && if (esnprintf(path, length, f1, bat) > 0 &&
access(path, R_OK) == 0) { access(path, R_OK) == 0)
return f1; return f1;
}
if (esnprintf(path, length, f2, bat) > 0 && if (esnprintf(path, length, f2, bat) > 0 &&
access(path, R_OK) == 0) { access(path, R_OK) == 0)
return f2; return f2;
}
return NULL; return NULL;
} }
@ -42,9 +40,8 @@
if (esnprintf(path, sizeof(path), POWER_SUPPLY_CAPACITY, bat) < 0) if (esnprintf(path, sizeof(path), POWER_SUPPLY_CAPACITY, bat) < 0)
return NULL; return NULL;
if (pscanf(path, "%d", &perc) != 1) { if (pscanf(path, "%d", &perc) != 1)
return NULL; return NULL;
}
return bprintf("%d", perc); return bprintf("%d", perc);
} }
@ -66,15 +63,13 @@
if (esnprintf(path, sizeof(path), POWER_SUPPLY_STATUS, bat) < 0) if (esnprintf(path, sizeof(path), POWER_SUPPLY_STATUS, bat) < 0)
return NULL; return NULL;
if (pscanf(path, "%12[a-zA-Z ]", state) != 1) { if (pscanf(path, "%12[a-zA-Z ]", state) != 1)
return NULL; return NULL;
}
for (i = 0; i < LEN(map); i++) { for (i = 0; i < LEN(map); i++)
if (!strcmp(map[i].state, state)) { if (!strcmp(map[i].state, state))
break; break;
}
}
return (i == LEN(map)) ? "?" : map[i].symbol; return (i == LEN(map)) ? "?" : map[i].symbol;
} }
@ -87,9 +82,8 @@
if (esnprintf(path, sizeof(path), POWER_SUPPLY_STATUS, bat) < 0) if (esnprintf(path, sizeof(path), POWER_SUPPLY_STATUS, bat) < 0)
return NULL; return NULL;
if (pscanf(path, "%12[a-zA-Z ]", state) != 1) { if (pscanf(path, "%12[a-zA-Z ]", state) != 1)
return NULL; return NULL;
}
if (!pick(bat, POWER_SUPPLY_CHARGE, POWER_SUPPLY_ENERGY, path, if (!pick(bat, POWER_SUPPLY_CHARGE, POWER_SUPPLY_ENERGY, path,
sizeof(path)) || sizeof(path)) ||
@ -102,9 +96,8 @@
pscanf(path, "%ju", &current_now) < 0) pscanf(path, "%ju", &current_now) < 0)
return NULL; return NULL;
if (current_now == 0) { if (current_now == 0)
return NULL; return NULL;
}
timeleft = (double)charge_now / (double)current_now; timeleft = (double)charge_now / (double)current_now;
h = timeleft; h = timeleft;
@ -146,9 +139,8 @@
{ {
struct apm_power_info apm_info; struct apm_power_info apm_info;
if (load_apm_power_info(&apm_info)) { if (load_apm_power_info(&apm_info))
return bprintf("%d", apm_info.battery_life); return bprintf("%d", apm_info.battery_life);
}
return NULL; return NULL;
} }
@ -167,11 +159,10 @@
size_t i; size_t i;
if (load_apm_power_info(&apm_info)) { if (load_apm_power_info(&apm_info)) {
for (i = 0; i < LEN(map); i++) { for (i = 0; i < LEN(map); i++)
if (map[i].state == apm_info.ac_state) { if (map[i].state == apm_info.ac_state)
break; break;
}
}
return (i == LEN(map)) ? "?" : map[i].symbol; return (i == LEN(map)) ? "?" : map[i].symbol;
} }

22
components/cpu.c
View file

@ -31,19 +31,17 @@
/* cpu user nice system idle iowait irq softirq */ /* cpu user nice system idle iowait irq softirq */
if (pscanf("/proc/stat", "%*s %Lf %Lf %Lf %Lf %Lf %Lf %Lf", if (pscanf("/proc/stat", "%*s %Lf %Lf %Lf %Lf %Lf %Lf %Lf",
&a[0], &a[1], &a[2], &a[3], &a[4], &a[5], &a[6]) &a[0], &a[1], &a[2], &a[3], &a[4], &a[5], &a[6])
!= 7) { != 7)
return NULL; return NULL;
}
if (b[0] == 0) { if (b[0] == 0)
return NULL; return NULL;
}
sum = (b[0] + b[1] + b[2] + b[3] + b[4] + b[5] + b[6]) - sum = (b[0] + b[1] + b[2] + b[3] + b[4] + b[5] + b[6]) -
(a[0] + a[1] + a[2] + a[3] + a[4] + a[5] + a[6]); (a[0] + a[1] + a[2] + a[3] + a[4] + a[5] + a[6]);
if (sum == 0) { if (sum == 0)
return NULL; return NULL;
}
return bprintf("%d", (int)(100 * return bprintf("%d", (int)(100 *
((b[0] + b[1] + b[2] + b[5] + b[6]) - ((b[0] + b[1] + b[2] + b[5] + b[6]) -
@ -92,16 +90,14 @@
warn("sysctl 'KERN_CPTIME':"); warn("sysctl 'KERN_CPTIME':");
return NULL; return NULL;
} }
if (b[0] == 0) { if (b[0] == 0)
return NULL; return NULL;
}
sum = (a[CP_USER] + a[CP_NICE] + a[CP_SYS] + a[CP_INTR] + a[CP_IDLE]) - sum = (a[CP_USER] + a[CP_NICE] + a[CP_SYS] + a[CP_INTR] + a[CP_IDLE]) -
(b[CP_USER] + b[CP_NICE] + b[CP_SYS] + b[CP_INTR] + b[CP_IDLE]); (b[CP_USER] + b[CP_NICE] + b[CP_SYS] + b[CP_INTR] + b[CP_IDLE]);
if (sum == 0) { if (sum == 0)
return NULL; return NULL;
}
return bprintf("%d", 100 * return bprintf("%d", 100 *
((a[CP_USER] + a[CP_NICE] + a[CP_SYS] + ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] +
@ -145,16 +141,14 @@
warn("sysctlbyname 'kern.cp_time':"); warn("sysctlbyname 'kern.cp_time':");
return NULL; return NULL;
} }
if (b[0] == 0) { if (b[0] == 0)
return NULL; return NULL;
}
sum = (a[CP_USER] + a[CP_NICE] + a[CP_SYS] + a[CP_INTR] + a[CP_IDLE]) - sum = (a[CP_USER] + a[CP_NICE] + a[CP_SYS] + a[CP_INTR] + a[CP_IDLE]) -
(b[CP_USER] + b[CP_NICE] + b[CP_SYS] + b[CP_INTR] + b[CP_IDLE]); (b[CP_USER] + b[CP_NICE] + b[CP_SYS] + b[CP_INTR] + b[CP_IDLE]);
if (sum == 0) { if (sum == 0)
return NULL; return NULL;
}
return bprintf("%d", 100 * return bprintf("%d", 100 *
((a[CP_USER] + a[CP_NICE] + a[CP_SYS] + ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] +

4
components/ip.c
View file

@ -27,9 +27,9 @@ ip(const char *interface, unsigned short sa_family)
} }
for (ifa = ifaddr; ifa != NULL; ifa = ifa->ifa_next) { for (ifa = ifaddr; ifa != NULL; ifa = ifa->ifa_next) {
if (!ifa->ifa_addr) { if (!ifa->ifa_addr)
continue; continue;
}
s = getnameinfo(ifa->ifa_addr, sizeof(struct sockaddr_in6), s = getnameinfo(ifa->ifa_addr, sizeof(struct sockaddr_in6),
host, NI_MAXHOST, NULL, 0, NI_NUMERICHOST); host, NI_MAXHOST, NULL, 0, NI_NUMERICHOST);
if (!strcmp(ifa->ifa_name, interface) && if (!strcmp(ifa->ifa_name, interface) &&

11
components/keyboard_indicators.c
View file

@ -33,17 +33,18 @@ keyboard_indicators(const char *fmt)
fmtlen = strnlen(fmt, 4); fmtlen = strnlen(fmt, 4);
for (i = n = 0; i < fmtlen; i++) { for (i = n = 0; i < fmtlen; i++) {
key = tolower(fmt[i]); key = tolower(fmt[i]);
if (key != 'c' && key != 'n') { if (key != 'c' && key != 'n')
continue; continue;
}
togglecase = (i + 1 >= fmtlen || fmt[i + 1] != '?'); togglecase = (i + 1 >= fmtlen || fmt[i + 1] != '?');
isset = (state.led_mask & (1 << (key == 'n'))); isset = (state.led_mask & (1 << (key == 'n')));
if (togglecase) {
if (togglecase)
buf[n++] = isset ? toupper(key) : key; buf[n++] = isset ? toupper(key) : key;
} else if (isset) { else if (isset)
buf[n++] = fmt[i]; buf[n++] = fmt[i];
}
} }
buf[n] = 0; buf[n] = 0;
return buf; return buf;
} }

9
components/keymap.c
View file

@ -15,11 +15,9 @@ valid_layout_or_variant(char *sym)
/* invalid symbols from xkb rules config */ /* invalid symbols from xkb rules config */
static const char *invalid[] = { "evdev", "inet", "pc", "base" }; static const char *invalid[] = { "evdev", "inet", "pc", "base" };
for (i = 0; i < LEN(invalid); i++) { for (i = 0; i < LEN(invalid); i++)
if (!strncmp(sym, invalid[i], strlen(invalid[i]))) { if (!strncmp(sym, invalid[i], strlen(invalid[i])))
return 0; return 0;
}
}
return 1; return 1;
} }
@ -80,9 +78,8 @@ keymap(const char *unused)
XFree(symbols); XFree(symbols);
end: end:
XkbFreeKeyboard(desc, XkbSymbolsNameMask, 1); XkbFreeKeyboard(desc, XkbSymbolsNameMask, 1);
if (XCloseDisplay(dpy)) { if (XCloseDisplay(dpy))
warn("XCloseDisplay: Failed to close display"); warn("XCloseDisplay: Failed to close display");
}
return layout; return layout;
} }

32
components/netspeeds.c
View file

@ -23,12 +23,10 @@
if (esnprintf(path, sizeof(path), NET_RX_BYTES, interface) < 0) if (esnprintf(path, sizeof(path), NET_RX_BYTES, interface) < 0)
return NULL; return NULL;
if (pscanf(path, "%ju", &rxbytes) != 1) { if (pscanf(path, "%ju", &rxbytes) != 1)
return NULL; return NULL;
} if (oldrxbytes == 0)
if (oldrxbytes == 0) {
return NULL; return NULL;
}
return fmt_human((rxbytes - oldrxbytes) * 1000 / interval, return fmt_human((rxbytes - oldrxbytes) * 1000 / interval,
1024); 1024);
@ -46,12 +44,10 @@
if (esnprintf(path, sizeof(path), NET_TX_BYTES, interface) < 0) if (esnprintf(path, sizeof(path), NET_TX_BYTES, interface) < 0)
return NULL; return NULL;
if (pscanf(path, "%ju", &txbytes) != 1) { if (pscanf(path, "%ju", &txbytes) != 1)
return NULL; return NULL;
} if (oldtxbytes == 0)
if (oldtxbytes == 0) {
return NULL; return NULL;
}
return fmt_human((txbytes - oldtxbytes) * 1000 / interval, return fmt_human((txbytes - oldtxbytes) * 1000 / interval,
1024); 1024);
@ -80,20 +76,18 @@
return NULL; return NULL;
} }
rxbytes = 0; rxbytes = 0;
for (ifa = ifal; ifa; ifa = ifa->ifa_next) { for (ifa = ifal; ifa; ifa = ifa->ifa_next)
if (!strcmp(ifa->ifa_name, interface) && if (!strcmp(ifa->ifa_name, interface) &&
(ifd = (struct if_data *)ifa->ifa_data)) { (ifd = (struct if_data *)ifa->ifa_data))
rxbytes += ifd->ifi_ibytes, if_ok = 1; rxbytes += ifd->ifi_ibytes, if_ok = 1;
}
}
freeifaddrs(ifal); freeifaddrs(ifal);
if (!if_ok) { if (!if_ok) {
warn("reading 'if_data' failed"); warn("reading 'if_data' failed");
return NULL; return NULL;
} }
if (oldrxbytes == 0) { if (oldrxbytes == 0)
return NULL; return NULL;
}
return fmt_human((rxbytes - oldrxbytes) * 1000 / interval, return fmt_human((rxbytes - oldrxbytes) * 1000 / interval,
1024); 1024);
@ -116,20 +110,18 @@
return NULL; return NULL;
} }
txbytes = 0; txbytes = 0;
for (ifa = ifal; ifa; ifa = ifa->ifa_next) { for (ifa = ifal; ifa; ifa = ifa->ifa_next)
if (!strcmp(ifa->ifa_name, interface) && if (!strcmp(ifa->ifa_name, interface) &&
(ifd = (struct if_data *)ifa->ifa_data)) { (ifd = (struct if_data *)ifa->ifa_data))
txbytes += ifd->ifi_obytes, if_ok = 1; txbytes += ifd->ifi_obytes, if_ok = 1;
}
}
freeifaddrs(ifal); freeifaddrs(ifal);
if (!if_ok) { if (!if_ok) {
warn("reading 'if_data' failed"); warn("reading 'if_data' failed");
return NULL; return NULL;
} }
if (oldtxbytes == 0) { if (oldtxbytes == 0)
return NULL; return NULL;
}
return fmt_human((txbytes - oldtxbytes) * 1000 / interval, return fmt_human((txbytes - oldtxbytes) * 1000 / interval,
1024); 1024);

4
components/num_files.c
View file

@ -20,9 +20,9 @@ num_files(const char *path)
num = 0; num = 0;
while ((dp = readdir(fd))) { while ((dp = readdir(fd))) {
if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, "..")) { if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, ".."))
continue; /* skip self and parent */ continue; /* skip self and parent */
}
num++; num++;
} }

15
components/ram.c
View file

@ -16,9 +16,8 @@
"MemTotal: %ju kB\n" "MemTotal: %ju kB\n"
"MemFree: %ju kB\n" "MemFree: %ju kB\n"
"MemAvailable: %ju kB\n", "MemAvailable: %ju kB\n",
&free, &free, &free) != 3) { &free, &free, &free) != 3)
return NULL; return NULL;
}
return fmt_human(free * 1024, 1024); return fmt_human(free * 1024, 1024);
} }
@ -35,13 +34,11 @@
"MemAvailable: %ju kB\n" "MemAvailable: %ju kB\n"
"Buffers: %ju kB\n" "Buffers: %ju kB\n"
"Cached: %ju kB\n", "Cached: %ju kB\n",
&total, &free, &buffers, &buffers, &cached) != 5) { &total, &free, &buffers, &buffers, &cached) != 5)
return NULL; return NULL;
}
if (total == 0) { if (total == 0)
return NULL; return NULL;
}
percent = 100 * ((total - free) - (buffers + cached)) / total; percent = 100 * ((total - free) - (buffers + cached)) / total;
return bprintf("%d", percent); return bprintf("%d", percent);
@ -53,9 +50,8 @@
uintmax_t total; uintmax_t total;
if (pscanf("/proc/meminfo", "MemTotal: %ju kB\n", &total) if (pscanf("/proc/meminfo", "MemTotal: %ju kB\n", &total)
!= 1) { != 1)
return NULL; return NULL;
}
return fmt_human(total * 1024, 1024); return fmt_human(total * 1024, 1024);
} }
@ -94,9 +90,8 @@
size = sizeof(*uvmexp); size = sizeof(*uvmexp);
if (sysctl(uvmexp_mib, 2, uvmexp, &size, NULL, 0) >= 0) { if (sysctl(uvmexp_mib, 2, uvmexp, &size, NULL, 0) >= 0)
return 1; return 1;
}
return 0; return 0;
} }

8
components/run_command.c
View file

@ -15,17 +15,17 @@ run_command(const char *cmd)
warn("popen '%s':", cmd); warn("popen '%s':", cmd);
return NULL; return NULL;
} }
p = fgets(buf, sizeof(buf) - 1, fp); p = fgets(buf, sizeof(buf) - 1, fp);
if (pclose(fp) < 0) { if (pclose(fp) < 0) {
warn("pclose '%s':", cmd); warn("pclose '%s':", cmd);
return NULL; return NULL;
} }
if (!p) { if (!p)
return NULL; return NULL;
}
if ((p = strrchr(buf, '\n'))) { if ((p = strrchr(buf, '\n')))
p[0] = '\0'; p[0] = '\0';
}
return buf[0] ? buf : NULL; return buf[0] ? buf : NULL;
} }

33
components/swap.c
View file

@ -25,11 +25,9 @@
char *line = NULL; char *line = NULL;
/* get number of fields we want to extract */ /* get number of fields we want to extract */
for (i = 0, left = 0; i < LEN(ent); i++) { for (i = 0, left = 0; i < LEN(ent); i++)
if (ent[i].var) { if (ent[i].var)
left++; left++;
}
}
if (!(fp = fopen("/proc/meminfo", "r"))) { if (!(fp = fopen("/proc/meminfo", "r"))) {
warn("fopen '/proc/meminfo':"); warn("fopen '/proc/meminfo':");
@ -63,9 +61,8 @@
{ {
long free; long free;
if (get_swap_info(NULL, &free, NULL)) { if (get_swap_info(NULL, &free, NULL))
return NULL; return NULL;
}
return fmt_human(free * 1024, 1024); return fmt_human(free * 1024, 1024);
} }
@ -75,9 +72,8 @@
{ {
long total, free, cached; long total, free, cached;
if (get_swap_info(&total, &free, &cached) || total == 0) { if (get_swap_info(&total, &free, &cached) || total == 0)
return NULL; return NULL;
}
return bprintf("%d", 100 * (total - free - cached) / total); return bprintf("%d", 100 * (total - free - cached) / total);
} }
@ -87,9 +83,8 @@
{ {
long total; long total;
if (get_swap_info(&total, NULL, NULL)) { if (get_swap_info(&total, NULL, NULL))
return NULL; return NULL;
}
return fmt_human(total * 1024, 1024); return fmt_human(total * 1024, 1024);
} }
@ -99,9 +94,8 @@
{ {
long total, free, cached; long total, free, cached;
if (get_swap_info(&total, &free, &cached)) { if (get_swap_info(&total, &free, &cached))
return NULL; return NULL;
}
return fmt_human((total - free - cached) * 1024, 1024); return fmt_human((total - free - cached) * 1024, 1024);
} }
@ -152,9 +146,8 @@
{ {
int total, used; int total, used;
if (getstats(&total, &used)) { if (getstats(&total, &used))
return NULL; return NULL;
}
return fmt_human((total - used) * 1024, 1024); return fmt_human((total - used) * 1024, 1024);
} }
@ -164,13 +157,11 @@
{ {
int total, used; int total, used;
if (getstats(&total, &used)) { if (getstats(&total, &used))
return NULL; return NULL;
}
if (total == 0) { if (total == 0)
return NULL; return NULL;
}
return bprintf("%d", 100 * used / total); return bprintf("%d", 100 * used / total);
} }
@ -180,9 +171,8 @@
{ {
int total, used; int total, used;
if (getstats(&total, &used)) { if (getstats(&total, &used))
return NULL; return NULL;
}
return fmt_human(total * 1024, 1024); return fmt_human(total * 1024, 1024);
} }
@ -192,9 +182,8 @@
{ {
int total, used; int total, used;
if (getstats(&total, &used)) { if (getstats(&total, &used))
return NULL; return NULL;
}
return fmt_human(used * 1024, 1024); return fmt_human(used * 1024, 1024);
} }

3
components/temperature.c
View file

@ -13,9 +13,8 @@
{ {
uintmax_t temp; uintmax_t temp;
if (pscanf(file, "%ju", &temp) != 1) { if (pscanf(file, "%ju", &temp) != 1)
return NULL; return NULL;
}
return bprintf("%ju", temp / 1000); return bprintf("%ju", temp / 1000);
} }

32
components/wifi.c
View file

@ -38,27 +38,24 @@
} }
p = fgets(status, 5, fp); p = fgets(status, 5, fp);
fclose(fp); fclose(fp);
if (!p || strcmp(status, "up\n") != 0) { if (!p || strcmp(status, "up\n") != 0)
return NULL; return NULL;
}
if (!(fp = fopen("/proc/net/wireless", "r"))) { if (!(fp = fopen("/proc/net/wireless", "r"))) {
warn("fopen '/proc/net/wireless':"); warn("fopen '/proc/net/wireless':");
return NULL; return NULL;
} }
for (i = 0; i < 3; i++) { for (i = 0; i < 3; i++)
if (!(p = fgets(buf, sizeof(buf) - 1, fp))) if (!(p = fgets(buf, sizeof(buf) - 1, fp)))
break; break;
}
fclose(fp);
if (i < 2 || !p) {
return NULL;
}
if (!(datastart = strstr(buf, interface))) { fclose(fp);
if (i < 2 || !p)
return NULL;
if (!(datastart = strstr(buf, interface)))
return NULL; return NULL;
}
datastart = (datastart+(strlen(interface)+1)); datastart = (datastart+(strlen(interface)+1));
sscanf(datastart + 1, " %*d %d %*d %*d\t\t %*d\t " sscanf(datastart + 1, " %*d %d %*d %*d\t\t %*d\t "
@ -78,9 +75,8 @@
memset(&wreq, 0, sizeof(struct iwreq)); memset(&wreq, 0, sizeof(struct iwreq));
wreq.u.essid.length = IW_ESSID_MAX_SIZE+1; wreq.u.essid.length = IW_ESSID_MAX_SIZE+1;
if (esnprintf(wreq.ifr_name, sizeof(wreq.ifr_name), "%s", if (esnprintf(wreq.ifr_name, sizeof(wreq.ifr_name), "%s",
interface) < 0) { interface) < 0)
return NULL; return NULL;
}
if ((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { if ((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
warn("socket 'AF_INET':"); warn("socket 'AF_INET':");
@ -95,9 +91,8 @@
close(sockfd); close(sockfd);
if (!strcmp(id, "")) { if (!strcmp(id, ""))
return NULL; return NULL;
}
return id; return id;
} }
@ -153,11 +148,11 @@
int q; int q;
if (load_ieee80211_nodereq(interface, &nr)) { if (load_ieee80211_nodereq(interface, &nr)) {
if (nr.nr_max_rssi) { if (nr.nr_max_rssi)
q = IEEE80211_NODEREQ_RSSI(&nr); q = IEEE80211_NODEREQ_RSSI(&nr);
} else { else
q = RSSI_TO_PERC(nr.nr_rssi); q = RSSI_TO_PERC(nr.nr_rssi);
}
return bprintf("%d", q); return bprintf("%d", q);
} }
@ -169,9 +164,8 @@
{ {
struct ieee80211_nodereq nr; struct ieee80211_nodereq nr;
if (load_ieee80211_nodereq(interface, &nr)) { if (load_ieee80211_nodereq(interface, &nr))
return bprintf("%s", nr.nr_nwid); return bprintf("%s", nr.nr_nwid);
}
return NULL; return NULL;
} }

35
slstatus.c
View file

@ -66,9 +66,8 @@ main(int argc, char *argv[])
usage(); usage();
} ARGEND } ARGEND
if (argc) { if (argc)
usage(); usage();
}
memset(&act, 0, sizeof(act)); memset(&act, 0, sizeof(act));
act.sa_handler = terminate; act.sa_handler = terminate;
@ -77,24 +76,22 @@ main(int argc, char *argv[])
act.sa_flags |= SA_RESTART; act.sa_flags |= SA_RESTART;
sigaction(SIGUSR1, &act, NULL); sigaction(SIGUSR1, &act, NULL);
if (!sflag && !(dpy = XOpenDisplay(NULL))) { if (!sflag && !(dpy = XOpenDisplay(NULL)))
die("XOpenDisplay: Failed to open display"); die("XOpenDisplay: Failed to open display");
}
do { do {
if (clock_gettime(CLOCK_MONOTONIC, &start) < 0) { if (clock_gettime(CLOCK_MONOTONIC, &start) < 0)
die("clock_gettime:"); die("clock_gettime:");
}
status[0] = '\0'; status[0] = '\0';
for (i = len = 0; i < LEN(args); i++) { for (i = len = 0; i < LEN(args); i++) {
if (!(res = args[i].func(args[i].args))) { if (!(res = args[i].func(args[i].args)))
res = unknown_str; res = unknown_str;
}
if ((ret = esnprintf(status + len, sizeof(status) - len, if ((ret = esnprintf(status + len, sizeof(status) - len,
args[i].fmt, res)) < 0) { args[i].fmt, res)) < 0)
break; break;
}
len += ret; len += ret;
} }
@ -104,37 +101,31 @@ main(int argc, char *argv[])
if (ferror(stdout)) if (ferror(stdout))
die("puts:"); die("puts:");
} else { } else {
if (XStoreName(dpy, DefaultRootWindow(dpy), status) if (XStoreName(dpy, DefaultRootWindow(dpy), status) < 0)
< 0) {
die("XStoreName: Allocation failed"); die("XStoreName: Allocation failed");
}
XFlush(dpy); XFlush(dpy);
} }
if (!done) { if (!done) {
if (clock_gettime(CLOCK_MONOTONIC, &current) < 0) { if (clock_gettime(CLOCK_MONOTONIC, &current) < 0)
die("clock_gettime:"); die("clock_gettime:");
}
difftimespec(&diff, &current, &start); difftimespec(&diff, &current, &start);
intspec.tv_sec = interval / 1000; intspec.tv_sec = interval / 1000;
intspec.tv_nsec = (interval % 1000) * 1E6; intspec.tv_nsec = (interval % 1000) * 1E6;
difftimespec(&wait, &intspec, &diff); difftimespec(&wait, &intspec, &diff);
if (wait.tv_sec >= 0) { if (wait.tv_sec >= 0 &&
if (nanosleep(&wait, NULL) < 0 && nanosleep(&wait, NULL) < 0 &&
errno != EINTR) { errno != EINTR)
die("nanosleep:"); die("nanosleep:");
}
}
} }
} while (!done); } while (!done);
if (!sflag) { if (!sflag) {
XStoreName(dpy, DefaultRootWindow(dpy), NULL); XStoreName(dpy, DefaultRootWindow(dpy), NULL);
if (XCloseDisplay(dpy) < 0) { if (XCloseDisplay(dpy) < 0)
die("XCloseDisplay: Failed to close display"); die("XCloseDisplay: Failed to close display");
}
} }
return 0; return 0;

6
util.c
View file

@ -13,9 +13,8 @@ char *argv0;
static void static void
verr(const char *fmt, va_list ap) verr(const char *fmt, va_list ap)
{ {
if (argv0 && strncmp(fmt, "usage", sizeof("usage") - 1)) { if (argv0 && strncmp(fmt, "usage", sizeof("usage") - 1))
fprintf(stderr, "%s: ", argv0); fprintf(stderr, "%s: ", argv0);
}
vfprintf(stderr, fmt, ap); vfprintf(stderr, fmt, ap);
@ -119,9 +118,8 @@ fmt_human(uintmax_t num, int base)
} }
scaled = num; scaled = num;
for (i = 0; i < prefixlen && scaled >= base; i++) { for (i = 0; i < prefixlen && scaled >= base; i++)
scaled /= base; scaled /= base;
}
return bprintf("%.1f %s", scaled, prefix[i]); return bprintf("%.1f %s", scaled, prefix[i]);
} }