From c2ab94a4dcf2454426aff56740447f8128b4d8e1 Mon Sep 17 00:00:00 2001
From: Ashish Kumar Yadav <ashishkumar.yadav@students.iiserpune.ac.in>
Date: Sat, 25 Jul 2020 03:03:29 +0530
Subject: [PATCH] Improved consistency in coding style

---
 dwmblocks.c | 73 ++++++++++++++++++++++++++---------------------------
 1 file changed, 36 insertions(+), 37 deletions(-)

diff --git a/dwmblocks.c b/dwmblocks.c
index 2a2dd3e..3405516 100644
--- a/dwmblocks.c
+++ b/dwmblocks.c
@@ -17,10 +17,10 @@
 #define NOTATCMDOUTEND(block, i)	(i < CMDLENGTH && block->cmdoutcur[i] != '\n' && block->cmdoutcur[i] != '\0')
 
 typedef struct {
-	char *pathu;
-	char *pathc;
-	const int interval;
-	const int signal;
+        char *pathu;
+        char *pathc;
+        const int interval;
+        const int signal;
         char cmdoutcur[CMDLENGTH];
         char cmdoutprv[CMDLENGTH];
 } Block;
@@ -37,7 +37,7 @@ static void termhandler(int signum);
 static int updatestatus();
 static void writepid();
 
-static int statusContinue = 1;
+static int statuscontinue = 1;
 static char statusstr[STTLENGTH];
 static size_t delimlength;
 static Display *dpy;
@@ -45,8 +45,8 @@ static Display *dpy;
 void
 buttonhandler(int signal, siginfo_t *si, void *ucontext)
 {
-	signal = si->si_value.sival_int >> 8;
-	switch (fork()) {
+        signal = si->si_value.sival_int >> 8;
+        switch (fork()) {
                 case -1:
                         perror("buttonhandler - fork");
                         exit(1);
@@ -114,9 +114,9 @@ getcmd(Block *block, int sigval)
 void
 setroot()
 {
-	if (updatestatus()) /* only set root if block outputs have changed */
-		return;
-	XStoreName(dpy, DefaultRootWindow(dpy), statusstr);
+        if (updatestatus()) /* only set root if block outputs have changed */
+                return;
+        XStoreName(dpy, DefaultRootWindow(dpy), statusstr);
         XFlush(dpy);
 }
 
@@ -129,65 +129,64 @@ setupsignals()
         sa.sa_flags = SA_RESTART;
         /* to handle INT, HUP and TERM */
         sa.sa_handler = termhandler;
-	sigaction(SIGINT, &sa, NULL);
-	sigaction(SIGHUP, &sa, NULL);
-	sigaction(SIGTERM, &sa, NULL);
+        sigaction(SIGINT, &sa, NULL);
+        sigaction(SIGHUP, &sa, NULL);
+        sigaction(SIGTERM, &sa, NULL);
         /* to ignore unused realtime signals */
         sa.sa_handler = SIG_IGN;
         for (int i = SIGRTMIN; i <= SIGRTMAX; i++)
                 sigaction(i, &sa, NULL);
         /* to handle signals generated by dwm on click events */
-	sa.sa_flags = SA_RESTART | SA_SIGINFO;
-	sa.sa_sigaction = buttonhandler;
-	sigaction(SIGRTMIN, &sa, NULL);
+        sa.sa_flags = SA_RESTART | SA_SIGINFO;
+        sa.sa_sigaction = buttonhandler;
+        sigaction(SIGRTMIN, &sa, NULL);
         /* to handle update signals for individual blocks */
         sa.sa_sigaction = sighandler;
-	for (Block *current = blocks; current->pathu; current++)
-		if (current->signal > 0)
-			sigaction(SIGRTMIN + current->signal, &sa, NULL);
+        for (Block *current = blocks; current->pathu; current++)
+                if (current->signal > 0)
+                        sigaction(SIGRTMIN + current->signal, &sa, NULL);
         /* to prevent forked children from becoming zombies */
-	sa.sa_flags = SA_NOCLDWAIT | SA_RESTART;
-	sa.sa_handler = SIG_DFL;
+        sa.sa_flags = SA_NOCLDWAIT | SA_RESTART;
+        sa.sa_handler = SIG_DFL;
         sigaction(SIGCHLD, &sa, NULL);
 }
 
 void
 sighandler(int signal, siginfo_t *si, void *ucontext)
 {
-	signal -= SIGRTMIN;
-	for (Block *current = blocks; current->pathu; current++) {
-		if (current->signal == signal)
-			getcmd(current, si->si_value.sival_int);
-	}
-	setroot();
+        signal -= SIGRTMIN;
+        for (Block *current = blocks; current->pathu; current++)
+                if (current->signal == signal)
+                        getcmd(current, si->si_value.sival_int);
+        setroot();
 }
 
 void
 statusloop()
 {
-	int i;
+        int i;
 
-	setupsignals();
+        setupsignals();
         for (Block *current = blocks; current->pathu; current++)
                 if (current->interval >= 0)
                         getcmd(current, NILL);
         setroot();
         sleep(SLEEPINTERVAL);
         i = SLEEPINTERVAL;
-	while (statusContinue) {
+        while (statuscontinue) {
                 for (Block *current = blocks; current->pathu; current++)
                         if (current->interval > 0 && i % current->interval == 0)
                                 getcmd(current, NILL);
-		setroot();
-		sleep(SLEEPINTERVAL);
-		i += SLEEPINTERVAL;
-	}
+                setroot();
+                sleep(SLEEPINTERVAL);
+                i += SLEEPINTERVAL;
+        }
 }
 
 void
 termhandler(int signum)
 {
-	statusContinue = 0;
+        statuscontinue = 0;
 }
 
 /* returns whether block outputs have changed and updates statusstr if they have */
@@ -224,7 +223,7 @@ updatestatus()
                         goto update2;
                 str += delimlength;
         }
-	return 1;
+        return 1;
 update0:
         for (; current->pathu; current++) {
                 if (EMPTYCMDOUT(current)) {
@@ -296,7 +295,7 @@ main(int argc, char *argv[])
                 fputs("Error: could not open display.\n", stderr);
                 return 1;
         }
-	statusloop();
+        statusloop();
         unlink(LOCKFILE);
         XStoreName(dpy, DefaultRootWindow(dpy), "");
         XCloseDisplay(dpy);