formatting changes

Manual format adjustments.
Comment adjustments.
Remove usage of the register keyword.

1 files changed, 19 insertions, 27 deletions

diff --git a/src/byte.c b/src/byte.c
index e113cc3..51f18e1 100644
--- a/src/byte.c
+++ b/src/byte.c
@@ -1,18 +1,16 @@
 #include "byte.h"
 
 /**
-	@file	byte.c
-	@author djb
-	@brief byte manipulation functions
+  @file   byte.c
+  @author djb
+  @brief  byte manipulation functions
 */
 
-unsigned int byte_chr(char *s, register unsigned int n, int c)
+unsigned int byte_chr(char *s, unsigned int n, int c)
 {
-  register char ch;
-  register char *t;
+  char ch = c;
+  char *t = s;
 
-  ch = c;
-  t = s;
   for (;;) {
     // clang-format off
     if (!n) { break; } if (*t == ch) { break; } ++t; --n;
@@ -24,7 +22,7 @@ unsigned int byte_chr(char *s, register unsigned int n, int c)
   return t - s;
 }
 
-void byte_copy(register char *to, register unsigned int n, register char *from)
+void byte_copy(char *to, unsigned int n, char *from)
 {
   for (;;) {
     // clang-format off
@@ -36,7 +34,7 @@ void byte_copy(register char *to, register unsigned int n, register char *from)
   }
 }
 
-void byte_copyr(register char *to, register unsigned int n, register char *from)
+void byte_copyr(char *to, unsigned int n, char *from)
 {
   to += n;
   from += n;
@@ -51,7 +49,7 @@ void byte_copyr(register char *to, register unsigned int n, register char *from)
   }
 }
 
-int byte_diff(register char *s, register unsigned int n, register char *t)
+int byte_diff(char *s, unsigned int n, char *t)
 {
   for (;;) {
     // clang-format off
@@ -64,30 +62,25 @@ int byte_diff(register char *s, register unsigned int n, register char *t)
   return ((int)(unsigned int)(unsigned char)*s) - ((int)(unsigned int)(unsigned char)*t);
 }
 
-unsigned int byte_rchr(char *s, register unsigned int n, int c)
+unsigned int byte_rchr(char *s, unsigned int n, int c)
 {
-  register char ch;
-  register char *t;
-  register char *u;
+  char ch = c;
+  char *t = s;
+  char *u = 0;
 
-  ch = c;
-  t = s;
-  u = 0;
   for (;;) {
     // clang-format off
-    if (!n) { break; } if (*t == ch) { u = t; } ++t; --n; 
-    if (!n) { break; } if (*t == ch) { u = t; } ++t; --n; 
+    if (!n) { break; } if (*t == ch) { u = t; } ++t; --n;
+    if (!n) { break; } if (*t == ch) { u = t; } ++t; --n;
     if (!n) { break; } if (*t == ch) { u = t; } ++t; --n;
     if (!n) { break; } if (*t == ch) { u = t; } ++t; --n;
     // clang-format on
   }
-  if (!u) {
-    u = t;
-  }
+  if (!u) u = t;
   return u - s;
 }
 
-void byte_zero(char *s, register unsigned int n)
+void byte_zero(char *s, unsigned int n)
 {
   for (;;) {
     // clang-format off
@@ -99,11 +92,10 @@ void byte_zero(char *s, register unsigned int n)
   }
 }
 
-void byte_fill(char *s, register unsigned int n, const int c)
+void byte_fill(char *s, unsigned int n, int c)
 {
-  register char ch;
+  char ch = c;
 
-  ch = c;
   for (;;) {
     // clang-format off
     if (!n) { break; } *s++ = ch; --n;