improve readability of stdlib: fix indentation and remove trailing spaces

Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com>

Change-Id: I7dd90a0816b5376ffc1de4499d56935e0bd574a1

libc/stdlib/assert.c

@@ -49,6 +49,6 @@ __assert2(const char *file, int line, const char *func, const char *failedexpr)
 	(void)fprintf(stderr,
 	    "assertion \"%s\" failed: file \"%s\", line %d, function \"%s\"\n",
 	    failedexpr, file, line, func);
-  abort();
+	abort();
 	/* NOTREACHED */
 }

libc/stdlib/ctype_.c

@@ -53,7 +53,7 @@ const char _C_ctype_[1 + CTYPE_NUM_CHARS] = {
 	_P,	_L|_X,	_L|_X,	_L|_X,	_L|_X,	_L|_X,	_L|_X,	_L,
 	_L,	_L,	_L,	_L,	_L,	_L,	_L,	_L,
 	_L,	_L,	_L,	_L,	_L,	_L,	_L,	_L,
-/* determine printability based on the IS0 8859 8-bit standard */
+	/* determine printability based on the IS0 8859 8-bit standard */
 	_L,	_L,	_L,	_P,	_P,	_P,	_P,	_C,
 
 	_C,	_C,	_C,	_C,	_C,	_C,	_C,	_C, /* 80 */

libc/stdlib/getenv.c

@@ -62,8 +62,8 @@ __findenv(const char *name, int *offset)
 		if (i == 0 && *cp++ == '=') {
 			*offset = p - environ;
 			return (cp);
-    }
+		}
-  }
+	}
 	return (NULL);
 }
 

libc/stdlib/putenv.c

@@ -42,7 +42,7 @@ putenv(const char *str)
 	if ((equal = strchr(p, '=')) == NULL) {
 		(void)free(p);
 		return (-1);
-  }
+	}
 	*equal = '\0';
 	rval = setenv(p, equal + 1, 1);
 	(void)free(p);

libc/stdlib/qsort.c

@@ -39,11 +39,11 @@ static __inline void	 swapfunc(char *, char *, int, int);
 /*
  * Qsort routine from Bentley & McIlroy's "Engineering a Sort Function".
  */
-#define swapcode(TYPE, parmi, parmj, n) { 		\
+#define swapcode(TYPE, parmi, parmj, n) {		\
-	long i = (n) / sizeof (TYPE); 			\
+	long i = (n) / sizeof (TYPE);			\
-	TYPE *pi = (TYPE *) (parmi); 			\
+	TYPE *pi = (TYPE *) (parmi);			\
-	TYPE *pj = (TYPE *) (parmj); 			\
+	TYPE *pj = (TYPE *) (parmj);			\
-	do { 						\
+	do {						\
 		TYPE	t = *pi;			\
 		*pi++ = *pj;				\
 		*pj++ = t;				\
@@ -70,7 +70,7 @@ swapfunc(char *a, char *b, int n, int swaptype)
 	} else						\
 		swapfunc(a, b, es, swaptype)
 
-#define vecswap(a, b, n) 	if ((n) > 0) swapfunc(a, b, n, swaptype)
+#define vecswap(a, b, n)	if ((n) > 0) swapfunc(a, b, n, swaptype)
 
 static __inline char *
 med3(char *a, char *b, char *c, int (*cmp)(const void *, const void *))
@@ -118,7 +118,7 @@ loop:	SWAPINIT(a, es);
 				swap_cnt = 1;
 				swap(pa, pb);
 				pa += es;
-      }
+			}
 			pb += es;
 		}
 		while (pb <= pc && (r = cmp(pc, a)) >= 0) {
@@ -142,7 +142,7 @@ loop:	SWAPINIT(a, es);
 			     pl -= es)
 				swap(pl, pl - es);
 		return;
-    }
+	}
 
 	pn = (char *)a + n * es;
 	r = min(pa - (char *)a, pb - pa);
@@ -157,5 +157,5 @@ loop:	SWAPINIT(a, es);
 		n = r / es;
 		goto loop;
 	}
-/*		qsort(pn - r, r / es, es, cmp);*/
+	/* qsort(pn - r, r / es, es, cmp); */
 }

libc/stdlib/sha1hash.c

@@ -238,8 +238,7 @@ unsigned char finalcount[8];
     while ((context->count[0] & 504) != 448) {
         SHA1Update(context, (unsigned char *)"\0", 1);
     }
-    SHA1Update(context, finalcount, 8);  /* Should cause a SHA1Transform()
+    SHA1Update(context, finalcount, 8);  /* Should cause a SHA1Transform() */
-*/
     for (i = 0; i < 20; i++) {
         digest[i] = (unsigned char)
          ((context->state[i>>2] >> ((3-(i & 3)) * 8) ) & 255);

libc/stdlib/wchar.c

@@ -387,7 +387,7 @@ size_t wcsxfrm(wchar_t *ws1, const wchar_t *ws2, size_t n)
 
 int wctob(wint_t c)
 {
-  return c;
+    return c;
 }
 
 wctype_t wctype(const char *property)