2005-02-10 00:34:47

by Jonathan Ho

[permalink] [raw]
Subject: [PATCH] string lib redundancy and whitespace clarity fixes

Fixed some weird whitespace, solved redundancies (applies to v2.6.10).


Signed-off-by: Jonathan Ho <[email protected]>


--- lib/string.c Fri Dec 24 13:35:25 2004
+++ \documents and settings\jonathan\desktop/string.c Wed Feb 09
16:21:28 2005
@@ -38,7 +38,7 @@ int strnicmp(const char *s1, const char
/* Yes, Virginia, it had better be unsigned */
unsigned char c1, c2;

- c1 = 0; c2 = 0;
+ c1 = c2 = 0;
if (len) {
do {
c1 = *s1; c2 = *s2;
@@ -253,12 +253,12 @@ EXPORT_SYMBOL(strncmp);
* @s: The string to be searched
* @c: The character to search for
*/
-char * strchr(const char * s, int c)
+char *strchr(const char * s, int c)
{
- for(; *s != (char) c; ++s)
+ for( ; *s != (char) c; s++)
if (*s == '\0')
return NULL;
- return (char *) s;
+ return (char *)s;
}
EXPORT_SYMBOL(strchr);
#endif
@@ -390,14 +390,14 @@ EXPORT_SYMBOL(strcspn);
* @cs: The string to be searched
* @ct: The characters to search for
*/
-char * strpbrk(const char * cs,const char * ct)
+char * strpbrk(const char *cs, const char *ct)
{
- const char *sc1,*sc2;
+ const char *sc1, *sc2;

- for( sc1 = cs; *sc1 != '\0'; ++sc1) {
- for( sc2 = ct; *sc2 != '\0'; ++sc2) {
+ for(sc1 = cs; *sc1 != '\0'; sc1++) {
+ for(sc2 = ct; *sc2 != '\0'; sc2++) {
if (*sc1 == *sc2)
- return (char *) sc1;
+ return (char *)sc1;
}
}
return NULL;
@@ -417,7 +417,7 @@ EXPORT_SYMBOL(strpbrk);
* of that name. In fact, it was stolen from glibc2 and de-fancy-fied.
* Same semantics, slimmer shape. ;)
*/
-char * strsep(char **s, const char *ct)
+char *strsep(char **s, const char *ct)
{
char *sbegin = *s, *end;

@@ -444,9 +444,9 @@ EXPORT_SYMBOL(strsep);
*
* Do not use memset() to access IO space, use memset_io() instead.
*/
-void * memset(void * s,int c,size_t count)
+void *memset(void *s, int c, size_t count)
{
- char *xs = (char *) s;
+ char *xs = (char *)s;

while (count--)
*xs++ = c;
@@ -469,7 +469,7 @@ EXPORT_SYMBOL(memset);
* You should not use this function to access IO space, use memcpy_toio()
* or memcpy_fromio() instead.
*/
-void bcopy(const void * srcp, void * destp, size_t count)
+void bcopy(const void *srcp, void *destp, size_t count)
{
const char *src = srcp;
char *dest = destp;
@@ -490,7 +490,7 @@ EXPORT_SYMBOL(bcopy);
* You should not use this function to access IO space, use memcpy_toio()
* or memcpy_fromio() instead.
*/
-void * memcpy(void * dest,const void *src,size_t count)
+void *memcpy(void *dest, const void *src, size_t count)
{
char *tmp = (char *) dest, *s = (char *) src;

@@ -563,17 +563,17 @@ EXPORT_SYMBOL(memcmp);
* returns the address of the first occurrence of @c, or 1 byte past
* the area if @c is not found
*/
-void * memscan(void * addr, int c, size_t size)
+void *memscan(void *addr, int c, size_t size)
{
- unsigned char * p = (unsigned char *) addr;
+ unsigned char *p = (unsigned char *)addr;

while (size) {
if (*p == c)
- return (void *) p;
+ return (void *)p;
p++;
size--;
}
- return (void *) p;
+ return (void *)p;
}
EXPORT_SYMBOL(memscan);
#endif
@@ -584,18 +584,18 @@ EXPORT_SYMBOL(memscan);
* @s1: The string to be searched
* @s2: The string to search for
*/
-char * strstr(const char * s1,const char * s2)
+char *strstr(const char *s1, const char *s2)
{
int l1, l2;

l2 = strlen(s2);
if (!l2)
- return (char *) s1;
+ return (char *)s1;
l1 = strlen(s1);
while (l1 >= l2) {
l1--;
- if (!memcmp(s1,s2,l2))
- return (char *) s1;
+ if (!memcmp(s1, s2, l2))
+ return (char *)s1;
s1++;
}
return NULL;
@@ -618,7 +618,7 @@ void *memchr(const void *s, int c, size_
const unsigned char *p = s;
while (n-- != 0) {
if ((unsigned char)c == *p++) {
- return (void *)(p-1);
+ return (void *)(p - 1);
}
}
return NULL;


2005-02-10 00:46:08

by Chris Wright

[permalink] [raw]
Subject: Re: [PATCH] string lib redundancy and whitespace clarity fixes

* Jonathan Ho ([email protected]) wrote:
> Fixed some weird whitespace, solved redundancies (applies to v2.6.10).
>
> Signed-off-by: Jonathan Ho <[email protected]>
>
> --- lib/string.c Fri Dec 24 13:35:25 2004
> +++ \documents and settings\jonathan\desktop/string.c Wed Feb 09

This won't apply nicely with -p1. Nor will it apply against
current -bk (which no longer has bcopy in it, for example).

> 16:21:28 2005
> @@ -38,7 +38,7 @@ int strnicmp(const char *s1, const char
> /* Yes, Virginia, it had better be unsigned */
> unsigned char c1, c2;
>
> - c1 = 0; c2 = 0;
> + c1 = c2 = 0;
> if (len) {
> do {
> c1 = *s1; c2 = *s2;
> @@ -253,12 +253,12 @@ EXPORT_SYMBOL(strncmp);
> * @s: The string to be searched
> * @c: The character to search for
> */
> -char * strchr(const char * s, int c)
> +char *strchr(const char * s, int c)
> {
> - for(; *s != (char) c; ++s)
> + for( ; *s != (char) c; s++)
> if (*s == '\0')
> return NULL;
> - return (char *) s;
> + return (char *)s;

For this kind of CodingStyle cleanup, I think it's probably not worth it.
Unless you have other changes and fixes planned in the area.

> }
> EXPORT_SYMBOL(strchr);
> #endif
> @@ -390,14 +390,14 @@ EXPORT_SYMBOL(strcspn);
> * @cs: The string to be searched
> * @ct: The characters to search for
> */
> -char * strpbrk(const char * cs,const char * ct)
> +char * strpbrk(const char *cs, const char *ct)
> {
> - const char *sc1,*sc2;
> + const char *sc1, *sc2;
>
> - for( sc1 = cs; *sc1 != '\0'; ++sc1) {
> - for( sc2 = ct; *sc2 != '\0'; ++sc2) {
> + for(sc1 = cs; *sc1 != '\0'; sc1++) {
> + for(sc2 = ct; *sc2 != '\0'; sc2++) {

Neither of these is CodingStyle compliant ;-) Take a look at what
Lindent does (not perfect, but good rule of thumb).

thanks,
-chris
--
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