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libs/libc: Breakdown LIBC_BUILD_STRING into specific string operations macro.

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Provide a way to only customize specific string operations,
such as for memcpy with the DMA capability by ROM.

Signed-off-by: yangdongdong <yangdongdong@xiaomi.com>
This commit is contained in:
yangdongdong
2023-08-25 22:38:35 +08:00
committed by Xiang Xiao
parent 4ec7af779d
commit 1956385a7d
71 changed files with 676 additions and 78 deletions
Download Patch File Download Diff File Expand all files Collapse all files
libs/libc/string/lib_memchr.c
+1 -1
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@@ -46,7 +46,7 @@
*
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_MEMCHR) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_MEMCHR) && defined(LIBC_BUILD_MEMCHR)
#undef memchr /* See mm/README.txt */
FAR void *memchr(FAR const void *s, int c, size_t n)
{
libs/libc/string/lib_memcmp.c
+1 -1
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@@ -32,7 +32,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_MEMCMP) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_MEMCMP) && defined(LIBC_BUILD_MEMCMP)
#undef memcmp /* See mm/README.txt */
no_builtin("memcmp")
int memcmp(FAR const void *s1, FAR const void *s2, size_t n)
libs/libc/string/lib_memcpy.c
+1 -1
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@@ -36,7 +36,7 @@
* Name: memcpy
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_MEMCPY) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_MEMCPY) && defined(LIBC_BUILD_MEMCPY)
#undef memcpy /* See mm/README.txt */
no_builtin("memcpy")
FAR void *memcpy(FAR void *dest, FAR const void *src, size_t n)
libs/libc/string/lib_memmove.c
+1 -1
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@@ -32,7 +32,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_MEMMOVE) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_MEMMOVE) && defined(LIBC_BUILD_MEMMOVE)
#undef memmove /* See mm/README.txt */
no_builtin("memmove")
FAR void *memmove(FAR void *dest, FAR const void *src, size_t count)
libs/libc/string/lib_memset.c
+1 -1
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@@ -48,7 +48,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_MEMSET) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_MEMSET) && defined(LIBC_BUILD_MEMSET)
#undef memset /* See mm/README.txt */
no_builtin("memset")
FAR void *memset(FAR void *s, int c, size_t n)
libs/libc/string/lib_strcasecmp.c
+1 -1
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@@ -33,7 +33,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRCASECMP) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRCASECMP) && defined(LIBC_BUILD_STRCASECMP)
#undef strcasecmp /* See mm/README.txt */
int strcasecmp(FAR const char *cs, FAR const char *ct)
{
libs/libc/string/lib_strcat.c
+1 -1
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@@ -32,7 +32,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRCAT) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRCAT) && defined(LIBC_BUILD_STRCAT)
#undef strcat /* See mm/README.txt */
FAR char *strcat(FAR char *dest, FAR const char *src)
{
libs/libc/string/lib_strchr.c
+1 -1
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@@ -46,7 +46,7 @@
*
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRCHR) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRCHR) && defined(LIBC_BUILD_STRCHR)
#undef strchr /* See mm/README.txt */
FAR char *strchr(FAR const char *s, int c)
{
libs/libc/string/lib_strchrnul.c
+1 -1
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@@ -46,7 +46,7 @@
*
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRCHRNUL) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRCHRNUL) && defined(LIBC_BUILD_STRCHRNUL)
#undef strchrnul /* See mm/README.txt */
FAR char *strchrnul(FAR const char *s, int c)
{
libs/libc/string/lib_strcmp.c
+1 -1
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@@ -32,7 +32,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRCMP) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRCMP) && defined(LIBC_BUILD_STRCMP)
#undef strcmp /* See mm/README.txt */
int strcmp(FAR const char *cs, FAR const char *ct)
{
libs/libc/string/lib_strcpy.c
+1 -1
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@@ -44,7 +44,7 @@
*
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRCPY) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRCPY) && defined(LIBC_BUILD_STRCPY)
#undef strcpy /* See mm/README.txt */
FAR char *strcpy(FAR char *dest, FAR const char *src)
{
libs/libc/string/lib_strlcat.c
+1 -1
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@@ -46,7 +46,7 @@
*
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRLCAT) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRLCAT) && defined(LIBC_BUILD_STRLCAT)
#undef strlcat /* See mm/README.txt */
size_t strlcat(FAR char *dst, FAR const char *src, size_t dsize)
{
libs/libc/string/lib_strlcpy.c
+1 -1
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@@ -45,7 +45,7 @@
*
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRLCPY) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRLCPY) && defined(LIBC_BUILD_STRLCPY)
#undef strlcpy /* See mm/README.txt */
size_t strlcpy(FAR char *dst, FAR const char *src, size_t dsize)
{
libs/libc/string/lib_strlen.c
+1 -1
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@@ -32,7 +32,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRLEN) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRLEN) && defined(LIBC_BUILD_STRLEN)
#undef strlen /* See mm/README.txt */
size_t strlen(FAR const char *s)
{
libs/libc/string/lib_strncasecmp.c
+1 -1
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@@ -34,7 +34,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRNCASECMP) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRNCASECMP) && defined(LIBC_BUILD_STRNCASECMP)
#undef strncasecmp /* See mm/README.txt */
int strncasecmp(FAR const char *cs, FAR const char *ct, size_t nb)
{
libs/libc/string/lib_strncat.c
+1 -1
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@@ -32,7 +32,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRNCAT) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRNCAT) && defined(LIBC_BUILD_STRNCAT)
#undef strncat /* See mm/README.txt */
FAR char *strncat(FAR char *dest, FAR const char *src, size_t n)
{
libs/libc/string/lib_strncmp.c
+1 -1
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@@ -32,7 +32,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRNCMP) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRNCMP) && defined(LIBC_BUILD_STRNCMP)
#undef strncmp /* See mm/README.txt */
int strncmp(FAR const char *cs, FAR const char *ct, size_t nb)
{
libs/libc/string/lib_strncpy.c
+1 -1
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@@ -53,7 +53,7 @@
*
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRNCPY) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRNCPY) && defined(LIBC_BUILD_STRNCPY)
#undef strncpy /* See mm/README.txt */
FAR char *strncpy(FAR char *dest, FAR const char *src, size_t n)
{
libs/libc/string/lib_strnlen.c
+1 -1
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@@ -32,7 +32,7 @@
* Public Functions
****************************************************************************/
#if !defined(CONFIG_LIBC_ARCH_STRNLEN) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRNLEN) && defined(LIBC_BUILD_STRNLEN)
#undef strnlen /* See mm/README.txt */
size_t strnlen(FAR const char *s, size_t maxlen)
{
libs/libc/string/lib_strrchr.c
+1 -1
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@@ -36,7 +36,7 @@
* occurrence of the character c in the string s.
*/
#if !defined(CONFIG_LIBC_ARCH_STRRCHR) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_STRRCHR) && defined(LIBC_BUILD_STRRCHR)
#undef strrchr /* See mm/README.txt */
FAR char *strrchr(FAR const char *s, int c)
{
libs/libc/string/lib_vikmemcpy.c
+1 -1
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@@ -64,7 +64,7 @@
#include "libc.h"
#if !defined(CONFIG_LIBC_ARCH_MEMCPY) && defined(LIBC_BUILD_STRING)
#if !defined(CONFIG_LIBC_ARCH_MEMCPY) && defined(LIBC_BUILD_MEMCPY)
/****************************************************************************
* Pre-processor Definitions