libc: Change the return type of strerror from "const char *" to "char *"
to follow up the spec here: https://pubs.opengroup.org/onlinepubs/9699919799/functions/strerror.html Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
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@ -53,7 +53,7 @@ extern "C"
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FAR char *strdup(FAR const char *s);
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FAR char *strndup(FAR const char *s, size_t size);
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FAR const char *strerror(int);
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FAR char *strerror(int);
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int strerror_r(int, FAR char *, size_t);
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size_t strlen(FAR const char *);
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size_t strnlen(FAR const char *, size_t);
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@ -225,7 +225,7 @@
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"strcpy","string.h","","FAR char *","FAR char *","FAR const char *"
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"strcspn","string.h","","size_t","FAR const char *","FAR const char *"
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"strdup","string.h","","FAR char *","FAR const char *"
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"strerror","string.h","","FAR const char *","int"
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"strerror","string.h","","FAR char *","int"
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"strerror_r","string.h","","int","int","FAR char *","size_t"
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"strftime","time.h","","size_t","FAR char *","size_t","FAR const char *","FAR const struct tm *"
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"strlen","string.h","","size_t","FAR const char *"
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Can't render this file because it has a wrong number of fields in line 2.
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@ -38,8 +38,8 @@
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struct errno_strmap_s
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{
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uint8_t errnum;
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const char *str;
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uint8_t errnum;
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FAR char *str;
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};
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/****************************************************************************
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@ -341,7 +341,7 @@ static const struct errno_strmap_s g_errnomap[] =
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* Name: strerror
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****************************************************************************/
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FAR const char *strerror(int errnum)
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FAR char *strerror(int errnum)
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{
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#ifdef CONFIG_LIBC_STRERROR
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int ndxlow = 0;
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