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Use pg_ascii_tolower()/pg_ascii_toupper() where appropriate.
Avoids unnecessary dependence on setlocale(). No behavior change.
This commit reverts e1458f2f1b
, which reverted some changes
unintentionally committed before the branch for 19.
Reviewed-by: Peter Eisentraut <peter@eisentraut.org>
Discussion: https://postgr.es/m/a8666c391dfcabe79868d95f7160eac533ace718.camel@j-davis.com
Discussion: https://postgr.es/m/7efaaa645aa5df3771bb47b9c35df27e08f3520e.camel@j-davis.com
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@ -1538,7 +1538,7 @@ GetDecimalFromHex(char hex)
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if (isdigit((unsigned char) hex))
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return hex - '0';
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else
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return tolower((unsigned char) hex) - 'a' + 10;
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return pg_ascii_tolower((unsigned char) hex) - 'a' + 10;
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}
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/*
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@ -115,8 +115,7 @@ inet_cidr_pton_ipv4(const char *src, u_char *dst, size_t size)
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src++; /* skip x or X. */
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while ((ch = *src++) != '\0' && isxdigit((unsigned char) ch))
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{
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if (isupper((unsigned char) ch))
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ch = tolower((unsigned char) ch);
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ch = pg_ascii_tolower((unsigned char) ch);
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n = strchr(xdigits, ch) - xdigits;
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assert(n >= 0 && n <= 15);
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if (dirty == 0)
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