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sed: shrink by 17 bytes

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Signed-off-by: Pascal Bellard <pascal.bellard@ads-lu.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Pascal Bellard 2011-05-05 00:26:37 +02:00 committed by Denys Vlasenko
parent 14b162f9ab
commit d3e4be3ccb
1 changed files with 7 additions and 3 deletions
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10
editors/sed.c
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@ -215,12 +215,16 @@ static void parse_escapes(char *dest, const char *string, int len, char from, ch
static char *copy_parsing_escapes(const char *string, int len)
{
const char *s;
char *dest = xmalloc(len + 1);
parse_escapes(dest, string, len, 'n', '\n');
/* sed recognizes \n */
/* GNU sed also recognizes \t and \r */
parse_escapes(dest, dest, strlen(dest), 't', '\t');
parse_escapes(dest, dest, strlen(dest), 'r', '\r');
for (s = "\nn\tt\rr"; *s; s += 2) {
parse_escapes(dest, string, len, s[1], s[0]);
string = dest;
len = strlen(dest);
}
return dest;
}