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author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 1998-01-16 12:13:05 +0000 |
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committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 1998-01-16 12:13:05 +0000 |
commit | 3db12e8b236ac8f88db8eb4690d10e4a3b8dbcd4 (patch) | |
tree | b3c086e437cab449f90ba637710daed0ddfec4c4 /missing/memmove.c | |
parent | 392296c12de9d7f9be03a8205250ba0844cb9d38 (diff) | |
download | ruby-3db12e8b236ac8f88db8eb4690d10e4a3b8dbcd4.tar.gz |
Initial revisionv1_0_r2
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'missing/memmove.c')
-rw-r--r-- | missing/memmove.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/missing/memmove.c b/missing/memmove.c new file mode 100644 index 0000000000..09e64702b6 --- /dev/null +++ b/missing/memmove.c @@ -0,0 +1,24 @@ +/* + * memmove --- move memories. + * + * We supply this routine for those systems that aren't standard yet. + */ + +char * +memmove (dst, src, n) + char *dst, *src; + int n; +{ + char *ret = dst; + + if (src < dst) { + src += n; + dst += n; + while (n--) + *--dst = *--src; + } + else if (dst < src) + while (n--) + *dst++ = *src++; + return ret; +} |