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Avoid truncating filenames with snprintf().

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This commit is contained in:
tjr 2002-06-29 05:31:26 +00:00
parent 2ca2fb4fa3
commit ad903dff1e
1 changed files with 5 additions and 2 deletions
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7
usr.bin/csplit/csplit.c
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@ -227,8 +227,11 @@ newfile(void)
{
FILE *fp;
snprintf(currfile, sizeof(currfile), "%s%0*ld", prefix, (int)sufflen,
nfiles);
if (snprintf(currfile, sizeof(currfile), "%s%0*ld", prefix,
(int)sufflen, nfiles) >= sizeof(currfile)) {
errno = ENAMETOOLONG;
err(1, NULL);
}
if ((fp = fopen(currfile, "w+")) == NULL)
err(1, "%s", currfile);
nfiles++;