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A patch from Vladimir to simplify concat_path_file() and

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make it less likely to break.
This commit is contained in:
Eric Andersen 2001-05-07 23:01:32 +00:00
parent c33ebc9741
commit 4ad13e5d95
1 changed files with 7 additions and 11 deletions
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18
libbb/concat_path_file.c
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@ -11,16 +11,12 @@
extern char *concat_path_file(const char *path, const char *filename)
{
char *outbuf;
int l;
int flg_slash = 1;
l = strlen(path);
if (l>0 && path[l-1] == '/')
flg_slash--;
l += strlen(filename);
if (l>0 && filename[0] == '/')
flg_slash--;
outbuf = xmalloc(l+1+flg_slash);
sprintf(outbuf, (flg_slash ? "%s/%s" : "%s%s"), path, filename);
const char *lc;
lc = last_char_is((char*)path, '/');
if (filename[0] == '/')
filename++;
outbuf = xmalloc(strlen(path)+strlen(filename)+1+(lc==NULL));
sprintf(outbuf, (lc==NULL ? "%s/%s" : "%s%s"), path, filename);
return outbuf;
}