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Simplify __imlib_FileKey() 

And avoid malloc when not needed.
This commit is contained in:
Kim Woelders 2022-01-17 12:42:02 +01:00
parent 64c031acab
commit 9afad50f97
1 changed files with 13 additions and 30 deletions
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43
src/lib/file.c
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@ -29,38 +29,21 @@ __imlib_IsRealFile(const char *s)
char *
__imlib_FileKey(const char *file)
{
char *newfile;
const char *p;
newfile = malloc(strlen(file) + 1);
if (!newfile)
return NULL;
newfile[0] = 0;
{
char *p1, *p2;
int go;
for (p = file;;)
{
p = strchr(p, ':');
if (!p)
break;
p++;
if (*p == '\0')
break;
if (*p != ':') /* :: Drive spec? */
return strdup(p);
p++;
}
go = 0;
p1 = (char *)file;
p2 = newfile;
while (p1[0])
{
if (go)
{
p2[0] = p1[0];
p2++;
}
if ((p1[0] == ':') && (p1[1] != ':'))
go = 1;
if ((p1[0] == ':') && (p1[1] == ':'))
p1++;
p1++;
}
p2[0] = p1[0];
}
if (newfile[0])
return newfile;
else
free(newfile);
return NULL;
}