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archive_dev: Ensure path separator for local path (#524)

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Fixes issue where fopen("test.txt","r") opens 3dstest.txt instead of test.txt.

Also correct misuse of strncat() as count applies to src not dest.

See:
8136d94657
806a4d34c5
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oreo639 2023-05-07 04:08:13 -07:00 committed by GitHub
parent 8d90551306
commit 39a53c4fe5
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1 changed files with 3 additions and 1 deletions
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libctru/source/archive_dev.c
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@ -205,9 +205,11 @@ archive_fixpath(struct _reent *r,
strncpy(__ctru_dev_path_buf, path, PATH_MAX); strncpy(__ctru_dev_path_buf, path, PATH_MAX);
else else
{ {
size_t cwdlen = strlen(dev->cwd);
strncpy(__ctru_dev_path_buf, dev->cwd, PATH_MAX); strncpy(__ctru_dev_path_buf, dev->cwd, PATH_MAX);
__ctru_dev_path_buf[PATH_MAX] = '\0'; __ctru_dev_path_buf[PATH_MAX] = '\0';
strncat(__ctru_dev_path_buf, path, PATH_MAX); strncat(__ctru_dev_path_buf, "/", PATH_MAX - cwdlen);
strncat(__ctru_dev_path_buf, path, PATH_MAX - cwdlen - 1);
} }
if(__ctru_dev_path_buf[PATH_MAX] != 0) if(__ctru_dev_path_buf[PATH_MAX] != 0)