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22 lines
561 B
C
22 lines
561 B
C
#include <rp6502.h>
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#include <errno.h>
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#include <string.h>
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unsigned char __fastcall__ _sysrename (const char* oldpath, const char* newpath)
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{
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size_t oldpathlen, newpathlen;
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oldpathlen = strlen (oldpath);
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newpathlen = strlen (newpath);
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if (oldpathlen + newpathlen > 254) {
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return _mappederrno (EINVAL);
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}
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while (oldpathlen) {
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ria_push_char (oldpath[--oldpathlen]);
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}
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ria_push_char (0);
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while (newpathlen) {
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ria_push_char (newpath[--newpathlen]);
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}
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return ria_call_int_errno (RIA_OP_RENAME);
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}
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