cosmopolitan/libc/str/tpdecode.h

27 lines
651 B
C

#ifndef COSMOPOLITAN_LIBC_STR_TPDECODE_H_
#define COSMOPOLITAN_LIBC_STR_TPDECODE_H_
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
int tpdecode(const char *, wint_t *) paramsnonnull((1)) libcesque;
#ifndef __STRICT_ANSI__
#define tpdecode(S, OUT) __tpdecode(S, OUT)
forceinline int __tpdecode(const char *s, wint_t *out) {
int ax;
if (0 <= *s && *s <= 0x7f) {
*out = *s;
return 1;
}
asm("call\ttpdecode"
: "=a"(ax), "=m"(*(char(*)[6])s)
: "D"(s), "S"(out)
: "cc");
return ax;
}
#endif
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_STR_TPDECODE_H_ */