16 lines
483 B
C
16 lines
483 B
C
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#ifndef COSMOPOLITAN_LIBC_LINUX_READ_H_
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#define COSMOPOLITAN_LIBC_LINUX_READ_H_
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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forceinline long LinuxRead(int fd, void *data, unsigned long size) {
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long rc;
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asm volatile("syscall"
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: "=a"(rc), "=m"(*(char(*)[size])data)
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: "0"(0), "D"(fd), "S"(data), "d"(size)
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: "rcx", "r11", "memory");
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return rc;
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}
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#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
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#endif /* COSMOPOLITAN_LIBC_LINUX_READ_H_ */
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