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0d748ad58e
This change fixes Cosmopolitan so it has fewer opinions about compiler warnings. The whole repository had to be cleaned up to be buildable in -Werror -Wall mode. This lets us benefit from things like strict const checking. Some actual bugs might have been caught too.
42 lines
1.6 KiB
C
42 lines
1.6 KiB
C
#ifndef COSMOPOLITAN_LIBC_FMT_STRTOL_H_
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#define COSMOPOLITAN_LIBC_FMT_STRTOL_H_
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#include "libc/errno.h"
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#define CONSUME_SPACES(t, s, c) \
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if (endptr) *endptr = (t *)(s); \
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while (c == ' ' || c == '\t') c = *++s
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#define GET_SIGN(s, c, d) \
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d = c == '-' ? -1 : 1; \
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if (c == '-' || c == '+') c = *++s
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#define GET_RADIX(s, c, r) \
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if (!r) { \
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if (c == '0') { \
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t |= 1; \
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c = *++s; \
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if (c == 'x' || c == 'X') { \
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c = *++s; \
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r = 16; \
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} else if (c == 'b' || c == 'B') { \
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c = *++s; \
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r = 2; \
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} else { \
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r = 8; \
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} \
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} else { \
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r = 10; \
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} \
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} else if (!(2 <= r && r <= 36)) { \
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errno = EINVAL; \
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return 0; \
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} else if (c == '0') { \
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t |= 1; \
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c = *++s; \
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if ((r == 2 && (c == 'b' || c == 'B')) || \
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(r == 16 && (c == 'x' || c == 'X'))) { \
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c = *++s; \
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} \
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}
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#endif /* COSMOPOLITAN_LIBC_FMT_STRTOL_H_ */
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