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8f6869ae25
At this point, ORCA/C can process the main header files, and some smaller source files compile without errors.
147 lines
6.0 KiB
C
147 lines
6.0 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* ascii-to-numbers implementations for busybox
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*
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* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
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*
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* Licensed under GPLv2, see file LICENSE in this source tree.
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*/
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PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
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/* Provides extern declarations of functions */
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#define DECLARE_STR_CONV(type, T, UT) \
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\
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unsigned type xstrto##UT##_range_sfx(const char *str, int b, unsigned type l, unsigned type u, const struct suffix_mult *sfx) FAST_FUNC; \
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unsigned type xstrto##UT##_range(const char *str, int b, unsigned type l, unsigned type u) FAST_FUNC; \
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unsigned type xstrto##UT##_sfx(const char *str, int b, const struct suffix_mult *sfx) FAST_FUNC; \
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unsigned type xstrto##UT(const char *str, int b) FAST_FUNC; \
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unsigned type xato##UT##_range_sfx(const char *str, unsigned type l, unsigned type u, const struct suffix_mult *sfx) FAST_FUNC; \
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unsigned type xato##UT##_range(const char *str, unsigned type l, unsigned type u) FAST_FUNC; \
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unsigned type xato##UT##_sfx(const char *str, const struct suffix_mult *sfx) FAST_FUNC; \
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unsigned type xato##UT(const char *str) FAST_FUNC; \
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type xstrto##T##_range_sfx(const char *str, int b, type l, type u, const struct suffix_mult *sfx) FAST_FUNC; \
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type xstrto##T##_range(const char *str, int b, type l, type u) FAST_FUNC; \
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type xstrto##T(const char *str, int b) FAST_FUNC; \
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type xato##T##_range_sfx(const char *str, type l, type u, const struct suffix_mult *sfx) FAST_FUNC; \
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type xato##T##_range(const char *str, type l, type u) FAST_FUNC; \
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type xato##T##_sfx(const char *str, const struct suffix_mult *sfx) FAST_FUNC; \
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type xato##T(const char *str) FAST_FUNC; \
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/* Provides inline definitions of functions */
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/* (useful for mapping them to the type of the same width) */
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#define DEFINE_EQUIV_STR_CONV(narrow, N, W, UN, UW) \
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\
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static ALWAYS_INLINE \
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unsigned narrow xstrto##UN##_range_sfx(const char *str, int b, unsigned narrow l, unsigned narrow u, const struct suffix_mult *sfx) \
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{ return xstrto##UW##_range_sfx(str, b, l, u, sfx); } \
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static ALWAYS_INLINE \
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unsigned narrow xstrto##UN##_range(const char *str, int b, unsigned narrow l, unsigned narrow u) \
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{ return xstrto##UW##_range(str, b, l, u); } \
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static ALWAYS_INLINE \
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unsigned narrow xstrto##UN##_sfx(const char *str, int b, const struct suffix_mult *sfx) \
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{ return xstrto##UW##_sfx(str, b, sfx); } \
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static ALWAYS_INLINE \
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unsigned narrow xstrto##UN(const char *str, int b) \
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{ return xstrto##UW(str, b); } \
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static ALWAYS_INLINE \
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unsigned narrow xato##UN##_range_sfx(const char *str, unsigned narrow l, unsigned narrow u, const struct suffix_mult *sfx) \
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{ return xato##UW##_range_sfx(str, l, u, sfx); } \
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static ALWAYS_INLINE \
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unsigned narrow xato##UN##_range(const char *str, unsigned narrow l, unsigned narrow u) \
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{ return xato##UW##_range(str, l, u); } \
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static ALWAYS_INLINE \
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unsigned narrow xato##UN##_sfx(const char *str, const struct suffix_mult *sfx) \
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{ return xato##UW##_sfx(str, sfx); } \
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static ALWAYS_INLINE \
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unsigned narrow xato##UN(const char *str) \
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{ return xato##UW(str); } \
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static ALWAYS_INLINE \
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narrow xstrto##N##_range_sfx(const char *str, int b, narrow l, narrow u, const struct suffix_mult *sfx) \
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{ return xstrto##W##_range_sfx(str, b, l, u, sfx); } \
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static ALWAYS_INLINE \
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narrow xstrto##N##_range(const char *str, int b, narrow l, narrow u) \
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{ return xstrto##W##_range(str, b, l, u); } \
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static ALWAYS_INLINE \
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narrow xstrto##N(const char *str, int b) \
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{ return xstrto##W(str, b); } \
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static ALWAYS_INLINE \
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narrow xato##N##_range_sfx(const char *str, narrow l, narrow u, const struct suffix_mult *sfx) \
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{ return xato##W##_range_sfx(str, l, u, sfx); } \
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static ALWAYS_INLINE \
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narrow xato##N##_range(const char *str, narrow l, narrow u) \
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{ return xato##W##_range(str, l, u); } \
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static ALWAYS_INLINE \
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narrow xato##N##_sfx(const char *str, const struct suffix_mult *sfx) \
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{ return xato##W##_sfx(str, sfx); } \
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static ALWAYS_INLINE \
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narrow xato##N(const char *str) \
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{ return xato##W(str); } \
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DECLARE_STR_CONV(long, l, ul)
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/* Same for int -> [long] long */
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#if UINT_MAX == ULONG_MAX
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DEFINE_EQUIV_STR_CONV(int, i, l, u, ul)
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#else
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DECLARE_STR_CONV(int, i, u)
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#endif
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/* Specialized */
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/* Non-aborting kind of convertors: bb_strto[u][l]l */
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/* On exit: errno = 0 only if there was non-empty, '\0' terminated value
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* errno = EINVAL if value was not '\0' terminated, but otherwise ok
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* Return value is still valid, caller should just check whether end[0]
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* is a valid terminating char for particular case. OTOH, if caller
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* requires '\0' terminated input, [s]he can just check errno == 0.
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* errno = ERANGE if value had alphanumeric terminating char ("1234abcg").
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* errno = ERANGE if value is out of range, missing, etc.
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* errno = ERANGE if value had minus sign for strtouXX (even "-0" is not ok )
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* return value is all-ones in this case.
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*/
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unsigned long bb_strtoul(const char *arg, char **endp, int base) FAST_FUNC;
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long bb_strtol(const char *arg, char **endp, int base) FAST_FUNC;
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#if UINT_MAX == ULONG_MAX
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static ALWAYS_INLINE
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unsigned bb_strtou(const char *arg, char **endp, int base)
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{ return bb_strtoul(arg, endp, base); }
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static ALWAYS_INLINE
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int bb_strtoi(const char *arg, char **endp, int base)
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{ return bb_strtol(arg, endp, base); }
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#else
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unsigned bb_strtou(const char *arg, char **endp, int base) FAST_FUNC;
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int bb_strtoi(const char *arg, char **endp, int base) FAST_FUNC;
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#endif
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uint32_t BUG_bb_strtou32_unimplemented(void);
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static ALWAYS_INLINE
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uint32_t bb_strtou32(const char *arg, char **endp, int base)
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{
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if (sizeof(uint32_t) == sizeof(unsigned))
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return bb_strtou(arg, endp, base);
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if (sizeof(uint32_t) == sizeof(unsigned long))
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return bb_strtoul(arg, endp, base);
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return BUG_bb_strtou32_unimplemented();
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}
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static ALWAYS_INLINE
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int32_t bb_strtoi32(const char *arg, char **endp, int base)
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{
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if (sizeof(int32_t) == sizeof(int))
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return bb_strtoi(arg, endp, base);
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if (sizeof(int32_t) == sizeof(long))
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return bb_strtol(arg, endp, base);
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return BUG_bb_strtou32_unimplemented();
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}
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/* Floating point */
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double bb_strtod(const char *arg, char **endp) FAST_FUNC;
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POP_SAVED_FUNCTION_VISIBILITY
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