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826c01d0a0
This is only used by one caller and there doesn't appear to be a reason to inline it in the first place. Suggested-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at> Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#ifndef SUBSURFACE_STRING_H
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#define SUBSURFACE_STRING_H
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#include <stdbool.h>
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#include <string.h>
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#include <time.h>
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// shared generic definitions and macros
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// mostly about strings, but a couple of math macros are here as well
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/* Windows has no MIN/MAX macros - so let's just roll our own */
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#define MIN(x, y) ({ \
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__typeof__(x) _min1 = (x); \
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__typeof__(y) _min2 = (y); \
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(void) (&_min1 == &_min2); \
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_min1 < _min2 ? _min1 : _min2; })
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#define MAX(x, y) ({ \
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__typeof__(x) _max1 = (x); \
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__typeof__(y) _max2 = (y); \
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(void) (&_max1 == &_max2); \
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_max1 > _max2 ? _max1 : _max2; })
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#define IS_FP_SAME(_a, _b) (fabs((_a) - (_b)) <= 0.000001 * MAX(fabs(_a), fabs(_b)))
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// string handling
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#ifdef __cplusplus
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extern "C" {
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#endif
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static inline bool same_string(const char *a, const char *b)
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{
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return !strcmp(a ?: "", b ?: "");
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}
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static inline bool same_string_caseinsensitive(const char *a, const char *b)
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{
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return !strcasecmp(a ?: "", b ?: "");
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}
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static inline bool empty_string(const char *s)
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{
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return !s || !*s;
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}
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static inline char *copy_string(const char *s)
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{
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return (s && *s) ? strdup(s) : NULL;
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}
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#define STRTOD_NO_SIGN 0x01
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#define STRTOD_NO_DOT 0x02
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#define STRTOD_NO_COMMA 0x04
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#define STRTOD_NO_EXPONENT 0x08
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extern double strtod_flags(const char *str, const char **ptr, unsigned int flags);
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#define STRTOD_ASCII (STRTOD_NO_COMMA)
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#define ascii_strtod(str, ptr) strtod_flags(str, ptr, STRTOD_ASCII)
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#ifdef __cplusplus
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}
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#endif
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#endif // SUBSURFACE_STRING_H
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