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4af2ec88bd
In an effort to convert core to C++ structures. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
81 lines
1.8 KiB
C++
81 lines
1.8 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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#ifndef MIN
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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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#endif
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#ifndef MAX
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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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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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// string handling
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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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#include <string>
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#include <vector>
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// Sadly, starts_with only with C++20!
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inline bool starts_with(const std::string &s, const char *s2)
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{
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return s.rfind(s2, 0) == 0;
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}
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std::string join(const std::vector<std::string> &l, const std::string &separator, bool skip_empty = false);
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#endif
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#endif // SUBSURFACE_STRING_H
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