71 lines
1.2 KiB
C
71 lines
1.2 KiB
C
#include "str.h"
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void str_init(struct str* self)
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{
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assert(self);
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self->size = 0;
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self->capacity = 0;
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self->value = NULL;
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}
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void str_free(struct str* self)
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{
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assert(self);
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free(self->value);
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self->value = NULL;
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self->size = 0;
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self->capacity = 0;
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}
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void str_push(struct str* self, char element)
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{
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assert(self);
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if (self->capacity == 0)
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{
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self->capacity = 1;
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self->value = calloc(self->capacity, sizeof(char));
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}
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if (self->size + 2 >= self->capacity)
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{
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self->capacity *= 2;
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char* data = realloc(self->value, sizeof(char) * self->capacity);
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assert(data);
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self->value = data;
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}
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self->value[self->size] = element;
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self->size++;
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self->value[self->size] = '\0';
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}
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void str_extend(struct str* self, char const* rhs)
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{
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assert(self);
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assert(rhs);
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size_t sz = strlen(rhs);
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for (size_t i=0; i<sz; i++)
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{
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str_push(self, rhs[i]);
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}
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}
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void str_format(struct str* self, char const* format, ...)
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{
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assert(self);
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assert(format);
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char buffer[MK_STRLEN];
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va_list lst;
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va_start(lst, format);
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vsnprintf(buffer, MK_STRLEN, format, lst);
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va_end(lst);
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str_extend(self, buffer);
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}
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