34 lines
650 B
C
Vendored
34 lines
650 B
C
Vendored
/*
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** apistring.c
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**
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*/
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#include <string.h>
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#include "apistring.h"
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static size_t
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mrb_debug_strnlen(const char *s, size_t maxlen)
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{
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const char *p = (const char*)memchr(s, '\0', maxlen);
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return p != NULL ? (size_t)(p - s) : maxlen;
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}
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char*
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mrdb_strndup(mrb_state *mrb, const char *s, size_t size)
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{
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size_t l = mrb_debug_strnlen(s, size);
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char *d = (char*)mrb_malloc_simple(mrb, l + 1);
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if (d != NULL) {
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memcpy(d, s, l);
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d[l] = '\0';
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}
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return d;
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}
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char*
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mrdb_strdup(mrb_state *mrb, const char *s)
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{
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size_t z = strlen(s) + 1;
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char *d = (char*)mrb_malloc_simple(mrb, z);
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return d != NULL ? (char*)memcpy(d, s, z) : NULL;
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}
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