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https://github.com/Genymobile/scrcpy
synced 2024-11-18 21:26:07 +00:00
d5f6697f3a
In case they are not available on the platform.
54 lines
949 B
C
54 lines
949 B
C
#include "compat.h"
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#include "config.h"
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#include <assert.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <string.h>
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#ifndef HAVE_STRDUP
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char *strdup(const char *s) {
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size_t size = strlen(s) + 1;
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char *dup = malloc(size);
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if (dup) {
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memcpy(dup, s, size);
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}
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return dup;
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}
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#endif
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#ifndef HAVE_ASPRINTF
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int asprintf(char **strp, const char *fmt, ...) {
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va_list va;
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va_start(va, fmt);
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int ret = vasprintf(strp, fmt, va);
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va_end(va);
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return ret;
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}
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#endif
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#ifndef HAVE_VASPRINTF
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int vasprintf(char **strp, const char *fmt, va_list ap) {
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va_list va;
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va_copy(va, ap);
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int len = vsnprintf(NULL, 0, fmt, va);
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va_end(va);
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char *str = malloc(len + 1);
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if (!str) {
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return -1;
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}
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va_copy(va, ap);
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int len2 = vsnprintf(str, len + 1, fmt, va);
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(void) len2;
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assert(len == len2);
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va_end(va);
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*strp = str;
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return len;
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}
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#endif
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