annotate src/libvorbis-1.3.3/macos/compat/strdup.c @ 80:0b60a66de5e2

This Mac compatibility fix appears to work, resolving SourceForge issue #273 Port Audio Fail on MacOS Catalina (10.15) - merging back

#include <ogg/os_types.h>
#include <sys/types.h>
#include <string.h>
#include <stdlib.h>

char *strdup(const char *inStr)
{
        char *outStr = NULL;
        
        if (inStr == NULL) {
                return NULL;
        }
        
        outStr = _ogg_malloc(strlen(inStr) + 1);
        
        if (outStr != NULL) {
                strcpy(outStr, inStr);
        }
        
        return outStr;
}