notmuch/compat/canonicalize_file_name.c

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#include "compat.h"
#include <limits.h>
#undef _GNU_SOURCE
#include <stdlib.h>
char *
canonicalize_file_name (const char *path)
{
#ifdef PATH_MAX
char *resolved_path = malloc (PATH_MAX + 1);
if (resolved_path == NULL)
return NULL;
return realpath (path, resolved_path);
#else
#error undefined PATH_MAX _and_ missing canonicalize_file_name not supported
#endif
}