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/* See LICENSE file for copyright and license details. */
#include "common.h"
#ifndef TEST
char *
libfonts_gethome__(struct libfonts_context *ctx)
{
uid_t uid = (ctx && ctx->use_context_uid) ? ctx->uid : getuid();
size_t size = 512;
char *buf = NULL, *new;
char *ret = NULL;
struct passwd pw, *pwp;
int err;
goto beginning;
do {
if (size > SIZE_MAX / 2)
goto enomem;
size *= 2;
beginning:
new = realloc(buf, size);
if (!new) {
enomem:
free(buf);
errno = ENOMEM;
return NULL;
}
buf = new;
} while ((err = getpwuid_r(uid, &pw, buf, size, &pwp)) == ERANGE);
if (err) {
free(buf);
return NULL;
}
if (pwp && pwp->pw_dir)
ret = strdup(pwp->pw_dir);
free(buf);
return ret;
}
#else
int
main(void)
{
return 0; /* XXX add test */
}
#endif
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