sbase/libutil/apathmax.c

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/* See LICENSE file for copyright and license details. */
#include <errno.h>
#include <limits.h>
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#include <unistd.h>
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#include "../util.h"
void
apathmax(char **p, size_t *size)
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{
errno = 0;
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if ((*size = pathconf("/", _PC_PATH_MAX)) < 0) {
if (errno == 0) {
*size = PATH_MAX;
} else {
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eprintf("pathconf:");
}
} else {
(*size)++;
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}
*p = emalloc(*size);
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}