sbase/libutil/apathmax.c

/* See LICENSE file for copyright and license details. */
#include <errno.h>
#include <limits.h>
#include <unistd.h>

#include "../util.h"

void
apathmax(char **p, size_t *size)
{
	errno = 0;
	if ((*size = pathconf("/", _PC_PATH_MAX)) < 0) {
		if (errno == 0) {
			*size = PATH_MAX;
		} else {
			eprintf("pathconf:");
		}
	} else {
		(*size)++;
	}
	*p = emalloc(*size);
}
apathmax 2011-06-25 16:26:44 +00:00			`/* See LICENSE file for copyright and license details. */`
			`#include <errno.h>`
Fix off-by-one in apathmax() as the path is relative to "/" 1) Use size_t * instead of long * 2) Fallback to PATH_MAX instead of BUFSIZ 3) Header cleanup 2015-03-06 23:48:37 +00:00			`#include <limits.h>`
apathmax 2011-06-25 16:26:44 +00:00			`#include <unistd.h>`
Style inquistion for util and some tools. 2013-03-05 20:46:48 +00:00
apathmax 2011-06-25 16:26:44 +00:00			`#include "../util.h"`

			`void`
Fix off-by-one in apathmax() as the path is relative to "/" 1) Use size_t * instead of long * 2) Fallback to PATH_MAX instead of BUFSIZ 3) Header cleanup 2015-03-06 23:48:37 +00:00			`apathmax(char *p, size_t size)`
apathmax 2011-06-25 16:26:44 +00:00			`{`
			`errno = 0;`
Use < 0 instead of == -1 2014-11-19 19:59:37 +00:00			`if ((*size = pathconf("/", _PC_PATH_MAX)) < 0) {`
Sort includes and more cleanup and fixes in util/ 2014-11-13 18:54:28 +00:00			`if (errno == 0) {`
Fix off-by-one in apathmax() as the path is relative to "/" 1) Use size_t * instead of long * 2) Fallback to PATH_MAX instead of BUFSIZ 3) Header cleanup 2015-03-06 23:48:37 +00:00			`*size = PATH_MAX;`
Style inquistion for util and some tools. 2013-03-05 20:46:48 +00:00			`} else {`
apathmax 2011-06-25 16:26:44 +00:00			`eprintf("pathconf:");`
Style inquistion for util and some tools. 2013-03-05 20:46:48 +00:00			`}`
Fix off-by-one in apathmax() as the path is relative to "/" 1) Use size_t * instead of long * 2) Fallback to PATH_MAX instead of BUFSIZ 3) Header cleanup 2015-03-06 23:48:37 +00:00			`} else {`
			`(*size)++;`
apathmax 2011-06-25 16:26:44 +00:00			`}`
Convert codebase to use emalloc.c utility-functions This also definitely increases readability and makes OOM-conditions more consistent. 2014-11-16 10:07:26 +00:00			`p = emalloc(size);`
apathmax 2011-06-25 16:26:44 +00:00			`}`