Kill all remaining 'PATH_MAX + 1' usages

The few remaining instances were utilized for buffers in calls to
snprintf() and realpath(). Both of these functions will always ensure
the returned value is padded with '\0', so there is no need for the
extra byte.

Signed-off-by: Dan McGee <dan@archlinux.org>

4 files changed, 7 insertions, 7 deletions

diff --git a/lib/libalpm/add.c b/lib/libalpm/add.c
index 59d539c6..0e216b6d 100644
--- a/lib/libalpm/add.c
+++ b/lib/libalpm/add.c
@@ -466,7 +466,7 @@ static int commit_single_pkg(pmhandle_t *handle, pmpkg_t *newpkg,
 		size_t pkg_current, size_t pkg_count)
 {
 	int i, ret = 0, errors = 0;
-	char scriptlet[PATH_MAX+1];
+	char scriptlet[PATH_MAX];
 	int is_upgrade = 0;
 	pmpkg_t *oldpkg = NULL;
 	pmdb_t *db = handle->db_local;
diff --git a/lib/libalpm/conflict.c b/lib/libalpm/conflict.c
index 89214707..dc067290 100644
--- a/lib/libalpm/conflict.c
+++ b/lib/libalpm/conflict.c
@@ -363,7 +363,7 @@ alpm_list_t *_alpm_db_find_fileconflicts(pmhandle_t *handle,
 	for(current = 0, i = upgrade; i; i = i->next, current++) {
 		alpm_list_t *k, *tmpfiles = NULL;
 		pmpkg_t *p1, *p2, *dbpkg;
-		char path[PATH_MAX+1];
+		char path[PATH_MAX];
 
 		p1 = i->data;
 		if(!p1) {
@@ -480,9 +480,9 @@ alpm_list_t *_alpm_db_find_fileconflicts(pmhandle_t *handle,
 			}
 
 			if(!resolved_conflict && dbpkg) {
-				char *rpath = calloc(PATH_MAX+1, sizeof(char));
+				char *rpath = calloc(PATH_MAX, sizeof(char));
 				if(!realpath(path, rpath)) {
-					FREE(rpath);
+					free(rpath);
 					continue;
 				}
 				char *filestr = rpath + strlen(handle->root);
diff --git a/lib/libalpm/handle.c b/lib/libalpm/handle.c
index 80ad5601..730372a7 100644
--- a/lib/libalpm/handle.c
+++ b/lib/libalpm/handle.c
@@ -328,7 +328,7 @@ enum _pmerrno_t _alpm_set_directory_option(const char *value,
 		if(stat(path, &st) == -1 || !S_ISDIR(st.st_mode)) {
 			return PM_ERR_NOT_A_DIR;
 		}
-		real = calloc(PATH_MAX + 1, sizeof(char));
+		real = calloc(PATH_MAX, sizeof(char));
 		if(!realpath(path, real)) {
 			free(real);
 			return PM_ERR_NOT_A_DIR;
diff --git a/lib/libalpm/remove.c b/lib/libalpm/remove.c
index 27305ae3..a4b60cf4 100644
--- a/lib/libalpm/remove.c
+++ b/lib/libalpm/remove.c
@@ -186,7 +186,7 @@ int _alpm_remove_prepare(pmhandle_t *handle, alpm_list_t **data)
 
 static int can_remove_file(pmhandle_t *handle, const char *path, alpm_list_t *skip)
 {
-	char file[PATH_MAX+1];
+	char file[PATH_MAX];
 
 	snprintf(file, PATH_MAX, "%s%s", handle->root, path);
 
@@ -215,7 +215,7 @@ static void unlink_file(pmhandle_t *handle, pmpkg_t *info, char *filename,
 		alpm_list_t *skip_remove, int nosave)
 {
 	struct stat buf;
-	char file[PATH_MAX+1];
+	char file[PATH_MAX];
 
 	snprintf(file, PATH_MAX, "%s%s", handle->root, filename);