libbb: added xfdopen_for_read/write

function                                             old     new   delta
xfdopen_helper                                         -      40     +40
logdir_open                                         1163    1184     +21
process_stdin                                        433     443     +10
xfdopen_for_write                                      -       9      +9
doCommands                                          2465    2474      +9
patch_main                                          1214    1222      +8
bbunpack                                             457     465      +8
xfdopen_for_read                                       -       7      +7
scan_tree                                            258     262      +4
xstrtoul_range_sfx                                   230     231      +1
sendmail_main                                        957     955      -2
passwd_main                                         1027    1023      -4
parse                                                969     964      -5
test_main                                            253     247      -6
sed_main                                             655     649      -6
dos2unix_main                                        437     429      -8
fbsplash_main                                        950     938     -12
handle_dir_common                                    371     354     -17
expand_vars_to_list                                 2197    2169     -28
update_passwd                                       1275    1246     -29
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 7/10 up/down: 117/-117)           Total: 0 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

2 files changed, 2 insertions, 4 deletions

diff --git a/e2fsprogs/old_e2fsprogs/blkid/read.c b/e2fsprogs/old_e2fsprogs/blkid/read.c
index 67bc8ee44..f795a5d14 100644
--- a/e2fsprogs/old_e2fsprogs/blkid/read.c
+++ b/e2fsprogs/old_e2fsprogs/blkid/read.c
@@ -374,9 +374,7 @@ void blkid_read_cache(blkid_cache cache)
         DBG(DEBUG_CACHE, printf("reading cache file %s\n",
                                 cache->bic_filename));
 
-        file = fdopen(fd, "r");
-        if (!file)
-                goto errout;
+        file = xfdopen_for_read(fd);
 
         while (fgets(buf, sizeof(buf), file)) {
                 blkid_dev dev;
diff --git a/e2fsprogs/old_e2fsprogs/blkid/save.c b/e2fsprogs/old_e2fsprogs/blkid/save.c
index 3600260e2..e60cca445 100644
--- a/e2fsprogs/old_e2fsprogs/blkid/save.c
+++ b/e2fsprogs/old_e2fsprogs/blkid/save.c
@@ -95,7 +95,7 @@ int blkid_flush_cache(blkid_cache cache)
                 sprintf(tmp, "%s-XXXXXX", filename);
                 fd = mkstemp(tmp);
                 if (fd >= 0) {
-                        file = fdopen(fd, "w");
+                        file = xfdopen_for_write(fd);
                         opened = tmp;
                 }
                 fchmod(fd, 0644);