build system: -fno-builtin-printf

Benefits are: drops reference to out-of-line putchar(), fixes a few cases
of failed string merge.

function                                             old     new   delta
i2cdump_main                                        1488    1502     +14
sha256_process_block64                               423     433     +10
sendmail_main                                       1183    1185      +2
list_table                                          1114    1116      +2
i2cdetect_main                                      1235    1237      +2
fdisk_main                                          2852    2854      +2
builtin_type                                         119     121      +2
unicode_conv_to_printable2                           325     324      -1
scan_recursive                                       380     378      -2
mkfs_minix_main                                     2687    2684      -3
buffer_fill_and_print                                178     169      -9
putchar                                              152       -    -152
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 7/4 up/down: 34/-167)          Total: -133 bytes
   text    data     bss     dec     hex filename
 937788     932   17676  956396   e97ec busybox_old
 937564     932   17676  956172   e970c busybox_unstripped

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

1 files changed, 8 insertions, 8 deletions

diff --git a/util-linux/fsck_minix.c b/util-linux/fsck_minix.c
index 33767a1af..d2f3524b4 100644
--- a/util-linux/fsck_minix.c
+++ b/util-linux/fsck_minix.c
@@ -371,9 +371,9 @@ static int ask(const char *string, int def)
                 }
         }
         if (def)
-                printf("y\n");
+                puts("y");
         else {
-                printf("n\n");
+                puts("n");
                 errors_uncorrected = 1;
         }
         return def;
@@ -405,7 +405,7 @@ static void check_mount(void)
                 if (isatty(0) && isatty(1))
                         cont = ask("Do you really want to continue", 0);
                 if (!cont) {
-                        printf("Check aborted\n");
+                        puts("Check aborted");
                         exit(EXIT_SUCCESS);
                 }
         }
@@ -470,8 +470,8 @@ static void write_block(unsigned nr, void *addr)
         if (!nr)
                 return;
         if (nr < FIRSTZONE || nr >= ZONES) {
-                printf("Internal error: trying to write bad block\n"
-                           "Write request ignored\n");
+                puts("Internal error: trying to write bad block\n"
+                        "Write request ignored");
                 errors_uncorrected = 1;
                 return;
         }
@@ -659,7 +659,7 @@ static void read_tables(void)
         if (INODE_BUFFER_SIZE != read(dev_fd, inode_buffer, INODE_BUFFER_SIZE))
                 die("can't read inodes");
         if (NORM_FIRSTZONE != FIRSTZONE) {
-                printf("warning: firstzone!=norm_firstzone\n");
+                puts("warning: firstzone!=norm_firstzone");
                 errors_uncorrected = 1;
         }
         get_dirsize();
@@ -713,7 +713,7 @@ static void get_inode_common(unsigned nr, uint16_t i_mode)
         } else
                 links++;
         if (!++inode_count[nr]) {
-                printf("Warning: inode count too big\n");
+                puts("Warning: inode count too big");
                 inode_count[nr]--;
                 errors_uncorrected = 1;
         }
@@ -1299,7 +1299,7 @@ int fsck_minix_main(int argc UNUSED_PARAM, char **argv)
         }
         if (changed) {
                 write_tables();
-                printf("FILE SYSTEM HAS BEEN CHANGED\n");
+                puts("FILE SYSTEM HAS BEEN CHANGED");
                 sync();
         } else if (OPT_repair)
                 write_superblock();