emo/busybox
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reduced .bss size by dynmaically allocating a certain large

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array instead of letting it be static.

objdump -t busybox	    \
| grep .bss		    \
| sed 's/^.*\.bss	//' \
| grep -v ABS		    \
#| perl -e 'while(<>) { @x = split; @y = reverse split(//, $x[0]); for ($i=0; $i<@y; $i++) { $s += $y[$i] * (16 ** $i); if ($y[$i] && $i > 2) { print "> $y[$i] * 16 ** $i $x[1]\n"; } } } print "$s\n";'
This commit is contained in:
John Beppu 2000-02-11 12:43:20 +00:00
parent 91f3df3c45
commit c1dc5d9473
2 changed files with 46 additions and 4 deletions
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25
fsck_minix.c
View File

@ -143,9 +143,10 @@ static struct termios termios;
static int termios_set = 0; static int termios_set = 0;
/* File-name data */ /* File-name data */
#define MAX_DEPTH 50 #define MAX_DEPTH 32
static int name_depth = 0; static int name_depth = 0;
static char name_list[MAX_DEPTH][PATH_MAX + 1]; // static char name_list[MAX_DEPTH][PATH_MAX + 1];
static char **name_list;
static char *inode_buffer = NULL; static char *inode_buffer = NULL;
@ -1240,12 +1241,32 @@ static void check2(void)
} }
#endif #endif
/* Wed Feb 9 15:17:06 MST 2000 */
/* dynamically allocate name_list (instead of making it static) */
static void alloc_name_list(void)
{
int i;
name_list = malloc(sizeof(char *) * MAX_DEPTH);
for (i = 0; i < MAX_DEPTH; i++) {
name_list[i] = malloc(sizeof(char) * PATH_MAX + 1);
}
}
static void free_name_list(void)
{
if (name_list) free(name_list);
}
extern int fsck_minix_main(int argc, char **argv) extern int fsck_minix_main(int argc, char **argv)
{ {
struct termios tmp; struct termios tmp;
int count; int count;
int retcode = 0; int retcode = 0;
alloc_name_list();
atexit(free_name_list);
if (argc && *argv) if (argc && *argv)
program_name = *argv; program_name = *argv;
if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE) if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE)

25
util-linux/fsck_minix.c
View File

@ -143,9 +143,10 @@ static struct termios termios;
static int termios_set = 0; static int termios_set = 0;
/* File-name data */ /* File-name data */
#define MAX_DEPTH 50 #define MAX_DEPTH 32
static int name_depth = 0; static int name_depth = 0;
static char name_list[MAX_DEPTH][PATH_MAX + 1]; // static char name_list[MAX_DEPTH][PATH_MAX + 1];
static char **name_list;
static char *inode_buffer = NULL; static char *inode_buffer = NULL;
@ -1240,12 +1241,32 @@ static void check2(void)
} }
#endif #endif
/* Wed Feb 9 15:17:06 MST 2000 */
/* dynamically allocate name_list (instead of making it static) */
static void alloc_name_list(void)
{
int i;
name_list = malloc(sizeof(char *) * MAX_DEPTH);
for (i = 0; i < MAX_DEPTH; i++) {
name_list[i] = malloc(sizeof(char) * PATH_MAX + 1);
}
}
static void free_name_list(void)
{
if (name_list) free(name_list);
}
extern int fsck_minix_main(int argc, char **argv) extern int fsck_minix_main(int argc, char **argv)
{ {
struct termios tmp; struct termios tmp;
int count; int count;
int retcode = 0; int retcode = 0;
alloc_name_list();
atexit(free_name_list);
if (argc && *argv) if (argc && *argv)
program_name = *argv; program_name = *argv;
if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE) if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE)