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authorGravatar Denis Vlasenko <vda.linux@googlemail.com>2007-11-04 04:10:17 +0000
committerGravatar Denis Vlasenko <vda.linux@googlemail.com>2007-11-04 04:10:17 +0000
commitbfc3d82256c45fb1e6e04ca85fac8a65b34b72a1 (patch)
treeefe5bed86f389cec7e7e4f73b12b58783327e4b2 /miscutils
parent681023650e69f6e4fa959c5c6f0480d4a0edf906 (diff)
downloadbusybox-bfc3d82256c45fb1e6e04ca85fac8a65b34b72a1.tar.gz
busybox-bfc3d82256c45fb1e6e04ca85fac8a65b34b72a1.tar.bz2
ifconfig: code shrink
adjtimex: code shrink libbb: move nth_string function into libbb hdparm: nth_string was here text data bss dec hex filename 730013 10334 12032 752379 b7afb busybox_old 730093 10134 12032 752259 b7a83 busybox_unstripped
Diffstat (limited to 'miscutils')
-rw-r--r--miscutils/adjtimex.c98
-rw-r--r--miscutils/hdparm.c27
2 files changed, 69 insertions, 56 deletions
diff --git a/miscutils/adjtimex.c b/miscutils/adjtimex.c
index 67dd0a93b..07f083428 100644
--- a/miscutils/adjtimex.c
+++ b/miscutils/adjtimex.c
@@ -14,34 +14,46 @@
#include "libbb.h"
#include <sys/timex.h>
-static const struct {
- int bit;
- const char *name;
-} statlist[] = {
- { STA_PLL, "PLL" },
- { STA_PPSFREQ, "PPSFREQ" },
- { STA_PPSTIME, "PPSTIME" },
- { STA_FLL, "FFL" },
- { STA_INS, "INS" },
- { STA_DEL, "DEL" },
- { STA_UNSYNC, "UNSYNC" },
- { STA_FREQHOLD, "FREQHOLD" },
- { STA_PPSSIGNAL, "PPSSIGNAL" },
- { STA_PPSJITTER, "PPSJITTER" },
- { STA_PPSWANDER, "PPSWANDER" },
- { STA_PPSERROR, "PPSERROR" },
- { STA_CLOCKERR, "CLOCKERR" },
- { 0, NULL }
+static const uint16_t statlist_bit[] = {
+ STA_PLL,
+ STA_PPSFREQ,
+ STA_PPSTIME,
+ STA_FLL,
+ STA_INS,
+ STA_DEL,
+ STA_UNSYNC,
+ STA_FREQHOLD,
+ STA_PPSSIGNAL,
+ STA_PPSJITTER,
+ STA_PPSWANDER,
+ STA_PPSERROR,
+ STA_CLOCKERR,
+ 0
};
+static const char statlist_name[] =
+ "PLL" "\0"
+ "PPSFREQ" "\0"
+ "PPSTIME" "\0"
+ "FFL" "\0"
+ "INS" "\0"
+ "DEL" "\0"
+ "UNSYNC" "\0"
+ "FREQHOLD" "\0"
+ "PPSSIGNAL" "\0"
+ "PPSJITTER" "\0"
+ "PPSWANDER" "\0"
+ "PPSERROR" "\0"
+ "CLOCKERR"
+;
-static const char *const ret_code_descript[] = {
- "clock synchronized",
- "insert leap second",
- "delete leap second",
- "leap second in progress",
- "leap second has occurred",
+static const char ret_code_descript[] =
+ "clock synchronized" "\0"
+ "insert leap second" "\0"
+ "delete leap second" "\0"
+ "leap second in progress" "\0"
+ "leap second has occurred" "\0"
"clock not synchronized"
-};
+;
int adjtimex_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int adjtimex_main(int argc, char **argv)
@@ -52,7 +64,7 @@ int adjtimex_main(int argc, char **argv)
unsigned opt;
char *opt_o, *opt_f, *opt_p, *opt_t;
struct timex txc;
- int i, ret, sep;
+ int i, ret;
const char *descript;
txc.modes=0;
@@ -81,33 +93,42 @@ int adjtimex_main(int argc, char **argv)
ret = adjtimex(&txc);
- if (ret < 0) perror("adjtimex");
+ if (ret < 0) {
+ bb_perror_nomsg_and_die();
+ }
+
+ if (!(opt & OPT_quiet)) {
+ int sep;
+ const char *name;
- if (!(opt & OPT_quiet) && ret>=0) {
printf(
" mode: %d\n"
"-o offset: %ld\n"
"-f frequency: %ld\n"
" maxerror: %ld\n"
" esterror: %ld\n"
- " status: %d ( ",
+ " status: %d (",
txc.modes, txc.offset, txc.freq, txc.maxerror,
txc.esterror, txc.status);
/* representative output of next code fragment:
"PLL | PPSTIME" */
- sep=0;
- for (i=0; statlist[i].name; i++) {
- if (txc.status & statlist[i].bit) {
- if (sep) fputs(" | ",stdout);
- fputs(statlist[i].name,stdout);
- sep=1;
+ name = statlist_name;
+ sep = 0;
+ for (i = 0; statlist_bit[i]; i++) {
+ if (txc.status & statlist_bit[i]) {
+ if (sep)
+ fputs(" | ", stdout);
+ fputs(name, stdout);
+ sep = 1;
}
+ name += strlen(name) + 1;
}
descript = "error";
- if (ret >= 0 && ret <= 5) descript = ret_code_descript[ret];
- printf(" )\n"
+ if (ret <= 5)
+ descript = nth_string(ret_code_descript, ret);
+ printf(")\n"
"-p timeconstant: %ld\n"
" precision: %ld\n"
" tolerance: %ld\n"
@@ -119,5 +140,6 @@ int adjtimex_main(int argc, char **argv)
txc.precision, txc.tolerance, txc.tick,
(long)txc.time.tv_sec, (long)txc.time.tv_usec, ret, descript);
}
- return (ret<0);
+
+ return 0;
}
diff --git a/miscutils/hdparm.c b/miscutils/hdparm.c
index c8129d791..93b1aacb3 100644
--- a/miscutils/hdparm.c
+++ b/miscutils/hdparm.c
@@ -491,15 +491,6 @@ static uint8_t mode_loop(uint16_t mode_sup, uint16_t mode_sel, int cc, uint8_t *
return err_dma;
}
-static const char *nth_str(const char *strings, int n)
-{
- while (n) {
- n--;
- strings += strlen(strings) + 1;
- }
- return strings;
-}
-
static const char pkt_str[] ALIGN1 =
"Direct-access device" "\0" /* word 0, bits 12-8 = 00 */
"Sequential-access device" "\0" /* word 0, bits 12-8 = 01 */
@@ -710,7 +701,7 @@ static void identify(uint16_t *val)
} else if (!(val[GEN_CONFIG] & NOT_ATAPI)) {
dev = ATAPI_DEV;
eqpt = (val[GEN_CONFIG] & EQPT_TYPE) >> SHIFT_EQPT;
- printf("ATAPI %s, with ", eqpt <= 0xf ? nth_str(pkt_str, eqpt) : "unknown");
+ printf("ATAPI %s, with ", eqpt <= 0xf ? nth_string(pkt_str, eqpt) : "unknown");
like_std = 3;
} else
/* "Unknown device type:\n\tbits 15&14 of general configuration word 0 both set to 1.\n" */
@@ -748,7 +739,7 @@ static void identify(uint16_t *val)
if (val[MINOR] && (val[MINOR] <= MINOR_MAX)) {
if (like_std < 3) like_std = 3;
std = actual_ver[val[MINOR]];
- if (std) printf("\n\tUsed: %s ", nth_str(minor_str, val[MINOR]));
+ if (std) printf("\n\tUsed: %s ", nth_string(minor_str, val[MINOR]));
}
/* looks like when they up-issue the std, they obsolete one;
@@ -847,7 +838,7 @@ static void identify(uint16_t *val)
jj = val[GEN_CONFIG] >> 1;
for (ii = 1; ii < 15; ii++) {
if (jj & 0x0001)
- printf("\t%s\n", nth_str(ata1_cfg_str, ii));
+ printf("\t%s\n", nth_string(ata1_cfg_str, ii));
jj >>=1;
}
}
@@ -1070,7 +1061,7 @@ static void identify(uint16_t *val)
jj = val[CMDS_SUPP_0];
kk = val[CMDS_EN_0];
for (ii = 0; ii < NUM_CMD_FEAT_STR; ii++) {
- const char *feat_str = nth_str(cmd_feat_str, ii);
+ const char *feat_str = nth_string(cmd_feat_str, ii);
if ((jj & 0x8000) && (*feat_str != '\0')) {
printf("\t%s\t%s\n", (kk & 0x8000) ? " *" : "", feat_str);
}
@@ -1088,7 +1079,7 @@ static void identify(uint16_t *val)
}
/* Removable Media Status Notification feature set */
if ((val[RM_STAT] & RM_STAT_BITS) == RM_STAT_SUP)
- printf("\t%s supported\n", nth_str(cmd_feat_str, 27));
+ printf("\t%s supported\n", nth_string(cmd_feat_str, 27));
/* security */
if ((eqpt != CDROM) && (like_std > 3)
@@ -1100,7 +1091,7 @@ static void identify(uint16_t *val)
jj = val[SECU_STATUS];
if (jj) {
for (ii = 0; ii < NUM_SECU_STR; ii++) {
- printf("\t%s\t%s\n", (!(jj & 0x0001)) ? "not" : "", nth_str(secu_str, ii));
+ printf("\t%s\t%s\n", (!(jj & 0x0001)) ? "not" : "", nth_string(secu_str, ii));
jj >>=1;
}
if (val[SECU_STATUS] & SECU_ENABLED) {
@@ -1182,13 +1173,13 @@ static void dump_identity(const struct hd_driveid *id)
id->model, id->fw_rev, id->serial_no);
for (i = 0; i <= 15; i++) {
if (id->config & (1<<i))
- printf(" %s", nth_str(cfg_str, i));
+ printf(" %s", nth_string(cfg_str, i));
}
printf(" }\n RawCHS=%u/%u/%u, TrkSize=%u, SectSize=%u, ECCbytes=%u\n"
" BuffType=(%u) %s, BuffSize=%ukB, MaxMultSect=%u",
id->cyls, id->heads, id->sectors, id->track_bytes,
id->sector_bytes, id->ecc_bytes,
- id->buf_type, nth_str(BuffType, (id->buf_type > 3) ? 0 : id->buf_type),
+ id->buf_type, nth_string(BuffType, (id->buf_type > 3) ? 0 : id->buf_type),
id->buf_size/2, id->max_multsect);
if (id->max_multsect) {
printf(", MultSect=");
@@ -1294,7 +1285,7 @@ static void dump_identity(const struct hd_driveid *id)
if ((id->minor_rev_num && id->minor_rev_num <= 31)
|| (id->major_rev_num && id->minor_rev_num <= 31)
) {
- printf("\n Drive conforms to: %s: ", (id->minor_rev_num <= 31) ? nth_str(minor_str, id->minor_rev_num) : "unknown");
+ printf("\n Drive conforms to: %s: ", (id->minor_rev_num <= 31) ? nth_string(minor_str, id->minor_rev_num) : "unknown");
if (id->major_rev_num != 0x0000 && /* NOVAL_0 */
id->major_rev_num != 0xFFFF) { /* NOVAL_1 */
for (i = 0; i <= 15; i++) {