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authorDenis Vlasenko2008-06-07 15:10:29 +0000
committerDenis Vlasenko2008-06-07 15:10:29 +0000
commit53354ac47df03bdccebad66bc22958fa2b4da520 (patch)
treeb3d85b6cd19f81293848235560b24cbce86f77d7
parentf0d6c255860509b10148c70ef7cb518eb81bea6d (diff)
downloadbusybox-53354ac47df03bdccebad66bc22958fa2b4da520.zip
busybox-53354ac47df03bdccebad66bc22958fa2b4da520.tar.gz
libbb: introduce and use print_flags().
Mostly by Natanael Copa <natanael.copa AT gmail.com> function old new delta print_e2flags - 189 +189 print_flags_separated - 86 +86 static.flag_labels - 60 +60 static.dma_wmode_masks - 32 +32 static.flag_masks - 28 +28 static.arp_labels - 16 +16 static.arp_masks - 12 +12 ls_main 836 843 +7 ... popstring 140 134 -6 arp_show 740 708 -32 print_flags 189 25 -164 ipaddr_list_or_flush 2396 2170 -226 process_dev 5306 4706 -600 ------------------------------------------------------------------------------ (add/remove: 10/0 grow/shrink: 5/10 up/down: 458/-1043) Total: -585 bytes text data bss dec hex filename 810564 624 7060 818248 c7c48 busybox_old 810002 624 7060 817686 c7a16 busybox_unstripped
-rw-r--r--e2fsprogs/e2fs_lib.c2
-rw-r--r--e2fsprogs/e2fs_lib.h2
-rw-r--r--e2fsprogs/lsattr.c4
-rw-r--r--e2fsprogs/old_e2fsprogs/e2p/e2p.h2
-rw-r--r--e2fsprogs/old_e2fsprogs/lsattr.c4
-rw-r--r--include/libbb.h8
-rw-r--r--libbb/Kbuild1
-rw-r--r--miscutils/hdparm.c62
-rw-r--r--networking/arp.c38
-rw-r--r--networking/libiproute/ipaddress.c19
-rw-r--r--util-linux/fdisk_osf.c11
11 files changed, 77 insertions, 76 deletions
diff --git a/e2fsprogs/e2fs_lib.c b/e2fsprogs/e2fs_lib.c
index 89e0500..839109e 100644
--- a/e2fsprogs/e2fs_lib.c
+++ b/e2fsprogs/e2fs_lib.c
@@ -192,7 +192,7 @@ static const char e2attr_flags_lname[] =
"Top_of_Directory_Hierarchies" "\0"
/* Another trailing NUL is added by compiler */;
-void print_flags(FILE *f, unsigned long flags, unsigned options)
+void print_e2flags(FILE *f, unsigned long flags, unsigned options)
{
const uint32_t *fv;
const char *fn;
diff --git a/e2fsprogs/e2fs_lib.h b/e2fsprogs/e2fs_lib.h
index 40bbd1c..e21a0f9 100644
--- a/e2fsprogs/e2fs_lib.h
+++ b/e2fsprogs/e2fs_lib.h
@@ -31,7 +31,7 @@ int fgetsetflags(const char *name, unsigned long *get_flags, unsigned long set_f
/* Must be 1 for compatibility with `int long_format'. */
#define PFOPT_LONG 1
/* Print file attributes on an ext2 file system */
-void print_flags(FILE *f, unsigned long flags, unsigned options);
+void print_e2flags(FILE *f, unsigned long flags, unsigned options);
extern const uint32_t e2attr_flags_value[];
extern const char e2attr_flags_sname[];
diff --git a/e2fsprogs/lsattr.c b/e2fsprogs/lsattr.c
index 13eeb35..066af86 100644
--- a/e2fsprogs/lsattr.c
+++ b/e2fsprogs/lsattr.c
@@ -45,10 +45,10 @@ static void list_attributes(const char *name)
if (option_mask32 & OPT_PF_LONG) {
printf("%-28s ", name);
- print_flags(stdout, fsflags, PFOPT_LONG);
+ print_e2flags(stdout, fsflags, PFOPT_LONG);
bb_putchar('\n');
} else {
- print_flags(stdout, fsflags, 0);
+ print_e2flags(stdout, fsflags, 0);
printf(" %s\n", name);
}
diff --git a/e2fsprogs/old_e2fsprogs/e2p/e2p.h b/e2fsprogs/old_e2fsprogs/e2p/e2p.h
index cae28f1..4524700 100644
--- a/e2fsprogs/old_e2fsprogs/e2p/e2p.h
+++ b/e2fsprogs/old_e2fsprogs/e2p/e2p.h
@@ -13,7 +13,7 @@
#define EXT3_FEATURE_INCOMPAT_EXTENTS 0x0040
#endif
-/* `options' for print_flags() */
+/* `options' for print_e2flags() */
#define PFOPT_LONG 1 /* Must be 1 for compatibility with `int long_format'. */
diff --git a/e2fsprogs/old_e2fsprogs/lsattr.c b/e2fsprogs/old_e2fsprogs/lsattr.c
index 277ec7c..294bf2f 100644
--- a/e2fsprogs/old_e2fsprogs/lsattr.c
+++ b/e2fsprogs/old_e2fsprogs/lsattr.c
@@ -56,10 +56,10 @@ static void list_attributes(const char *name)
if (flags & OPT_PF_LONG) {
printf("%-28s ", name);
- print_flags(stdout, fsflags, PFOPT_LONG);
+ print_e2flags(stdout, fsflags, PFOPT_LONG);
bb_putchar('\n');
} else {
- print_flags(stdout, fsflags, 0);
+ print_e2flags(stdout, fsflags, 0);
printf(" %s\n", name);
}
diff --git a/include/libbb.h b/include/libbb.h
index c4d802f..97aae0b 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -1304,6 +1304,14 @@ extern const char bb_default_login_shell[];
/* "sh" */
#define DEFAULT_SHELL_SHORT_NAME (bb_default_login_shell+6)
+typedef struct masks_labels_t {
+ const char *labels;
+ const int masks[];
+} masks_labels_t;
+
+int print_flags_separated(const int *masks, const char *labels,
+ int flags, const char *separator);
+extern int print_flags(const masks_labels_t *ml, int flags);
#if ENABLE_FEATURE_DEVFS
# define CURRENT_VC "/dev/vc/0"
diff --git a/libbb/Kbuild b/libbb/Kbuild
index 201d795..7bb0f3b 100644
--- a/libbb/Kbuild
+++ b/libbb/Kbuild
@@ -68,6 +68,7 @@ lib-y += perror_nomsg.o
lib-y += perror_nomsg_and_die.o
lib-y += pidfile.o
lib-y += printable.o
+lib-y += print_flags.o
lib-y += process_escape_sequence.o
lib-y += procps.o
lib-y += ptr_to_globals.o
diff --git a/miscutils/hdparm.c b/miscutils/hdparm.c
index aa95b89..983de6d 100644
--- a/miscutils/hdparm.c
+++ b/miscutils/hdparm.c
@@ -1228,54 +1228,46 @@ static void dump_identity(const struct hd_driveid *id)
if (id->tPIO >= 2) printf("pio2 ");
}
if (id->field_valid & 2) {
- if (id->eide_pio_modes & 1) printf("pio3 ");
- if (id->eide_pio_modes & 2) printf("pio4 ");
- if (id->eide_pio_modes &~3) printf("pio? ");
+ static const masks_labels_t pio_modes = {
+ .masks = { 1, 2, ~3 },
+ .labels = "pio3 \0""pio4 \0""pio? \0",
+ };
+ print_flags(&pio_modes, id->eide_pio_modes);
}
if (id->capability & 1) {
if (id->dma_1word | id->dma_mword) {
+ static const int dma_wmode_masks[] = { 0x100, 1, 0x200, 2, 0x400, 4, 0xf800, 0xf8 };
printf("\n DMA modes: ");
- if (id->dma_1word & 0x100) bb_putchar('*');
- if (id->dma_1word & 1) printf("sdma0 ");
- if (id->dma_1word & 0x200) bb_putchar('*');
- if (id->dma_1word & 2) printf("sdma1 ");
- if (id->dma_1word & 0x400) bb_putchar('*');
- if (id->dma_1word & 4) printf("sdma2 ");
- if (id->dma_1word & 0xf800) bb_putchar('*');
- if (id->dma_1word & 0xf8) printf("sdma? ");
- if (id->dma_mword & 0x100) bb_putchar('*');
- if (id->dma_mword & 1) printf("mdma0 ");
- if (id->dma_mword & 0x200) bb_putchar('*');
- if (id->dma_mword & 2) printf("mdma1 ");
- if (id->dma_mword & 0x400) bb_putchar('*');
- if (id->dma_mword & 4) printf("mdma2 ");
- if (id->dma_mword & 0xf800) bb_putchar('*');
- if (id->dma_mword & 0xf8) printf("mdma? ");
+ print_flags_separated(dma_wmode_masks,
+ "*\0""sdma0 \0""*\0""sdma1 \0""*\0""sdma2 \0""*\0""sdma? \0",
+ id->dma_1word, NULL);
+ print_flags_separated(dma_wmode_masks,
+ "*\0""mdma0\0""*\0""mdma1\0""*\0""mdma2\0""*\0""mdma?\0",
+ id->dma_mword, NULL);
}
}
if (((id->capability & 8) || (id->field_valid & 2)) && id->field_valid & 4) {
+ static const masks_labels_t ultra_modes1 = {
+ .masks = { 0x100, 0x001, 0x200, 0x002, 0x400, 0x004 },
+ .labels = "*\0""udma0 \0""*\0""udma1 \0""*\0""udma2 \0",
+ };
+
printf("\n UDMA modes: ");
- if (id->dma_ultra & 0x100) bb_putchar('*');
- if (id->dma_ultra & 0x001) printf("udma0 ");
- if (id->dma_ultra & 0x200) bb_putchar('*');
- if (id->dma_ultra & 0x002) printf("udma1 ");
- if (id->dma_ultra & 0x400) bb_putchar('*');
- if (id->dma_ultra & 0x004) printf("udma2 ");
+ print_flags(&ultra_modes1, id->dma_ultra);
#ifdef __NEW_HD_DRIVE_ID
if (id->hw_config & 0x2000) {
#else /* !__NEW_HD_DRIVE_ID */
if (id->word93 & 0x2000) {
#endif /* __NEW_HD_DRIVE_ID */
- if (id->dma_ultra & 0x0800) bb_putchar('*');
- if (id->dma_ultra & 0x0008) printf("udma3 ");
- if (id->dma_ultra & 0x1000) bb_putchar('*');
- if (id->dma_ultra & 0x0010) printf("udma4 ");
- if (id->dma_ultra & 0x2000) bb_putchar('*');
- if (id->dma_ultra & 0x0020) printf("udma5 ");
- if (id->dma_ultra & 0x4000) bb_putchar('*');
- if (id->dma_ultra & 0x0040) printf("udma6 ");
- if (id->dma_ultra & 0x8000) bb_putchar('*');
- if (id->dma_ultra & 0x0080) printf("udma7 ");
+ static const masks_labels_t ultra_modes2 = {
+ .masks = { 0x0800, 0x0008, 0x1000, 0x0010,
+ 0x2000, 0x0020, 0x4000, 0x0040,
+ 0x8000, 0x0080 },
+ .labels = "*\0""udma3 \0""*\0""udma4 \0"
+ "*\0""udma5 \0""*\0""udma6 \0"
+ "*\0""udma7 \0"
+ };
+ print_flags(&ultra_modes2, id->dma_ultra);
}
}
printf("\n AdvancedPM=%s", (!(id_regs[83] & 8)) ? "no" : "yes");
diff --git a/networking/arp.c b/networking/arp.c
index f42e09f..f85a910 100644
--- a/networking/arp.c
+++ b/networking/arp.c
@@ -313,6 +313,26 @@ static void
arp_disp(const char *name, char *ip, int type, int arp_flags,
char *hwa, char *mask, char *dev)
{
+ static const int arp_masks[] = {
+ ATF_PERM, ATF_PUBL,
+#ifdef HAVE_ATF_MAGIC
+ ATF_MAGIC,
+#endif
+#ifdef HAVE_ATF_DONTPUB
+ ATF_DONTPUB,
+#endif
+ ATF_USETRAILERS,
+ };
+ static const char arp_labels[] ALIGN1 = "PERM\0""PUP\0"
+#ifdef HAVE_ATF_MAGIC
+ "AUTO\0"
+#endif
+#ifdef HAVE_ATF_DONTPUB
+ "DONTPUB\0"
+#endif
+ "TRAIL\0"
+ ;
+
const struct hwtype *xhw;
xhw = get_hwntype(type);
@@ -333,22 +353,8 @@ arp_disp(const char *name, char *ip, int type, int arp_flags,
if (arp_flags & ATF_NETMASK)
printf("netmask %s ", mask);
- if (arp_flags & ATF_PERM)
- printf("PERM ");
- if (arp_flags & ATF_PUBL)
- printf("PUP ");
-#ifdef HAVE_ATF_MAGIC
- if (arp_flags & ATF_MAGIC)
- printf("AUTO ");
-#endif
-#ifdef HAVE_ATF_DONTPUB
- if (arp_flags & ATF_DONTPUB)
- printf("DONTPUB ");
-#endif
- if (arp_flags & ATF_USETRAILERS)
- printf("TRAIL ");
-
- printf("on %s\n", dev);
+ print_flags_separated(arp_masks, arp_labels, arp_flags, " ");
+ printf(" on %s\n", dev);
}
/* Display the contents of the ARP cache in the kernel. */
diff --git a/networking/libiproute/ipaddress.c b/networking/libiproute/ipaddress.c
index 07b2787..faa3f2d 100644
--- a/networking/libiproute/ipaddress.c
+++ b/networking/libiproute/ipaddress.c
@@ -45,16 +45,15 @@ typedef struct filter_t {
static void print_link_flags(unsigned flags, unsigned mdown)
{
+ static const int flag_masks[] = {
+ IFF_LOOPBACK, IFF_BROADCAST, IFF_POINTOPOINT,
+ IFF_MULTICAST, IFF_NOARP, IFF_UP, IFF_LOWER_UP };
+ static const char flag_labels[] ALIGN1 =
+ "LOOPBACK\0""BROADCAST\0""POINTOPOINT\0"
+ "MULTICAST\0""NOARP\0""UP\0""LOWER_UP\0";
+
bb_putchar('<');
flags &= ~IFF_RUNNING;
-#define _PF(f) if (flags & IFF_##f) { \
- flags &= ~IFF_##f; \
- printf(#f "%s", flags ? "," : ""); }
- _PF(LOOPBACK);
- _PF(BROADCAST);
- _PF(POINTOPOINT);
- _PF(MULTICAST);
- _PF(NOARP);
#if 0
_PF(ALLMULTI);
_PF(PROMISC);
@@ -66,9 +65,7 @@ static void print_link_flags(unsigned flags, unsigned mdown)
_PF(PORTSEL);
_PF(NOTRAILERS);
#endif
- _PF(UP);
- _PF(LOWER_UP);
-#undef _PF
+ flags = print_flags_separated(flag_masks, flag_labels, flags, ",");
if (flags)
printf("%x", flags);
if (mdown)
diff --git a/util-linux/fdisk_osf.c b/util-linux/fdisk_osf.c
index e281ea5..30c4255 100644
--- a/util-linux/fdisk_osf.c
+++ b/util-linux/fdisk_osf.c
@@ -502,6 +502,8 @@ xbsd_print_disklabel(int show_all)
int i, j;
if (show_all) {
+ static const int d_masks[] = { BSD_D_REMOVABLE, BSD_D_ECC, BSD_D_BADSECT };
+
#if defined(__alpha__)
printf("# %s:\n", disk_device);
#else
@@ -513,13 +515,8 @@ xbsd_print_disklabel(int show_all)
printf("type: %d\n", lp->d_type);
printf("disk: %.*s\n", (int) sizeof(lp->d_typename), lp->d_typename);
printf("label: %.*s\n", (int) sizeof(lp->d_packname), lp->d_packname);
- printf("flags:");
- if (lp->d_flags & BSD_D_REMOVABLE)
- printf(" removable");
- if (lp->d_flags & BSD_D_ECC)
- printf(" ecc");
- if (lp->d_flags & BSD_D_BADSECT)
- printf(" badsect");
+ printf("flags: ");
+ print_flags_separated(d_masks, "removable\0""ecc\0""badsect\0", lp->d_flags, " ");
bb_putchar('\n');
/* On various machines the fields of *lp are short/int/long */
/* In order to avoid problems, we cast them all to long. */