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authorDenys Vlasenko <vda.linux@googlemail.com>2017-01-25 01:58:00 +0100
committerDenys Vlasenko <vda.linux@googlemail.com>2017-01-25 01:58:00 +0100
commit0f4364775fbc0b716024d5211325045c40b431c9 (patch)
tree9f1bbe20c313154a2f9678816e55eb1944e6a622 /util-linux/hexdump.c
parent2181fb4af8680730e0157310ffeeb3a35768beb0 (diff)
xxd: new applet
Yet Another Hexdumper function old new delta xxd_main - 364 +364 packed_usage 31046 31116 +70 applet_names 2560 2564 +4 applet_main 1476 1480 +4 rewrite 1022 1013 -9 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 3/1 up/down: 442/-9) Total: 433 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'util-linux/hexdump.c')
-rw-r--r--util-linux/hexdump.c21
1 files changed, 12 insertions, 9 deletions
diff --git a/util-linux/hexdump.c b/util-linux/hexdump.c
index 4a7f641db..4b536e1c2 100644
--- a/util-linux/hexdump.c
+++ b/util-linux/hexdump.c
@@ -47,6 +47,7 @@
//usage: "\n -d Two-byte decimal display"
//usage: "\n -e FORMAT_STRING"
//usage: "\n -f FORMAT_FILE"
+// exactly the same help text lines in hexdump and xxd:
//usage: "\n -n LENGTH Interpret only LENGTH bytes of input"
//usage: "\n -o Two-byte octal display"
//usage: "\n -s OFFSET Skip OFFSET bytes"
@@ -83,11 +84,11 @@ static void bb_dump_addfile(dumper_t *dumper, char *name)
}
static const char *const add_strings[] = {
- "\"%07.7_ax \" 16/1 \"%03o \" \"\\n\"", /* b */
- "\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\"", /* c */
- "\"%07.7_ax \" 8/2 \" %05u \" \"\\n\"", /* d */
- "\"%07.7_ax \" 8/2 \" %06o \" \"\\n\"", /* o */
- "\"%07.7_ax \" 8/2 \" %04x \" \"\\n\"", /* x */
+ "\"%07.7_ax \"16/1 \"%03o \"\"\n\"", /* b */
+ "\"%07.7_ax \"16/1 \"%3_c \"\"\n\"", /* c */
+ "\"%07.7_ax \"8/2 \" %05u \"\"\n\"", /* d */
+ "\"%07.7_ax \"8/2 \" %06o \"\"\n\"", /* o */
+ "\"%07.7_ax \"8/2 \" %04x \"\"\n\"", /* x */
};
static const char add_first[] ALIGN1 = "\"%07.7_Ax\n\"";
@@ -125,9 +126,11 @@ int hexdump_main(int argc, char **argv)
/* Save a little bit of space below by omitting the 'else's. */
if (ch == 'C') {
hd_applet:
- bb_dump_add(dumper, "\"%08.8_Ax\n\"");
- bb_dump_add(dumper, "\"%08.8_ax \" 8/1 \"%02x \" \" \" 8/1 \"%02x \" ");
- bb_dump_add(dumper, "\" |\" 16/1 \"%_p\" \"|\\n\"");
+ bb_dump_add(dumper, "\"%08.8_Ax\n\""); // final address line after dump
+ //------------------- "address " 8 * "xx " " " 8 * "xx "
+ bb_dump_add(dumper, "\"%08.8_ax \"8/1 \"%02x \" \" \"8/1 \"%02x \"");
+ //------------------- " |ASCII...........|\n"
+ bb_dump_add(dumper, "\" |\"16/1 \"%_p\"\"|\n\"");
}
if (ch == 'e') {
bb_dump_add(dumper, optarg);
@@ -158,7 +161,7 @@ int hexdump_main(int argc, char **argv)
if (!dumper->fshead) {
bb_dump_add(dumper, add_first);
- bb_dump_add(dumper, "\"%07.7_ax \" 8/2 \"%04x \" \"\\n\"");
+ bb_dump_add(dumper, "\"%07.7_ax \"8/2 \"%04x \"\"\n\"");
}
argv += optind;