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xxd: implement -p

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While at it, tweaked hexdump --help

function                                             old     new   delta
xxd_main                                             364     414     +50
packed_usage                                       31097   31114     +17

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2017-01-25 16:50:30 +01:00
parent cb8e84e65a
commit 62a9b18547
2 changed files with 31 additions and 18 deletions
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19
util-linux/hexdump.c
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@@ -41,20 +41,21 @@
//usage: "[-bcCdefnosvx" IF_FEATURE_HEXDUMP_REVERSE("R") "] [FILE]..."
//usage:#define hexdump_full_usage "\n\n"
//usage: "Display FILEs (or stdin) in a user specified format\n"
//usage: "\n -b One-byte octal display"
//usage: "\n -c One-byte character display"
//usage: "\n -C Canonical hex+ASCII, 16 bytes per line"
//usage: "\n -d Two-byte decimal display"
//usage: "\n -e FORMAT_STRING"
//usage: "\n -b 1-byte octal display"
//usage: "\n -c 1-byte character display"
//usage: "\n -d 2-byte decimal display"
//usage: "\n -o 2-byte octal display"
//usage: "\n -x 2-byte hex display"
//usage: "\n -C hex+ASCII 16 bytes per line"
//usage: "\n -v Show all (no dup folding)"
//usage: "\n -e FORMAT_STR Example: '16/1 \"%02x|\"\"\\n\"'"
//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 -n LENGTH Show only first LENGTH bytes"
//usage: "\n -s OFFSET Skip OFFSET bytes"
//usage: "\n -v Display all input data"
//usage: "\n -x Two-byte hexadecimal display"
//usage: IF_FEATURE_HEXDUMP_REVERSE(
//usage: "\n -R Reverse of 'hexdump -Cv'")
// TODO: NONCOMPAT!!! move -R to xxd -r
//usage:
//usage:#define hd_trivial_usage
//usage: "FILE..."