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patch 8.2.0854: xxd cannot show offset as a decimal number

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Problem:    Xxd cannot show offset as a decimal number.
Solution:   Add the "-d" flag. (Aapo Rantalainen, closes #5616
This commit is contained in:
Bram Moolenaar
2020-05-30 20:50:25 +02:00
parent ca70c07b72
commit 363d6148df
3 changed files with 52 additions and 3 deletions
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39
src/testdir/test_xxd.vim
View File

@@ -165,6 +165,45 @@ func Test_xxd()
call delete('Xinput')
call delete('XXDfile')
" Test 13: simple, decimal offset
call PrepareBuffer(range(1,30))
set ff=unix
w! XXDfile
let s:test += 1
exe '%!' . s:xxd_cmd . ' -d %'
let expected = [
\ '00000000: 310a 320a 330a 340a 350a 360a 370a 380a 1.2.3.4.5.6.7.8.',
\ '00000016: 390a 3130 0a31 310a 3132 0a31 330a 3134 9.10.11.12.13.14',
\ '00000032: 0a31 350a 3136 0a31 370a 3138 0a31 390a .15.16.17.18.19.',
\ '00000048: 3230 0a32 310a 3232 0a32 330a 3234 0a32 20.21.22.23.24.2',
\ '00000064: 350a 3236 0a32 370a 3238 0a32 390a 3330 5.26.27.28.29.30',
\ '00000080: 0a .']
call assert_equal(expected, getline(1,'$'), s:Mess(s:test))
" Test 14: grouping with -d
let s:test += 1
let expected = [
\ '00000000: 310a320a 330a340a 350a360a 370a380a 1.2.3.4.5.6.7.8.',
\ '00000016: 390a3130 0a31310a 31320a31 330a3134 9.10.11.12.13.14',
\ '00000032: 0a31350a 31360a31 370a3138 0a31390a .15.16.17.18.19.',
\ '00000048: 32300a32 310a3232 0a32330a 32340a32 20.21.22.23.24.2',
\ '00000064: 350a3236 0a32370a 32380a32 390a3330 5.26.27.28.29.30',
\ '00000080: 0a .']
for arg in ['-g 4', '-group 4', '-g4']
exe '%!' . s:xxd_cmd . ' ' . arg . ' -d %'
call assert_equal(expected, getline(1,'$'), s:Mess(s:test))
endfor
" Test 15: cols with decimal offset: -c 21 -d
let s:test += 1
let expected = [
\ '00000000: 310a 320a 330a 340a 350a 360a 370a 380a 390a 3130 0a 1.2.3.4.5.6.7.8.9.10.',
\ '00000021: 3131 0a31 320a 3133 0a31 340a 3135 0a31 360a 3137 0a 11.12.13.14.15.16.17.',
\ '00000042: 3138 0a31 390a 3230 0a32 310a 3232 0a32 330a 3234 0a 18.19.20.21.22.23.24.',
\ '00000063: 3235 0a32 360a 3237 0a32 380a 3239 0a33 300a 25.26.27.28.29.30.']
exe '%!' . s:xxd_cmd . ' -c 21 -d %'
call assert_equal(expected, getline(1,'$'), s:Mess(s:test))
" TODO:
" -o -offset

2
src/version.c
View File

@@ -746,6 +746,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
854,
/**/
853,
/**/

14
src/xxd/xxd.c
View File

@@ -53,6 +53,7 @@
* 2011 April Formatting by Bram Moolenaar
* 08.06.2013 Little-endian hexdump (-e) and offset (-o) by Vadim Vygonets.
* 11.01.2019 Add full 64/32 bit range to -o and output by Christer Jensen.
* 04.02.2020 Add -d for decimal offsets by Aapo Rantalainen
*
* (c) 1990-1998 by Juergen Weigert (jnweiger@informatik.uni-erlangen.de)
*
@@ -235,6 +236,7 @@ exit_with_usage(void)
fprintf(stderr, " -ps output in postscript plain hexdump style.\n");
fprintf(stderr, " -r reverse operation: convert (or patch) hexdump into binary.\n");
fprintf(stderr, " -r -s off revert with <off> added to file positions found in hexdump.\n");
fprintf(stderr, " -d show offset in decimal instead of hex.\n");
fprintf(stderr, " -s %sseek start at <seek> bytes abs. %sinfile offset.\n",
#ifdef TRY_SEEK
"[+][-]", "(or +: rel.) ");
@@ -458,7 +460,8 @@ main(int argc, char *argv[])
{
FILE *fp, *fpo;
int c, e, p = 0, relseek = 1, negseek = 0, revert = 0;
int cols = 0, nonzero = 0, autoskip = 0, hextype = HEX_NORMAL, capitalize = 0;
int cols = 0, nonzero = 0, autoskip = 0, hextype = HEX_NORMAL;
int capitalize = 0, decimal_offset = 0;
int ebcdic = 0;
int octspergrp = -1; /* number of octets grouped in output */
int grplen; /* total chars per octet group */
@@ -497,6 +500,7 @@ main(int argc, char *argv[])
else if (!STRNCMP(pp, "-p", 2)) hextype = HEX_POSTSCRIPT;
else if (!STRNCMP(pp, "-i", 2)) hextype = HEX_CINCLUDE;
else if (!STRNCMP(pp, "-C", 2)) capitalize = 1;
else if (!STRNCMP(pp, "-d", 2)) decimal_offset = 1;
else if (!STRNCMP(pp, "-r", 2)) revert++;
else if (!STRNCMP(pp, "-E", 2)) ebcdic++;
else if (!STRNCMP(pp, "-v", 2))
@@ -820,8 +824,12 @@ main(int argc, char *argv[])
{
if (p == 0)
{
addrlen = sprintf(l, "%08lx:",
((unsigned long)(n + seekoff + displayoff)));
if (decimal_offset)
addrlen = sprintf(l, "%08ld:",
((unsigned long)(n + seekoff + displayoff)));
else
addrlen = sprintf(l, "%08lx:",
((unsigned long)(n + seekoff + displayoff)));
for (c = addrlen; c < LLEN; l[c++] = ' ');
}
if (hextype == HEX_NORMAL)