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journalctl: add short option "-i" for "--file="

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I see myself frequently typing in "journalctl --file=…". That's a lot to
type. Let's add a short switch too. Unfortunately, "-f" and "-F" are
already taken, hence let's pick "-i".
This commit is contained in:
Lennart Poettering 2023-11-28 21:29:31 +01:00
parent 12f2576854
commit dde54b8a85
2 changed files with 5 additions and 5 deletions
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1
man/journalctl.xml
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@ -160,6 +160,7 @@
</varlistentry>
<varlistentry>
<term><option>-i <replaceable>GLOB</replaceable></option></term>
<term><option>--file=<replaceable>GLOB</replaceable></option></term>
<listitem><para>Takes a file glob as an argument. If specified, journalctl will operate on the

9
src/journal/journalctl.c
View File

@ -365,7 +365,7 @@ static int help(void) {
" -M --machine=CONTAINER Operate on local container\n"
" -m --merge Show entries from all available journals\n"
" -D --directory=PATH Show journal files from directory\n"
" --file=PATH Show journal file\n"
" -i --file=PATH Show journal file\n"
" --root=PATH Operate on an alternate filesystem root\n"
" --image=PATH Operate on disk image as filesystem root\n"
" --image-policy=POLICY Specify disk image dissection policy\n"
@ -461,7 +461,6 @@ static int parse_argv(int argc, char *argv[]) {
ARG_HEADER,
ARG_FACILITY,
ARG_SETUP_KEYS,
ARG_FILE,
ARG_INTERVAL,
ARG_VERIFY,
ARG_VERIFY_KEY,
@ -514,7 +513,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "system", no_argument, NULL, ARG_SYSTEM },
{ "user", no_argument, NULL, ARG_USER },
{ "directory", required_argument, NULL, 'D' },
{ "file", required_argument, NULL, ARG_FILE },
{ "file", required_argument, NULL, 'i' },
{ "root", required_argument, NULL, ARG_ROOT },
{ "image", required_argument, NULL, ARG_IMAGE },
{ "image-policy", required_argument, NULL, ARG_IMAGE_POLICY },
@ -565,7 +564,7 @@ static int parse_argv(int argc, char *argv[]) {
assert(argc >= 0);
assert(argv);
while ((c = getopt_long(argc, argv, "hefo:aln::qmb::kD:p:g:c:S:U:t:u:NF:xrM:", options, NULL)) >= 0)
while ((c = getopt_long(argc, argv, "hefo:aln::qmb::kD:p:g:c:S:U:t:u:NF:xrM:i:", options, NULL)) >= 0)
switch (c) {
@ -727,7 +726,7 @@ static int parse_argv(int argc, char *argv[]) {
arg_directory = optarg;
break;
case ARG_FILE:
case 'i':
if (streq(optarg, "-"))
/* An undocumented feature: we can read journal files from STDIN. We don't document
* this though, since after all we only support this for mmap-able, seekable files, and