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authorLennart Poettering <lennart@poettering.net>2014-10-22 20:23:45 +0200
committerLennart Poettering <lennart@poettering.net>2014-10-22 20:30:06 +0200
commit97e1cc8b591ee508382863ae805ed89c00775cf3 (patch)
tree1afaa82c08dfc05db3bf99805fe75040dabadbe2 /src/journal/journalctl.c
parent8f44e3ea3e0821625e584938e54623e7fb381bb8 (diff)
journalctl: don't introduce numeric constants with special names, give them names
Diffstat (limited to 'src/journal/journalctl.c')
-rw-r--r--src/journal/journalctl.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/src/journal/journalctl.c b/src/journal/journalctl.c
index 328e40b416..ee4e1659b0 100644
--- a/src/journal/journalctl.c
+++ b/src/journal/journalctl.c
@@ -62,6 +62,12 @@
#define DEFAULT_FSS_INTERVAL_USEC (15*USEC_PER_MINUTE)
+enum {
+ /* Special values for arg_lines */
+ ARG_LINES_DEFAULT = -2,
+ ARG_LINES_ALL = -1,
+};
+
static OutputMode arg_output = OUTPUT_SHORT;
static bool arg_utc = false;
static bool arg_pager_end = false;
@@ -69,7 +75,7 @@ static bool arg_follow = false;
static bool arg_full = true;
static bool arg_all = false;
static bool arg_no_pager = false;
-static int arg_lines = -2;
+static int arg_lines = ARG_LINES_DEFAULT;
static bool arg_no_tail = false;
static bool arg_quiet = false;
static bool arg_merge = false;
@@ -339,7 +345,7 @@ static int parse_argv(int argc, char *argv[]) {
case 'e':
arg_pager_end = true;
- if (arg_lines < -1)
+ if (arg_lines == ARG_LINES_DEFAULT)
arg_lines = 1000;
break;
@@ -379,7 +385,7 @@ static int parse_argv(int argc, char *argv[]) {
case 'n':
if (optarg) {
if (streq(optarg, "all"))
- arg_lines = -1;
+ arg_lines = ARG_LINES_ALL;
else {
r = safe_atoi(optarg, &arg_lines);
if (r < 0 || arg_lines < 0) {
@@ -398,7 +404,7 @@ static int parse_argv(int argc, char *argv[]) {
if (optind < argc) {
int n;
if (streq(argv[optind], "all")) {
- arg_lines = -1;
+ arg_lines = ARG_LINES_ALL;
optind++;
} else if (safe_atoi(argv[optind], &n) >= 0 && n >= 0) {
arg_lines = n;
@@ -662,7 +668,7 @@ static int parse_argv(int argc, char *argv[]) {
assert_not_reached("Unhandled option");
}
- if (arg_follow && !arg_no_tail && arg_lines < -1)
+ if (arg_follow && !arg_no_tail && arg_lines == ARG_LINES_DEFAULT)
arg_lines = 10;
if (!!arg_directory + !!arg_file + !!arg_machine > 1) {