diff options
| author | Lennart Poettering <lennart@poettering.net> | 2014-03-13 03:58:03 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2014-03-13 04:17:37 +0100 |
| commit | ea6c2dd1f819c3d481fc590849809aeb552c1d48 (patch) | |
| tree | 0af9968a0317503e9ea703ddf02e96a8defb8607 /src/shared | |
| parent | 15ef11449b31e2fc91f2172c8afedb20ecad5ae9 (diff) | |
systemctl: suppress duplicate newline if there's not log output in "systemctl status"
Diffstat (limited to 'src/shared')
| -rw-r--r-- | src/shared/logs-show.c | 20 | ||||
| -rw-r--r-- | src/shared/output-mode.h | 3 |
2 files changed, 21 insertions, 2 deletions
diff --git a/src/shared/logs-show.c b/src/shared/logs-show.c index 12d4a1caec..f7d84fc723 100644 --- a/src/shared/logs-show.c +++ b/src/shared/logs-show.c @@ -927,6 +927,21 @@ int output_journal( return ret; } +static int maybe_print_begin_newline(FILE *f, OutputFlags *flags) { + assert(f); + assert(flags); + + if (!(*flags & OUTPUT_BEGIN_NEWLINE)) + return 0; + + /* Print a beginning new line if that's request, but only once + * on the first line we print. */ + + fputc('\n', f); + *flags &= ~OUTPUT_BEGIN_NEWLINE; + return 0; +} + static int show_journal(FILE *f, sd_journal *j, OutputMode mode, @@ -984,6 +999,7 @@ static int show_journal(FILE *f, } line ++; + maybe_print_begin_newline(f, &flags); r = output_journal(f, j, mode, n_columns, flags, ellipsized); if (r < 0) @@ -1004,8 +1020,10 @@ static int show_journal(FILE *f, if (r < 0) goto finish; - if (r > 0 && not_before < cutoff) + if (r > 0 && not_before < cutoff) { + maybe_print_begin_newline(f, &flags); fprintf(f, "Warning: Journal has been rotated since unit was started. Log output is incomplete or unavailable.\n"); + } warn_cutoff = false; } diff --git a/src/shared/output-mode.h b/src/shared/output-mode.h index 9da789db76..ac1bb0123b 100644 --- a/src/shared/output-mode.h +++ b/src/shared/output-mode.h @@ -42,5 +42,6 @@ typedef enum OutputFlags { OUTPUT_WARN_CUTOFF = 1 << 2, OUTPUT_FULL_WIDTH = 1 << 3, OUTPUT_COLOR = 1 << 4, - OUTPUT_CATALOG = 1 << 5 + OUTPUT_CATALOG = 1 << 5, + OUTPUT_BEGIN_NEWLINE = 1 << 6, } OutputFlags; |