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From 76d6062ebf93614a45f1f74be7a93a9a662c5812 Mon Sep 17 00:00:00 2001
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From: Lennart Poettering <lennart@poettering.net>
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Date: Tue, 19 May 2015 00:35:02 +0200
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Subject: [PATCH] journalctl: unify how we free boot id lists a bit
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Instead of use LIST_FOREACH_SAFE, just use the same, seperate destructor
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everywhere.
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Cherry-picked from: 9530e0d023b0e9308f19eadf6e42cdc25bc30793
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Related: #1318994
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---
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src/journal/journalctl.c | 21 +++++++++++++++------
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1 file changed, 15 insertions(+), 6 deletions(-)
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diff --git a/src/journal/journalctl.c b/src/journal/journalctl.c
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index ba9ae05..5864ff5 100644
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--- a/src/journal/journalctl.c
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+++ b/src/journal/journalctl.c
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@@ -932,6 +932,15 @@ static int add_matches(sd_journal *j, char **args) {
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return 0;
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}
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+static void boot_id_free_all(BootId *l) {
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+
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+ while (l) {
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+ BootId *i = l;
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+ LIST_REMOVE(boot_list, l, i);
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+ free(i);
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+ }
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+}
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+
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static int discover_next_boot(
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sd_journal *j,
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BootId **boot,
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@@ -1009,6 +1018,7 @@ static int discover_next_boot(
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*boot = next_boot;
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next_boot = NULL;
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+
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return 0;
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}
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@@ -1080,9 +1090,7 @@ static int get_boots(
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r = discover_next_boot(j, ¤t, advance_older, !query_ref_boot);
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if (r < 0) {
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- BootId *id, *id_next;
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- LIST_FOREACH_SAFE(boot_list, id, id_next, head)
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- free(id);
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+ boot_id_free_all(head);
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return r;
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}
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@@ -1118,7 +1126,7 @@ finish:
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static int list_boots(sd_journal *j) {
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int w, i, count;
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- BootId *id, *id_next, *all_ids;
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+ BootId *id, *all_ids;
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assert(j);
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@@ -1132,7 +1140,7 @@ static int list_boots(sd_journal *j) {
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w = DECIMAL_STR_WIDTH(count - 1) + 1;
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i = 0;
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- LIST_FOREACH_SAFE(boot_list, id, id_next, all_ids) {
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+ LIST_FOREACH(boot_list, id, all_ids) {
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char a[FORMAT_TIMESTAMP_MAX], b[FORMAT_TIMESTAMP_MAX];
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printf("% *i " SD_ID128_FORMAT_STR " %s—%s\n",
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@@ -1141,9 +1149,10 @@ static int list_boots(sd_journal *j) {
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format_timestamp_maybe_utc(a, sizeof(a), id->first),
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format_timestamp_maybe_utc(b, sizeof(b), id->last));
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i++;
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- free(id);
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}
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+ boot_id_free_all(all_ids);
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+
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return 0;
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}
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