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From 8021b95c2e266861aba29c97b4bb90dc6f7637a2 Mon Sep 17 00:00:00 2001
From: "Heiko Schlittermann (HS12-RIPE)" <hs@schlittermann.de>
Date: Mon, 12 Apr 2021 09:19:21 +0200
Subject: [PATCH 21/23] tidy log.c
(cherry picked from commit 0327b6460eec64da6b0c1543c7e9b3d0f8cb9294)
---
src/log.c | 97 +++++++++++++++++++++++----------------------------
1 file changed, 44 insertions(+), 53 deletions(-)
diff --git a/src/log.c b/src/log.c
index 011c4debc..7ef7074ec 100644
--- a/src/log.c
+++ b/src/log.c
@@ -397,62 +397,53 @@ people want, I hope. */
ok = string_format(buffer, sizeof(buffer), CS file_path, log_names[type]);
-/* Save the name of the mainlog for rollover processing. Without a datestamp,
-it gets statted to see if it has been cycled. With a datestamp, the datestamp
-will be compared. The static slot for saving it is the same size as buffer,
-and the text has been checked above to fit, so this use of strcpy() is OK. */
-
-if (type == lt_main)
+switch (type)
{
- Ustrcpy(mainlog_name, buffer);
- if (string_datestamp_offset > 0)
- mainlog_datestamp = mainlog_name + string_datestamp_offset;
- }
-
-/* Ditto for the reject log */
-
-else if (type == lt_reject)
- {
- Ustrcpy(rejectlog_name, buffer);
- if (string_datestamp_offset > 0)
- rejectlog_datestamp = rejectlog_name + string_datestamp_offset;
- }
-
-/* and deal with the debug log (which keeps the datestamp, but does not
-update it) */
-
-else if (type == lt_debug)
- {
- Ustrcpy(debuglog_name, buffer);
- if (tag)
- {
- /* this won't change the offset of the datestamp */
- ok2 = string_format(buffer, sizeof(buffer), "%s%s",
- debuglog_name, tag);
- if (ok2)
- Ustrcpy(debuglog_name, buffer);
- }
- }
-
-/* Remove any datestamp if this is the panic log. This is rare, so there's no
-need to optimize getting the datestamp length. We remove one non-alphanumeric
-char afterwards if at the start, otherwise one before. */
-
-else if (string_datestamp_offset >= 0)
- {
- uschar * from = buffer + string_datestamp_offset;
- uschar * to = from + string_datestamp_length;
+ case lt_main:
+ /* Save the name of the mainlog for rollover processing. Without a datestamp,
+ it gets statted to see if it has been cycled. With a datestamp, the datestamp
+ will be compared. The static slot for saving it is the same size as buffer,
+ and the text has been checked above to fit, so this use of strcpy() is OK. */
+ Ustrcpy(mainlog_name, buffer);
+ if (string_datestamp_offset > 0)
+ mainlog_datestamp = mainlog_name + string_datestamp_offset;
+ case lt_reject:
+ /* Ditto for the reject log */
+ Ustrcpy(rejectlog_name, buffer);
+ if (string_datestamp_offset > 0)
+ rejectlog_datestamp = rejectlog_name + string_datestamp_offset;
+ case lt_debug:
+ /* and deal with the debug log (which keeps the datestamp, but does not
+ update it) */
+ Ustrcpy(debuglog_name, buffer);
+ if (tag)
+ {
+ /* this won't change the offset of the datestamp */
+ ok2 = string_format(buffer, sizeof(buffer), "%s%s",
+ debuglog_name, tag);
+ if (ok2)
+ Ustrcpy(debuglog_name, buffer);
+ }
+ default:
+ /* Remove any datestamp if this is the panic log. This is rare, so there's no
+ need to optimize getting the datestamp length. We remove one non-alphanumeric
+ char afterwards if at the start, otherwise one before. */
+ if (string_datestamp_offset >= 0)
+ {
+ uschar * from = buffer + string_datestamp_offset;
+ uschar * to = from + string_datestamp_length;
- if (from == buffer || from[-1] == '/')
- {
- if (!isalnum(*to)) to++;
- }
- else
- if (!isalnum(from[-1])) from--;
+ if (from == buffer || from[-1] == '/')
+ {
+ if (!isalnum(*to)) to++;
+ }
+ else
+ if (!isalnum(from[-1])) from--;
- /* This copy is ok, because we know that to is a substring of from. But
- due to overlap we must use memmove() not Ustrcpy(). */
- memmove(from, to, Ustrlen(to)+1);
+ /* This copy is ok, because we know that to is a substring of from. But
+ due to overlap we must use memmove() not Ustrcpy(). */
+ memmove(from, to, Ustrlen(to)+1);
+ }
}
/* If the file name is too long, it is an unrecoverable disaster */
--
2.30.2
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