File journal-send-always-send-syslog_identifier.patch of Package systemd

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File journal-send-always-send-syslog_identifier.patch of Package systemd (Revision a46ad34e85935ce17d63e246f3b01920)

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From ee55db41442ad8055f5a84a339b1e0e22bc037c4 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 20 Nov 2012 21:25:26 +0100
Subject: [PATCH] journal-send: always send SYSLOG_IDENTIFIER, if we have it

https://bugzilla.redhat.com/show_bug.cgi?id=872193
---
 src/journal/journal-send.c |   20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/journal/journal-send.c b/src/journal/journal-send.c
index 7a91569..bd8f887 100644
--- a/src/journal/journal-send.c
+++ b/src/journal/journal-send.c
@@ -219,6 +219,7 @@ _public_ int sd_journal_sendv(const struct iovec *iov, int n) {
          * be a tmpfs, and one that is available from early boot on
          * and where unprivileged users can create files. */
         char path[] = "/dev/shm/journal.XXXXXX";
+        bool have_syslog_identifier = false;
 
         if (_unlikely_(!iov))
                 return -EINVAL;
@@ -228,7 +229,7 @@ _public_ int sd_journal_sendv(const struct iovec *iov, int n) {
 
         saved_errno = errno;
 
-        w = alloca(sizeof(struct iovec) * n * 5);
+        w = alloca(sizeof(struct iovec) * n * 5 + 3);
         l = alloca(sizeof(uint64_t) * n);
 
         for (i = 0; i < n; i++) {
@@ -245,6 +246,9 @@ _public_ int sd_journal_sendv(const struct iovec *iov, int n) {
                         goto finish;
                 }
 
+                have_syslog_identifier =
+                        have_syslog_identifier || (c == iov[i].iov_base + 17 && memcmp(iov[i].iov_base, "SYSLOG_IDENTIFIER", 17) == 0);
+
                 nl = memchr(iov[i].iov_base, '\n', iov[i].iov_len);
                 if (nl) {
                         if (_unlikely_(nl < c)) {
@@ -280,6 +284,20 @@ _public_ int sd_journal_sendv(const struct iovec *iov, int n) {
                 IOVEC_SET_STRING(w[j++], "\n");
         }
 
+        if (!have_syslog_identifier &&
+            string_is_safe(program_invocation_short_name)) {
+
+                /* Implicitly add program_invocation_short_name, if it
+                 * is not set explicitly. We only do this for
+                 * program_invocation_short_name, and nothing else
+                 * since everything else is much nicer to retrieve
+                 * from the outside. */
+
+                IOVEC_SET_STRING(w[j++], "SYSLOG_IDENTIFIER=");
+                IOVEC_SET_STRING(w[j++], program_invocation_short_name);
+                IOVEC_SET_STRING(w[j++], "\n");
+        }
+
         fd = journal_fd();
         if (_unlikely_(fd < 0)) {
                 r = fd;
-- 
1.7.10.4

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File journal-send-always-send-syslog_identifier.patch of Package systemd (Revision a46ad34e85935ce17d63e246f3b01920)

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