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authorMike Pape <dotzenlabs@gmail.com>2010-11-04 01:35:10 (GMT)
committerJunio C Hamano <gitster@pobox.com>2010-11-04 23:53:49 (GMT)
commit088d880247dc7bb1a27f07e320bab7f9b63e06bc (patch)
tree61627c7e060200965156b79f58f48c5f77bed83d /compat/win32
parent772991af40e139814368762d4075be324bfdab77 (diff)
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mingw: implement syslog
Syslog does not usually exist on Windows, so implement our own using Window's ReportEvent mechanism. Strings containing "%1" gets expanded into them selves by ReportEvent, resulting in an unreadable string. "%2" and above is not a problem. Unfortunately, on Windows an IPv6 address can contain "%1", so expand "%1" to "% 1" before reporting. "%%1" is also a problem for ReportEvent, but that string cannot occur in an IPv6 address. Signed-off-by: Mike Pape <dotzenlabs@gmail.com> Signed-off-by: Erik Faye-Lund <kusmabite@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'compat/win32')
-rw-r--r--compat/win32/syslog.c72
-rw-r--r--compat/win32/syslog.h20
2 files changed, 92 insertions, 0 deletions
diff --git a/compat/win32/syslog.c b/compat/win32/syslog.c
new file mode 100644
index 0000000..42b95a9
--- /dev/null
+++ b/compat/win32/syslog.c
@@ -0,0 +1,72 @@
+#include "../../git-compat-util.h"
+#include "../../strbuf.h"
+
+static HANDLE ms_eventlog;
+
+void openlog(const char *ident, int logopt, int facility)
+{
+ if (ms_eventlog)
+ return;
+
+ ms_eventlog = RegisterEventSourceA(NULL, ident);
+
+ if (!ms_eventlog)
+ warning("RegisterEventSource() failed: %lu", GetLastError());
+}
+
+void syslog(int priority, const char *fmt, ...)
+{
+ struct strbuf sb = STRBUF_INIT;
+ struct strbuf_expand_dict_entry dict[] = {
+ {"1", "% 1"},
+ {NULL, NULL}
+ };
+ WORD logtype;
+ char *str;
+ int str_len;
+ va_list ap;
+
+ if (!ms_eventlog)
+ return;
+
+ va_start(ap, fmt);
+ str_len = vsnprintf(NULL, 0, fmt, ap);
+ va_end(ap);
+
+ if (str_len < 0) {
+ warning("vsnprintf failed: '%s'", strerror(errno));
+ return;
+ }
+
+ str = malloc(str_len + 1);
+ va_start(ap, fmt);
+ vsnprintf(str, str_len + 1, fmt, ap);
+ va_end(ap);
+ strbuf_expand(&sb, str, strbuf_expand_dict_cb, &dict);
+ free(str);
+
+ switch (priority) {
+ case LOG_EMERG:
+ case LOG_ALERT:
+ case LOG_CRIT:
+ case LOG_ERR:
+ logtype = EVENTLOG_ERROR_TYPE;
+ break;
+
+ case LOG_WARNING:
+ logtype = EVENTLOG_WARNING_TYPE;
+ break;
+
+ case LOG_NOTICE:
+ case LOG_INFO:
+ case LOG_DEBUG:
+ default:
+ logtype = EVENTLOG_INFORMATION_TYPE;
+ break;
+ }
+
+ ReportEventA(ms_eventlog, logtype, 0, 0, NULL, 1, 0,
+ (const char **)&sb.buf, NULL);
+
+ strbuf_release(&sb);
+}
diff --git a/compat/win32/syslog.h b/compat/win32/syslog.h
new file mode 100644
index 0000000..70daa7c
--- /dev/null
+++ b/compat/win32/syslog.h
@@ -0,0 +1,20 @@
+#ifndef SYSLOG_H
+#define SYSLOG_H
+
+#define LOG_PID 0x01
+
+#define LOG_EMERG 0
+#define LOG_ALERT 1
+#define LOG_CRIT 2
+#define LOG_ERR 3
+#define LOG_WARNING 4
+#define LOG_NOTICE 5
+#define LOG_INFO 6
+#define LOG_DEBUG 7
+
+#define LOG_DAEMON (3<<3)
+
+void openlog(const char *ident, int logopt, int facility);
+void syslog(int priority, const char *fmt, ...);
+
+#endif /* SYSLOG_H */