]> granicus.if.org Git - postgresql/commitdiff
missed adding a new include file
authorMarc G. Fournier <scrappy@hub.org>
Tue, 25 Aug 1998 21:29:16 +0000 (21:29 +0000)
committerMarc G. Fournier <scrappy@hub.org>
Tue, 25 Aug 1998 21:29:16 +0000 (21:29 +0000)
src/include/utils/ps_status.h [new file with mode: 0644]

diff --git a/src/include/utils/ps_status.h b/src/include/utils/ps_status.h
new file mode 100644 (file)
index 0000000..4ede04c
--- /dev/null
@@ -0,0 +1,87 @@
+/*-------------------------------------------------------------------------
+ *
+ * ps_status.h--
+ *
+ *     Defines macros to show backend status on the ps status line.
+ *     Unfortunately this is system dpendent.
+ *
+ *-------------------------------------------------------------------------
+ */
+
+#ifndef PS_STATUS_H
+#define PS_STATUS_H
+
+#ifdef linux
+
+#include <stdio.h>
+#include <string.h>
+#include "utils/trace.h"
+
+extern char *ps_status_buffer;
+
+#define PS_DEFINE_BUFFER \
+char *ps_status_buffer = NULL;
+
+#define PS_INIT_STATUS(argc, argv, execname, username, hostname, dbname) \
+       { \
+               int     i; \
+               for (i = 0; i < (argc); i++) { \
+                       memset((argv)[i], 0, strlen((argv)[i])); \
+               } \
+               ps_status_buffer = (argv)[0]; \
+               sprintf(ps_status_buffer, "%s %s %s %s ", execname, username, hostname, dbname); \
+               ps_status_buffer += strlen(ps_status_buffer); \
+       }
+
+#define PS_CLEAR_STATUS() \
+       { if (ps_status_buffer) memset(ps_status_buffer, 0, strlen(ps_status_buffer)); }
+
+#define PS_SET_STATUS(status) \
+       { \
+               if (ps_status_buffer) \
+               { \
+                       PS_CLEAR_STATUS(); \
+                       strcat(ps_status_buffer, status); \
+               } \
+       }
+
+#define PS_STATUS (ps_status_buffer ? ps_status_buffer : "")
+
+#else                                                  /* !linux */
+
+extern const char **ps_status; 
+
+#define PS_DEFINE_BUFFER \
+const char **ps_status = NULL;
+
+#define PS_INIT_STATUS(argc, argv, execname, username, hostname, dbname) \
+       { \
+               int i; \
+               Assert(argc >= 5); \
+               argv[0] = execname; \
+               argv[1] = hostname; \
+               argv[2] = username; \
+               argv[3] = dbname; \
+               ps_status = (const char **)&argv[4]; \
+               for (i = 4; i < argc; i++) \
+                       argv[i] = "";  /* blank them */ \
+       }
+
+#define PS_CLEAR_STATUS() \
+       { if (ps_status) *ps_status = ""; }
+
+#define PS_SET_STATUS(status) \
+       { if (ps_status) *ps_status = (status); }
+
+#define PS_STATUS (ps_status ? *ps_status : "")
+#endif
+
+#ifdef DONT_HAVE_PS_STATUS
+#define PS_DEFINE_BUFFER 
+#define PS_INIT_STATUS(argc, argv, execname, username, hostname, dbname)
+#define PS_CLEAR_STATUS()
+#define PS_SET_STATUS(status) { if ((status)); }
+#define PS_STATUS ""
+#endif                                                 /* !linux */
+
+#endif                                                 /* PS_STATUS_H */