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108 lines
2.6 KiB
C
108 lines
2.6 KiB
C
/*-------------------------------------------------------------------------
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*
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* ps_status.h
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*
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* Defines macros to show backend status on the ps status line.
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* Unfortunately this is system dpendent.
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PS_STATUS_H
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#define PS_STATUS_H
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#ifdef HAVE_SETPROCTITLE
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extern char Ps_status_buffer[];
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#undef PS_DEFINE_BUFFER
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#define PS_INIT_STATUS(argc, argv, execname, username, hostname, dbname) \
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do { \
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Assert(argc >= 5); \
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setproctitle("%s %s %s %s %s", execname, hostname, username, dbname, Ps_status_buffer); \
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} while (0)
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#define PS_CLEAR_STATUS() \
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do { /*Ps_status_buffer[0] = '\0';*/ } while (0)
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#define PS_SET_STATUS(status) \
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do { /*strcpy(Ps_status_buffer, (status));*/ } while (0)
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#define PS_STATUS (Ps_status_buffer)
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#elif defined(linux)
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#include <string.h>
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extern char *ps_status_buffer;
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#define PS_DEFINE_BUFFER \
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char *ps_status_buffer = NULL
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#define PS_INIT_STATUS(argc, argv, execname, username, hostname, dbname) \
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do { \
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int i; \
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for (i = 0; i < (argc); i++) { \
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memset((argv)[i], 0, strlen((argv)[i])); \
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} \
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ps_status_buffer = (argv)[0]; \
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sprintf(ps_status_buffer, "%s %s %s %s ", execname, username, hostname, dbname); \
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ps_status_buffer += strlen(ps_status_buffer); \
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ps_status_buffer[0] = '\0'; \
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} while (0)
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#define PS_CLEAR_STATUS() \
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do { \
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if (ps_status_buffer) \
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memset(ps_status_buffer, 0, strlen(ps_status_buffer)); \
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} while (0)
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#define PS_SET_STATUS(status) \
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do { \
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if (ps_status_buffer) \
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{ \
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PS_CLEAR_STATUS(); \
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strcpy(ps_status_buffer, status); \
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} \
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} while (0)
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#define PS_STATUS (ps_status_buffer ? ps_status_buffer : "")
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#else /* !linux */
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extern char Ps_status_buffer[];
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#undef PS_DEFINE_BUFFER
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#define PS_INIT_STATUS(argc, argv, execname, username, hostname, dbname) \
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do { \
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int i; \
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Assert(argc >= 5); \
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argv[0] = execname; \
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argv[1] = hostname; \
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argv[2] = username; \
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argv[3] = dbname; \
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argv[4] = Ps_status_buffer; \
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for (i = 5; i < argc; i++) \
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argv[i] = ""; /* blank them */ \
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} while (0)
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#define PS_CLEAR_STATUS() \
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do { Ps_status_buffer[0] = '\0'; } while (0)
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#define PS_SET_STATUS(status) \
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do { strcpy(Ps_status_buffer, (status)); } while (0)
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#define PS_STATUS (Ps_status_buffer)
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#endif
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#ifdef NO_PS_STATUS
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#undef PS_DEFINE_BUFFER
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#define PS_INIT_STATUS(argc, argv, execname, username, hostname, dbname)
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#define PS_CLEAR_STATUS()
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#define PS_SET_STATUS(status) do { if ((status)); } while (0)
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#define PS_STATUS ""
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#endif /* !linux */
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#endif /* PS_STATUS_H */
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