4efcfb2cb3
* glibtop_private.c: (get_page_size): * glibtop_private.h: * procmem.c: (glibtop_get_proc_mem_s): * procsegment.c: (glibtop_get_proc_segment_s): Cached getpagesize().
127 lines
2.6 KiB
C++
127 lines
2.6 KiB
C++
/* Copyright (C) 2004 Benoît Dejean
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This file is part of LibGTop 2.0.
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LibGTop is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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LibGTop is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with LibGTop; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#ifndef __LINUX__GLIBTOP_PRIVATE_H__
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#define __LINUX__GLIBTOP_PRIVATE_H__
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#include <glibtop.h>
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#include <glib.h>
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#include <fcntl.h>
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#include <ctype.h>
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#include <string.h>
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G_BEGIN_DECLS
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#define LINUX_VERSION_CODE(x,y,z) (0x10000*(x) + 0x100*(y) + z)
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static inline char*
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next_token(const char *p)
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{
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while (isspace(*p)) p++;
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return (char*) p;
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}
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char *
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skip_token (const char *p) G_GNUC_INTERNAL;
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static inline char *
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skip_multiple_token (const char *p, size_t count)
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{
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while(count--)
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p = skip_token (p);
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return (char *)p;
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}
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static inline char *
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skip_line (const char *p)
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{
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while (*p && *p != '\n') p++;
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return (char *) (*p ? p+1 : p);
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}
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unsigned long long
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get_scaled(const char *buffer, const char *key) G_GNUC_INTERNAL;
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/* aborts on error */
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void G_GNUC_INTERNAL
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file_to_buffer(glibtop *server, char *buffer, const char *filename);
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/* return < 0 on error, otherwise 0 on success */
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int G_GNUC_INTERNAL
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try_file_to_buffer(char *buffer, const char *format, ...) G_GNUC_PRINTF(2, 3);
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/* some inline functions that wrap proc path
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* as fast as macros :)
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*/
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static inline int
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proc_file_to_buffer (char *buffer, const char *fmt, pid_t pid)
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{
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return try_file_to_buffer(buffer, fmt, pid);
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}
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static inline int
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proc_stat_to_buffer (char *buffer, pid_t pid)
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{
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return proc_file_to_buffer (buffer, "/proc/%d/stat", pid);
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}
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static inline int
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proc_status_to_buffer (char *buffer, pid_t pid)
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{
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return proc_file_to_buffer (buffer, "/proc/%d/status", pid);
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}
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static inline int
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proc_statm_to_buffer (char *buffer, pid_t pid)
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{
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return proc_file_to_buffer (buffer, "/proc/%d/statm", pid);
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}
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static inline char *
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proc_stat_after_cmd (char *p)
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{
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p = strrchr (p, ')');
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if (G_LIKELY(p))
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*p++ = '\0';
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return p;
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}
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unsigned long
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get_boot_time(glibtop *server) G_GNUC_INTERNAL;
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size_t
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get_page_size(void) G_GNUC_INTERNAL;
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G_END_DECLS
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#endif /* __LINUX__GLIBTOP_PRIVATE_H__ */
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