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https://github.com/troglobit/finit.git
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89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/* Misc. shared utility functions for initctl, reboot and finit
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*
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* Copyright (c) 2016-2021 Joachim Wiberg <troglobit@gmail.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef FINIT_UTIL_H_
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#define FINIT_UTIL_H_
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#include "config.h"
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#ifdef HAVE_TERMIOS_H /* for screen_width() */
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#include <poll.h>
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#include <stdio.h>
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#include <sys/reboot.h>
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#include <termios.h>
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#endif
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#include <lite/lite.h>
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#ifndef RB_SW_SUSPEND /* Since Linux 2.5.18, but not in GLIBC until 2.19 */
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#define RB_SW_SUSPEND 0xd000fce2
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#endif
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extern int screen_rows;
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extern int screen_cols;
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extern char *prognm;
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#define SCREEN_WIDTH screen_cols
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#include <lite/conio.h>
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char *progname (char *arg0);
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char *str (char *fmt, ...);
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int fnwrite (char *value, char *fmt, ...);
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int has_utmp (void);
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int strtobytes (char *arg);
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void do_sleep (unsigned int sec);
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long jiffies (void);
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char *uptime (long secs, char *buf, size_t len);
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char *memsz (uint64_t sz, char *buf, size_t len);
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char *sanitize (char *arg, size_t len);
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int screen_init (void);
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static inline char *strterm(char *str, size_t len)
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{
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str[len - 1] = 0;
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return str;
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}
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/* paste dir/file into buf */
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static inline int paste(char *buf, size_t len, const char *dir, const char *file)
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{
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if (!dir)
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dir = "";
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if (!file)
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file = "";
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return snprintf(buf, len, "%s%s%s", dir, fisslashdir(dir) ? "" : "/", file);
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}
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#endif /* FINIT_UTIL_H_ */
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/**
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* Local Variables:
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* indent-tabs-mode: t
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* c-file-style: "linux"
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* End:
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*/
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