mirror of
https://github.com/ibm-s390-linux/s390-tools.git
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b627b8d8e1
This commit is based on the s390-tools-1.39.0 version. Changes on top of s390-tools-1.39.0: - Add MIT license to all source files - Add LICENSE file - Transform REAMDE to README.md (markdown) - Add AUTHORS.md file - Add CONTRIBUTING.md file - Move changelog from README to CHANGELOG.md file Reviewed-by: Stefan Haberland <sth@linux.vnet.ibm.com> Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
/*
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* dump2tar - tool to dump files and command output into a tar archive
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*
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* Helper functions
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*
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* Copyright IBM Corp. 2016, 2017
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*
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* s390-tools is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See LICENSE for details.
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*/
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#ifndef MISC_H
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#define MISC_H
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#include <stdbool.h>
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#include <stdlib.h>
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#include <sys/stat.h>
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#include <time.h>
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#include "lib/util_libc.h"
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#include "global.h"
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#define MSG_LEN 256
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#define DBG(...) \
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do { \
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if (global_debug) \
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debug(__FILE__, __LINE__, ##__VA_ARGS__); \
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} while (0)
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#define mwarn(fmt, ...) _mwarn(true, (fmt), ##__VA_ARGS__)
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#define mwarnx(fmt, ...) _mwarn(false, (fmt), ##__VA_ARGS__)
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/* Helper macro for constructing messages in variables */
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#define HANDLE_RC(rc, max, off, label) \
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do { \
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if ((rc) > 0) \
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(off) += (rc); \
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if ((off) > (max)) \
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goto label; \
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} while (0)
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/* Program exit codes */
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#define EXIT_OK 0
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#define EXIT_RUNTIME 1
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#define EXIT_USAGE 2
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/* Number of nanoseconds in a second */
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#define NSEC_PER_SEC 1000000000L
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#define NSEC_PER_MSEC 1000000L
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#define NSEC_PER_USEC 1000L
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extern struct timespec main_start_ts;
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struct dref;
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int misc_write_data(int fd, char *addr, size_t len);
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ssize_t misc_read_data(int fd, char *addr, size_t len);
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void inc_timespec(struct timespec *ts, time_t sec, long nsec);
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void set_timespec(struct timespec *ts, time_t sec, long nsec);
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bool ts_before(struct timespec *a, struct timespec *b);
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int snprintf_duration(char *buff, size_t len, struct timespec *start,
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struct timespec *end);
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char *get_threadname(void);
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void debug(const char *file, unsigned long line, const char *format, ...);
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void _mwarn(bool print_errno, const char *format, ...);
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void verb(const char *format, ...);
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void info(const char *format, ...);
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#define mmalloc(len) util_zalloc(len)
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#define mcalloc(n, len) util_zalloc((n) * (len))
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#define mrealloc(ptr, len) util_realloc((ptr), (len))
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#define mstrdup(str) util_strdup(str)
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#define masprintf(fmt, ...) __masprintf(__func__, __FILE__, __LINE__, \
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(fmt), ##__VA_ARGS__)
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char *__masprintf(const char *func, const char *file, int line,
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const char *fmt, ...);
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#define set_threadname(fmt, ...) __set_threadname(__func__, __FILE__, \
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__LINE__, (fmt), \
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##__VA_ARGS__)
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void __set_threadname(const char *func, const char *file, int line,
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const char *fmt, ...);
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void clear_threadname(void);
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void chomp(char *str, char *c);
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void lchomp(char *str, char *c);
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void remove_double_slashes(char *str);
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int stat_file(bool dereference, const char *abs, const char *rel,
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struct dref *dref, struct stat *st);
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void set_dummy_stat(struct stat *st);
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bool starts_with(const char *str, const char *prefix);
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bool ends_with(const char *str, const char *suffix);
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int cmd_child(int fd, char *cmd);
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int cmd_open(char *cmd, pid_t *pid_ptr);
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int cmd_close(int fd, pid_t pid, int *status_ptr);
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void misc_init(void);
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void misc_cleanup(void);
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void set_stdout_data(void);
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#endif /* MISC_H */
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