Initial s390-tools-2.0.0 import

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>
2026-08-05 02:14:52 +00:00 · 2017-08-07 16:13:17 +02:00
commit b627b8d8e1
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+/*
+ * dump2tar - tool to dump files and command output into a tar archive
+ *
+ * Helper functions
+ *
+ * Copyright IBM Corp. 2016, 2017
+ *
+ * s390-tools is free software; you can redistribute it and/or modify
+ * it under the terms of the MIT license. See LICENSE for details.
+ */
+
+#ifndef MISC_H
+#define MISC_H
+
+#include <stdbool.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <time.h>
+
+#include "lib/util_libc.h"
+#include "global.h"
+
+
+#define MSG_LEN	256
+
+#define DBG(...) \
+		do { \
+			if (global_debug) \
+				debug(__FILE__, __LINE__, ##__VA_ARGS__); \
+		} while (0)
+
+#define mwarn(fmt, ...)		_mwarn(true, (fmt), ##__VA_ARGS__)
+#define mwarnx(fmt, ...)	_mwarn(false, (fmt), ##__VA_ARGS__)
+
+/* Helper macro for constructing messages in variables */
+#define HANDLE_RC(rc, max, off, label)  \
+	do { \
+		if ((rc) > 0) \
+			(off) += (rc); \
+		if ((off) > (max)) \
+			goto label; \
+	} while (0)
+
+/* Program exit codes */
+#define EXIT_OK				0
+#define EXIT_RUNTIME			1
+#define EXIT_USAGE			2
+
+/* Number of nanoseconds in a second */
+#define NSEC_PER_SEC	1000000000L
+#define NSEC_PER_MSEC	1000000L
+#define NSEC_PER_USEC	1000L
+
+extern struct timespec main_start_ts;
+struct dref;
+
+int misc_write_data(int fd, char *addr, size_t len);
+ssize_t misc_read_data(int fd, char *addr, size_t len);
+void inc_timespec(struct timespec *ts, time_t sec, long nsec);
+void set_timespec(struct timespec *ts, time_t sec, long nsec);
+bool ts_before(struct timespec *a, struct timespec *b);
+int snprintf_duration(char *buff, size_t len, struct timespec *start,
+		      struct timespec *end);
+char *get_threadname(void);
+void debug(const char *file, unsigned long line, const char *format, ...);
+void _mwarn(bool print_errno, const char *format, ...);
+void verb(const char *format, ...);
+void info(const char *format, ...);
+#define mmalloc(len)		util_zalloc(len)
+#define mcalloc(n, len)		util_zalloc((n) * (len))
+#define mrealloc(ptr, len)	util_realloc((ptr), (len))
+#define mstrdup(str)		util_strdup(str)
+#define masprintf(fmt, ...)	__masprintf(__func__, __FILE__, __LINE__, \
+					    (fmt), ##__VA_ARGS__)
+char *__masprintf(const char *func, const char *file, int line,
+		  const char *fmt, ...);
+#define set_threadname(fmt, ...) __set_threadname(__func__, __FILE__, \
+						  __LINE__, (fmt), \
+						  ##__VA_ARGS__)
+void __set_threadname(const char *func, const char *file, int line,
+                      const char *fmt, ...);
+
+void clear_threadname(void);
+void chomp(char *str, char *c);
+void lchomp(char *str, char *c);
+void remove_double_slashes(char *str);
+int stat_file(bool dereference, const char *abs, const char *rel,
+	      struct dref *dref, struct stat *st);
+void set_dummy_stat(struct stat *st);
+bool starts_with(const char *str, const char *prefix);
+bool ends_with(const char *str, const char *suffix);
+
+int cmd_child(int fd, char *cmd);
+int cmd_open(char *cmd, pid_t *pid_ptr);
+int cmd_close(int fd, pid_t pid, int *status_ptr);
+
+void misc_init(void);
+void misc_cleanup(void);
+void set_stdout_data(void);
+
+#endif /* MISC_H */