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-rw-r--r--src/lzma/util.h43
1 files changed, 41 insertions, 2 deletions
diff --git a/src/lzma/util.h b/src/lzma/util.h
index 91bd9ba3..dca62b26 100644
--- a/src/lzma/util.h
+++ b/src/lzma/util.h
@@ -20,13 +20,52 @@
#ifndef UTIL_H
#define UTIL_H
-#include "private.h"
+/// \brief Safe malloc() that never returns NULL
+///
+/// \note xmalloc(), xrealloc(), and xstrdup() must not be used when
+/// there are files open for writing, that should be cleaned up
+/// before exiting.
+#define xmalloc(size) xrealloc(NULL, size)
+
+/// \brief Safe realloc() that never returns NULL
+extern void *xrealloc(void *ptr, size_t size);
+
+
+/// \brief Safe strdup() that never returns NULL
+extern char *xstrdup(const char *src);
+
+
+/// \brief Fancy version of strtoull()
+///
+/// \param name Name of the option to show in case of an error
+/// \param value String containing the number to be parsed; may
+/// contain suffixes "k", "M", "G", "Ki", "Mi", or "Gi"
+/// \param min Minimum valid value
+/// \param max Maximum valid value
+///
+/// \return Parsed value that is in the range [min, max]. Does not return
+/// if an error occurs.
+///
extern uint64_t str_to_uint64(const char *name, const char *value,
uint64_t min, uint64_t max);
-extern const char *str_filename(const char *filename);
+/// \brief Check if filename is empty and print an error message
extern bool is_empty_filename(const char *filename);
+
+/// \brief Test if stdin is a terminal
+///
+/// If stdin is a terminal, an error message is printed and exit status set
+/// to EXIT_ERROR.
+extern bool is_tty_stdin(void);
+
+
+/// \brief Test if stdout is a terminal
+///
+/// If stdout is a terminal, an error message is printed and exit status set
+/// to EXIT_ERROR.
+extern bool is_tty_stdout(void);
+
#endif