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Diffstat (limited to 'gdb/common/common-utils.h')
-rw-r--r-- | gdb/common/common-utils.h | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/gdb/common/common-utils.h b/gdb/common/common-utils.h deleted file mode 100644 index 52bf343..0000000 --- a/gdb/common/common-utils.h +++ /dev/null @@ -1,181 +0,0 @@ -/* Shared general utility routines for GDB, the GNU debugger. - - Copyright (C) 1986-2019 Free Software Foundation, Inc. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. */ - -#ifndef COMMON_COMMON_UTILS_H -#define COMMON_COMMON_UTILS_H - -#include <string> -#include <vector> - -#include "poison.h" - -/* If possible, define FUNCTION_NAME, a macro containing the name of - the function being defined. Since this macro may not always be - defined, all uses must be protected by appropriate macro definition - checks (Eg: "#ifdef FUNCTION_NAME"). - - Version 2.4 and later of GCC define a magical variable `__PRETTY_FUNCTION__' - which contains the name of the function currently being defined. - This is broken in G++ before version 2.6. - C9x has a similar variable called __func__, but prefer the GCC one since - it demangles C++ function names. */ -#if (GCC_VERSION >= 2004) -#define FUNCTION_NAME __PRETTY_FUNCTION__ -#else -#if defined __STDC_VERSION__ && __STDC_VERSION__ >= 199901L -#define FUNCTION_NAME __func__ /* ARI: func */ -#endif -#endif - -/* xmalloc(), xrealloc() and xcalloc() have already been declared in - "libiberty.h". */ - -/* Like xmalloc, but zero the memory. */ -void *xzalloc (size_t); - -template <typename T> -static void -xfree (T *ptr) -{ - static_assert (IsFreeable<T>::value, "Trying to use xfree with a non-POD \ -data type. Use operator delete instead."); - - if (ptr != NULL) - free (ptr); /* ARI: free */ -} - - -/* Like asprintf and vasprintf, but return the string, throw an error - if no memory. */ -char *xstrprintf (const char *format, ...) ATTRIBUTE_PRINTF (1, 2); -char *xstrvprintf (const char *format, va_list ap) - ATTRIBUTE_PRINTF (1, 0); - -/* Like snprintf, but throw an error if the output buffer is too small. */ -int xsnprintf (char *str, size_t size, const char *format, ...) - ATTRIBUTE_PRINTF (3, 4); - -/* Returns a std::string built from a printf-style format string. */ -std::string string_printf (const char* fmt, ...) - ATTRIBUTE_PRINTF (1, 2); - -/* Like string_printf, but takes a va_list. */ -std::string string_vprintf (const char* fmt, va_list args) - ATTRIBUTE_PRINTF (1, 0); - -/* Like string_printf, but appends to DEST instead of returning a new - std::string. */ -void string_appendf (std::string &dest, const char* fmt, ...) - ATTRIBUTE_PRINTF (2, 3); - -/* Like string_appendf, but takes a va_list. */ -void string_vappendf (std::string &dest, const char* fmt, va_list args) - ATTRIBUTE_PRINTF (2, 0); - -/* Make a copy of the string at PTR with LEN characters - (and add a null character at the end in the copy). - Uses malloc to get the space. Returns the address of the copy. */ - -char *savestring (const char *ptr, size_t len); - -/* The strerror() function can return NULL for errno values that are - out of range. Provide a "safe" version that always returns a - printable string. */ - -extern char *safe_strerror (int); - -/* Return non-zero if the start of STRING matches PATTERN, zero - otherwise. */ - -static inline int -startswith (const char *string, const char *pattern) -{ - return strncmp (string, pattern, strlen (pattern)) == 0; -} - -ULONGEST strtoulst (const char *num, const char **trailer, int base); - -/* Skip leading whitespace characters in INP, returning an updated - pointer. If INP is NULL, return NULL. */ - -extern char *skip_spaces (char *inp); - -/* A const-correct version of the above. */ - -extern const char *skip_spaces (const char *inp); - -/* Skip leading non-whitespace characters in INP, returning an updated - pointer. If INP is NULL, return NULL. */ - -extern char *skip_to_space (char *inp); - -/* A const-correct version of the above. */ - -extern const char *skip_to_space (const char *inp); - -/* Assumes that V is an argv for a program, and iterates through - freeing all the elements. */ -extern void free_vector_argv (std::vector<char *> &v); - -/* Given a vector of arguments ARGV, return a string equivalent to - joining all the arguments with a whitespace separating them. */ -extern std::string stringify_argv (const std::vector<char *> &argv); - -/* Return true if VALUE is in [LOW, HIGH]. */ - -template <typename T> -static bool -in_inclusive_range (T value, T low, T high) -{ - return value >= low && value <= high; -} - -/* Ensure that V is aligned to an N byte boundary (B's assumed to be a - power of 2). Round up/down when necessary. Examples of correct - use include: - - addr = align_up (addr, 8); -- VALUE needs 8 byte alignment - write_memory (addr, value, len); - addr += len; - - and: - - sp = align_down (sp - len, 16); -- Keep SP 16 byte aligned - write_memory (sp, value, len); - - Note that uses such as: - - write_memory (addr, value, len); - addr += align_up (len, 8); - - and: - - sp -= align_up (len, 8); - write_memory (sp, value, len); - - are typically not correct as they don't ensure that the address (SP - or ADDR) is correctly aligned (relying on previous alignment to - keep things right). This is also why the methods are called - "align_..." instead of "round_..." as the latter reads better with - this incorrect coding style. */ - -extern ULONGEST align_up (ULONGEST v, int n); -extern ULONGEST align_down (ULONGEST v, int n); - -#endif /* COMMON_COMMON_UTILS_H */ |