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ansidecl.h (ATTRIBUTE_MALLOC): New macro. 

* ansidecl.h (ATTRIBUTE_MALLOC): New macro.

        * libiberty.h (buildargv, dupargv, concat, choose_temp_base,
        make_temp_file, xmalloc, xcalloc, xstrdup, xmemdup): Add
        ATTRIBUTE_MALLOC.
        (xatexit): Remove __GNUC__ check, add ATTRIBUTE_NORETURN.

From-SVN: r30732
This commit is contained in:
Kaveh R. Ghazi 1999-11-30 23:56:52 +00:00 committed by Kaveh Ghazi
parent 8251469698
commit d94656872d
3 changed files with 31 additions and 15 deletions
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9
include/ChangeLog
View File

@ -1,3 +1,12 @@
1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* ansidecl.h (ATTRIBUTE_MALLOC): New macro.
* libiberty.h (buildargv, dupargv, concat, choose_temp_base,
make_temp_file, xmalloc, xcalloc, xstrdup, xmemdup): Add
ATTRIBUTE_MALLOC.
(xatexit): Remove __GNUC__ check, add ATTRIBUTE_NORETURN.
1999-11-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* libiberty.h: Include stdarg.h when ANSI_PROTOTYPES is defined.

9
include/ansidecl.h
View File

@ -187,6 +187,15 @@ So instead we use the macro below and test it against specific values. */
# define __attribute__(x)
#endif
/* Attribute __malloc__ on functions was valid as of gcc 2.96. */
#ifndef ATTRIBUTE_MALLOC
# if (GCC_VERSION >= 2096)
# define ATTRIBUTE_MALLOC __attribute__ ((__malloc__))
# else
# define ATTRIBUTE_MALLOC
# endif /* GNUC >= 2.96 */
#endif /* ATTRIBUTE_MALLOC */
/* Attributes on labels were valid as of gcc 2.93. */
#ifndef ATTRIBUTE_UNUSED_LABEL
# if (GCC_VERSION >= 2093)

28
include/libiberty.h
View File

@ -19,7 +19,7 @@ extern "C" {
/* Build an argument vector from a string. Allocates memory using
malloc. Use freeargv to free the vector. */
extern char **buildargv PARAMS ((char *));
extern char **buildargv PARAMS ((char *)) ATTRIBUTE_MALLOC;
/* Free a vector returned by buildargv. */
@ -28,7 +28,7 @@ extern void freeargv PARAMS ((char **));
/* Duplicate an argument vector. Allocates memory using malloc. Use
freeargv to free the vector. */
extern char **dupargv PARAMS ((char **));
extern char **dupargv PARAMS ((char **)) ATTRIBUTE_MALLOC;
/* Return the last component of a path name. Note that we can't use a
@ -45,7 +45,7 @@ extern char *basename ();
/* Concatenate an arbitrary number of strings, up to (char *) NULL.
Allocates memory using xmalloc. */
extern char *concat PARAMS ((const char *, ...));
extern char *concat PARAMS ((const char *, ...)) ATTRIBUTE_MALLOC;
/* Check whether two file descriptors refer to the same file. */
@ -62,11 +62,11 @@ extern long get_run_time PARAMS ((void));
/* Choose a temporary directory to use for scratch files. */
extern char *choose_temp_base PARAMS ((void));
extern char *choose_temp_base PARAMS ((void)) ATTRIBUTE_MALLOC;
/* Return a temporary file name or NULL if unable to create one. */
extern char *make_temp_file PARAMS ((const char *));
extern char *make_temp_file PARAMS ((const char *)) ATTRIBUTE_MALLOC;
/* Allocate memory filled with spaces. Allocates using malloc. */
@ -117,11 +117,7 @@ extern int xatexit PARAMS ((void (*fn) (void)));
/* Exit, calling all the functions registered with xatexit. */
#ifndef __GNUC__
extern void xexit PARAMS ((int status));
#else
void xexit PARAMS ((int status)) __attribute__ ((noreturn));
#endif
extern void xexit PARAMS ((int status)) ATTRIBUTE_NORETURN;
/* Set the program name used by xmalloc. */
@ -137,24 +133,26 @@ extern void xmalloc_set_program_name PARAMS ((const char *));
/* Get a definition for va_list. */
#include <stdarg.h>
#endif
extern PTR xmalloc PARAMS ((size_t));
extern PTR xmalloc PARAMS ((size_t)) ATTRIBUTE_MALLOC;
/* Reallocate memory without fail. This works like xmalloc. */
/* Reallocate memory without fail. This works like xmalloc. Note,
realloc type functions are not suitable for attribute malloc since
they may return the same address across multiple calls. */
extern PTR xrealloc PARAMS ((PTR, size_t));
/* Allocate memory without fail and set it to zero. This works like
xmalloc. */
extern PTR xcalloc PARAMS ((size_t, size_t));
extern PTR xcalloc PARAMS ((size_t, size_t)) ATTRIBUTE_MALLOC;
/* Copy a string into a memory buffer without fail. */
extern char *xstrdup PARAMS ((const char *));
extern char *xstrdup PARAMS ((const char *)) ATTRIBUTE_MALLOC;
/* Copy an existing memory buffer to a new memory buffer without fail. */
extern PTR xmemdup PARAMS ((const PTR, size_t, size_t));
extern PTR xmemdup PARAMS ((const PTR, size_t, size_t)) ATTRIBUTE_MALLOC;
/* hex character manipulation routines */