/* Collect static initialization info into data structures that can be
traversed by C++ initialization and finalization routines.
Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001 Free Software Foundation, Inc.
+ 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
Contributed by Chris Smith (csmith@convex.com).
Heavily modified by Michael Meissner (meissner@cygnus.com),
Per Bothner (bothner@cygnus.com), and John Gilmore (gnu@cygnus.com).
#include "config.h"
#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
#include <signal.h>
#if ! defined( SIGCHLD ) && defined( SIGCLD )
# define SIGCHLD SIGCLD
#include "obstack.h"
#include "intl.h"
#include "version.h"
-
-/* Obstack allocation and deallocation routines. */
-#define obstack_chunk_alloc xmalloc
-#define obstack_chunk_free free
\f
/* On certain systems, we have code that works by scanning the object file
directly. But this code uses system-specific header files and library
/* Some systems use __main in a way incompatible with its use in gcc, in these
cases use the macros NAME__MAIN to give a quoted symbol and SYMBOL__MAIN to
- give the same symbol without quotes for an alternative entry point. You
- must define both, or neither. */
+ give the same symbol without quotes for an alternative entry point. */
#ifndef NAME__MAIN
#define NAME__MAIN "__main"
-#define SYMBOL__MAIN __main
#endif
/* This must match tree.h. */
#define DEFAULT_INIT_PRIORITY 65535
+#ifndef COLLECT_SHARED_INIT_FUNC
+#define COLLECT_SHARED_INIT_FUNC(STREAM, FUNC) \
+ fprintf ((STREAM), "void _GLOBAL__DI() {\n\t%s();\n}\n", (FUNC))
+#endif
+#ifndef COLLECT_SHARED_FINI_FUNC
+#define COLLECT_SHARED_FINI_FUNC(STREAM, FUNC) \
+ fprintf ((STREAM), "void _GLOBAL__DD() {\n\t%s();\n}\n", (FUNC))
+#endif
+
#if defined (LDD_SUFFIX) || SUNOS4_SHARED_LIBRARIES
#define SCAN_LIBRARIES
#endif
static struct head frame_tables; /* list of frame unwind info tables */
struct obstack temporary_obstack;
-struct obstack permanent_obstack;
char * temporary_firstobj;
-/* Holds the return value of pexecute. */
-int pexecute_pid;
-
-/* Defined in the automatically-generated underscore.c. */
-extern int prepends_underscore;
-
-#ifndef GET_ENV_PATH_LIST
-#define GET_ENV_PATH_LIST(VAR,NAME) do { (VAR) = getenv (NAME); } while (0)
-#endif
+/* Holds the return value of pexecute and fork. */
+int pid;
/* Structure to hold all the directories in which to search for files to
execute. */
#endif
static void write_aix_file PARAMS ((FILE *, struct id *));
static char *resolve_lib_name PARAMS ((const char *));
-static int ignore_library PARAMS ((const char *));
#endif
static char *extract_string PARAMS ((const char **));
\f
if (*word == '.')
++word, putc ('.', stderr);
p = word;
- if (*p == '_' && prepends_underscore)
- ++p;
+ if (!strncmp (p, USER_LABEL_PREFIX, strlen (USER_LABEL_PREFIX)))
+ p += strlen (USER_LABEL_PREFIX);
if (no_demangle)
result = 0;
else
- result = cplus_demangle (p, DMGL_PARAMS | DMGL_ANSI);
+ result = cplus_demangle (p, DMGL_PARAMS | DMGL_ANSI | DMGL_VERBOSE);
if (result)
{
struct names { const char *const name; const int len; const int ret;
const int two_underscores; };
- struct names *p;
+ const struct names *p;
int ch;
const char *orig_s = s;
- static struct names special[] = {
+ static const struct names special[] = {
+#ifndef NO_DOLLAR_IN_LABEL
+ { "GLOBAL__I$", sizeof ("GLOBAL__I$")-1, 1, 0 },
+ { "GLOBAL__D$", sizeof ("GLOBAL__D$")-1, 2, 0 },
+#else
+#ifndef NO_DOT_IN_LABEL
+ { "GLOBAL__I.", sizeof ("GLOBAL__I.")-1, 1, 0 },
+ { "GLOBAL__D.", sizeof ("GLOBAL__D.")-1, 2, 0 },
+#endif /* NO_DOT_IN_LABEL */
+#endif /* NO_DOLLAR_IN_LABEL */
{ "GLOBAL__I_", sizeof ("GLOBAL__I_")-1, 1, 0 },
{ "GLOBAL__D_", sizeof ("GLOBAL__D_")-1, 2, 0 },
{ "GLOBAL__F_", sizeof ("GLOBAL__F_")-1, 5, 0 },
struct path_prefix *pprefix;
{
const char *p;
- GET_ENV_PATH_LIST (p, env);
+ GET_ENVIRONMENT (p, env);
if (p)
prefix_from_string (p, pprefix);
#endif
obstack_begin (&temporary_obstack, 0);
- obstack_begin (&permanent_obstack, 0);
temporary_firstobj = (char *) obstack_alloc (&temporary_obstack, 0);
current_demangling_style = auto_demangling;
{
const char *q = extract_string (&p);
if (*q == '-' && (q[1] == 'm' || q[1] == 'f'))
- *c_ptr++ = obstack_copy0 (&permanent_obstack, q, strlen (q));
+ *c_ptr++ = xstrdup (q);
if (strcmp (q, "-EL") == 0 || strcmp (q, "-EB") == 0)
- *c_ptr++ = obstack_copy0 (&permanent_obstack, q, strlen (q));
- if (strncmp (q, "-shared", sizeof ("-shared") - 1) == 0)
+ *c_ptr++ = xstrdup (q);
+ if (strcmp (q, "-shared") == 0)
shared_obj = 1;
if (*q == '-' && q[1] == 'B')
{
- *c_ptr++ = obstack_copy0 (&permanent_obstack, q, strlen (q));
+ *c_ptr++ = xstrdup (q);
if (q[2] == 0)
{
q = extract_string (&p);
- *c_ptr++ = obstack_copy0 (&permanent_obstack, q, strlen (q));
+ *c_ptr++ = xstrdup (q);
}
}
}
}
\f
-/* Wait for a process to finish, and exit if a non-zero status is found. */
+/* Wait for a process to finish, and exit if a nonzero status is found. */
int
collect_wait (prog)
{
int status;
- pwait (pexecute_pid, &status, 0);
+ pwait (pid, &status, 0);
if (status)
{
if (WIFSIGNALED (status))
dup2 (redir_handle, STDERR_FILENO);
}
- pexecute_pid = pexecute (argv[0], argv, argv[0], NULL,
- &errmsg_fmt, &errmsg_arg,
- (PEXECUTE_FIRST | PEXECUTE_LAST | PEXECUTE_SEARCH));
+ pid = pexecute (argv[0], argv, argv[0], NULL, &errmsg_fmt, &errmsg_arg,
+ (PEXECUTE_FIRST | PEXECUTE_LAST | PEXECUTE_SEARCH));
if (redir)
{
close (redir_handle);
}
- if (pexecute_pid == -1)
+ if (pid == -1)
fatal_perror (errmsg_fmt, errmsg_arg);
}
if (shared_obj)
{
- fprintf (stream, "void _GLOBAL__DI() {\n\t%s();\n}\n", initname);
- fprintf (stream, "void _GLOBAL__DD() {\n\t%s();\n}\n", fininame);
+ COLLECT_SHARED_INIT_FUNC(stream, initname);
+ COLLECT_SHARED_FINI_FUNC(stream, fininame);
}
}
void (*quit_handler) PARAMS ((int));
char *real_nm_argv[4];
const char **nm_argv = (const char **) real_nm_argv;
- int pid;
int argc = 0;
int pipe_fd[2];
char *p, buf[1024];
fatal_perror ("close %d", pipe_fd[1]);
execv (nm_file_name, real_nm_argv);
- fatal_perror ("execvp %s", nm_file_name);
+ fatal_perror ("execv %s", nm_file_name);
}
/* Parent context from here on. */
void (*quit_handler) PARAMS ((int));
char *real_ldd_argv[4];
const char **ldd_argv = (const char **) real_ldd_argv;
- int pid;
int argc = 0;
int pipe_fd[2];
char buf[1024];
#endif
-extern char *ldgetname ();
+#ifdef COLLECT_EXPORT_LIST
+/* Array of standard AIX libraries which should not
+ be scanned for ctors/dtors. */
+static const char *const aix_std_libs[] = {
+ "/unix",
+ "/lib/libc.a",
+ "/lib/libm.a",
+ "/lib/libc_r.a",
+ "/lib/libm_r.a",
+ "/usr/lib/libc.a",
+ "/usr/lib/libm.a",
+ "/usr/lib/libc_r.a",
+ "/usr/lib/libm_r.a",
+ "/usr/lib/threads/libc.a",
+ "/usr/ccs/lib/libc.a",
+ "/usr/ccs/lib/libm.a",
+ "/usr/ccs/lib/libc_r.a",
+ "/usr/ccs/lib/libm_r.a",
+ NULL
+};
+
+/* This function checks the filename and returns 1
+ if this name matches the location of a standard AIX library. */
+static int ignore_library PARAMS ((const char *));
+static int
+ignore_library (name)
+ const char *name;
+{
+ const char *const *p = &aix_std_libs[0];
+ while (*p++ != NULL)
+ if (! strcmp (name, *p)) return 1;
+ return 0;
+}
+#endif /* COLLECT_EXPORT_LIST */
+
+#if defined (HAVE_DECL_LDGETNAME) && !HAVE_DECL_LDGETNAME
+extern char *ldgetname PARAMS ((LDFILE *, GCC_SYMENT *));
+#endif
/* COFF version to scan the name list of the loaded program for
the symbols g++ uses for static constructors and destructors.
(void) ldclose(ldptr);
#endif
}
-
+#endif /* OBJECT_FORMAT_COFF */
#ifdef COLLECT_EXPORT_LIST
/* Given a library name without "lib" prefix, this function
fatal ("library lib%s not found", name);
return (NULL);
}
-
-/* Array of standard AIX libraries which should not
- be scanned for ctors/dtors. */
-static const char *const aix_std_libs[] = {
- "/unix",
- "/lib/libc.a",
- "/lib/libm.a",
- "/lib/libc_r.a",
- "/lib/libm_r.a",
- "/usr/lib/libc.a",
- "/usr/lib/libm.a",
- "/usr/lib/libc_r.a",
- "/usr/lib/libm_r.a",
- "/usr/lib/threads/libc.a",
- "/usr/ccs/lib/libc.a",
- "/usr/ccs/lib/libm.a",
- "/usr/ccs/lib/libc_r.a",
- "/usr/ccs/lib/libm_r.a",
- NULL
-};
-
-/* This function checks the filename and returns 1
- if this name matches the location of a standard AIX library. */
-static int
-ignore_library (name)
- const char *name;
-{
- const char *const *p = &aix_std_libs[0];
- while (*p++ != NULL)
- if (! strcmp (name, *p)) return 1;
- return 0;
-}
-#endif
-
-#endif /* OBJECT_FORMAT_COFF */
+#endif /* COLLECT_EXPORT_LIST */
\f
/*