/* 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, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010
+ 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Contributed by Chris Smith (csmith@convex.com).
Heavily modified by Michael Meissner (meissner@cygnus.com),
#include "system.h"
#include "coretypes.h"
#include "tm.h"
-#include <signal.h>
-#if ! defined( SIGCHLD ) && defined( SIGCLD )
-# define SIGCHLD SIGCLD
-#endif
+#include "filenames.h"
/* TARGET_64BIT may be defined to use driver specific functionality. */
#undef TARGET_64BIT
#include "collect2.h"
#include "collect2-aix.h"
+#include "diagnostic.h"
#include "demangle.h"
#include "obstack.h"
#include "intl.h"
bool vflag; /* true if -v or --version */
static int rflag; /* true if -r */
static int strip_flag; /* true if -s */
-static const char *demangle_flag;
#ifdef COLLECT_EXPORT_LIST
static int export_flag; /* true if -bE */
static int aix64_flag; /* true if -b64 */
static char *resolve_lib_name (const char *);
#endif
static char *extract_string (const char **);
+static void post_ld_pass (bool);
+static void process_args (int *argcp, char **argv);
/* Enumerations describing which pass this is for scanning the
program file ... */
vfprintf (stderr, cmsgid, ap);
va_end (ap);
}
-
-/* Die when sys call fails. */
-
-void
-fatal_perror (const char * cmsgid, ...)
-{
- int e = errno;
- va_list ap;
-
- va_start (ap, cmsgid);
- fprintf (stderr, "collect2: ");
- vfprintf (stderr, _(cmsgid), ap);
- fprintf (stderr, ": %s\n", xstrerror (e));
- va_end (ap);
-
- collect_exit (FATAL_EXIT_CODE);
-}
-
-/* Just die. */
-
-void
-fatal (const char * cmsgid, ...)
-{
- va_list ap;
-
- va_start (ap, cmsgid);
- fprintf (stderr, "collect2: ");
- vfprintf (stderr, _(cmsgid), ap);
- fprintf (stderr, "\n");
- va_end (ap);
-
- collect_exit (FATAL_EXIT_CODE);
-}
-
-/* Write error message. */
-
-void
-error (const char * gmsgid, ...)
-{
- va_list ap;
-
- va_start (ap, gmsgid);
- fprintf (stderr, "collect2: ");
- vfprintf (stderr, _(gmsgid), ap);
- fprintf (stderr, "\n");
- va_end(ap);
-}
-
-/* In case obstack is linked in, and abort is defined to fancy_abort,
- provide a default entry. */
-
-void
-fancy_abort (const char *file, int line, const char *func)
-{
- fatal ("internal gcc abort in %s, at %s:%d", func, file, line);
-}
\f
static void
handler (int signo)
prefix_from_env (const char *env, struct path_prefix *pprefix)
{
const char *p;
- GET_ENVIRONMENT (p, env);
+ p = getenv (env);
if (p)
prefix_from_string (p, pprefix);
size_t num_files;
if (!lto_wrapper)
- fatal ("COLLECT_LTO_WRAPPER must be set");
+ fatal_error ("COLLECT_LTO_WRAPPER must be set");
num_lto_c_args++;
/* Run the linker again, this time replacing the object files
optimized by the LTO with the temporary file generated by the LTO. */
fork_execute ("ld", out_lto_ld_argv);
+ post_ld_pass (true);
free (lto_ld_argv);
maybe_unlink_list (lto_o_files);
{
/* Our caller is relying on us to do the link
even though there is no LTO back end work to be done. */
- fork_execute ("ld", lto_ld_argv);
+ fork_execute ("ld", lto_ld_argv);
+ post_ld_pass (false);
}
}
\f
const char **ld2;
char **object_lst;
const char **object;
+#ifdef TARGET_AIX_VERSION
+ int object_nbr = argc;
+#endif
int first_file;
int num_c_args;
char **old_argv;
- bool use_verbose = false;
+ p = argv[0] + strlen (argv[0]);
+ while (p != argv[0] && !IS_DIR_SEPARATOR (p[-1]))
+ --p;
+ progname = p;
+
+ xmalloc_set_program_name (progname);
old_argv = argv;
expandargv (&argc, &argv);
if (argv != old_argv)
at_file_supplied = 1;
+ process_args (&argc, argv);
+
num_c_args = argc + 9;
+#ifndef HAVE_LD_DEMANGLE
no_demangle = !! getenv ("COLLECT_NO_DEMANGLE");
/* Suppress demangling by the real linker, which may be broken. */
- putenv (xstrdup ("COLLECT_NO_DEMANGLE="));
+ putenv (xstrdup ("COLLECT_NO_DEMANGLE=1"));
+#endif
#if defined (COLLECT2_HOST_INITIALIZATION)
/* Perform system dependent initialization, if necessary. */
gcc_init_libintl ();
+ diagnostic_initialize (global_dc, 0);
+
/* Do not invoke xcalloc before this point, since locale needs to be
set first, in case a diagnostic is issued. */
no_partition = true;
else if ((! strncmp (argv[i], "-flto=", 6)
|| ! strcmp (argv[i], "-flto")) && ! use_plugin)
- {
- use_verbose = true;
- lto_mode = LTO_MODE_WHOPR;
- }
+ lto_mode = LTO_MODE_WHOPR;
+ else if (!strncmp (argv[i], "-fno-lto", 8))
+ lto_mode = LTO_MODE_NONE;
else if (! strcmp (argv[i], "-plugin"))
{
use_plugin = true;
- use_verbose = true;
lto_mode = LTO_MODE_NONE;
}
#ifdef COLLECT_EXPORT_LIST
#endif
}
vflag = debug;
- if (no_partition)
+ if (no_partition && lto_mode == LTO_MODE_WHOPR)
lto_mode = LTO_MODE_LTO;
}
c_ptr = CONST_CAST2 (const char **, char **, c_argv);
if (argc < 2)
- fatal ("no arguments");
+ fatal_error ("no arguments");
#ifdef SIGQUIT
if (signal (SIGQUIT, SIG_IGN) != SIG_IGN)
*c_ptr++ = xstrdup (q);
}
}
- if (use_verbose && *q == '-' && q[1] == 'v' && q[2] == 0)
- {
- /* Turn on trace in collect2 if needed. */
- vflag = true;
- }
}
obstack_free (&temporary_obstack, temporary_firstobj);
*c_ptr++ = "-fno-profile-arcs";
/* After the first file, put in the c++ rt0. */
first_file = 1;
-#ifdef HAVE_LD_DEMANGLE
- if (!demangle_flag && !no_demangle)
- demangle_flag = "--demangle";
- if (demangle_flag)
- *ld1++ = *ld2++ = demangle_flag;
-#endif
while ((arg = *++argv) != (char *) 0)
{
*ld1++ = *ld2++ = arg;
"configuration");
#endif
}
+#ifdef TARGET_AIX_VERSION
+ else
+ {
+ /* File containing a list of input files to process. */
+
+ FILE *stream;
+ char buf[MAXPATHLEN + 2];
+ /* Number of additionnal object files. */
+ int add_nbr = 0;
+ /* Maximum of additionnal object files before vector
+ expansion. */
+ int add_max = 0;
+ const char *list_filename = arg + 2;
+
+ /* Accept -fFILENAME and -f FILENAME. */
+ if (*list_filename == '\0' && argv[1])
+ {
+ ++argv;
+ list_filename = *argv;
+ *ld1++ = *ld2++ = *argv;
+ }
+
+ stream = fopen (list_filename, "r");
+ if (stream == NULL)
+ fatal_error ("can't open %s: %m", list_filename);
+
+ while (fgets (buf, sizeof buf, stream) != NULL)
+ {
+ /* Remove end of line. */
+ int len = strlen (buf);
+ if (len >= 1 && buf[len - 1] =='\n')
+ buf[len - 1] = '\0';
+
+ /* Put on object vector.
+ Note: we only expanse vector here, so we must keep
+ extra space for remaining arguments. */
+ if (add_nbr >= add_max)
+ {
+ int pos =
+ object - CONST_CAST2 (const char **, char **,
+ object_lst);
+ add_max = (add_max == 0) ? 16 : add_max * 2;
+ object_lst = XRESIZEVEC (char *, object_lst,
+ object_nbr + add_max);
+ object = CONST_CAST2 (const char **, char **,
+ object_lst) + pos;
+ object_nbr += add_max;
+ }
+ *object++ = xstrdup (buf);
+ add_nbr++;
+ }
+ fclose (stream);
+ }
+#endif
break;
case 'l':
case '-':
if (strcmp (arg, "--no-demangle") == 0)
{
- demangle_flag = arg;
+#ifndef HAVE_LD_DEMANGLE
no_demangle = 1;
ld1--;
ld2--;
+#endif
}
else if (strncmp (arg, "--demangle", 10) == 0)
{
- demangle_flag = arg;
- no_demangle = 0;
#ifndef HAVE_LD_DEMANGLE
+ no_demangle = 0;
if (arg[10] == '=')
{
enum demangling_styles style
else
current_demangling_style = style;
}
-#endif
ld1--;
ld2--;
+#endif
}
else if (strncmp (arg, "--sysroot=", 10) == 0)
target_system_root = arg + 10;
exportf = fopen (export_file, "w");
if (exportf == (FILE *) 0)
- fatal_perror ("fopen %s", export_file);
+ fatal_error ("fopen %s: %m", export_file);
write_aix_file (exportf, exports.first);
if (fclose (exportf))
- fatal_perror ("fclose %s", export_file);
+ fatal_error ("fclose %s: %m", export_file);
}
#endif
*c_ptr = *ld1 = *object = (char *) 0;
if (vflag)
- {
- notice ("collect2 version %s", version_string);
-#ifdef TARGET_VERSION
- TARGET_VERSION;
-#endif
- fprintf (stderr, "\n");
- }
+ notice ("collect2 version %s\n", version_string);
if (helpflag)
{
#endif
if (lto_mode != LTO_MODE_NONE)
maybe_run_lto_and_relink (ld1_argv, object_lst, object, false);
+ else
+ post_ld_pass (false);
maybe_unlink (c_file);
maybe_unlink (o_file);
#ifdef COLLECT_EXPORT_LIST
maybe_unlink (export_file);
#endif
+ post_ld_pass (false);
+
maybe_unlink (c_file);
maybe_unlink (o_file);
return 0;
maybe_unlink(output_file);
outf = fopen (c_file, "w");
if (outf == (FILE *) 0)
- fatal_perror ("fopen %s", c_file);
+ fatal_error ("fopen %s: %m", c_file);
write_c_file (outf, c_file);
if (fclose (outf))
- fatal_perror ("fclose %s", c_file);
+ fatal_error ("fclose %s: %m", c_file);
/* Tell the linker that we have initializer and finalizer functions. */
#ifdef LD_INIT_SWITCH
#endif
exportf = fopen (export_file, "w");
if (exportf == (FILE *) 0)
- fatal_perror ("fopen %s", export_file);
+ fatal_error ("fopen %s: %m", export_file);
write_aix_file (exportf, exports.first);
if (fclose (exportf))
- fatal_perror ("fclose %s", export_file);
+ fatal_error ("fclose %s: %m", export_file);
}
#endif
if (lto_mode)
maybe_run_lto_and_relink (ld2_argv, object_lst, object, true);
else
- fork_execute ("ld", ld2_argv);
+ {
+ fork_execute ("ld", ld2_argv);
+ post_ld_pass (false);
+ }
/* Let scan_prog_file do any final mods (OSF/rose needs this for
constructors/destructors in shared libraries. */
int status;
if (!pex_get_status (pex, 1, &status))
- fatal_perror ("can't get program status");
+ fatal_error ("can't get program status: %m");
pex_free (pex);
if (status)
f = fopen (response_file, "w");
if (f == NULL)
- fatal ("could not open response file %s", response_file);
+ fatal_error ("could not open response file %s", response_file);
status = writeargv (current_argv, f);
if (status)
- fatal ("could not write to response file %s", response_file);
+ fatal_error ("could not write to response file %s", response_file);
status = fclose (f);
if (EOF == status)
- fatal ("could not close response file %s", response_file);
+ fatal_error ("could not close response file %s", response_file);
response_arg = concat ("@", response_file, NULL);
response_argv[0] = argv0;
since we might not end up needing something that we could not find. */
if (argv[0] == 0)
- fatal ("cannot find '%s'", prog);
+ fatal_error ("cannot find '%s'", prog);
pex = pex_init (0, "collect2", NULL);
if (pex == NULL)
- fatal_perror ("pex_init failed");
+ fatal_error ("pex_init failed: %m");
errmsg = pex_run (pex, flags, argv[0], argv, outname,
errname, &err);
if (err != 0)
{
errno = err;
- fatal_perror (errmsg);
+ fatal_error ("%s: %m", _(errmsg));
}
else
- fatal (errmsg);
+ fatal_error (errmsg);
}
- if (response_arg)
- free (response_arg);
+ free (response_arg);
return pex;
}
int frames = (frame_tables.number > 0);
/* Figure out name of output_file, stripping off .so version. */
- p = strrchr (output_file, '/');
- if (p == 0)
- p = output_file;
- else
- p++;
- q = p;
+ q = p = lbasename (output_file);
+
while (q)
{
q = strchr (q,'.');
}
else
{
- if (strncmp (q, SHLIB_SUFFIX, strlen (SHLIB_SUFFIX)) == 0)
+ if (filename_ncmp (q, SHLIB_SUFFIX, strlen (SHLIB_SUFFIX)) == 0)
{
q += strlen (SHLIB_SUFFIX);
break;
/* If we do not have an `nm', complain. */
if (nm_file_name == 0)
- fatal ("cannot find 'nm'");
+ fatal_error ("cannot find 'nm'");
nm_argv[argc++] = nm_file_name;
if (NM_FLAGS[0] != '\0')
pex = pex_init (PEX_USE_PIPES, "collect2", NULL);
if (pex == NULL)
- fatal_perror ("pex_init failed");
+ fatal_error ("pex_init failed: %m");
errmsg = pex_run (pex, 0, nm_file_name, real_nm_argv, NULL, HOST_BIT_BUCKET,
&err);
if (err != 0)
{
errno = err;
- fatal_perror (errmsg);
+ fatal_error ("%s: %m", _(errmsg));
}
else
- fatal (errmsg);
+ fatal_error (errmsg);
}
int_handler = (void (*) (int)) signal (SIGINT, SIG_IGN);
inf = pex_read_output (pex, 0);
if (inf == NULL)
- fatal_perror ("can't open nm output");
+ fatal_error ("can't open nm output: %m");
if (debug)
{
if (! (filter & SCAN_INIT))
break;
if (which_pass != PASS_LIB)
- fatal ("init function found in object %s", prog_name);
+ fatal_error ("init function found in object %s", prog_name);
#ifndef LD_INIT_SWITCH
add_to_list (&constructors, name);
#endif
if (! (filter & SCAN_FINI))
break;
if (which_pass != PASS_LIB)
- fatal ("fini function found in object %s", prog_name);
+ fatal_error ("fini function found in object %s", prog_name);
#ifndef LD_FINI_SWITCH
add_to_list (&destructors, name);
#endif
pex = pex_init (PEX_USE_PIPES, "collect2", NULL);
if (pex == NULL)
- fatal_perror ("pex_init failed");
+ fatal_error ("pex_init failed: %m");
errmsg = pex_run (pex, 0, ldd_file_name, real_ldd_argv, NULL, NULL, &err);
if (errmsg != NULL)
if (err != 0)
{
errno = err;
- fatal_perror (errmsg);
+ fatal_error ("%s: %m", _(errmsg));
}
else
- fatal (errmsg);
+ fatal_error (errmsg);
}
int_handler = (void (*) (int)) signal (SIGINT, SIG_IGN);
inf = pex_read_output (pex, 0);
if (inf == NULL)
- fatal_perror ("can't open ldd output");
+ fatal_error ("can't open ldd output: %m");
if (debug)
notice ("\nldd output with constructors/destructors.\n");
name = p;
if (strncmp (name, "not found", sizeof ("not found") - 1) == 0)
- fatal ("dynamic dependency %s not found", buf);
+ fatal_error ("dynamic dependency %s not found", buf);
/* Find the end of the symbol name. */
for (end = p;
if (access (name, R_OK) == 0)
add_to_list (&libraries, name);
else
- fatal ("unable to open dynamic dependency '%s'", buf);
+ fatal_error ("unable to open dynamic dependency '%s'", buf);
if (debug)
fprintf (stderr, "\t%s\n", buf);
/* 0757 = U803XTOCMAGIC (AIX 4.3) and 0767 = U64_TOCMAGIC (AIX V5) */
#if TARGET_AIX_VERSION >= 51
# define GCC_CHECK_HDR(X) \
- ((HEADER (X).f_magic == U802TOCMAGIC && ! aix64_flag) \
- || (HEADER (X).f_magic == 0767 && aix64_flag))
+ (((HEADER (X).f_magic == U802TOCMAGIC && ! aix64_flag) \
+ || (HEADER (X).f_magic == 0767 && aix64_flag)) \
+ && !(HEADER (X).f_flags & F_LOADONLY))
#else
# define GCC_CHECK_HDR(X) \
- ((HEADER (X).f_magic == U802TOCMAGIC && ! aix64_flag) \
- || (HEADER (X).f_magic == 0757 && aix64_flag))
+ (((HEADER (X).f_magic == U802TOCMAGIC && ! aix64_flag) \
+ || (HEADER (X).f_magic == 0757 && aix64_flag)) \
+ && !(HEADER (X).f_flags & F_LOADONLY))
#endif
#endif
if ((ldptr = ldopen (CONST_CAST (char *, prog_name), ldptr)) != NULL)
{
if (! MY_ISCOFF (HEADER (ldptr).f_magic))
- fatal ("%s: not a COFF file", prog_name);
+ fatal_error ("%s: not a COFF file", prog_name);
if (GCC_CHECK_HDR (ldptr))
{
}
else
{
- fatal ("%s: cannot open as COFF file", prog_name);
+ fatal_error ("%s: cannot open as COFF file", prog_name);
}
#ifdef COLLECT_EXPORT_LIST
/* On AIX loop continues while there are more members in archive. */
for (; list; list = list->next)
{
/* The following lines are needed because path_prefix list
- may contain directories both with trailing '/' and
+ may contain directories both with trailing DIR_SEPARATOR and
without it. */
const char *p = "";
- if (list->prefix[strlen(list->prefix)-1] != '/')
+ if (!IS_DIR_SEPARATOR (list->prefix[strlen(list->prefix)-1]))
p = "/";
for (j = 0; j < 2; j++)
{
if (debug)
fprintf (stderr, "not found\n");
else
- fatal ("library lib%s not found", name);
+ fatal_error ("library lib%s not found", name);
return (NULL);
}
#endif /* COLLECT_EXPORT_LIST */
+
+#ifdef COLLECT_RUN_DSYMUTIL
+static int flag_dsym = false;
+static int flag_idsym = false;
+
+static void
+process_args (int *argcp, char **argv) {
+ int i, j;
+ int argc = *argcp;
+ for (i=0; i<argc; ++i)
+ {
+ if (strcmp (argv[i], "-dsym") == 0)
+ {
+ flag_dsym = true;
+ /* Remove the flag, as we handle all processing for it. */
+ j = i;
+ do
+ argv[j] = argv[j+1];
+ while (++j < argc);
+ --i;
+ argc = --(*argcp);
+ }
+ else if (strcmp (argv[i], "-idsym") == 0)
+ {
+ flag_idsym = true;
+ /* Remove the flag, as we handle all processing for it. */
+ j = i;
+ do
+ argv[j] = argv[j+1];
+ while (++j < argc);
+ --i;
+ argc = --(*argcp);
+ }
+ }
+}
+
+static void
+do_dsymutil (const char *output_file) {
+ const char *dsymutil = DSYMUTIL + 1;
+ struct pex_obj *pex;
+ char **real_argv = XCNEWVEC (char *, 3);
+ const char ** argv = CONST_CAST2 (const char **, char **,
+ real_argv);
+
+ argv[0] = dsymutil;
+ argv[1] = output_file;
+ argv[2] = (char *) 0;
+
+ pex = collect_execute (dsymutil, real_argv, NULL, NULL, PEX_LAST | PEX_SEARCH);
+ do_wait (dsymutil, pex);
+}
+
+static void
+post_ld_pass (bool temp_file) {
+ if (!(temp_file && flag_idsym) && !flag_dsym)
+ return;
+
+ do_dsymutil (output_file);
+}
+#else
+static void
+process_args (int *argcp ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) { }
+static void post_ld_pass (bool temp_file ATTRIBUTE_UNUSED) { }
+#endif