/* dlltool.c -- tool to generate stuff for PE style DLLs
- Copyright (C) 1995, 96, 97, 98, 1999 Free Software Foundation, Inc.
+ Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001
+ Free Software Foundation, Inc.
This file is part of GNU Binutils.
LIBRARY <name> [ , <base> ]
The result is going to be <name>.DLL
- EXPORTS ( <name1> [ = <name2> ] [ @ <integer> ] [ NONAME ] [CONSTANT] [DATA] ) *
+ EXPORTS ( ( ( <name1> [ = <name2> ] )
+ | ( <name1> = <module-name> . <external-name>))
+ [ @ <integer> ] [ NONAME ] [CONSTANT] [DATA] ) *
Declares name1 as an exported symbol from the
- DLL, with optional ordinal number <integer>
+ DLL, with optional ordinal number <integer>.
+ Or declares name1 as an alias (forward) of the function <external-name>
+ in the DLL <module-name>.
IMPORTS ( ( <internal-name> = <module-name> . <integer> )
| ( [ <internal-name> = ] <module-name> . <external-name> )) *
printf ("hello from the dll and the other entry point %s\n", s);
}
- printf()
+ int printf (void)
{
return 9;
}
- main.c
-
- void main()
+ themain.c:
+ int main (void)
{
- cdef();
+ cdef ();
+ return 0;
}
thedll.def
SECTIONS donkey READ WRITE
aardvark EXECUTE
- # compile up the parts of the dll
+ # Compile up the parts of the dll and the program
- gcc -c file1.c
- gcc -c file2.c
+ gcc -c file1.c file2.c themain.c
- # put them in a library (you don't have to, you
- # could name all the .os on the dlltool line)
+ # Optional: put the dll objects into a library
+ # (you don't have to, you could name all the object
+ # files on the dlltool line)
ar qcv thedll.in file1.o file2.o
ranlib thedll.in
- # run this tool over the library and the def file
- ./dlltool --def thedll.def --output-exp thedll.o --output-lib thedll.a
+ # Run this tool over the DLL's .def file and generate an exports
+ # file (thedll.o) and an imports file (thedll.a).
+ # (You may have to use -S to tell dlltool where to find the assembler).
+
+ dlltool --def thedll.def --output-exp thedll.o --output-lib thedll.a
- # build the dll with the library with file1.o, file2.o and the export table
+ # Build the dll with the library and the export table
+
ld -o thedll.dll thedll.o thedll.in
- # build the mainline
- gcc -c themain.c
+ # Link the executable with the import library
+
+ gcc -o themain.exe themain.o thedll.a
+
+ This example can be extended if relocations are needed in the DLL:
+
+ # Compile up the parts of the dll and the program
+
+ gcc -c file1.c file2.c themain.c
+
+ # Run this tool over the DLL's .def file and generate an imports file.
+
+ dlltool --def thedll.def --output-lib thedll.lib
+
+ # Link the executable with the import library and generate a base file
+ # at the same time
+
+ gcc -o themain.exe themain.o thedll.lib -Wl,--base-file -Wl,themain.base
- # link the executable with the import library
- ld -e main -Tthemain.ld -o themain.exe themain.o thedll.a
+ # Run this tool over the DLL's .def file and generate an exports file
+ # which includes the relocations from the base file.
+
+ dlltool --def thedll.def --base-file themain.base --output-exp thedll.exp
+ # Build the dll with file1.o, file2.o and the export table
+
+ ld -o thedll.dll thedll.exp file1.o file2.o
*/
/* .idata section description
#include "bucomm.h"
#include "getopt.h"
#include "demangle.h"
+#include "dyn-string.h"
#include "dlltool.h"
+#include "safe-ctype.h"
-#include <ctype.h>
#include <time.h>
-#ifdef __STDC__
+#include <sys/stat.h>
+
+#ifdef ANSI_PROTOTYPES
#include <stdarg.h>
#else
#include <varargs.h>
#include "coff/internal.h"
#endif
+/* Forward references. */
+static char *look_for_prog PARAMS ((const char *, const char *, int));
+static char *deduce_name PARAMS ((const char *));
+
+#ifdef DLLTOOL_MCORE_ELF
+static void mcore_elf_cache_filename (char *);
+static void mcore_elf_gen_out_file (void);
+#endif
+
#ifdef HAVE_SYS_WAIT_H
#include <sys/wait.h>
#else /* ! HAVE_SYS_WAIT_H */
static iheadtype *import_list = NULL;
-static char *as_name = "as";
+static char *as_name = NULL;
static char * as_flags = "";
static int no_idata4;
/* True if we should exclude the symbols in DEFAULT_EXCLUDES when
exporting all symbols. */
-static boolean do_default_excludes;
+static boolean do_default_excludes=true;
/* Default symbols to exclude when exporting all the symbols. */
static const char *default_excludes = "DllMain@12,DllEntryPoint@0,impure_ptr";
+/* True if we should add __imp_<SYMBOL> to import libraries for backward
+ compatibility to old Cygwin releases. */
+static boolean create_compat_implib;
+
static char *def_file;
extern char * program_name;
static FILE *output_def;
static FILE *base_file;
-#ifdef DLLTOOL_BEOS
-static const char *mname = "beos";
-#endif
-
#ifdef DLLTOOL_ARM
+#ifdef DLLTOOL_ARM_EPOC
+static const char *mname = "arm-epoc";
+#else
static const char *mname = "arm";
#endif
+#endif
#ifdef DLLTOOL_I386
static const char *mname = "i386";
static const char *mname = "ppc";
#endif
+#ifdef DLLTOOL_SH
+static const char *mname = "sh";
+#endif
+
+#ifdef DLLTOOL_MIPS
+static const char *mname = "mips";
+#endif
+
+#ifdef DLLTOOL_MCORE
+static const char * mname = "mcore-le";
+#endif
+
+#ifdef DLLTOOL_MCORE_ELF
+static const char * mname = "mcore-elf";
+static char * mcore_elf_out_file = NULL;
+static char * mcore_elf_linker = NULL;
+static char * mcore_elf_linker_flags = NULL;
+
+#define DRECTVE_SECTION_NAME ((machine == MMCORE_ELF || machine == MMCORE_ELF_LE) ? ".exports" : ".drectve")
+#endif
+
+#ifndef DRECTVE_SECTION_NAME
+#define DRECTVE_SECTION_NAME ".drectve"
+#endif
+
#define PATHMAX 250 /* What's the right name for this ? */
#define TMP_ASM "dc.s"
#define TMP_TAIL_O "dt.o"
#define TMP_STUB "ds"
-/* This bit of assemly does jmp * ....
-s set how_jtab_roff to mark where the 32bit abs branch should go */
+/* This bit of assemly does jmp * .... */
static const unsigned char i386_jtab[] =
{
0xff, 0x25, 0x00, 0x00, 0x00, 0x00, 0x90, 0x90
0, 0, 0, 0
};
+static const unsigned char mcore_be_jtab[] =
+{
+ 0x71, 0x02, /* lrw r1,2 */
+ 0x81, 0x01, /* ld.w r1,(r1,0) */
+ 0x00, 0xC1, /* jmp r1 */
+ 0x12, 0x00, /* nop */
+ 0x00, 0x00, 0x00, 0x00 /* <address> */
+};
+
+static const unsigned char mcore_le_jtab[] =
+{
+ 0x02, 0x71, /* lrw r1,2 */
+ 0x01, 0x81, /* ld.w r1,(r1,0) */
+ 0xC1, 0x00, /* jmp r1 */
+ 0x00, 0x12, /* nop */
+ 0x00, 0x00, 0x00, 0x00 /* <address> */
+};
+
/* This is the glue sequence for PowerPC PE. There is a */
/* tocrel16-tocdefn reloc against the first instruction. */
/* We also need a IMGLUE reloc against the glue function */
static bfd_vma ppc_glue_insn = 0x80410004;
#endif
-/* The outfile array must be big enough to contain a fully
- qualified path name, plus an arbitary series of command
- line switches. We hope that PATH_MAX times two will be
- enough. */
-static char outfile [PATHMAX * 2];
-
struct mac
{
const char *type;
const char *how_space;
const char *how_align_short;
const char *how_align_long;
+ const char *how_default_as_switches;
const char *how_bfd_target;
enum bfd_architecture how_bfd_arch;
const unsigned char *how_jtab;
#define MARM 0
"arm", ".byte", ".short", ".long", ".asciz", "@",
"ldr\tip,[pc]\n\tldr\tpc,[ip]\n\t.long",
- ".global", ".space", ".align\t2",".align\t4","pe-arm-little", bfd_arch_arm,
+ ".global", ".space", ".align\t2",".align\t4", "-mapcs-32",
+ "pe-arm-little", bfd_arch_arm,
arm_jtab, sizeof (arm_jtab), 8
}
,
{
#define M386 1
- "i386", ".byte", ".short", ".long", ".asciz", "#", "jmp *", ".global", ".space", ".align\t2",".align\t4","pe-i386",bfd_arch_i386,
- i386_jtab, sizeof (i386_jtab), 2
+ "i386", ".byte", ".short", ".long", ".asciz", "#",
+ "jmp *", ".global", ".space", ".align\t2",".align\t4", "",
+ "pe-i386",bfd_arch_i386,
+ i386_jtab, sizeof (i386_jtab), 2
}
,
{
#define MPPC 2
- "ppc", ".byte", ".short", ".long", ".asciz", "#", "jmp *", ".global", ".space", ".align\t2",".align\t4","pe-powerpcle",bfd_arch_powerpc,
- ppc_jtab, sizeof (ppc_jtab), 0
+ "ppc", ".byte", ".short", ".long", ".asciz", "#",
+ "jmp *", ".global", ".space", ".align\t2",".align\t4", "",
+ "pe-powerpcle",bfd_arch_powerpc,
+ ppc_jtab, sizeof (ppc_jtab), 0
}
,
{
#define MTHUMB 3
"thumb", ".byte", ".short", ".long", ".asciz", "@",
"push\t{r6}\n\tldr\tr6, [pc, #8]\n\tldr\tr6, [r6]\n\tmov\tip, r6\n\tpop\t{r6}\n\tbx\tip",
- ".global", ".space", ".align\t2",".align\t4","pe-arm-little", bfd_arch_arm,
+ ".global", ".space", ".align\t2",".align\t4", "-mthumb-interwork",
+ "pe-arm-little", bfd_arch_arm,
thumb_jtab, sizeof (thumb_jtab), 12
}
,
{
"arm_interwork", ".byte", ".short", ".long", ".asciz", "@",
"ldr\tip,[pc]\n\tldr\tip,[ip]\n\tbx\tip\n\t.long",
- ".global", ".space", ".align\t2",".align\t4","pe-arm-little", bfd_arch_arm,
+ ".global", ".space", ".align\t2",".align\t4", "-mthumb-interwork",
+ "pe-arm-little", bfd_arch_arm,
arm_interwork_jtab, sizeof (arm_interwork_jtab), 12
}
,
-{ 0}
+ {
+#define MMCORE_BE 5
+ "mcore-be", ".byte", ".short", ".long", ".asciz", "//",
+ "lrw r1,[1f]\n\tld.w r1,(r1,0)\n\tjmp r1\n\tnop\n1:.long",
+ ".global", ".space", ".align\t2",".align\t4", "",
+ "pe-mcore-big", bfd_arch_mcore,
+ mcore_be_jtab, sizeof (mcore_be_jtab), 8
+ }
+ ,
+ {
+#define MMCORE_LE 6
+ "mcore-le", ".byte", ".short", ".long", ".asciz", "//",
+ "lrw r1,[1f]\n\tld.w r1,(r1,0)\n\tjmp r1\n\tnop\n1:.long",
+ ".global", ".space", ".align\t2",".align\t4", "-EL",
+ "pe-mcore-little", bfd_arch_mcore,
+ mcore_le_jtab, sizeof (mcore_le_jtab), 8
+ }
+ ,
+ {
+#define MMCORE_ELF 7
+ "mcore-elf-be", ".byte", ".short", ".long", ".asciz", "//",
+ "lrw r1,[1f]\n\tld.w r1,(r1,0)\n\tjmp r1\n\tnop\n1:.long",
+ ".global", ".space", ".align\t2",".align\t4", "",
+ "elf32-mcore-big", bfd_arch_mcore,
+ mcore_be_jtab, sizeof (mcore_be_jtab), 8
+ }
+ ,
+ {
+#define MMCORE_ELF_LE 8
+ "mcore-elf-le", ".byte", ".short", ".long", ".asciz", "//",
+ "lrw r1,[1f]\n\tld.w r1,(r1,0)\n\tjmp r1\n\tnop\n1:.long",
+ ".global", ".space", ".align\t2",".align\t4", "-EL",
+ "elf32-mcore-little", bfd_arch_mcore,
+ mcore_le_jtab, sizeof (mcore_le_jtab), 8
+ }
+ ,
+ {
+#define MARM_EPOC 9
+ "arm-epoc", ".byte", ".short", ".long", ".asciz", "@",
+ "ldr\tip,[pc]\n\tldr\tpc,[ip]\n\t.long",
+ ".global", ".space", ".align\t2",".align\t4", "",
+ "epoc-pe-arm-little", bfd_arch_arm,
+ arm_jtab, sizeof (arm_jtab), 8
+ }
+ ,
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
};
typedef struct dlist
int noname;
int data;
int hint;
+ int forward; /* number of forward label, 0 means no forward */
struct export *next;
}
export_type;
static int alphafunc PARAMS ((const void *, const void *));
static void mangle_defs PARAMS ((void));
static void usage PARAMS ((FILE *, int));
-static void display PARAMS ((const char *, va_list));
static void inform PARAMS ((const char *, ...));
-static void warn PARAMS ((const char *, ...));
-
-static void
-display (message, args)
- const char * message;
- va_list args;
-{
- if (program_name != NULL)
- fprintf (stderr, "%s: ", program_name);
-
- vfprintf (stderr, message, args);
-
- if (message [strlen (message) - 1] != '\n')
- fputc ('\n', stderr);
-}
static void
va_start (args);
#endif
- display (message, args);
-
- va_end (args);
-}
-
-static void
-#ifdef __STDC__
-warn (const char * message, ...)
-#else
-warn (message, va_alist)
- const char * message;
- va_dcl
-#endif
-{
- va_list args;
-
-#ifdef __STDC__
- va_start (args, message);
-#else
- va_start (args);
-#endif
+ report (message, args);
- display (message, args);
-
va_end (args);
}
case MPPC:
case MTHUMB:
case MARM_INTERWORK:
+ case MMCORE_BE:
+ case MMCORE_LE:
+ case MMCORE_ELF:
+ case MMCORE_ELF_LE:
+ case MARM_EPOC:
break;
default:
/* xgettext:c-format */
- fatal (_("Internal error: Unknown machine type: %d\n"), machine);
+ fatal (_("Internal error: Unknown machine type: %d"), machine);
break;
}
return "";
case MPPC:
case MTHUMB:
case MARM_INTERWORK:
+ case MMCORE_BE:
+ case MMCORE_LE:
+ case MMCORE_ELF:
+ case MMCORE_ELF_LE:
+ case MARM_EPOC:
return ".rva\t";
default:
/* xgettext:c-format */
- fatal (_("Internal error: Unknown machine type: %d\n"), machine);
+ fatal (_("Internal error: Unknown machine type: %d"), machine);
break;
}
return "";
case MPPC:
case MTHUMB:
case MARM_INTERWORK:
+ case MMCORE_BE:
+ case MMCORE_LE:
+ case MMCORE_ELF:
+ case MMCORE_ELF_LE:
+ case MARM_EPOC:
break;
case M386:
return "_";
default:
/* xgettext:c-format */
- fatal (_("Internal error: Unknown machine type: %d\n"), machine);
+ fatal (_("Internal error: Unknown machine type: %d"), machine);
break;
}
return "";
#define ASM_RVA_BEFORE rvabefore(machine)
#define ASM_RVA_AFTER rvaafter(machine)
#define ASM_PREFIX asm_prefix(machine)
-#define ASM_ALIGN_LONG mtable[machine].how_align_long
-#define HOW_BFD_TARGET 0 /* always default*/
-#define HOW_BFD_ARCH mtable[machine].how_bfd_arch
-#define HOW_JTAB mtable[machine].how_jtab
-#define HOW_JTAB_SIZE mtable[machine].how_jtab_size
-#define HOW_JTAB_ROFF mtable[machine].how_jtab_roff
+#define ASM_ALIGN_LONG mtable[machine].how_align_long
+#define HOW_BFD_READ_TARGET 0 /* always default*/
+#define HOW_BFD_WRITE_TARGET mtable[machine].how_bfd_target
+#define HOW_BFD_ARCH mtable[machine].how_bfd_arch
+#define HOW_JTAB mtable[machine].how_jtab
+#define HOW_JTAB_SIZE mtable[machine].how_jtab_size
+#define HOW_JTAB_ROFF mtable[machine].how_jtab_roff
+#define ASM_SWITCHES mtable[machine].how_default_as_switches
+
static char **oav;
void
static export_type **d_exports_lexically; /* vector of exported functions in alpha order */
static dlist_type *d_list; /* Descriptions */
static dlist_type *a_list; /* Stuff to go in directives */
+static int d_nforwards = 0; /* Number of forwarded exports */
static int d_is_dll;
static int d_is_exe;
int
yyerror (err)
- const char *err;
+ const char * err ATTRIBUTE_UNUSED;
{
/* xgettext:c-format */
- warn (_("Syntax error in def file %s:%d\n"), def_file, linenumber);
+ non_fatal (_("Syntax error in def file %s:%d"), def_file, linenumber);
return 0;
}
p->next = d_exports;
d_exports = p;
d_nfuncs++;
+
+ if ((internal_name != NULL)
+ && (strchr (internal_name, '.') != NULL))
+ p->forward = ++d_nforwards;
+ else
+ p->forward = 0; /* no forward */
}
void
inform (_("NAME: %s base: %x"), name, base);
if (d_is_dll)
- warn (_("Can't have LIBRARY and NAME\n"));
+ non_fatal (_("Can't have LIBRARY and NAME"));
d_name = name;
/* if --dllname not provided, use the one in the DEF file.
inform (_("LIBRARY: %s base: %x"), name, base);
if (d_is_exe)
- warn (_("%s: Can't have LIBRARY and NAME\n"), program_name);
+ non_fatal (_("Can't have LIBRARY and NAME"));
d_name = name;
/* if --dllname not provided, use the one in the DEF file. */
char *errmsg_fmt, *errmsg_arg;
char *temp_base = choose_temp_base ();
- inform ("run: %s %s\n", what, args);
+ inform ("run: %s %s", what, args);
/* Count the args */
i = 0;
{
if (WEXITSTATUS (wait_status) != 0)
/* xgettext:c-format */
- warn (_("%s exited with status %d\n"),
- what, WEXITSTATUS (wait_status));
+ non_fatal (_("%s exited with status %d"),
+ what, WEXITSTATUS (wait_status));
}
else
abort ();
char * buf;
char * p;
char * e;
-
+
/* Look for .drectve's */
- s = bfd_get_section_by_name (abfd, ".drectve");
+ s = bfd_get_section_by_name (abfd, DRECTVE_SECTION_NAME);
if (s == NULL)
return;
bfd_get_section_contents (abfd, s, buf, 0, size);
/* xgettext:c-format */
- inform (_("Sucking in info from .drective section in %s\n"),
- bfd_get_filename (abfd));
+ inform (_("Sucking in info from %s section in %s"),
+ DRECTVE_SECTION_NAME, bfd_get_filename (abfd));
- /* Search for -export: strings */
+ /* Search for -export: strings. The exported symbols can optionally
+ have type tags (eg., -export:foo,data), so handle those as well.
+ Currently only data tag is supported. */
p = buf;
e = buf + size;
while (p < e)
{
char * name;
char * c;
+ flagword flags = BSF_FUNCTION;
p += 8;
name = p;
- while (p < e && *p != ' ' && *p != '-')
+ while (p < e && *p != ',' && *p != ' ' && *p != '-')
p++;
c = xmalloc (p - name + 1);
memcpy (c, name, p - name);
c[p - name] = 0;
+ if (p < e && *p == ',') /* found type tag. */
+ {
+ char *tag_start = ++p;
+ while (p < e && *p != ' ' && *p != '-')
+ p++;
+ if (strncmp (tag_start, "data", 4) == 0)
+ flags &= ~BSF_FUNCTION;
+ }
/* FIXME: The 5th arg is for the `constant' field.
What should it be? Not that it matters since it's not
currently useful. */
- def_exports (c, 0, -1, 0, 0, 0);
+ def_exports (c, 0, -1, 0, 0, ! (flags & BSF_FUNCTION));
if (add_stdcall_alias && strchr (c, '@'))
{
char *exported_name = xstrdup (c);
char *atsym = strchr (exported_name, '@');
*atsym = '\0';
+ /* Note: stdcall alias symbols can never be data. */
def_exports (exported_name, xstrdup (c), -1, 0, 0, 0);
}
}
if (bfd_get_symbol_leading_char (abfd) == symbol_name[0])
++symbol_name;
- def_exports (xstrdup (symbol_name) , 0, -1, 0, 0, 0);
+ def_exports (xstrdup (symbol_name) , 0, -1, 0, 0,
+ ! (sym->flags & BSF_FUNCTION));
if (add_stdcall_alias && strchr (symbol_name, '@'))
{
char *exported_name = xstrdup (symbol_name);
char *atsym = strchr (exported_name, '@');
*atsym = '\0';
+ /* Note: stdcall alias symbols can never be data. */
def_exports (exported_name, xstrdup (symbol_name), -1, 0, 0, 0);
}
}
excludes = new_exclude;
/* xgettext:c-format */
- inform (_("Excluding symbol: %s\n"), exclude_string);
+ inform (_("Excluding symbol: %s"), exclude_string);
}
free (local_copy);
if (! (bfd_get_file_flags (abfd) & HAS_SYMS))
{
/* xgettext:c-format */
- warn (_("%s: no symbols\n"), bfd_get_filename (abfd));
+ non_fatal (_("%s: no symbols"), bfd_get_filename (abfd));
return;
}
if (symcount == 0)
{
/* xgettext:c-format */
- warn (_("%s: no symbols\n"), bfd_get_filename (abfd));
+ non_fatal (_("%s: no symbols"), bfd_get_filename (abfd));
return;
}
/* FIXME: we ought to read in and block out the base relocations */
/* xgettext:c-format */
- inform (_("%s: Done reading %s\n"), bfd_get_filename (abfd));
+ inform (_("Done reading %s"), bfd_get_filename (abfd));
}
static void
bfd_close (arfile);
arfile = bfd_openr_next_archived_file (f, arfile);
}
+
+#ifdef DLLTOOL_MCORE_ELF
+ if (mcore_elf_out_file)
+ inform (_("Cannot produce mcore-elf dll from archive file: %s"), filename);
+#endif
}
else if (bfd_check_format (f, bfd_object))
{
scan_open_obj_file (f);
+
+#ifdef DLLTOOL_MCORE_ELF
+ if (mcore_elf_out_file)
+ mcore_elf_cache_filename ((char *) filename);
+#endif
}
bfd_close (f);
ASM_LONG,
(on_page * 2) + (on_page & 1) * 2 + 8,
ASM_C);
+
for (i = 0; i < on_page; i++)
{
- fprintf (f, "\t%s\t0x%lx\n", ASM_SHORT, (need[i] - page_addr) | 0x3000);
+ long needed = need[i];
+
+ if (needed)
+ needed = ((needed - page_addr) | 0x3000) & 0xffff;
+
+ fprintf (f, "\t%s\t0x%lx\n", ASM_SHORT, needed);
}
+
/* And padding */
if (on_page & 1)
fprintf (f, "\t%s\t0x%x\n", ASM_SHORT, 0 | 0x0000);
}
}
+/* Assemble the specified file. */
+static void
+assemble_file (source, dest)
+ const char * source;
+ const char * dest;
+{
+ char * cmd;
+
+ cmd = (char *) alloca (strlen (ASM_SWITCHES) + strlen (as_flags)
+ + strlen (source) + strlen (dest) + 50);
+
+ sprintf (cmd, "%s %s -o %s %s", ASM_SWITCHES, as_flags, dest, source);
+
+ run (as_name, cmd);
+}
+
static void
gen_exp_file ()
{
dlist_type *dl;
/* xgettext:c-format */
- inform (_("Generating export file: %s\n"), exp_name);
+ inform (_("Generating export file: %s"), exp_name);
f = fopen (TMP_ASM, FOPEN_WT);
if (!f)
i++;
}
}
- fprintf (f, "\t%s%s%s%s\t%s %d\n", ASM_RVA_BEFORE,
- ASM_PREFIX,
- exp->internal_name, ASM_RVA_AFTER, ASM_C, exp->ordinal);
+
+ if (exp->forward == 0)
+ fprintf (f, "\t%s%s%s%s\t%s %d\n", ASM_RVA_BEFORE,
+ ASM_PREFIX,
+ exp->internal_name, ASM_RVA_AFTER, ASM_C, exp->ordinal);
+ else
+ fprintf (f, "\t%sf%d%s\t%s %d\n", ASM_RVA_BEFORE,
+ exp->forward, ASM_RVA_AFTER, ASM_C, exp->ordinal);
i++;
}
fprintf(f,"%s Export Name Table\n", ASM_C);
for (i = 0; (exp = d_exports_lexically[i]); i++)
if (!exp->noname || show_allnames)
- fprintf (f, "n%d: %s \"%s\"\n",
- exp->ordinal, ASM_TEXT, exp->name);
+ {
+ fprintf (f, "n%d: %s \"%s\"\n",
+ exp->ordinal, ASM_TEXT, exp->name);
+ if (exp->forward != 0)
+ fprintf (f, "f%d: %s \"%s\"\n",
+ exp->forward, ASM_TEXT, exp->internal_name);
+ }
if (a_list)
{
- fprintf (f, "\t.section .drectve\n");
+ fprintf (f, "\t.section %s\n", DRECTVE_SECTION_NAME);
for (dl = a_list; dl; dl = dl->next)
{
fprintf (f, "\t%s\t\"%s\"\n", ASM_TEXT, dl->text);
}
}
+
if (d_list)
{
fprintf (f, "\t.section .rdata\n");
{
char *p;
int l;
- /* We dont output as ascii 'cause there can
- be quote characters in the string */
-
+
+ /* We don't output as ascii because there can
+ be quote characters in the string. */
l = 0;
for (p = dl->text; *p; p++)
{
/* Add to the output file a way of getting to the exported names
- without using the import library. */
+ without using the import library. */
if (add_indirect)
{
fprintf (f, "\t.section\t.rdata\n");
/* We use a single underscore for MS compatibility, and a
double underscore for backward compatibility with old
cygwin releases. */
- fprintf (f, "\t%s\t__imp_%s\n", ASM_GLOBAL, exp->name);
+ if (create_compat_implib)
+ fprintf (f, "\t%s\t__imp_%s\n", ASM_GLOBAL, exp->name);
fprintf (f, "\t%s\t_imp__%s\n", ASM_GLOBAL, exp->name);
- fprintf (f, "__imp_%s:\n", exp->name);
+ if (create_compat_implib)
+ fprintf (f, "__imp_%s:\n", exp->name);
fprintf (f, "_imp__%s:\n", exp->name);
fprintf (f, "\t%s\t%s\n", ASM_LONG, exp->name);
}
int src;
int dst = 0;
int last = -1;
- int totsize = 0;
-
qsort (copy, num_entries, sizeof (long), sfunc);
/* Delete duplcates */
for (src = 0; src < num_entries; src++)
on_page = 0;
for (j = 0; j < num_entries; j++)
{
- totsize += 2;
addr = copy[j];
if ((addr & PAGE_MASK) != page_addr)
{
- totsize += 8 + (on_page & 1)*2;
flush_page (f, need, page_addr, on_page);
on_page = 0;
page_addr = addr & PAGE_MASK;
}
need[on_page++] = addr;
}
-
- /* Pad the section to an even 32-byte boundary. This will make
- the BeOS loader much happier, and shouldn't matter for other
- OSes. */
- while ((totsize + 8 + (on_page & 1)*2) % 32 != 0)
- {
- /* 0x0000 is an absolute relocation that should be ignored. */
- need[on_page++] = 0x0000;
- totsize += 2;
- }
-
flush_page (f, need, page_addr, on_page);
- /* fprintf (f, "\t%s\t0,0\t%s End\n", ASM_LONG, ASM_C);*/
+/* fprintf (f, "\t%s\t0,0\t%s End\n", ASM_LONG, ASM_C);*/
}
}
fclose (f);
/* assemble the file */
- sprintf (outfile, "%s -o %s %s", as_flags, exp_name, TMP_ASM);
+ assemble_file (TMP_ASM, exp_name);
-#ifdef DLLTOOL_ARM
- if (machine == MARM_INTERWORK || machine == MTHUMB)
- strcat (outfile, " -mthumb-interwork");
-#endif
-
- run (as_name, outfile);
-
if (dontdeltemps == 0)
unlink (TMP_ASM);
#define NSECS 7
+#define TEXT_SEC_FLAGS \
+ (SEC_ALLOC | SEC_LOAD | SEC_CODE | SEC_READONLY | SEC_HAS_CONTENTS)
+#define DATA_SEC_FLAGS (SEC_ALLOC | SEC_LOAD | SEC_DATA)
+#define BSS_SEC_FLAGS SEC_ALLOC
+
+#define INIT_SEC_DATA(id, name, flags, align) \
+ { id, name, flags, align, NULL, NULL, NULL, 0, NULL }
static sinfo secdata[NSECS] =
{
- { TEXT, ".text", SEC_CODE | SEC_HAS_CONTENTS, 2},
- { DATA, ".data", SEC_DATA, 2},
- { BSS, ".bss", 0, 2},
- { IDATA7, ".idata$7", SEC_HAS_CONTENTS, 2},
- { IDATA5, ".idata$5", SEC_HAS_CONTENTS, 2},
- { IDATA4, ".idata$4", SEC_HAS_CONTENTS, 2},
- { IDATA6, ".idata$6", SEC_HAS_CONTENTS, 1}
+ INIT_SEC_DATA (TEXT, ".text", TEXT_SEC_FLAGS, 2),
+ INIT_SEC_DATA (DATA, ".data", DATA_SEC_FLAGS, 2),
+ INIT_SEC_DATA (BSS, ".bss", BSS_SEC_FLAGS, 2),
+ INIT_SEC_DATA (IDATA7, ".idata$7", SEC_HAS_CONTENTS, 2),
+ INIT_SEC_DATA (IDATA5, ".idata$5", SEC_HAS_CONTENTS, 2),
+ INIT_SEC_DATA (IDATA4, ".idata$4", SEC_HAS_CONTENTS, 2),
+ INIT_SEC_DATA (IDATA6, ".idata$6", SEC_HAS_CONTENTS, 1)
};
#else
{
#if 0
{
+ char *name;
FILE *f;
- char *prefix="d";
- sprintf (outfile, "%ss%05d.s", prefix, i);
- f = fopen (outfile, FOPEN_WT);
+ const char *prefix = "d";
+ char *dest;
+
+ name = (char *) alloca (strlen (prefix) + 10);
+ sprintf (name, "%ss%05d.s", prefix, i);
+ f = fopen (name, FOPEN_WT);
fprintf (f, "\t.text\n");
fprintf (f, "\t%s\t%s%s\n", ASM_GLOBAL, ASM_PREFIX, exp->name);
- fprintf (f, "\t%s\t__imp_%s\n", ASM_GLOBAL, exp->name);
+ if (create_compat_implib)
+ fprintf (f, "\t%s\t__imp_%s\n", ASM_GLOBAL, exp->name);
fprintf (f, "\t%s\t_imp__%s\n", ASM_GLOBAL, exp->name);
- fprintf (f, "%s%s:\n\t%s\t__imp_%s\n", ASM_PREFIX,
- exp->name, ASM_JUMP, exp->name);
+ if (create_compat_implib)
+ fprintf (f, "%s%s:\n\t%s\t__imp_%s\n", ASM_PREFIX,
+ exp->name, ASM_JUMP, exp->name);
fprintf (f, "\t.section\t.idata$7\t%s To force loading of head\n", ASM_C);
fprintf (f, "\t%s\t%s\n", ASM_LONG, head_label);
fprintf (f,"%s Import Address Table\n", ASM_C);
fprintf (f, "\t.section .idata$5\n");
- fprintf (f, "__imp_%s:\n", exp->name);
+ if (create_compat_implib)
+ fprintf (f, "__imp_%s:\n", exp->name);
fprintf (f, "_imp__%s:\n", exp->name);
dump_iat (f, exp);
fclose (f);
- sprintf (outfile, "%s -o %ss%05d.o %ss%d.s",
- as_flags, prefix, i, prefix, i);
-
-#ifdef DLLTOOL_ARM
- if (machine == MARM_INTERWORK || machine == MTHUMB)
- strcat (outfile, " -mthumb-interwork");
-#endif
-
- run (as_name, outfile);
+ dest = (char *) alloca (strlen (prefix) + 10);
+ sprintf (dest, "%ss%05d.o", prefix, i);
+ assemble_file (name, dest);
}
#else /* if 0 */
{
bfd * abfd;
asymbol * exp_label;
- asymbol * iname;
+ asymbol * iname = 0;
asymbol * iname2;
asymbol * iname_lab;
asymbol ** iname_lab_pp;
#define EXTRA 0
#endif
asymbol * ptrs[NSECS + 4 + EXTRA + 1];
+ flagword applicable;
char * outname = xmalloc (10);
int oidx = 0;
sprintf (outname, "%s%05d.o", TMP_STUB, i);
- abfd = bfd_openw (outname, HOW_BFD_TARGET);
+ abfd = bfd_openw (outname, HOW_BFD_WRITE_TARGET);
if (!abfd)
/* xgettext:c-format */
bfd_set_private_flags (abfd, F_INTERWORK);
#endif
+ applicable = bfd_applicable_section_flags (abfd);
+
/* First make symbols for the sections */
for (i = 0; i < NSECS; i++)
{
si->sec = bfd_make_section_old_way (abfd, si->name);
bfd_set_section_flags (abfd,
si->sec,
- si->flags);
+ si->flags & applicable);
bfd_set_section_alignment(abfd, si->sec, si->align);
si->sec->output_section = si->sec;
/* Generate imp symbols with one underscore for Microsoft
compatibility, and with two underscores for backward
compatibility with old versions of cygwin. */
- iname = bfd_make_empty_symbol(abfd);
- iname->name = make_label ("__imp_", exp->name);
- iname->section = secdata[IDATA5].sec;
- iname->flags = BSF_GLOBAL;
- iname->value = 0;
+ if (create_compat_implib)
+ {
+ iname = bfd_make_empty_symbol (abfd);
+ iname->name = make_label ("__imp_", exp->name);
+ iname->section = secdata[IDATA5].sec;
+ iname->flags = BSF_GLOBAL;
+ iname->value = 0;
+ }
- iname2 = bfd_make_empty_symbol(abfd);
+ iname2 = bfd_make_empty_symbol (abfd);
iname2->name = make_label ("_imp__", exp->name);
iname2->section = secdata[IDATA5].sec;
iname2->flags = BSF_GLOBAL;
iname_pp = ptrs + oidx;
- ptrs[oidx++] = iname;
+ if (create_compat_implib)
+ ptrs[oidx++] = iname;
ptrs[oidx++] = iname2;
iname_lab_pp = ptrs + oidx;
bfd_set_symtab (abfd, ptrs, oidx);
bfd_close (abfd);
- abfd = bfd_openr (outname, HOW_BFD_TARGET);
+ abfd = bfd_openr (outname, HOW_BFD_READ_TARGET);
return abfd;
}
#endif
static bfd *
make_head ()
{
- FILE * f = fopen (TMP_HEAD_S, FOPEN_WT);
+ FILE *f = fopen (TMP_HEAD_S, FOPEN_WT);
+ if (f == NULL)
+ {
+ fatal (_("failed to open temporary head file: %s"), TMP_HEAD_S);
+ return NULL;
+ }
+
fprintf (f, "%s IMAGE_IMPORT_DESCRIPTOR\n", ASM_C);
fprintf (f, "\t.section .idata$2\n");
fprintf (f, "\t%s\t0\n", ASM_LONG);
fprintf (f, "fthunk:\n");
}
+
if (!no_idata4)
{
fprintf (f, "\t.section\t.idata$4\n");
fprintf (f, "\t.section .idata$4\n");
fprintf (f, "hname:\n");
}
+
fclose (f);
- sprintf (outfile, "%s -o %s %s", as_flags, TMP_HEAD_O, TMP_HEAD_S);
-
-#ifdef DLLTOOL_ARM
- if (machine == MARM_INTERWORK || machine == MTHUMB)
- strcat (outfile, " -mthumb-interwork");
-#endif
-
- run (as_name, outfile);
+ assemble_file (TMP_HEAD_S, TMP_HEAD_O);
- return bfd_openr (TMP_HEAD_O, HOW_BFD_TARGET);
+ return bfd_openr (TMP_HEAD_O, HOW_BFD_READ_TARGET);
}
static bfd *
make_tail ()
{
- FILE * f = fopen (TMP_TAIL_S, FOPEN_WT);
+ FILE *f = fopen (TMP_TAIL_S, FOPEN_WT);
+ if (f == NULL)
+ {
+ fatal (_("failed to open temporary tail file: %s"), TMP_TAIL_S);
+ return NULL;
+ }
+
if (!no_idata4)
{
fprintf (f, "\t.section .idata$4\n");
fprintf (f, "\t%s\t0\n", ASM_LONG);
}
+
if (!no_idata5)
{
fprintf (f, "\t.section .idata$5\n");
fclose (f);
- sprintf (outfile, "%s -o %s %s", as_flags, TMP_TAIL_O, TMP_TAIL_S);
-
-#ifdef DLLTOOL_ARM
- if (machine == MARM_INTERWORK || MTHUMB)
- strcat (outfile, " -mthumb-interwork");
-#endif
-
- run (as_name, outfile);
+ assemble_file (TMP_TAIL_S, TMP_TAIL_O);
- return bfd_openr (TMP_TAIL_O, HOW_BFD_TARGET);
+ return bfd_openr (TMP_TAIL_O, HOW_BFD_READ_TARGET);
}
static void
unlink (imp_name);
- outarch = bfd_openw (imp_name, HOW_BFD_TARGET);
+ outarch = bfd_openw (imp_name, HOW_BFD_WRITE_TARGET);
if (!outarch)
/* xgettext:c-format */
fatal (_("Can't open .lib file: %s"), imp_name);
/* xgettext:c-format */
- inform (_("Creating library file: %s\n"), imp_name);
+ inform (_("Creating library file: %s"), imp_name);
bfd_set_format (outarch, bfd_archive);
outarch->has_armap = 1;
if (dontdeltemps < 2)
{
+ char *name;
+
+ name = (char *) alloca (sizeof TMP_STUB + 10);
for (i = 0, exp = d_exports; exp; i++, exp = exp->next)
{
- sprintf (outfile, "%s%05d.o", TMP_STUB, i);
- if (unlink (outfile) < 0)
+ sprintf (name, "%s%05d.o", TMP_STUB, i);
+ if (unlink (name) < 0)
/* xgettext:c-format */
- warn (_("cannot delete %s: %s\n"), outfile, strerror (errno));
+ non_fatal (_("cannot delete %s: %s"), name, strerror (errno));
}
}
static void
dtab (ptr)
- export_type **ptr;
+ export_type ** ptr
+#ifndef SACDEBUG
+ATTRIBUTE_UNUSED
+#endif
+ ;
{
#ifdef SACDEBUG
int i;
more = 1;
/* xgettext:c-format */
- inform (_("Warning, ignoring duplicate EXPORT %s %d,%d\n"),
+ inform (_("Warning, ignoring duplicate EXPORT %s %d,%d"),
a->name, a->ordinal, b->ordinal);
if (a->ordinal != -1
int status;
{
/* xgetext:c-format */
- fprintf (file, _("Usage %s <options> <object-files>\n"), program_name);
+ fprintf (file, _("Usage %s <option(s)> <object-file(s)>\n"), program_name);
/* xgetext:c-format */
- fprintf (file, _(" -m --machine <machine> Create {arm, arm_interwork, i386, ppc, thumb} DLL. [default: %s]\n"), mname);
+ fprintf (file, _(" -m --machine <machine> Create as DLL for <machine>. [default: %s]\n"), mname);
+ fprintf (file, _(" possible <machine>: arm[_interwork], i386, mcore[-elf]{-le|-be}, ppc, thumb\n"));
fprintf (file, _(" -e --output-exp <outname> Generate an export file.\n"));
fprintf (file, _(" -l --output-lib <outname> Generate an interface library.\n"));
fprintf (file, _(" -a --add-indirect Add dll indirects to export file.\n"));
fprintf (file, _(" -D --dllname <name> Name of input dll to put into interface lib.\n"));
fprintf (file, _(" -d --input-def <deffile> Name of .def file to be read in.\n"));
fprintf (file, _(" -z --output-def <deffile> Name of .def file to be created.\n"));
- fprintf (file, _(" --export-all-symbols Export all symbols to .def\n"));
- fprintf (file, _(" --no-export-all-symbols Only export listed symbols\n"));
- fprintf (file, _(" --exclude-symbols <list> Don't export <list>\n"));
- fprintf (file, _(" --no-default-excludes Clear default exclude symbols\n"));
+ fprintf (file, _(" --export-all-symbols Export all symbols to .def\n"));
+ fprintf (file, _(" --no-export-all-symbols Only export listed symbols\n"));
+ fprintf (file, _(" --exclude-symbols <list> Don't export <list>\n"));
+ fprintf (file, _(" --no-default-excludes Clear default exclude symbols\n"));
fprintf (file, _(" -b --base-file <basefile> Read linker generated base file.\n"));
fprintf (file, _(" -x --no-idata4 Don't generate idata$4 section.\n"));
fprintf (file, _(" -c --no-idata5 Don't generate idata$5 section.\n"));
fprintf (file, _(" -A --add-stdcall-alias Add aliases without @<n>.\n"));
fprintf (file, _(" -S --as <name> Use <name> for assembler.\n"));
fprintf (file, _(" -f --as-flags <flags> Pass <flags> to the assembler.\n"));
+ fprintf (file, _(" -C --compat-implib Create backward compatible import library.\n"));
fprintf (file, _(" -n --no-delete Keep temp files (repeat for extra preservation).\n"));
fprintf (file, _(" -v --verbose Be verbose.\n"));
fprintf (file, _(" -V --version Display the program version.\n"));
fprintf (file, _(" -h --help Display this information.\n"));
-
+#ifdef DLLTOOL_MCORE_ELF
+ fprintf (file, _(" -M --mcore-elf <outname> Process mcore-elf object files into <outname>.\n"));
+ fprintf (file, _(" -L --linker <name> Use <name> as the linker.\n"));
+ fprintf (file, _(" -F --linker-flags <flags> Pass <flags> to the linker.\n"));
+#endif
exit (status);
}
#define OPTION_NO_EXPORT_ALL_SYMS (OPTION_EXPORT_ALL_SYMS + 1)
#define OPTION_EXCLUDE_SYMS (OPTION_NO_EXPORT_ALL_SYMS + 1)
#define OPTION_NO_DEFAULT_EXCLUDES (OPTION_EXCLUDE_SYMS + 1)
-#define OPTION_NO_IDATA4 'x'
-#define OPTION_NO_IDATA5 'c'
static const struct option long_options[] =
{
{"no-delete", no_argument, NULL, 'n'},
{"dllname", required_argument, NULL, 'D'},
- {"no-idata4", no_argument, NULL, OPTION_NO_IDATA4},
- {"no-idata5", no_argument, NULL, OPTION_NO_IDATA5},
+ {"no-idata4", no_argument, NULL, 'x'},
+ {"no-idata5", no_argument, NULL, 'c'},
{"output-exp", required_argument, NULL, 'e'},
{"output-def", required_argument, NULL, 'z'},
{"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL_SYMS},
{"base-file", required_argument, NULL, 'b'},
{"as", required_argument, NULL, 'S'},
{"as-flags", required_argument, NULL, 'f'},
- {0}
+ {"mcore-elf", required_argument, NULL, 'M'},
+ {"compat-implib", no_argument, NULL, 'C'},
+ {NULL,0,NULL,0}
};
int
#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
setlocale (LC_MESSAGES, "");
+#endif
+#if defined (HAVE_SETLOCALE)
+ setlocale (LC_CTYPE, "");
#endif
bindtextdomain (PACKAGE, LOCALEDIR);
textdomain (PACKAGE);
- while ((c = getopt_long (ac, av, "xcz:S:aD:l:e:nkAvVb:Uh?m:d:f:i",
+ while ((c = getopt_long (ac, av,
+#ifdef DLLTOOL_MCORE_ELF
+ "m:e:l:aD:d:z:b:xcCuUkAS:f:nvVHhM:L:F:",
+#else
+ "m:e:l:aD:d:z:b:xcCuUkAS:f:nvVHh",
+#endif
long_options, 0))
!= EOF)
{
switch (c)
{
- case OPTION_NO_IDATA4:
- no_idata4 = 1;
- break;
- case OPTION_NO_IDATA5:
- no_idata5 = 1;
- break;
case OPTION_EXPORT_ALL_SYMS:
export_all_symbols = true;
break;
case OPTION_NO_DEFAULT_EXCLUDES:
do_default_excludes = false;
break;
+ case 'x':
+ no_idata4 = 1;
+ break;
+ case 'c':
+ no_idata5 = 1;
+ break;
case 'S':
as_name = optarg;
break;
case 'e':
exp_name = optarg;
break;
+ case 'H':
case 'h':
usage (stdout, 0);
break;
case 'V':
print_version (program_name);
break;
- case 'y':
-#if 0
- /* We don't currently define YYDEBUG when building
- defparse.y. */
- yydebug = 1;
-#endif
- break;
case 'U':
add_underscore = 1;
break;
/* xgettext:c-format */
fatal (_("Unable to open base-file: %s"), optarg);
+ break;
+#ifdef DLLTOOL_MCORE_ELF
+ case 'M':
+ mcore_elf_out_file = optarg;
+ break;
+ case 'L':
+ mcore_elf_linker = optarg;
+ break;
+ case 'F':
+ mcore_elf_linker_flags = optarg;
+ break;
+#endif
+ case 'C':
+ create_compat_implib = 1;
break;
default:
usage (stderr, 1);
}
for (i = 0; mtable[i].type; i++)
- {
- if (strcmp (mtable[i].type, mname) == 0)
- break;
- }
+ if (strcmp (mtable[i].type, mname) == 0)
+ break;
if (!mtable[i].type)
/* xgettext:c-format */
strcat (dll_name, ".dll");
}
+ if (as_name == NULL)
+ as_name = deduce_name ("as");
+
/* Don't use the default exclude list if we're reading only the
symbols in the .drectve section. The default excludes are meant
to avoid exporting DLL entry point and Cygwin32 impure_ptr. */
imp_name_lab = xstrdup (imp_name);
for (p = imp_name_lab; *p; p++)
{
- if (!isalpha ((unsigned char) *p) && !isdigit ((unsigned char) *p))
+ if (!ISALNUM (*p))
*p = '_';
}
head_label = make_label("_head_", imp_name_lab);
if (output_def)
gen_def_file ();
-
+
+#ifdef DLLTOOL_MCORE_ELF
+ if (mcore_elf_out_file)
+ mcore_elf_gen_out_file ();
+#endif
+
return 0;
}
+
+/* Look for the program formed by concatenating PROG_NAME and the
+ string running from PREFIX to END_PREFIX. If the concatenated
+ string contains a '/', try appending EXECUTABLE_SUFFIX if it is
+ appropriate. */
+
+static char *
+look_for_prog (prog_name, prefix, end_prefix)
+ const char *prog_name;
+ const char *prefix;
+ int end_prefix;
+{
+ struct stat s;
+ char *cmd;
+
+ cmd = xmalloc (strlen (prefix)
+ + strlen (prog_name)
+#ifdef HAVE_EXECUTABLE_SUFFIX
+ + strlen (EXECUTABLE_SUFFIX)
+#endif
+ + 10);
+ strcpy (cmd, prefix);
+
+ sprintf (cmd + end_prefix, "%s", prog_name);
+
+ if (strchr (cmd, '/') != NULL)
+ {
+ int found;
+
+ found = (stat (cmd, &s) == 0
+#ifdef HAVE_EXECUTABLE_SUFFIX
+ || stat (strcat (cmd, EXECUTABLE_SUFFIX), &s) == 0
+#endif
+ );
+
+ if (! found)
+ {
+ /* xgettext:c-format */
+ inform (_("Tried file: %s"), cmd);
+ free (cmd);
+ return NULL;
+ }
+ }
+
+ /* xgettext:c-format */
+ inform (_("Using file: %s"), cmd);
+
+ return cmd;
+}
+
+/* Deduce the name of the program we are want to invoke.
+ PROG_NAME is the basic name of the program we want to run,
+ eg "as" or "ld". The catch is that we might want actually
+ run "i386-pe-as" or "ppc-pe-ld".
+
+ If argv[0] contains the full path, then try to find the program
+ in the same place, with and then without a target-like prefix.
+
+ Given, argv[0] = /usr/local/bin/i586-cygwin32-dlltool,
+ deduce_name("as") uses the following search order:
+
+ /usr/local/bin/i586-cygwin32-as
+ /usr/local/bin/as
+ as
+
+ If there's an EXECUTABLE_SUFFIX, it'll use that as well; for each
+ name, it'll try without and then with EXECUTABLE_SUFFIX.
+
+ Given, argv[0] = i586-cygwin32-dlltool, it will not even try "as"
+ as the fallback, but rather return i586-cygwin32-as.
+
+ Oh, and given, argv[0] = dlltool, it'll return "as".
+
+ Returns a dynamically allocated string. */
+
+static char *
+deduce_name (prog_name)
+ const char *prog_name;
+{
+ char *cmd;
+ char *dash, *slash, *cp;
+
+ dash = NULL;
+ slash = NULL;
+ for (cp = program_name; *cp != '\0'; ++cp)
+ {
+ if (*cp == '-')
+ dash = cp;
+ if (
+#if defined(__DJGPP__) || defined (__CYGWIN__) || defined(__WIN32__)
+ *cp == ':' || *cp == '\\' ||
+#endif
+ *cp == '/')
+ {
+ slash = cp;
+ dash = NULL;
+ }
+ }
+
+ cmd = NULL;
+
+ if (dash != NULL)
+ {
+ /* First, try looking for a prefixed PROG_NAME in the
+ PROGRAM_NAME directory, with the same prefix as PROGRAM_NAME. */
+ cmd = look_for_prog (prog_name, program_name, dash - program_name + 1);
+ }
+
+ if (slash != NULL && cmd == NULL)
+ {
+ /* Next, try looking for a PROG_NAME in the same directory as
+ that of this program. */
+ cmd = look_for_prog (prog_name, program_name, slash - program_name + 1);
+ }
+
+ if (cmd == NULL)
+ {
+ /* Just return PROG_NAME as is. */
+ cmd = xstrdup (prog_name);
+ }
+
+ return cmd;
+}
+
+#ifdef DLLTOOL_MCORE_ELF
+typedef struct fname_cache
+{
+ char * filename;
+ struct fname_cache * next;
+}
+fname_cache;
+
+static fname_cache fnames;
+
+static void
+mcore_elf_cache_filename (char * filename)
+{
+ fname_cache * ptr;
+
+ ptr = & fnames;
+
+ while (ptr->next != NULL)
+ ptr = ptr->next;
+
+ ptr->filename = filename;
+ ptr->next = (fname_cache *) malloc (sizeof (fname_cache));
+ if (ptr->next != NULL)
+ ptr->next->next = NULL;
+}
+
+#define MCORE_ELF_TMP_OBJ "mcoreelf.o"
+#define MCORE_ELF_TMP_EXP "mcoreelf.exp"
+#define MCORE_ELF_TMP_LIB "mcoreelf.lib"
+
+static void
+mcore_elf_gen_out_file (void)
+{
+ fname_cache * ptr;
+ dyn_string_t ds;
+
+ /* Step one. Run 'ld -r' on the input object files in order to resolve
+ any internal references and to generate a single .exports section. */
+ ptr = & fnames;
+
+ ds = dyn_string_new (100);
+ dyn_string_append (ds, "-r ");
+
+ if (mcore_elf_linker_flags != NULL)
+ dyn_string_append (ds, mcore_elf_linker_flags);
+
+ while (ptr->next != NULL)
+ {
+ dyn_string_append (ds, ptr->filename);
+ dyn_string_append (ds, " ");
+
+ ptr = ptr->next;
+ }
+
+ dyn_string_append (ds, "-o ");
+ dyn_string_append (ds, MCORE_ELF_TMP_OBJ);
+
+ if (mcore_elf_linker == NULL)
+ mcore_elf_linker = deduce_name ("ld");
+
+ run (mcore_elf_linker, ds->s);
+
+ dyn_string_delete (ds);
+
+ /* Step two. Create a .exp file and a .lib file from the temporary file.
+ Do this by recursively invoking dlltool....*/
+ ds = dyn_string_new (100);
+
+ dyn_string_append (ds, "-S ");
+ dyn_string_append (ds, as_name);
+
+ dyn_string_append (ds, " -e ");
+ dyn_string_append (ds, MCORE_ELF_TMP_EXP);
+ dyn_string_append (ds, " -l ");
+ dyn_string_append (ds, MCORE_ELF_TMP_LIB);
+ dyn_string_append (ds, " " );
+ dyn_string_append (ds, MCORE_ELF_TMP_OBJ);
+
+ if (verbose)
+ dyn_string_append (ds, " -v");
+
+ if (dontdeltemps)
+ {
+ dyn_string_append (ds, " -n");
+
+ if (dontdeltemps > 1)
+ dyn_string_append (ds, " -n");
+ }
+
+ /* XXX - FIME: ought to check/copy other command line options as well. */
+
+ run (program_name, ds->s);
+
+ dyn_string_delete (ds);
+
+ /* Step four. Feed the .exp and object files to ld -shared to create the dll. */
+ ds = dyn_string_new (100);
+
+ dyn_string_append (ds, "-shared ");
+
+ if (mcore_elf_linker_flags)
+ dyn_string_append (ds, mcore_elf_linker_flags);
+
+ dyn_string_append (ds, " ");
+ dyn_string_append (ds, MCORE_ELF_TMP_EXP);
+ dyn_string_append (ds, " ");
+ dyn_string_append (ds, MCORE_ELF_TMP_OBJ);
+ dyn_string_append (ds, " -o ");
+ dyn_string_append (ds, mcore_elf_out_file);
+
+ run (mcore_elf_linker, ds->s);
+
+ dyn_string_delete (ds);
+
+ if (dontdeltemps == 0)
+ unlink (MCORE_ELF_TMP_EXP);
+
+ if (dontdeltemps < 2)
+ unlink (MCORE_ELF_TMP_OBJ);
+}
+#endif /* DLLTOOL_MCORE_ELF */