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-rw-r--r--ChangeLog20
-rw-r--r--Makeconfig9
-rw-r--r--dlfcn/default.c18
-rw-r--r--manual/startup.texi2
-rw-r--r--sysdeps/alpha/dl-machine.h4
-rw-r--r--sysdeps/sparc/sparc32/dl-machine.h10
-rw-r--r--sysdeps/sparc/sparc64/dl-machine.h44
7 files changed, 78 insertions, 29 deletions
diff --git a/ChangeLog b/ChangeLog
index da9aac7682..605363bd0a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,25 @@
+2000-11-15  Jakub Jelinek  <jakub@redhat.com>
+
+	* dlfcn/default.c (main): Add test for dladdr of main returning
+	argv[0] in dli_fname field.
+
+2000-11-15  Jakub Jelinek  <jakub@redhat.com>
+
+	* Makeconfig (run-program-prefix): Move test-static test into the
+	variable.
+
+	* sysdeps/alpha/dl-machine.h (RTLD_START): Update _dl_argv.
+	* sysdeps/sparc/sparc32/dl-machine.h (RTLD_START): Likewise,
+	schedule instructions.
+	* sysdeps/sparc/sparc64/dl-machine.h (RTLD_START): Likewise,
+	schedule instructions, fix a bug in copying auxiliary data.
+
 2000-11-15  Ulrich Drepper  <drepper@redhat.com>
 
+	* manual/startup.texi (Program Arguments): Fix type of main's envp
+	parameter.
+	Reported by Raúl Núñez de Arenas Coronado <dervishd@linuxfreak.com>.
+
 	* iconvdata/gconv-modules: Add CP950 alias.
 
 2000-11-13  Jakub Jelinek  <jakub@redhat.com>
diff --git a/Makeconfig b/Makeconfig
index 3a5bf3eb41..b706e9a5ad 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -495,12 +495,9 @@ sysdep-library-path = \
 $(subst $(empty) ,:,$(strip $(patsubst -Wl$(comma)-rpath-link=%, %,\
 				       $(filter -Wl$(comma)-rpath-link=%,\
 						$(sysdep-LDFLAGS)))))
-ifeq (,$(findstring $(notdir $(built-program-file)), $(tests-static)))
-run-program-prefix = $(elf-objpfx)$(rtld-installed-name) \
-		     --library-path $(rpath-link)$(patsubst %,:%,$(sysdep-library-path))
-else
-run-program-prefix =
-endif
+run-program-prefix = $(if $(findstring $(notdir $(built-program-file)), $(tests-static)),, \
+			  $(elf-objpfx)$(rtld-installed-name) \
+			  --library-path $(rpath-link)$(patsubst %,:%,$(sysdep-library-path)))
 else
 run-program-prefix =
 endif
diff --git a/dlfcn/default.c b/dlfcn/default.c
index 98c0b2a9b6..e5d5275ff5 100644
--- a/dlfcn/default.c
+++ b/dlfcn/default.c
@@ -1,5 +1,6 @@
 #include <dlfcn.h>
 #include <stdio.h>
+#include <string.h>
 
 
 extern int test_in_mod1 (void *);
@@ -12,7 +13,22 @@ main (int argc, char *argv[])
   int (*ifp) (void);
   void *p;
   int result = 0;
-
+  Dl_info info;
+  
+  dladdr(main, &info);
+  if (info.dli_fname == NULL)
+    {
+      printf ("%s: dladdr returns NULL dli_fname\n", __FILE__);
+      result = 1;
+    }
+  else if (strcmp (info.dli_fname, argv[0]))
+    {
+      printf ("%s: dladdr returned '%s' as dli_fname\n", __FILE__, info.dli_fname);
+      result = 1;
+    }
+  else
+    printf ("%s: dladdr returned correct dli_fname\n", __FILE__);
+      
   /* Find function `main'.  */
   p = dlsym (RTLD_DEFAULT, "main");
   if (p == NULL)
diff --git a/manual/startup.texi b/manual/startup.texi
index 50649c9197..526d19d639 100644
--- a/manual/startup.texi
+++ b/manual/startup.texi
@@ -86,7 +86,7 @@ three elements, @code{"cat"}, @code{"foo"} and @code{"bar"}.
 In Unix systems you can define @code{main} a third way, using three arguments:
 
 @smallexample
-int main (int @var{argc}, char *@var{argv}[], char *@var{envp})
+int main (int @var{argc}, char *@var{argv}[], char *@var{envp}[])
 @end smallexample
 
 The first two arguments are just the same.  The third argument
diff --git a/sysdeps/alpha/dl-machine.h b/sysdeps/alpha/dl-machine.h
index d9aeb18764..73c6cbde19 100644
--- a/sysdeps/alpha/dl-machine.h
+++ b/sysdeps/alpha/dl-machine.h
@@ -314,10 +314,14 @@ $fixup_stack:
 	   involves copying everything down, since the stack pointer must
 	   always be 16-byte aligned.  */
 	ldq	$2, 0($sp)
+	ldq	$5, _dl_argv
+	subq	$31, $1, $6
 	subq	$2, $1, $2
+	s8addq	$6, $5, $5
 	mov	$sp, $4
 	s8addq	$1, $sp, $3
 	stq	$2, 0($sp)
+	stq	$5, _dl_argv
 	/* Copy down argv.  */
 0:	ldq	$5, 8($3)
 	addq	$4, 8, $4
diff --git a/sysdeps/sparc/sparc32/dl-machine.h b/sysdeps/sparc/sparc32/dl-machine.h
index c1d423aa36..84d25cd10a 100644
--- a/sysdeps/sparc/sparc32/dl-machine.h
+++ b/sysdeps/sparc/sparc32/dl-machine.h
@@ -224,23 +224,29 @@ _dl_start_user:
 	sethi	%hi(__libc_stack_end), %g2
 	or	%g2, %lo(__libc_stack_end), %g2
 	ld	[%l7 + %g2], %l1
+	sethi	%hi(_dl_skip_args), %g2
 	add	%sp, 6*4, %l2
+	or	%g2, %lo(_dl_skip_args), %g2
 	st	%l2, [%l1]
   /* See if we were run as a command with the executable file name as an
      extra leading argument.  If so, adjust the contents of the stack.  */
-	sethi	%hi(_dl_skip_args), %g2
-	or	%g2, %lo(_dl_skip_args), %g2
 	ld	[%l7+%g2], %i0
 	ld	[%i0], %i0
 	tst	%i0
 	beq	3f
 	 ld	[%sp+22*4], %i5		/* load argc */
 	/* Find out how far to shift.  */
+	sethi	%hi(_dl_argv), %l3
+	or	%l3, %lo(_dl_argv), %l3
+	ld	[%l7+%l3], %l3
 	sub	%i5, %i0, %i5
+	ld	[%l3], %l4
 	sll	%i0, 2, %i2
 	st	%i5, [%sp+22*4]
+	sub	%l4, %i2, %l4
 	add	%sp, 23*4, %i1
 	add	%i1, %i2, %i2
+	st	%l4, [%l3]
 	/* Copy down argv */
 21:	ld	[%i2], %i3
 	add	%i2, 4, %i2
diff --git a/sysdeps/sparc/sparc64/dl-machine.h b/sysdeps/sparc/sparc64/dl-machine.h
index 079e1d7530..b2a0e7a0e9 100644
--- a/sysdeps/sparc/sparc64/dl-machine.h
+++ b/sysdeps/sparc/sparc64/dl-machine.h
@@ -544,38 +544,43 @@ _start:
 _dl_start_user:
    /* Load the GOT register.  */
 1:	call	11f
-	sethi	%hi(_GLOBAL_OFFSET_TABLE_-(1b-.)),%l7
-11:	or	%l7,%lo(_GLOBAL_OFFSET_TABLE_-(1b-.)),%l7
-	add	%l7,%o7,%l7
-   /* Save the user entry point address in %l0.  */
-	mov	%o0,%l0
+	 sethi	%hi(_GLOBAL_OFFSET_TABLE_-(1b-.)), %l7
+11:	or	%l7, %lo(_GLOBAL_OFFSET_TABLE_-(1b-.)), %l7
   /* Store the highest stack address.  */
 	sethi	%hi(__libc_stack_end), %g5
+	add	%l7, %o7, %l7
 	or	%g5, %lo(__libc_stack_end), %g5
+   /* Save the user entry point address in %l0.  */
+	mov	%o0, %l0
 	ldx	[%l7 + %g5], %l1
+	sethi	%hi(_dl_skip_args), %g5
 	add	%sp, 6*8, %l2
-	stx	%l2, [%l1]
    /* See if we were run as a command with the executable file name as an
       extra leading argument.  If so, we must shift things around since we
       must keep the stack doubleword aligned.  */
-	sethi	%hi(_dl_skip_args), %g5
 	or	%g5, %lo(_dl_skip_args), %g5
-	ldx	[%l7+%g5], %i0
+	stx	%l2, [%l1]
+	ldx	[%l7 + %g5], %i0
 	ld	[%i0], %i0
 	brz,pt	%i0, 2f
-	 ldx	[%sp+" __S(STACK_BIAS) "+22*8], %i5
+	 ldx	[%sp + " __S(STACK_BIAS) " + 22*8], %i5
 	/* Find out how far to shift.  */
+	sethi	%hi(_dl_argv), %l4
 	sub	%i5, %i0, %i5
-	sllx	%i0, 3, %i2
-	stx	%i5, [%sp+" __S(STACK_BIAS) "+22*8]
-	add	%sp, " __S(STACK_BIAS) "+23*8, %i1
-	add	%i1, %i2, %i2
+	or	%l4, %lo(_dl_argv), %l4
+	sllx	%i0, 3, %l6
+	ldx	[%l7 + %l4], %l4
+	stx	%i5, [%sp + " __S(STACK_BIAS) " + 22*8]
+	add	%sp, " __S(STACK_BIAS) " + 23*8, %i1
+	add	%i1, %l6, %i2
+	ldx	[%l4], %l5
 	/* Copy down argv.  */
 12:	ldx	[%i2], %i3
 	add	%i2, 8, %i2
 	stx	%i3, [%i1]
 	brnz,pt	%i3, 12b
 	 add	%i1, 8, %i1
+	sub	%l5, %l6, %l5
 	/* Copy down envp.  */
 13:	ldx	[%i2], %i3
 	add	%i2, 8, %i2
@@ -584,18 +589,19 @@ _dl_start_user:
 	 add	%i1, 8, %i1
 	/* Copy down auxiliary table.  */
 14:	ldx	[%i2], %i3
-	ldx	[%i2+8], %i4
+	ldx	[%i2 + 8], %i4
 	add	%i2, 16, %i2
 	stx	%i3, [%i1]
-	stx	%i4, [%i1+8]
-	brnz,pt	%i3, 13b
+	stx	%i4, [%i1 + 8]
+	brnz,pt	%i3, 14b
 	 add	%i1, 16, %i1
+	stx	%l5, [%l4]
   /* %o0 = _dl_loaded, %o1 = argc, %o2 = argv, %o3 = envp.  */
 2:	sethi	%hi(_dl_loaded), %o0
-	add	%sp, " __S(STACK_BIAS) "+23*8, %o2
+	add	%sp, " __S(STACK_BIAS) " + 23*8, %o2
 	orcc	%o0, %lo(_dl_loaded), %o0
 	sllx	%i5, 3, %o3
-	ldx	[%l7+%o0], %o0
+	ldx	[%l7 + %o0], %o0
 	add	%o3, 8, %o3
 	mov	%i5, %o1
 	add	%o2, %o3, %o3
@@ -604,7 +610,7 @@ _dl_start_user:
    /* Pass our finalizer function to the user in %g1.  */
 	sethi	%hi(_dl_fini), %g1
 	or	%g1, %lo(_dl_fini), %g1
-	ldx	[%l7+%g1], %g1
+	ldx	[%l7 + %g1], %g1
   /* Jump to the user's entry point and deallocate the extra stack we got.  */
 	jmp	%l0
 	 add	%sp, 6*8, %sp
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-11-23 19:19:22 +0000