You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

57 lines
1.7 KiB

diff -pruN glibc-2.17-c758a686/nptl/pt-crti.S glibc-2.17-c758a686/nptl/pt-crti.S
--- glibc-2.17-c758a686/nptl/pt-crti.S 2012-12-25 08:32:13.000000000 +0530
+++ glibc-2.17-c758a686/nptl/pt-crti.S 2013-07-30 15:53:08.416386853 +0530
@@ -39,5 +39,6 @@
#define PREINIT_FUNCTION __pthread_initialize_minimal_internal
#define PREINIT_FUNCTION_WEAK 0
+#define PREINIT_FUNCTION_HAS_ARGS 1
#include <crti.S>
diff -pruN glibc-2.17-c758a686/sysdeps/i386/crti.S glibc-2.17-c758a686/sysdeps/i386/crti.S
--- glibc-2.17-c758a686/sysdeps/i386/crti.S 2012-12-25 08:32:13.000000000 +0530
+++ glibc-2.17-c758a686/sysdeps/i386/crti.S 2013-07-30 16:38:41.085291690 +0530
@@ -49,6 +49,13 @@
# define PREINIT_FUNCTION_WEAK 1
#endif
+/* If the preinit function takes the argc, argv and envp arguments, push them
+ again on top before making the call. This is only used by for pt-crti for
+ nptl. */
+#ifndef PREINIT_FUNCTION_HAS_ARGS
+# define PREINIT_FUNCTION_HAS_ARGS 0
+#endif
+
#if PREINIT_FUNCTION_WEAK
weak_extern (PREINIT_FUNCTION)
#else
@@ -64,6 +68,18 @@ _init:
/* Maintain 16-byte stack alignment for called functions. */
subl $8, %esp
LOAD_PIC_REG (bx)
+#if PREINIT_FUNCTION_HAS_ARGS
+/* Get argc, argv and envp from the stack and push them again on top so that
+ the called function can access them. Maintain 16-byte alignment for value
+ in %esp for called functions. */
+ movl 16(%esp), %eax
+ movl 20(%esp), %ecx
+ movl 24(%esp), %edx
+ subl $4, %esp
+ pushl %edx
+ pushl %ecx
+ pushl %eax
+#endif
#if PREINIT_FUNCTION_WEAK
movl PREINIT_FUNCTION@GOT(%ebx), %eax
testl %eax, %eax
@@ -73,6 +89,9 @@ _init:
#else
call PREINIT_FUNCTION
#endif
+#if PREINIT_FUNCTION_HAS_ARGS
+ addl $16, %esp
+#endif
.section .fini,"ax",@progbits
.p2align 2