From da74e90200dd19f2f40a47135759eab62e8bfce7 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 11 Sep 1996 01:52:48 +0000 Subject: update from main archive 960910 Wed Sep 11 02:57:31 1996 Ulrich Drepper * configure.in: Quote $add_ons argument in loop to generated prefices. Tue Sep 10 20:43:45 1996 Ulrich Drepper * db/makedb.c: Include . Reported by Fila Kolodny. Tue Sep 10 13:49:08 1996 Ulrich Drepper * inet/herrno.c: Initialize `h_errno' so that we can provide alias. * Makefile (version-info.h): Fix typo in shell script. * sysdeps/i386/i586/strlen.S: Optimize startup code a bit. * sysdeps/i386/i586/strchr.S: Likewise. --- sysdeps/unix/sysv/linux/init-first.h | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/init-first.h (limited to 'sysdeps/unix/sysv') diff --git a/sysdeps/unix/sysv/linux/init-first.h b/sysdeps/unix/sysv/linux/init-first.h new file mode 100644 index 0000000000..dd4f85af9d --- /dev/null +++ b/sysdeps/unix/sysv/linux/init-first.h @@ -0,0 +1,31 @@ +/* The job of this fragment it to find argc and friends for INIT. + This is done in one of two ways: either in the stack context + of program start, or having dlopen pass them in. */ + +#define SYSDEP_CALL_INIT(NAME, INIT) \ +void NAME (void *arg) \ +{ \ + int argc; \ + char **argv, **envp; \ + /* The next variable is only here to work around a bug in gcc <= 2.7.2.1. \ + If the address would be taken inside the expression the optimizer \ + would try to be too smart and throws it away. Grrr. */ \ + int *dummy_addr = &_dl_starting_up; \ + \ + __libc_multiple_libcs = dummy_addr && !_dl_starting_up; \ + \ + if (!__libc_multiple_libcs) \ + { \ + argc = (int) arg; \ + argv = (char **) &arg + 1; \ + envp = &argv[argc+1]; \ + } \ + else \ + { \ + argc = (int) arg; \ + argv = ((char ***) &arg)[1]; \ + envp = ((char ***) &arg)[2]; \ + } \ + \ + INIT (argc, argv, envp); \ +} -- cgit 1.4.1