diff options
Diffstat (limited to 'exec')
| -rw-r--r-- | exec/ChangeLog | 1082 |
1 files changed, 0 insertions, 1082 deletions
diff --git a/exec/ChangeLog b/exec/ChangeLog deleted file mode 100644 index a9300bfa..00000000 --- a/exec/ChangeLog +++ /dev/null @@ -1,1082 +0,0 @@ -2009-04-03 Samuel Thibault <samuel.thibault@ens-lyon.org> - - * exec.c (prepare): Call PREPARE_STREAM earlier to permit calling - finish_mapping on E even after errors, as is already done in do_exec. - -2008-06-10 Samuel Thibault <samuel.thibault@ens-lyon.org> - - * elfcore.c (TIME_VALUE_TO_TIMESPEC): Completely implement instead of - casting `time_value *' into `struct timeval *'. - (dump_core): Reimplement timeradd instead of casting `time_value *' - into `struct timeval *'. - -2004-10-22 Roland McGrath <roland@frob.com> - - * exec.c (check_elf_phdr): Return early on setting ENOEXEC. - Only touch E->info.elf.phdr_addr once, on the PT_LOAD segment that - actually contains the e_phoff location in the file. - (do_exec): If E.info.elf.phdr_addr is zero, don't set BOOT->phdr_size. - -2004-09-26 Roland McGrath <roland@frob.com> - - * priv.h (struct execdata.info.elf): New field `phdr_addr'. - * exec.c (check_elf): Set E->info.elf.phdr_addr here from e_phoff. - (check_elf_phdr): Don't check for PT_PHDR, remove last two args. - (do_exec): Update callers. Set BOOT->phdr_addr and BOOT->phdr_size - using info saved by check_elf. - -2004-02-11 Roland McGrath <roland@frob.com> - - * exec.c (servercopy): Change signature to avoid casted arguments. - Update callers. - (do_exec, S_exec_setexecdata): Update callers. - -2004-02-10 Roland McGrath <roland@frob.com> - - * elfcore.c (dump_core): Include null terminator in note name size, - and round up to four byte alignment. - (dump_core: write_note): Don't round OFFSET after each partial write. - (dump_core): Don't round up to page size before writing notes. - Do round up to page size for offset of each PT_LOAD region. - -2004-01-15 Roland McGrath <roland@frob.com> - - * priv.h (struct execdata.info.elf): Add `execstack' flag. - * exec.c (check_elf_phdr): Set it according to PT_GNU_STACK's PF_X - flag bit. If no PT_GNU_STACK, default to set. - (do_exec): If flag is clear, remove execute permission from stack. - -2002-09-17 Roland McGrath <roland@frob.com> - - * elfcore.c [i386_THREAD_STATE] (fetch_thread_regset): The two types - are not actually identical, must rearrange some members a little. - -2002-06-13 Roland McGrath <roland@frob.com> - - * priv.h (trivfs_protid_t): Type removed (now in trivfs.h). - -2002-05-29 Roland McGrath <roland@frob.com> - - * hashexec.c (check_hashbang): Fix fs id port arg in io_identity call. - - * elfcore.c (dump_core): int -> size_t - -2002-05-10 Roland McGrath <roland@frob.com> - - * exec.c (prepare): Do io_stat when io_map fails as for when - io_map_cntl fails. - -2002-05-01 Roland McGrath <roland@frob.com> - - * elfcore.c [ALPHA_THREAD_STATE] - (ELF_MACHINE, fetch_thread_regset, fetch_thread_fpregset): - New definitions for Alpha CPU. - -2002-04-27 Roland McGrath <roland@frob.com> - - * priv.h: Include <link.h> to get ElfW macro. - * priv.h, exec.c, main.c, hostarch.c: Use `ElfW(TYPE)' in place - of `Elf32_TYPE' throughout. - -2002-03-11 Roland McGrath <roland@frob.com> - - * core.c: File removed. - * Makefile (DIST_FILES): Remove core.c from the list. - - * elfcore.c: New file, used by crash server (../trans) to write - ELF core dump files. Thanks to Jon Arney <jarney1@cox.net> for - spurring me to write this, and for helping to test and debug it. - -2002-01-02 Roland McGrath <roland@frob.com> - - * exec.c (do_exec) [KERN_INVALID_LEDGER]: - Pass extra arguments to task_create for OSF variant. - -2002-01-01 Roland McGrath <roland@frob.com> - - * execmutations.h (SERVERCOPY): New macro. - -2001-12-31 Roland McGrath <roland@frob.com> - - * exec.c (do_exec): thread_array_t -> thread_t * - -2001-11-23 Roland McGrath <roland@frob.com> - - * gcore.c: File moved to ../utils. - * Makefile (DIST_FILES): Remove it. - -2001-04-01 Neal H Walfield <neal@cs.uml.edu> - - * main.c (S_exec_init): Use iohelp_create_empty_iouser. - -2001-06-15 Roland McGrath <roland@frob.com> - - * exec.c (do_exec: user_fd): Add a user ref to returned port. - -2001-02-12 Marcus Brinkmann <marcus@gnu.org> - - * main.c: Change hurd version name from proc to exec. - (main): Add period to doc string. - -2000-10-01 Roland McGrath <roland@frob.com> - - * exec.c: Comments. - -2000-09-24 Roland McGrath <roland@frob.com> - - * exec.c (map): Bail if the requested position + data size does not - fit in the file size. - -2000-07-26 Mark Kettenis <kettenis@gnu.org> - - * Makefile (HURDLIBS): Reorder libs such that the threads lib - comes before the ports lib. This makes sure the functions in - libthreads properly override the stubs in libports with the new - dynamic linker semantics in glibc 2.2. - -2000-07-20 Thomas Bushnell, BSG <tb@mit.edu> - - * hashexec.c (check_hashbang): Count characters in interp - correctly. Fix from Kalle Olavi Niemitalo <tosi@stekt.oulu.fi>. - -2000-03-23 Mark Kettenis <kettenis@gnu.org> - - * exec.c (do_exec): Set interp.file to MACH_PORT_NULL before the - first `goto out'. - -2000-03-20 Roland McGrath <roland@baalperazim.frob.com> - - * main.c (trivfs_allow_open): Initialize to zero. - (trivfs_support_read, trivfs_support_write): Likewise. - (trivfs_support_exec): Variable removed. - - * exectrans.c: Obsolete file removed. - * Makefile (DIST_FILES): Remove it. - -2000-03-17 Roland McGrath <roland@baalperazim.frob.com> - - * hashexec.c (check_hashbang): Use strpbrk directly instead of strsep. - Fix up INTERP_LEN properly in the no-argument case. - -2000-03-17 Thomas Bushnell, BSG <tb@mit.edu> - - * main.c (S_exec_init): Don't use MOVE_SEND in Hurd RPC. - -2000-03-17 Roland McGrath <roland@baalperazim.frob.com> - - * exec.c (do_exec): Use ports_get_send_right. - -2000-03-13 Roland McGrath <roland@baalperazim.frob.com> - - * priv.h (EXECDATA_STREAM): Define this only #ifdef BFD. - The non-BFD exec server is now completely independent of stdio magic; - it uses only those interfaces documented in the C library manual, - which are provided both by old GNU stdio and by GNU libio. - Resurrecting the BFD exec server will require using magic again, - for which libio-specific magic needs to be written. - - * exec.c [! EXECDATA_STREAM] (prepare_stream): Replace no-op with real - function to initialize map_* members to zero. - - * priv.h (EXECDATA_STREAM): New macro, always defined for now. - (struct execdata) [! EXECDATA_STREAM]: Add members - map_buffer, map_bsize, map_fsize, map_filepos in place of stream. - (map_buffer, map_filepos, map_set_fsize): New macros for accessing - those or stream. - [! EXECDATA_STREAM] (map_fsize, map_vsize): Define using new members. - - * exec.c (map): Rewritten purely using those accessor macros. - (input_room): Set the __target, __bufp, __error, and __eof members, - which are no longer set by map. - [! EXECDATA_STREAM] (prepare_stream, prepare_in_memory): Make no-ops. - (input_room, close_exec_stream, fake_seek, prepare_stream, - prepare_in_memory): Conditionalize these defns on [EXECDATA_STREAM]. - (load_section): Always use map instead of stdio. - Replace bcopy with memcpy. - (check_gzip: zipread): Rewrite using map instead of stdio. - (check_bzip2: zipread): Likewise. - - * hashexec.c (check_hashbang): Fix up multiple fencepost brainos. - - * hashexec.c (check_hashbang): Fix fencepost error in last change. - - * exec.c (map): Made global. - * priv.h: Declare it. - (map_fsize, map_vsize): New macros for accessing state set up by map. - * hashexec.c (check_hashbang): Use map and copying operations rather - than stdio to extract the first line from the file. Move finish call - to immediately after reading the line. - - * exec.c (map): If E->file_data is set, diagnose EOF before going to - direct io_read. - (prepare_in_memory): New function, broken out of check_gzip before - last change. - (check_gzip, check_bzip2): Use it. - - * exec.c (prepare_stream): New function, broken out of prepare. - (prepare): Call it. - [_STDIO_USES_IOSTREAM]: Do #error if this is defined. - (map, input_room, close_exec_stream, fake_seek, prepare_stream): - Conditionalize all these definitions on [! _STDIO_USES_IOSTREAM]. - Only map and prepare_stream are called from elsewhere in the code. - (check_gzip): Don't reinitialize E->stream, since it will in fact not - be used again. - (check_bzip2): Likewise. - -2000-03-09 Roland McGrath <roland@baalperazim.frob.com> - - * hostarch.c (elf_machine_matches_host): Don't recognize EM_486, - since newer <elf.h>'s don't define it any more. - -2000-02-27 Roland McGrath <roland@baalperazim.frob.com> - - * hashexec.c (check_hashbang: user_fd): Add a user ref to DTABLE[FD] - send right, because caller (hurd_file_name_lookup internals) will - consume one. - - * hashexec.c (check_hashbang): When dealloc'ing DTABLE ports, - optimize out syscall for null ports. - -1999-11-08 Roland McGrath <roland@baalperazim.frob.com> - - * exectrans.c (trivfs_support_write, trivfs_support_exec): Variables - removed. - (trivfs_allow_open): Set to just O_READ. - -1999-09-09 Roland McGrath <roland@baalperazim.frob.com> - - * Makefile (exec.static-LDFLAGS): Variable removed. - -1999-07-17 Roland McGrath <roland@baalperazim.frob.com> - - * exec.c (servercopy): Removed unused variable. - -1999-07-11 Roland McGrath <roland@baalperazim.frob.com> - - * exec.c (load_section): Fix typos in last change. - -1999-07-11 Thomas Bushnell, BSG <tb@mit.edu> - - * exec.c (load_section): Use mmap instead of vm_allocate when - allocating in mach_task_self (). - (servercopy): Likewise. - (do_exec): Likewise. - * hashexec.c (check_hashbang): Likewise. - -1999-07-10 Roland McGrath <roland@baalperazim.frob.com> - - * hostarch.c (mach_host_elf_machine): Replaced with ... - (elf_machine_matches_host): New function. Instead of returning - an ELF EM_* code, take one and check if it matches the host; - operate only on mach_host_self(), cache results, - Grok CPU_TYPE_{I486,PENTIUM,PENTIUMPRO} to accept EM_386 or EM_486. - Grok POWERPC, ALPHA, HPPA types. - * exec.c (check_elf): Call elf_machine_matches_host instead of - comparing against elf_machine. - (load_section): #if 0 out no-op code that uses elf_machine. - * priv.h (elf_machine_matches_host): Declare it. - (elf_machine, mach_host_elf_machine): Remove decls. - * main.c (main) [!BFD]: Don't call mach_host_elf_machine. - (elf_machine): Variable removed. - - * exec.c (map): Don't cast arg to munmap to vm_address_t. - - * priv.h: Add #include <sys/mman.h> for munmap decl. - -1999-07-03 Thomas Bushnell, BSG <tb@mit.edu> - - * core.c (core_dump_task): Use munmap instead of vm_deallocate, - when it's from our own task. - * elfcore.c: Likewise. - * exec.c (load_section): Likewise. - (map): Likewise. - (close_exec_stream): Likewise. - (finish_mapping): Likewise. - (load): Likewise. - (do_exec): Likewise. - (S_exec_setexecdata): Likewise. - * hashexec.c (check_hashbang): Likewise. - * main.c (deadboot): Likewise. - -1999-06-04 Roland McGrath <roland@baalperazim.frob.com> - - * exec.c (map): Fix mapping calls to use F->__offset consistently - instead of F->__target. - -1999-05-16 Roland McGrath <roland@baalperazim.frob.com> - - * hashexec.c (check_hashbang): Fix bug in last change. - -1999-05-15 Roland McGrath <roland@baalperazim.frob.com> - - * hashexec.c (check_hashbang): Trim trailing blanks after interpreter - argument. - -1998-09-05 OKUJI Yoshinori <okuji@kuicr.kyoto-u.ac.jp> - - * do-bunzip2.c: New file. - * exec.c (check_bzip2): New function. - (BZIP2): New cpp symbol. If defined, bunzip2 engine is enabled. - * Makefile (bzip2-objects): New variable. - (OBJS): Add bzip2-objects. - (CPPFLAGS): Add -DBZIP2. - -1999-04-27 Roland McGrath <roland@baalperazim.frob.com> - - * exec.c (do_exec): Implement EXEC_SIGTRAP flag. - -1998-12-27 Roland McGrath <roland@baalperazim.frob.com> - - * main.c (S_exec_init): Deallocate PROCSERVER port when finished. - -1998-12-27 Roland McGrath <roland@baalperazim.frob.com> - - * main.c (S_exec_init): Remove variable DEV_MASTER; pass null instead - since we don't need it. Use assert_perror on getting the host-priv - port and on startup_essential_task, since init will hang until we've - done made that RPC. - -1998-12-26 Roland McGrath <roland@baalperazim.frob.com> - - * exec.c (do_exec): Fix conditional for cleaning up INTERP, - from nonnull E.interp.section to nonnull INTERP.file. - If we failed to open the interpreter file, INTERP.file will be - null and the rest of INTERP will be uninitialized. - -1998-12-21 Roland McGrath <roland@baalperazim.frob.com> - - * main.c (S_exec_init): Don't call set_active_trans. - (set_active_trans): Function removed. - - * Makefile (HURDLIBS): Add missing implied library deps. - -1998-11-25 Mark Kettenis <kettenis@phys.uva.nl> - - * main.c (S_exec_init): Call _hurd_proc_init with new args set to - zero. - - * hashexec.c (check_hashbang): Fix typo: interplen -> interp_len. - -Thu Nov 5 15:26:50 1998 Thomas Bushnell, BSG <tb@mit.edu> - - * hashexec.c (check_hashbang): Keep INTERP_LEN with the correct - value (bytes of memory holding INTERP) for later use. - (check_hashbang: setup_args): Set argv[0] from the interpreter - name, not copied from the existing command line. - -1998-10-26 Roland McGrath <roland@baalperazim.frob.com> - - * hashexec.c: Use mach_* instead of __mach_*. - -1998-07-15 Roland McGrath <roland@baalperazim.frob.com> - - * exec.c (do_exec): Set boot->phdr_addr and boot->user_entry after - loading, to addresses adjusted for actual run-time load address. - -Wed Aug 20 14:02:11 1997 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> - - * main.c (main): New args for - ports_manage_port_operations_multithread. - -1997-06-30 Miles Bader <miles@gnu.ai.mit.edu> - - * main.c (main): Arg parsing added. - (argp_program_version): New variable. - Include <argp.h>. - -Mon Jan 20 16:16:33 1997 Miles Bader <miles@gnu.ai.mit.edu> - - * hashexec.c (check_hashbang): `preempter' -> `preemptor'. - -Sat Nov 23 16:26:55 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> - - * priv.h (mach_host_elf_machine): New prototype. - * hostarch.c: Include "priv.h". - -Mon Nov 18 17:45:48 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> - - * exec.c (load_section): If ANYWHERE, then make sure ADDR starts - out at least past the first page, so that we don't take it. Then - the library can (if desired) make the page no-access. - -Fri Nov 15 17:34:23 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> - - * exec.c: Don't include <hurd/shared.h> any more. - - * main.c (S_exec_init): New arg syntax of trivfs_open. - -Mon Oct 7 21:31:25 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> - - * exec.c (fake_seek): New function. - (prepare): Initialize E->stream.__io_funcs.seek to fake_seek; this - is called now that stdio doesn't assume it always knows the file - position. - -Thu Sep 12 16:30:12 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> - - * Makefile (HURDLIBS): New variable. - (exec): Delete special dependencies. - -Thu Sep 5 11:11:19 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> - - * main.c: Include <version.h>. - (exec_version): Delete variable. - (S_exec_init): Pass empty string as release; HURD_VERSION - as version. - -Thu Aug 29 13:00:38 1996 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> - - * priv.h: Only include <bfd.h> if BFD. Only declare - host_bfd_arc_info, and bfd_host_bfd if BFD. If not BFD, give - typedef for asection. - * main.c: Only define host_bfd_arch_info, host_bfd, and - bfd_mach_host_arch_mach if BFD. - (main): Only call bfd_mach_most_arch_mach if BFD. - Call mach_host_elf_machine. - * hostarch.c (bfd_mach_host_arch_mach): Only define if BFD. - Delete arg E_MACHINE. All callers changed. - (mach_host_elf_machine): New function. - -Sun Jul 7 21:13:22 1996 Michael I. Bushnell, p/BSG <mib@gnu.ai.mit.edu> - - * exec.c (S_exec_exec): Don't use unsafe MOVE_SEND in call to - interruptible exec_exec stub. - -Mon Jul 1 16:08:03 1996 Michael I. Bushnell, p/BSG <mib@gnu.ai.mit.edu> - - * Makefile (DIST_FILES): Removed crash.c. - * crash.c: Moved to ../trans. - -Thu Jun 20 15:43:51 1996 Michael I. Bushnell, p/BSG <mib@gnu.ai.mit.edu> - - * Makefile (exec): Link against fshelp too now. - - * exec.c (do_exec): Call proc_setowner *after* possible - proc_reassign; otherwise it modifies the stub process's state and - not the real process's. - -Wed Jun 19 14:08:15 1996 Miles Bader <miles@gnu.ai.mit.edu> - - * exec.c (do_exec, S_exec_exec): Pass 0 for new LOOKUP arg to - hurd_file_name_lookup. - * hashexec.c (hurd_file_name_path_lookup): Declaration removed. - (check_hashbang): Pass 0 for new LOOKUP arg to hurd_file_name_lookup. - -Wed Jun 12 21:17:33 1996 Michael I. Bushnell, p/BSG <mib@gnu.ai.mit.edu> - - * gzip.h (basename): Comment out declaration; it conflicts with - libc's. - - * exec.c (do_exec): If secure, set the owner with proc_setowner. - -Fri May 10 16:47:11 1996 Miles Bader <miles@gnu.ai.mit.edu> - - * hashexec.c (search_path): Don't make PATH or PFXED_NAME const. - -Fri May 10 09:20:26 1996 Michael I. Bushnell, p/BSG <mib@gnu.ai.mit.edu> - - * exec.c (do_exec) [use1]: Use new auth_user_authenticate interface. - * hashexec.c (check_hashbang) [userport/reauthenticate]: Likewise. - - * hashexec.c (check_hashbang) [setup_args/search_path]: Declare - PATH to be `char const *'. - -Tue May 7 16:24:52 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu> - - * hashexec.c (check_hashbang): Use io_identity instead of io_stat to - compare files. - -Mon May 6 14:26:41 1996 Michael I. Bushnell, p/BSG <mib@gnu.ai.mit.edu> - - * main.c (exec_version): Upgrade to 0.0. - -Fri May 3 14:16:17 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu> - - * exec.c (map): Use F->__offset and F->__target properly. - -Thu May 2 10:21:37 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu> - - * exec.c (map): Fix fencepost error in check of current mapping - window. Request round_page (LEN) bytes in io_read to avoid many small - reads. - - * exec.c (do_exec): Terminate OLDTASK if we get an error after killing - its threads and deallocating its address space. - -Tue Apr 30 11:36:25 1996 Michael I. Bushnell, p/BSG <mib@gnu.ai.mit.edu> - - * exec.c (check_gzip) [ziprderr]: Treat all read errors as - ENOEXEC. First off, because that's what they are; also because - some callers of read_error don't set errno at all. - -Mon Apr 29 15:11:55 1996 Michael I. Bushnell, p/BSG <mib@gnu.ai.mit.edu> - - * exec.c (check_section): If the format makes no sense, return - ENOEXEC, not EINVAL. - (check_bfd): Likewise. - (check_elf): Likewise. - (check_elf_phdr): Likewise. - (do_exec): Likewise. - - * exec.c (do_exec): Use correct args to ports_create_port. - -Sat Apr 27 06:02:42 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu> - - * crash.c: Use ports_create_port instead of ports_allocate_port, and - notice the error. - * exec.c: Likewise. - -Tue Apr 23 18:53:54 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu> - - * hashexec.c (check_hashbang: user_port): Use default root port when - secure. - -Mon Apr 15 12:48:35 1996 Michael I. Bushnell, p/BSG <mib@gnu.ai.mit.edu> - - * Makefile (DIST_FILES): Add elfcore.c, crash.c, and exectrans.c. - (SRCS): That's hashexec.c, not .o. - - * Makefile (exec-MIGSFLAGS): Look for execmutations.h in - $(srcdir). - -Mon Apr 8 15:49:39 1996 Miles Bader <miles@gnu.ai.mit.edu> - - * exec.c (prepare): If io_map returns EOPNOTSUPP, suppress the - error, and still setup E's stream. - (prepare_and_check): If prepare returns an error, do no more. - -Thu Mar 28 14:06:07 1996 Miles Bader <miles@gnu.ai.mit.edu> - - * hashexec.c (check_hashbang): Pass open flags & mode args to - hurd_file_name_path_lookup. - -Mon Feb 26 16:33:22 1996 Miles Bader <miles@gnu.ai.mit.edu> - - * hashexec.c (check_hashbang): Correctly deal with interpreter - lines having no argument. - -Sat Jan 13 12:28:03 1996 Miles Bader <miles@gnu.ai.mit.edu> - - * hashexec.c (check_hashbang): Use hash_file_name_path_lookup() - instead of doing the path search ourselves, and get rid of - LOOKUP_CWDIR & associated logic. - * exec.c (S_exec_exec): Use strdupa(). Also update use of - hurd_file_name_lookup() [still probably not right though]. - -Thu Jan 11 15:36:18 1996 Miles Bader <miles@gnu.ai.mit.edu> - - * hashexec.c (check_hashbang): When using executable name found on - the path, don't return alloca()ed memory from search_path(); use - malloc() instead. - Use envz_get() to search the environment. - - * exec.c (S_exec_exec): Use envz_get() to search the environment. - -Thu Jan 4 11:30:15 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (safe_bzero): Rewritten using hurd_catch_signal. - * hashexec.c (check_hashbang): Rearrange arg frobbing code - somewhat to use hurd_catch_signal instead of old preemption interface. - -Fri Dec 29 15:54:06 1995 Miles Bader <miles@gnu.ai.mit.edu> - - * exec.c (do_exec): Be careful not to look at BOOT after we - release our reference on it. - Correctly initialize BOOT->intarray in the case where NINTS < - INIT_INT_MAX but we don't alloc a new array. - -Fri Dec 15 01:53:07 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (map): Rearrange code to fix some bugs and not remap - unless necessary. - (input_room): Simplify. - (check_elf): Extract all information from file header before - calling `map' for program headers. - -Sat Nov 25 22:10:41 1995 Miles Bader <miles@gnu.ai.mit.edu> - - * crash.c (S_msg_sig_post_untraced): Also let the debugger have - the process back if it's posting the crashing signal. - -Tue Nov 21 15:01:56 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (safe_bzero): New function, broken out of load_section. - (load_section): Call it. - - * main.c (going_down): Variable removed. - (deadboot): Don't test it. Instead, use ports calls to check if - there are no other live ports. - (trivfs_goaway): Don't set it. - -Wed Nov 15 19:40:44 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * hashexec.c (user_port): Fixed port selection logic. - (check_hashbang): Fixed PATH searching in script name guessing. - -Mon Nov 13 15:11:37 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (S_exec_startup): Compatibility RPC removed. - - * exec.c (load_section): Catch faults while zeroing partial bss page. - -Sun Nov 5 00:15:07 1995 Miles Bader <miles@gnu.ai.mit.edu> - - * main.c (main): Add flags arg to trivfs_startup call. - -Wed Oct 25 15:50:38 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (S_exec_startup_get_info): New function, modified from - S_exec_startup. - (S_exec_startup): Just call it. - * main.c (exec_demuxer): Call exec_startup_server. - -Tue Oct 24 19:21:20 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * Makefile (OBJS): Add exec_startupServer.o. - - * priv.h (struct bootinfo): Use vm_size_t for phdr_size. - -Wed Oct 18 18:36:30 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * hashexec.c (check_hashbang: prepare_args): Enable and clean up - code to guess the name of the script before resorting to /dev/fd. - -Wed Oct 18 03:05:05 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * hashexec.c: New file. - * exec.c (struct execdata): Moved to priv.h. - (std_*, finish): Make global. - (do_exec): Only reset CWDIR when null, even if secure. - Actually call check_hashbang and return success if it does. - Use new hurd_file_name_lookup protocol with private callbacks to open - interpreter file on behalf of client. - Remove `bootout' label; use `stdout' or `out' as appropriate instead. - At `out' label always deref BOOT, which cleans it up iff necessary. - (S_exec_exec): #if 0 out $EXECSERVERS processing for time being. - * priv.h: Added some #includes. - (struct execdata): Moved here from exec.c. - (std_*): Declare these. - (finish, check_hashbang): Declare them. - * Makefile (SRCS, OBJS): Add hashexec.[co]. - (DIST_FILES): Remove it from here. - -Wed Oct 11 01:45:32 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * main.c, priv.h, execmutations.h: New files. - * exec.c: Server mechanics removed; now uses libtrivfs/libports. - Main program split out into main.c. - (std_lock): New variable (rwlock). - (do_exec): Acquire reader lock to access std_ints and std_ports. - (S_exec_setexecdata): Acquire writer lock to change them. - * Makefile (OBJS): Add main.o; remove fsysServer.o, notifyServer.o. - (LCLHDRS): Add priv.h and execmutations.h. - (exec-MIGSFLAGS): New variable. - (exec): Depend on livtrivfs, libthreads, libshouldbeinlibc. - -Mon Oct 2 10:33:14 1995 Michael I. Bushnell, p/BSG <mib@gnu.ai.mit.edu> - - * exec.c (do_exec): Doc fix. - -Wed Sep 27 11:21:19 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (do_exec): Don't set NEWTASK's bootstrap port until after - we have finished completely with OLDTASK. - (do_mach_notify_no_senders): Remove bogus mod_refs call on - receive_portset. - -Wed Sep 20 19:57:55 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (struct bootinfo): New members `phdr_addr', `phdr_size', - `user_entry'. - (do_exec): Set them. Code rearranged to construct bootinfo before - looking up interpreter file, keep proper track of port rights and - VM copied into bootinfo (there were leaks). - -Sat Sep 16 13:15:42 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * Makefile: Remove vpath directive. - -Fri Sep 8 17:50:03 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * Makefile (OTHERLIBS, CPPFLAGS): Disable bfd by default. - -Mon Aug 28 16:57:14 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (S_fsys_forward): New stub function. - -Sun Jul 30 23:49:49 1995 Michael I. Bushnell, p/BSG <mib@geech.gnu.ai.mit.edu> - * Makefile (SRCS): Added unzip.c, util.c, and inflate.c. - -Thu Jul 6 15:32:39 1995 Michael I Bushnell <mib@duality.gnu.ai.mit.edu> - - * hostarch.c (bfd_mach_host_arch_mach): Remove assignment from - inside if test. - - * Makefile: Removed dependencies that are now automatically - generated. - -Wed Jul 5 18:00:49 1995 Michael I Bushnell <mib@duality.gnu.ai.mit.edu> - - * Makefile (OTHERLIBS): Define var. - (all, exec): Delete targets. - -Tue Jun 27 11:48:08 1995 Michael I Bushnell <mib@duality.gnu.ai.mit.edu> - - * exec.c (load_section): Remove assignments from if tests. - (map): Likewise. - (prepare): Likewise. - (load): Likewise. - (servercopy): Likewise. - (do_exec): Likewise. - (S_exec_setexecdata): Likewise. - (S_exec_exec): Put extra parens around assignment inside while - test. - -Thu Jun 8 02:57:28 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (struct execdata.info.elf): Add members `anywhere' and - `loadbase'. - (load_section): Use them; if `anywhere' set, load the section anywhere. - Record load address in `loadbase'. - (check_elf): Initialize `anywhere' and `loadbase'. - (postload): Merged into load. - (load): Perform postload functionality here, after calling - finish_mapping. - (finish): Take new flag arg; deallocate file port only if set. - (do_exec): Pass flag to finish appropriately. - Don't call finish_mapping and postload after load. KLUDGE: Load - the interpreter before the program instead of after. - -Mon Jun 5 06:42:33 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c: Majorly revamped: Now supports the ELF format directly. - Secondarily uses the BFD library #ifdef BFD. Supports gunzipping - only #ifdef GZIP. - * hostarch.c: Rewritten to unconditionally return both BFD and ELF - machine types. - -Fri May 12 18:59:21 1995 Miles Bader <miles@churchy.gnu.ai.mit.edu> - - * exec.c (S_fsys_set_options, S_fsys_mod_readonly): Change from - mod_readonly to set_options. - -Thu Apr 20 22:14:47 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (check_gzip): Rewind the stream before calling - `get_method'. Open a new BFD on the uncompressed data stream - before return. - -Sun Apr 9 01:27:10 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (struct execdata) [BFD]: New member `interp_section'. - (check_section): Notice section named ".interp" and set that pointer. - (load_section): Do nothing if the section is zero size. - When reading into our copy of the overlap page, don't read past - the end of the section. - (do_exec): Consolidate new subfunction `check_maybe_gzip'. - If there is an interpreter section, load the interpreter file too, - and use its entry point instead of the user program's. Cleaned up - and made more robust deallocation of BOOT info on error. - (deadboot): New function, split out of do_mach_port_notify_no_senders. - - * Makefile (vpath lib%.a): Add search path. - (exec): Depend on -lbfd and -liberty. - (CPPFLAGS): Append -DBFD; omit -DA_OUT_H=... - (bfdexec): Target removed. - * exec.c (load_section): fseek to desired position before freading. - (input_room): Always map a page-aligned region. - -Thu Feb 9 01:01:57 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (check_section): Don't check SEC_RELOC flag. - -Wed Feb 8 19:48:11 1995 Michael I Bushnell <mib@duality.gnu.ai.mit.edu> - - * exec.c (load_section) [BFD]: BFD does not set SEC_HAS_CONTENTS - on a.out BSS's ever; don't make zeroing of bss conditional on that. - It's not clear exactly what SEC_HAS_CONTENTS is for anyhow; - perhaps the Right Thing is to set in on BSS. In any case, don't - depend on this flag here. - -Sat Jan 28 17:08:02 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (prepare): Give the stream a seek function. - -Sun Jan 22 03:16:17 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c: Update BFD code; it works now. - * hostarch.c [BFD]: Fix prototype. - -Thu Jan 19 01:24:18 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * hostarch.c: Add case for CPU_TYPE_ALPHA. - - * hostarch.c (bfd_mach_host_arch_mach, aout_mach_host_machine): - Use mach_msg_type_number_t instead of unsigned int. Cast - &HOSTINFO to (natural_t *). - -Sun Jan 15 06:29:56 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c [BFD] (bfd_mach_host_arch_mach): In decl, MACHINE arg is - `long int *' now. - [BFD] (host_bfd_arch_info): New variable. - [BFD] (host_bfd): Initialize `arch_info' member to its address. - (check) [BFD]: Use bfd_arch_get_compatible properly, rather than the - nonexistent bfd_arch_compatible. - (main) [BFD]: Fill in host_bfd.arch_info instead of old - `obj_machine' and `obj_archiecture' members, which BFD no longer has. - * hostarch.c [BFD] (bfd_mach_host_arch_mach): MACHINE arg is `long - int *' now. - -Tue Dec 13 23:28:08 1994 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * Makefile (OBJS): Add unzip.o util.o inflate.o. - (LCLHDRS): Add gzip.h crypt.h tailor.h. - (unzip.o util.o inflate.o): Depend on those. - (CFLAGS): Use +=. - * inflate.c, unzip.c, util.c, tailor.h, gzip.h, crypt.h: New files. - -Sun Dec 11 19:49:01 1994 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (struct execdata): New members `headbuf', `file_data', - `optimal_block'. - (load_section): Copy data from U->file_data if that is nonnull. - Use new subfunction `write_to_task' that handles non-page aligned - sections. - (input_room): Fix EOF check. - Use io_read if no memory object. - (prepare): New function, broken out of check. - Initialize E->file_data and E->optimal_block. Set - E->stream.__seen bit. - (check): No longer take FILE arg. - Use E->file_data if nonnull; else read from stream if no memory object. - (finish_mapping): Reset members after deallocating resources. - (finish): Likewise. Call fclose. Don't deallocate E->header if - it points to &E->headbuf or E->file_data. - (check_gzip): New function, implements executing gzip'd binaries. - (do_exec): Call prepare before check. - Call check_gzip if file format unrecognized. - -Wed Nov 9 01:40:28 1994 Michael I Bushnell <mib@geech.gnu.ai.mit.edu> - - * exec.c (set_active_trans): Don't deallocate EXECNODE here to - work around a ufs bug. - - * exec.c: Include <hurd/paths.h> and <fcntl.h>. - (set_active_trans): New function. - (S_exec_init): Call set_active_trans. - -Wed Aug 31 11:16:04 1994 Michael I Bushnell <mib@geech.gnu.ai.mit.edu> - - * exec.c (load_section): Pass address of stream in call to fread. - (input_room): Cast second arg to vm_deallocate. Dereference F - in setting __error member. - (close_exec_stream): Provide all three args to vm_deallocate - and cast the second one properly. - -Wed Aug 31 04:32:26 1994 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c (do_exec): Do check before task_suspend. - #if 0'd out: If check gets ENOEXEC, call check_hashbang. - (struct execdata): Move member `stream' outside of [BFD]. - (load_section): Use fread instead of hand mapping and copying - unconditionally (was [BFD]); old code left #if'd out. - (close_exec_stream): Renamed from close_stdio_bfd; moved out of [BFD]. - (input_room): Define unconditionally, not [BFD]. - (check): Set up E->stream unconditionally. - -Tue Aug 30 11:58:27 1994 Michael I Bushnell <mib@geech.gnu.ai.mit.edu> - - * exec.c (S_fsys_syncfs, S_fsys_mod_readonly): New stubs. - - * exec.c (set_init_port): Use new authentication protocol. - - * exec.c (S_exec_exec): Call hurd_file_name_lookup instead - of hurd_path_lookup. - - * exec.c (S_fsys_getroot): Return FS_RETRY_NORMAL instead - of FS_RETRY_NONE. - - * exec.c (procserver): New global variable. - (S_exec_init): Set procserver. - (do_exec): Use `procserver' instead of USEPORT macro. - (S_exec_init): Likewise. - -Mon Aug 29 13:08:44 1994 Michael I Bushnell <mib@geech.gnu.ai.mit.edu> - - * exec.c (do_exec): Enable and fix up code for doing proc_reassign - in the EXEC_NEWTASK case. - (do_exec): If we don't provide the proc port, and this is a - newtask exec, then use the proc port to fetch a new one - corresponding to the new task. - -Wed Aug 17 14:59:58 1994 Michael I Bushnell <mib@geech.gnu.ai.mit.edu> - - * exec.c (S_exec_exec): Bother to pass flags to do_exec. - - * exec.c (essentialstartupport, essentialhostport): Deleted vars. - (S_exec_init): Do startup_essential_task here like before, but - make sure we do it last. - (S_exec_setexecdata): Don't do startup_essential_task here. - -Tue Aug 16 10:02:50 1994 Michael I Bushnell <mib@geech.gnu.ai.mit.edu> - - * exec.c (set_init_port): Don't assume that MACH_PORT_NULL == 0. - (do_exec): Likewise. - -Mon Aug 15 21:23:13 1994 Roland McGrath <roland@churchy.gnu.ai.mit.edu> - - * exec.c: Include <unistd.h> for getpid decl. - (set_init_port): Use pid_t for PID. - (S_exec_init): Pass poly arg to proc_execdata_notify. - -Mon Aug 15 15:24:45 1994 Michael I Bushnell <mib@geech.gnu.ai.mit.edu> - - * exec.c (do_exec): Finish implementing EXEC_SECURE flag; - implement EXEC_DEFAULTS flag. - (S_exec_init): Delay startup_essential_task until after - we've received the first essential ports from the proc server. - (essentialstartupport essentialhostport): New global vars. - -Fri Jul 22 10:21:30 1994 Michael I Bushnell <mib@geech.gnu.ai.mit.edu> - - * Makefile: Rewritten in accord with new scheme. - * exec.c: Include "exec_S.h" instead of "exec_server.h". - Include "notify_S.h". - -Tue Jul 19 20:51:58 1994 Roland McGrath (roland@churchy.gnu.ai.mit.edu) - - * Makefile (exec_server.h execServer.c, fsys_S.h fsysServer.c): - Find .defs file in ../hurd, not $(includedir). - -Tue Jul 19 12:42:32 1994 Michael I Bushnell (mib@churchy.gnu.ai.mit.edu) - - * exec.c (S_fsys_getroot): New arg `dotdot'; don't do anything - with it. - (S_fsys_startup): Removed dotdot args. - (main): Deleted var `dotdot'; don't expect it from fsys_startup. - - * Makefile (exec): Don't use variable $(link) anymore. - -Tue Jul 5 14:20:15 1994 Michael I Bushnell (mib@churchy.gnu.ai.mit.edu) - - * Makefile (SRCS, TAGSHDRS): New variables. - -Fri Jun 24 14:42:59 1994 Michael I Bushnell (mib@churchy.gnu.ai.mit.edu) - - * exec.c (load_section) [AOUT, mapstart > addr]: Dereference - U->header in use of N_MAGIC. - -Fri Jun 24 02:40:32 1994 Roland McGrath (roland@churchy.gnu.ai.mit.edu) - - * exec.c (load_section): Store protection of section in new local - VM_PROT. If vm_write of overlap page gets KERN_PROTECTION_FAILURE, - change protection of overlap page long enough to write it. - [AOUT]: Return ENOEXEC if there is overlap in NMAGIC or ZMAGIC. - -Thu Jun 16 16:15:17 1994 Michael I Bushnell (mib@geech.gnu.ai.mit.edu) - - * exec.c (S_fsys_getroot): Implement new fsys_getroot interface. - -Mon Jun 13 04:06:24 1994 Roland McGrath (roland@geech.gnu.ai.mit.edu) - - * exec.c (check): Store FILE in E->file. - -Tue May 31 17:20:24 1994 Roland McGrath (roland@geech.gnu.ai.mit.edu) - - * a.out.h (struct exec): Type removed. - (OMAGIC, NMAGIC, ZMAGIC, N_MAGIC, N_MACHTYPE, N_BADMAG): Macros - removed. Just #include "a.out.gnu.h" to get all these defined. - (N_TXTLEN, N_TXTOFF): Use N_MAGIC instead of a_magic member. - - * Makefile (DIST_FILES): Add a.out.gnu.h. - (exec.o, hostarch.o): Depend on a.out.gnu.h. - -Fri May 27 01:40:04 1994 Roland McGrath (roland@churchy.gnu.ai.mit.edu) - - * exec.c (servercopy): New function to check the servercopy flag - and possibly vm_allocate a copy of argument data. - (do_exec): Take new args DTABLE_COPY, PORTARRAY_COPY, - INTARRAY_COPY. Use servercopy for ARGV, ENVP, DTABLE, PORTARRAY, - and INTARRAY. - (S_exec_exec): Take those new args and pass them to do_exec. - (S_exec_setexecdata): Take new args PORTS_COPY and INTS_COPY. - Use servercopy for PORTS and INTS. - (S_exec_startup): Never copy from info in *BOOT, always just set - the argument pointers to the pointers in *BOOT. MiG will copy and - deallocate the space as necessary. - - * exec.c (check): Lock and unlock E->cntl->lock properly. - (finish_mapping): New function, broken out of finish. - (postload_section): New function, broken out of load_section. - (postload): New function, like load but calls postload_section. - (do_exec): Call finish_mapping and postload between load and finish. - -Tue May 24 19:49:16 1994 Roland McGrath (roland@churchy.gnu.ai.mit.edu) - - * exec.c (S_exec_exec): Use strsep instead of strtok. - (main): Keep looping after error from mach_msg_server. - -Tue May 24 14:22:16 1994 Michael I Bushnell (mib@churchy.gnu.ai.mit.edu) - - * exec.c (load_section): Cast arg to vm_deallocate properly. - -Tue May 24 01:05:08 1994 Roland McGrath (roland@churchy.gnu.ai.mit.edu) - - * exec.c (struct bootinfo): Remove members argv_vmalloc, envp_vmalloc. - (do_exec): Don't set BOOT->argv_vmalloc or BOOT->envp_vmalloc. If - ARGV_COPY is set, vm_allocate space for ARGV; likewise for - ENVP_COPY and ENVP. - (S_exec_startup): Don't test BOOT->argv_vmalloc and - BOOT->envp_vmalloc; BOOT->argv and BOOT->envp are always vm_allocate'd. - (do_mach_notify_no_senders): Likewise. - (load_section): Handle non-bss sections that are not page aligned. - -Mon May 23 22:01:11 1994 Roland McGrath (roland@churchy.gnu.ai.mit.edu) - - * exec.c (S_exec_exec): Reverse args to memmem. - (do_exec): Don't vm_deallocate DEALLOCNAMES or DESTROYNAMES; mig - deallocates the space for us. - -Tue May 17 13:33:41 1994 Michael I Bushnell (mib@churchy.gnu.ai.mit.edu) - - * exec.c (S_exec_init): Don't deallocate host_priv until after - we've used it in the call to startup_essential_task. - -Thu May 12 03:53:57 1994 Roland McGrath (roland@churchy.gnu.ai.mit.edu) - - * exec.c (S_fsys_init): Add reply port args. - -Wed May 11 16:03:07 1994 Michael I Bushnell (mib@geech.gnu.ai.mit.edu) - - * exec.c (S_exec_init): Spelling fix. - - * Makefile (exec.o): Add dependencies on fsys_S.h and notify_S.h. - (fsysServer.c, notifyServer.c): Notice that these rules build - fsys_S.h and notify_S.h respectively. - -Mon May 9 17:06:52 1994 Michael I Bushnell (mib@geech.gnu.ai.mit.edu) - - * exec.c (exec_version, save_argv): New variable. - (main): Set save_argv. - (S_exec_init): Give the real argv to proc. - Call proc_register_version if we can. - (S_exec_init): Call startup_essential_task if we can. - -Thu May 5 06:25:02 1994 Roland McGrath (roland@churchy.gnu.ai.mit.edu) - - * Makefile: Change uses of $(headers) to $(includedir). - - * exec.c: Change return type of all RPC server functions to - kern_return_t. error_t is not compatible with the declarations in - the mig-generated header files. - - * exec.c (do_exec): Set BOOT->stack_base and BOOT->stack_size with - mach_setup_thread. - (S_exec_exec): Pass msg type arg for FILE arg to exec_exec. - -Thu Dec 23 18:05:04 1993 Roland McGrath (roland@churchy.gnu.ai.mit.edu) - - * exec.c (do_exec): For a newtask exec when EXEC_SECURE is not set - and OLDTASK is not null, send the `task_create' RPC on OLDTASK - rather than mach_task_self (). |