diff options
Diffstat (limited to 'gdb/corelow.c')
| -rw-r--r-- | gdb/corelow.c | 113 |
1 files changed, 65 insertions, 48 deletions
diff --git a/gdb/corelow.c b/gdb/corelow.c index e138ff2..0335703 100644 --- a/gdb/corelow.c +++ b/gdb/corelow.c @@ -59,8 +59,8 @@ static struct core_fns *core_file_fns = NULL; -/* The core_fns for a core file handler that is prepared to read the core - file currently open on core_bfd. */ +/* The core_fns for a core file handler that is prepared to read the + core file currently open on core_bfd. */ static struct core_fns *core_vec = NULL; @@ -105,10 +105,10 @@ static struct target_ops core_ops; /* An arbitrary identifier for the core inferior. */ #define CORELOW_PID 1 -/* Link a new core_fns into the global core_file_fns list. Called on gdb - startup by the _initialize routine in each core file register reader, to - register information about each format the the reader is prepared to - handle. */ +/* Link a new core_fns into the global core_file_fns list. Called on + gdb startup by the _initialize routine in each core file register + reader, to register information about each format the the reader is + prepared to handle. */ void deprecated_add_core_fns (struct core_fns *cf) @@ -119,7 +119,7 @@ deprecated_add_core_fns (struct core_fns *cf) /* The default function that core file handlers can use to examine a core file BFD and decide whether or not to accept the job of - reading the core file. */ + reading the core file. */ int default_core_sniffer (struct core_fns *our_fns, bfd *abfd) @@ -133,7 +133,7 @@ default_core_sniffer (struct core_fns *our_fns, bfd *abfd) /* Walk through the list of core functions to find a set that can handle the core file open on ABFD. Default to the first one in the list if nothing matches. Returns pointer to set that is - selected. */ + selected. */ static struct core_fns * sniff_core_bfd (bfd *abfd) @@ -142,7 +142,8 @@ sniff_core_bfd (bfd *abfd) struct core_fns *yummy = NULL; int matches = 0;; - /* Don't sniff if we have support for register sets in CORE_GDBARCH. */ + /* Don't sniff if we have support for register sets in + CORE_GDBARCH. */ if (core_gdbarch && gdbarch_regset_from_core_section_p (core_gdbarch)) return NULL; @@ -173,7 +174,7 @@ sniff_core_bfd (bfd *abfd) /* The default is to reject every core file format we see. Either BFD has to recognize it, or we have to provide a function in the - core file handler that recognizes it. */ + core file handler that recognizes it. */ int default_check_format (bfd *abfd) @@ -181,7 +182,7 @@ default_check_format (bfd *abfd) return (0); } -/* Attempt to recognize core file formats that BFD rejects. */ +/* Attempt to recognize core file formats that BFD rejects. */ static int gdb_check_format (bfd *abfd) @@ -198,8 +199,8 @@ gdb_check_format (bfd *abfd) return (0); } -/* Discard all vestiges of any previous core file and mark data and stack - spaces as empty. */ +/* Discard all vestiges of any previous core file and mark data and + stack spaces as empty. */ static void core_close (int quitting) @@ -209,11 +210,12 @@ core_close (int quitting) if (core_bfd) { int pid = ptid_get_pid (inferior_ptid); - inferior_ptid = null_ptid; /* Avoid confusion from thread stuff */ + inferior_ptid = null_ptid; /* Avoid confusion from thread + stuff. */ exit_inferior_silent (pid); - /* Clear out solib state while the bfd is still open. See - comments in clear_solib in solib.c. */ + /* Clear out solib state while the bfd is still open. See + comments in clear_solib in solib.c. */ clear_solib (); xfree (core_data->sections); @@ -236,8 +238,8 @@ core_close_cleanup (void *ignore) core_close (0/*ignored*/); } -/* Look for sections whose names start with `.reg/' so that we can extract the - list of threads in a core file. */ +/* Look for sections whose names start with `.reg/' so that we can + extract the list of threads in a core file. */ static void add_to_thread_list (bfd *abfd, asection *asect, void *reg_sect_arg) @@ -271,8 +273,8 @@ add_to_thread_list (bfd *abfd, asection *asect, void *reg_sect_arg) /* Warning, Will Robinson, looking at BFD private data! */ if (reg_sect != NULL - && asect->filepos == reg_sect->filepos) /* Did we find .reg? */ - inferior_ptid = ptid; /* Yes, make it current */ + && asect->filepos == reg_sect->filepos) /* Did we find .reg? */ + inferior_ptid = ptid; /* Yes, make it current. */ } /* This routine opens and sets up the core file bfd. */ @@ -298,9 +300,10 @@ core_open (char *filename, int from_tty) } filename = tilde_expand (filename); - if (!IS_ABSOLUTE_PATH(filename)) + if (!IS_ABSOLUTE_PATH (filename)) { - temp = concat (current_directory, "/", filename, (char *)NULL); + temp = concat (current_directory, "/", + filename, (char *) NULL); xfree (filename); filename = temp; } @@ -326,15 +329,16 @@ core_open (char *filename, int from_tty) && !gdb_check_format (temp_bfd)) { /* Do it after the err msg */ - /* FIXME: should be checking for errors from bfd_close (for one thing, - on error it does not free all the storage associated with the - bfd). */ + /* FIXME: should be checking for errors from bfd_close (for one + thing, on error it does not free all the storage associated + with the bfd). */ make_cleanup_bfd_close (temp_bfd); error (_("\"%s\" is not a core dump: %s"), filename, bfd_errmsg (bfd_get_error ())); } - /* Looks semi-reasonable. Toss the old core file and work on the new. */ + /* Looks semi-reasonable. Toss the old core file and work on the + new. */ discard_cleanups (old_chain); /* Don't free filename any more */ unpush_target (&core_ops); @@ -358,7 +362,8 @@ core_open (char *filename, int from_tty) /* Find the data section */ if (build_section_table (core_bfd, - &core_data->sections, &core_data->sections_end)) + &core_data->sections, + &core_data->sections_end)) error (_("\"%s\": Can't find sections: %s"), bfd_get_filename (core_bfd), bfd_errmsg (bfd_get_error ())); @@ -391,7 +396,7 @@ core_open (char *filename, int from_tty) /* Build up thread list from BFD sections, and possibly set the current thread to the .reg/NN section matching the .reg - section. */ + section. */ bfd_map_over_sections (core_bfd, add_to_thread_list, bfd_get_section_by_name (core_bfd, ".reg")); @@ -430,16 +435,17 @@ core_open (char *filename, int from_tty) siggy = bfd_core_file_failing_signal (core_bfd); if (siggy > 0) { - /* NOTE: target_signal_from_host() converts a target signal value - into gdb's internal signal value. Unfortunately gdb's internal - value is called ``target_signal'' and this function got the - name ..._from_host(). */ + /* NOTE: target_signal_from_host() converts a target signal + value into gdb's internal signal value. Unfortunately gdb's + internal value is called ``target_signal'' and this function + got the name ..._from_host(). */ enum target_signal sig = (core_gdbarch != NULL - ? gdbarch_target_signal_from_host (core_gdbarch, siggy) + ? gdbarch_target_signal_from_host (core_gdbarch, + siggy) : target_signal_from_host (siggy)); - printf_filtered (_("Program terminated with signal %d, %s.\n"), siggy, - target_signal_to_string (sig)); + printf_filtered (_("Program terminated with signal %d, %s.\n"), + siggy, target_signal_to_string (sig)); } /* Fetch all registers from core file. */ @@ -493,7 +499,8 @@ deprecated_core_resize_section_table (int num_added) NAME section contains, for use in error messages. If REQUIRED is non-zero, print an error if the core file doesn't - have a section by the appropriate name. Otherwise, just do nothing. */ + have a section by the appropriate name. Otherwise, just do + nothing. */ static void get_core_register_section (struct regcache *regcache, @@ -510,7 +517,8 @@ get_core_register_section (struct regcache *regcache, xfree (section_name); if (ptid_get_lwp (inferior_ptid)) - section_name = xstrprintf ("%s/%ld", name, ptid_get_lwp (inferior_ptid)); + section_name = xstrprintf ("%s/%ld", name, + ptid_get_lwp (inferior_ptid)); else section_name = xstrdup (name); @@ -518,7 +526,8 @@ get_core_register_section (struct regcache *regcache, if (! section) { if (required) - warning (_("Couldn't find %s registers in core file."), human_name); + warning (_("Couldn't find %s registers in core file."), + human_name); return; } @@ -536,7 +545,8 @@ get_core_register_section (struct regcache *regcache, { const struct regset *regset; - regset = gdbarch_regset_from_core_section (core_gdbarch, name, size); + regset = gdbarch_regset_from_core_section (core_gdbarch, + name, size); if (regset == NULL) { if (required) @@ -558,7 +568,8 @@ get_core_register_section (struct regcache *regcache, /* Get the registers out of a core file. This is the machine- independent part. Fetch_core_registers is the machine-dependent - part, typically implemented in the xm-file for each architecture. */ + part, typically implemented in the xm-file for each + architecture. */ /* We just get all the registers, so we don't use regno. */ @@ -628,7 +639,7 @@ add_to_spuid_list (bfd *abfd, asection *asect, void *list_p) { struct spuid_list *list = list_p; enum bfd_endian byte_order - = bfd_big_endian (abfd)? BFD_ENDIAN_BIG : BFD_ENDIAN_LITTLE; + = bfd_big_endian (abfd) ? BFD_ENDIAN_BIG : BFD_ENDIAN_LITTLE; int fd, pos = 0; sscanf (bfd_section_name (abfd, asect), "SPU/%d/regs%n", &fd, &pos); @@ -647,7 +658,8 @@ add_to_spuid_list (bfd *abfd, asection *asect, void *list_p) static LONGEST core_xfer_partial (struct target_ops *ops, enum target_object object, const char *annex, gdb_byte *readbuf, - const gdb_byte *writebuf, ULONGEST offset, LONGEST len) + const gdb_byte *writebuf, ULONGEST offset, + LONGEST len) { switch (object) { @@ -693,7 +705,8 @@ core_xfer_partial (struct target_ops *ops, enum target_object object, if (readbuf) { /* When the StackGhost cookie is stored in core file, BFD - represents this with a fake section called ".wcookie". */ + represents this with a fake section called + ".wcookie". */ struct bfd_section *section; bfd_size_type size; @@ -736,7 +749,8 @@ core_xfer_partial (struct target_ops *ops, enum target_object object, if (readbuf && annex) { /* When the SPU contexts are stored in a core file, BFD - represents this with a fake section called "SPU/<annex>". */ + represents this with a fake section called + "SPU/<annex>". */ struct bfd_section *section; bfd_size_type size; @@ -781,15 +795,17 @@ core_xfer_partial (struct target_ops *ops, enum target_object object, default: if (ops->beneath != NULL) - return ops->beneath->to_xfer_partial (ops->beneath, object, annex, - readbuf, writebuf, offset, len); + return ops->beneath->to_xfer_partial (ops->beneath, object, + annex, readbuf, + writebuf, offset, len); return -1; } } /* If mourn is being called in all the right places, this could be say - `gdb internal error' (since generic_mourn calls breakpoint_init_inferior). */ + `gdb internal error' (since generic_mourn calls + breakpoint_init_inferior). */ static int ignore (struct gdbarch *gdbarch, struct bp_target_info *bp_tgt) @@ -819,7 +835,8 @@ static const struct target_desc * core_read_description (struct target_ops *target) { if (core_gdbarch && gdbarch_core_read_description_p (core_gdbarch)) - return gdbarch_core_read_description (core_gdbarch, target, core_bfd); + return gdbarch_core_read_description (core_gdbarch, + target, core_bfd); return NULL; } |