diff options
Diffstat (limited to 'gdb/xcoffsolib.c')
| -rw-r--r-- | gdb/xcoffsolib.c | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/gdb/xcoffsolib.c b/gdb/xcoffsolib.c new file mode 100644 index 0000000..0ad8432 --- /dev/null +++ b/gdb/xcoffsolib.c @@ -0,0 +1,177 @@ +#include <stdio.h> +#include <sys/types.h> +#include <sys/ldr.h> + +#include "defs.h" +#include "bfd.h" +/*#include "libbfd.h" /* BFD internals (sigh!) FIXME */ +#include "xcoffsolib.h" + + +extern struct symtab *current_source_symtab; +extern int current_source_line; + + +/* The real work of adding a shared library file to the symtab and + the section list. */ + +void +solib_add (arg_string, from_tty, target) + char *arg_string; + int from_tty; + struct target_ops *target; +{ + char *val; + struct vmap *vp = vmap; + struct objfile *obj; + struct symtab *saved_symtab; + int saved_line; + + int loaded = 0; /* true if any shared obj loaded */ + int matched = 0; /* true if any shared obj matched */ + + if (arg_string == 0) + re_comp ("."); + else if (val = (char *) re_comp (arg_string)) { + error ("Invalid regexp: %s", val); + } + if (!vp || !vp->nxt) + return; + + /* save current symbol table and line number, in case they get changed + in symbol loading process. */ + + saved_symtab = current_source_symtab; + saved_line = current_source_line; + + /* skip over the first vmap, it is the main program, always loaded. */ + vp = vp->nxt; + + for (; vp; vp = vp->nxt) { + + if (re_exec (vp->name) || (*vp->member && re_exec (vp->member))) { + + matched = 1; + + /* if already loaded, continue with the next one. */ + if (vp->loaded) { + + printf ("%s%s%s%s: already loaded.\n", + *vp->member ? "(" : "", + vp->member, + *vp->member ? ") " : "", + vp->name); + continue; + } + + printf ("Loading %s%s%s%s...", + *vp->member ? "(" : "", + vp->member, + *vp->member ? ") " : "", + vp->name); + fflush (stdout); + + obj = lookup_objfile_bfd (vp->bfd); + if (!obj) { + warning ("\nObj structure for the shared object not found. Loading failed."); + continue; + } + + syms_from_objfile (obj, 0, 0); + vmap_symtab (vp, 0, 0); + printf ("Done.\n"); + loaded = vp->loaded = 1; + } + } + /* if any shared object is loaded, then misc_func_vector needs sorting. */ + if (loaded) { +#if 0 + sort_misc_function_vector (); +#endif + current_source_symtab = saved_symtab; + current_source_line = saved_line; + + /* Getting new symbols might change our opinion about what is frameless. + Is this correct?? FIXME. */ +/* reinit_frame_cache(); */ + } + else if (!matched) + printf ("No matching shared object found.\n"); + +} + + +/* Return the module name of a given text address. Note that returned buffer + is not persistent. */ + +char * +pc_load_segment_name (addr) +CORE_ADDR addr; +{ + static char buffer [BUFSIZ]; + struct vmap *vp = vmap; + + buffer [0] = buffer [1] = '\0'; + for (; vp; vp = vp->nxt) + if (vp->tstart <= addr && addr < vp->tend) { + if (*vp->member) { + buffer [0] = '('; + strcat (&buffer[1], vp->member); + strcat (buffer, ")"); + } + strcat (buffer, vp->name); + return buffer; + } + return "(unknown load module)"; +} + + +solib_info (ldi) +register struct ld_info *ldi; +{ + + struct vmap *vp = vmap; + + if (!vp || !vp->nxt) { + printf("No shared libraries loaded at this time.\n"); + return; + } + + /* skip over the first vmap, it is the main program, always loaded. */ + vp = vp->nxt; + + printf ("\ +Text Range Data Range Syms Shared Object Library\n"); + + for (; vp; vp = vp->nxt) { + + printf ("0x%08x-0x%08x 0x%08x-0x%08x %s %s%s%s%s\n", + vp->tstart, vp->tend, + vp->dstart, vp->dend, + vp->loaded ? "Yes" : "No ", + *vp->member ? "(" : "", + vp->member, + *vp->member ? ") " : "", + vp->name); + } +} + + +void +sharedlibrary_command (args, from_tty) + char *args; + int from_tty; +{ + dont_repeat(); + solib_add (args, from_tty, (struct target_ops *)0); +} + +void +_initialize_solib() +{ + + add_com("sharedlibrary", class_files, sharedlibrary_command, + "Load shared object library symbols for files matching REGEXP."); + add_info("sharedlibrary", solib_info, + "Status of loaded shared object libraries"); +} |