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author | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
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committer | Stan Shebs <shebs@codesourcery.com> | 1999-04-16 01:34:07 +0000 |
commit | 071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch) | |
tree | 5deda65b8d7b04d1f4cbc534c3206d328e1267ec /gdb/scm-valprint.c | |
parent | 1730ec6b1848f0f32154277f788fb29f88d8475b (diff) | |
download | gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.zip gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.gz gdb-071ea11e85eb9d529cc5eb3d35f6247466a21b99.tar.bz2 |
Initial creation of sourceware repository
Diffstat (limited to 'gdb/scm-valprint.c')
-rw-r--r-- | gdb/scm-valprint.c | 422 |
1 files changed, 0 insertions, 422 deletions
diff --git a/gdb/scm-valprint.c b/gdb/scm-valprint.c deleted file mode 100644 index 71acc69..0000000 --- a/gdb/scm-valprint.c +++ /dev/null @@ -1,422 +0,0 @@ -/* Scheme/Guile language support routines for GDB, the GNU debugger. - Copyright 1995 Free Software Foundation, Inc. - -This file is part of GDB. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include "defs.h" -#include "symtab.h" -#include "gdbtypes.h" -#include "expression.h" -#include "parser-defs.h" -#include "language.h" -#include "value.h" -#include "scm-lang.h" -#include "valprint.h" -#include "gdbcore.h" - -/* FIXME: Should be in a header file that we import. */ -extern int -c_val_print PARAMS ((struct type *, char *, int, CORE_ADDR, GDB_FILE *, int, int, - int, enum val_prettyprint)); - -static void scm_ipruk PARAMS ((char *, LONGEST, GDB_FILE *)); -static void scm_scmlist_print PARAMS ((LONGEST, GDB_FILE *, int, int, - int, enum val_prettyprint)); -static int scm_inferior_print PARAMS ((LONGEST, GDB_FILE *, int, int, - int, enum val_prettyprint)); - -/* Prints the SCM value VALUE by invoking the inferior, if appropraite. - Returns >= 0 on succes; retunr -1 if the inferior cannot/should not - print VALUE. */ - -static int -scm_inferior_print (value, stream, format, deref_ref, recurse, pretty) - LONGEST value; - GDB_FILE *stream; - int format; - int deref_ref; - int recurse; - enum val_prettyprint pretty; -{ - return -1; -} - -/* {Names of immediate symbols} - * This table must agree with the declarations in scm.h: {Immediate Symbols}.*/ - -static char *scm_isymnames[] = -{ - /* This table must agree with the declarations */ - "and", - "begin", - "case", - "cond", - "do", - "if", - "lambda", - "let", - "let*", - "letrec", - "or", - "quote", - "set!", - "define", -#if 0 - "literal-variable-ref", - "literal-variable-set!", -#endif - "apply", - "call-with-current-continuation", - - /* user visible ISYMS */ - /* other keywords */ - /* Flags */ - - "#f", - "#t", - "#<undefined>", - "#<eof>", - "()", - "#<unspecified>" -}; - -static void -scm_scmlist_print (svalue, stream, format, deref_ref, recurse, pretty) - LONGEST svalue; - GDB_FILE *stream; - int format; - int deref_ref; - int recurse; - enum val_prettyprint pretty; -{ - unsigned int more = print_max; - if (recurse > 6) - { - fputs_filtered ("...", stream); - return; - } - scm_scmval_print (SCM_CAR (svalue), stream, format, - deref_ref, recurse + 1, pretty); - svalue = SCM_CDR (svalue); - for (; SCM_NIMP (svalue); svalue = SCM_CDR (svalue)) - { - if (SCM_NECONSP (svalue)) - break; - fputs_filtered (" ", stream); - if (--more == 0) - { - fputs_filtered ("...", stream); - return; - } - scm_scmval_print (SCM_CAR (svalue), stream, format, - deref_ref, recurse + 1, pretty); - } - if (SCM_NNULLP (svalue)) - { - fputs_filtered (" . ", stream); - scm_scmval_print (svalue, stream, format, - deref_ref, recurse + 1, pretty); - } -} - -static void -scm_ipruk (hdr, ptr, stream) - char *hdr; - LONGEST ptr; - GDB_FILE *stream; -{ - fprintf_filtered (stream, "#<unknown-%s", hdr); -#define SCM_SIZE TYPE_LENGTH (builtin_type_scm) - if (SCM_CELLP (ptr)) - fprintf_filtered (stream, " (0x%lx . 0x%lx) @", - (long) SCM_CAR (ptr), (long) SCM_CDR (ptr)); - fprintf_filtered (stream, " 0x%x>", ptr); -} - -void -scm_scmval_print (svalue, stream, format, deref_ref, recurse, pretty) - LONGEST svalue; - GDB_FILE *stream; - int format; - int deref_ref; - int recurse; - enum val_prettyprint pretty; -{ - taloop: - switch (7 & (int) svalue) - { - case 2: - case 6: - print_longest (stream, format ? format : 'd', 1, svalue >> 2); - break; - case 4: - if (SCM_ICHRP (svalue)) - { - svalue = SCM_ICHR (svalue); - scm_printchar (svalue, stream); - break; - } - else if (SCM_IFLAGP (svalue) - && (SCM_ISYMNUM (svalue) - < (sizeof scm_isymnames / sizeof (char *)))) - { - fputs_filtered (SCM_ISYMCHARS (svalue), stream); - break; - } - else if (SCM_ILOCP (svalue)) - { - fprintf_filtered (stream, "#@%ld%c%ld", - (long) SCM_IFRAME (svalue), - SCM_ICDRP (svalue) ? '-' : '+', - (long) SCM_IDIST (svalue)); - break; - } - else - goto idef; - break; - case 1: - /* gloc */ - svalue = SCM_CAR (svalue - 1); - goto taloop; - default: - idef: - scm_ipruk ("immediate", svalue, stream); - break; - case 0: - - switch (SCM_TYP7 (svalue)) - { - case scm_tcs_cons_gloc: - if (SCM_CDR (SCM_CAR (svalue) - 1L) == 0) - { -#if 0 - SCM name; -#endif - fputs_filtered ("#<latte ", stream); -#if 1 - fputs_filtered ("???", stream); -#else - name = ((SCM n*)(STRUCT_TYPE( exp)))[struct_i_name]; - scm_lfwrite (CHARS (name), - (sizet) sizeof (char), - (sizet) LENGTH (name), - port); -#endif - fprintf_filtered (stream, " #X%lX>", svalue); - break; - } - case scm_tcs_cons_imcar: - case scm_tcs_cons_nimcar: - fputs_filtered ("(", stream); - scm_scmlist_print (svalue, stream, format, - deref_ref, recurse + 1, pretty); - fputs_filtered (")", stream); - break; - case scm_tcs_closures: - fputs_filtered ("#<CLOSURE ", stream); - scm_scmlist_print (SCM_CODE (svalue), stream, format, - deref_ref, recurse + 1, pretty); - fputs_filtered (">", stream); - break; - case scm_tc7_string: - { - int len = SCM_LENGTH (svalue); - CORE_ADDR addr = (CORE_ADDR) SCM_CDR (svalue); - int i; - int done = 0; - int buf_size; - char buffer[64]; - int truncate = print_max && len > (int) print_max; - if (truncate) - len = print_max; - fputs_filtered ("\"", stream); - for (; done < len; done += buf_size) - { - buf_size = min (len - done, 64); - read_memory (addr + done, buffer, buf_size); - - for (i = 0; i < buf_size; ++i) - switch (buffer[i]) - { - case '\"': - case '\\': - fputs_filtered ("\\", stream); - default: - fprintf_filtered (stream, "%c", buffer[i]); - } - } - fputs_filtered (truncate ? "...\"" : "\"", stream); - break; - } - break; - case scm_tcs_symbols: - { - int len = SCM_LENGTH (svalue); - - char * str = (char*) alloca (len); - read_memory (SCM_CDR (svalue), str, len + 1); - /* Should handle weird characters FIXME */ - str[len] = '\0'; - fputs_filtered (str, stream); - break; - } - case scm_tc7_vector: - { - int len = SCM_LENGTH (svalue); - int i; - LONGEST elements = SCM_CDR(svalue); - fputs_filtered ("#(", stream); - for (i = 0; i < len; ++i) - { - if (i > 0) - fputs_filtered (" ", stream); - scm_scmval_print (scm_get_field (elements, i), stream, format, - deref_ref, recurse + 1, pretty); - } - fputs_filtered (")", stream); - } - break; -#if 0 - case tc7_lvector: - { - SCM result; - SCM hook; - hook = scm_get_lvector_hook (exp, LV_PRINT_FN); - if (hook == BOOL_F) - { - scm_puts ("#<locked-vector ", port); - scm_intprint(CDR(exp), 16, port); - scm_puts (">", port); - } - else - { - result - = scm_apply (hook, - scm_listify (exp, port, (writing ? BOOL_T : BOOL_F), - SCM_UNDEFINED), - EOL); - if (result == BOOL_F) - goto punk; - } - break; - } - break; - case tc7_bvect: - case tc7_ivect: - case tc7_uvect: - case tc7_fvect: - case tc7_dvect: - case tc7_cvect: - scm_raprin1 (exp, port, writing); - break; -#endif - case scm_tcs_subrs: - { - int index = SCM_CAR (svalue) >> 8; -#if 1 - char str[20]; - sprintf (str, "#%d", index); -#else - char *str = index ? SCM_CHARS (scm_heap_org+index) : ""; -#define SCM_CHARS(x) ((char *)(SCM_CDR(x))) - char *str = CHARS (SNAME (exp)); -#endif - fprintf_filtered (stream, "#<primitive-procedure %s>", - str); - } - break; -#if 0 -#ifdef CCLO - case tc7_cclo: - scm_puts ("#<compiled-closure ", port); - scm_iprin1 (CCLO_SUBR (exp), port, writing); - scm_putc ('>', port); - break; -#endif - case tc7_contin: - fprintf_filtered (stream, "#<continuation %d @ #X%lx >", - LENGTH (svalue), - (long) CHARS (svalue)); - break; - case tc7_port: - i = PTOBNUM (exp); - if (i < scm_numptob && scm_ptobs[i].print && (scm_ptobs[i].print) (exp, port, writing)) - break; - goto punk; - case tc7_smob: - i = SMOBNUM (exp); - if (i < scm_numsmob && scm_smobs[i].print - && (scm_smobs[i].print) (exp, port, writing)) - break; - goto punk; -#endif - default: -#if 0 - punk: -#endif - scm_ipruk ("type", svalue, stream); - } - break; - } -} - -int -scm_val_print (type, valaddr, embedded_offset, address, - stream, format, deref_ref, recurse, pretty) - struct type *type; - char *valaddr; - int embedded_offset; - CORE_ADDR address; - GDB_FILE *stream; - int format; - int deref_ref; - int recurse; - enum val_prettyprint pretty; -{ - if (is_scmvalue_type (type)) - { - LONGEST svalue = extract_signed_integer (valaddr, TYPE_LENGTH (type)); - if (scm_inferior_print (svalue, stream, format, - deref_ref, recurse, pretty) >= 0) - { - } - else - { - scm_scmval_print (svalue, stream, format, - deref_ref, recurse, pretty); - } - - gdb_flush (stream); - return (0); - } - else - { - return c_val_print (type, valaddr, 0, address, stream, format, - deref_ref, recurse, pretty); - } -} - -int -scm_value_print (val, stream, format, pretty) - value_ptr val; - GDB_FILE *stream; - int format; - enum val_prettyprint pretty; -{ - return (val_print (VALUE_TYPE (val), VALUE_CONTENTS (val), 0, - VALUE_ADDRESS (val), stream, format, 1, 0, pretty)); -} |