/* List lines of source files for GDB, the GNU debugger.
- Copyright 1986-1989, 1991-1999 Free Software Foundation, Inc.
+ Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
+ 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002
+ Free Software Foundation, Inc.
This file is part of GDB.
#include "objfiles.h"
#include "annotate.h"
#include "gdbtypes.h"
-#ifdef UI_OUT
+#include "linespec.h"
+#include "filenames.h" /* for DOSish file names */
+#include "completer.h"
#include "ui-out.h"
-#endif
#ifdef CRLF_SOURCE_FILES
/* Prototypes for exported functions. */
-void _initialize_source PARAMS ((void));
+void _initialize_source (void);
/* Prototypes for local functions. */
-static int get_filename_and_charpos PARAMS ((struct symtab *, char **));
+static int get_filename_and_charpos (struct symtab *, char **);
-static void reverse_search_command PARAMS ((char *, int));
+static void reverse_search_command (char *, int);
-static void forward_search_command PARAMS ((char *, int));
+static void forward_search_command (char *, int);
-static void line_info PARAMS ((char *, int));
+static void line_info (char *, int);
-static void list_command PARAMS ((char *, int));
+static void list_command (char *, int);
-static void ambiguous_line_spec PARAMS ((struct symtabs_and_lines *));
+static void ambiguous_line_spec (struct symtabs_and_lines *);
-static void source_info PARAMS ((char *, int));
+static void source_info (char *, int);
-static void show_directories PARAMS ((char *, int));
+static void show_directories (char *, int);
/* Path of directories to search for source files.
Same format as the PATH environment variable's value. */
before we need to would make things slower than necessary. */
void
-select_source_symtab (s)
- register struct symtab *s;
+select_source_symtab (register struct symtab *s)
{
struct symtabs_and_lines sals;
struct symtab_and_line sal;
/* Make the default place to list be the function `main'
if one exists. */
- if (lookup_symbol ("main", 0, VAR_NAMESPACE, 0, NULL))
+ if (lookup_symbol (main_name (), 0, VAR_NAMESPACE, 0, NULL))
{
- sals = decode_line_spec ("main", 1);
+ sals = decode_line_spec (main_name (), 1);
sal = sals.sals[0];
- free (sals.sals);
+ xfree (sals.sals);
current_source_symtab = sal.symtab;
current_source_line = max (sal.line - (lines_to_list - 1), 1);
if (current_source_symtab)
{
if (cs_pst->readin)
{
- internal_error ("select_source_symtab: readin pst found and no symtabs.");
+ internal_error (__FILE__, __LINE__,
+ "select_source_symtab: "
+ "readin pst found and no symtabs.");
}
else
{
}
\f
static void
-show_directories (ignore, from_tty)
- char *ignore;
- int from_tty;
+show_directories (char *ignore, int from_tty)
{
puts_filtered ("Source directories searched: ");
puts_filtered (source_path);
may be found in a different directory now. */
void
-forget_cached_source_info ()
+forget_cached_source_info (void)
{
register struct symtab *s;
register struct objfile *objfile;
+ struct partial_symtab *pst;
for (objfile = object_files; objfile != NULL; objfile = objfile->next)
{
{
if (s->line_charpos != NULL)
{
- mfree (objfile->md, s->line_charpos);
+ xmfree (objfile->md, s->line_charpos);
s->line_charpos = NULL;
}
if (s->fullname != NULL)
{
- mfree (objfile->md, s->fullname);
+ xmfree (objfile->md, s->fullname);
s->fullname = NULL;
}
}
+
+ ALL_OBJFILE_PSYMTABS (objfile, pst)
+ {
+ if (pst->fullname != NULL)
+ {
+ xfree (pst->fullname);
+ pst->fullname = NULL;
+ }
+ }
}
}
void
-init_source_path ()
+init_source_path (void)
{
char buf[20];
sprintf (buf, "$cdir%c$cwd", DIRNAME_SEPARATOR);
- source_path = strsave (buf);
+ source_path = xstrdup (buf);
forget_cached_source_info ();
}
/* Add zero or more directories to the front of the source path. */
void
-directory_command (dirname, from_tty)
- char *dirname;
- int from_tty;
+directory_command (char *dirname, int from_tty)
{
dont_repeat ();
/* FIXME, this goes to "delete dir"... */
{
if (from_tty && query ("Reinitialize source path to empty? "))
{
- free (source_path);
+ xfree (source_path);
init_source_path ();
}
}
/* Add zero or more directories to the front of an arbitrary path. */
void
-mod_path (dirname, which_path)
- char *dirname;
- char **which_path;
+mod_path (char *dirname, char **which_path)
{
char *old = *which_path;
int prefix = 0;
if (dirname == 0)
return;
- dirname = strsave (dirname);
- make_cleanup (free, dirname);
+ dirname = xstrdup (dirname);
+ make_cleanup (xfree, dirname);
do
{
}
}
- if (!(SLASH_P (*name) && p <= name + 1) /* "/" */
-#if defined(_WIN32) || defined(__MSDOS__)
+ if (!(IS_DIR_SEPARATOR (*name) && p <= name + 1) /* "/" */
+#ifdef HAVE_DOS_BASED_FILE_SYSTEM
/* On MS-DOS and MS-Windows, h:\ is different from h: */
- && !(!SLASH_P (*name) && ROOTED_P (name) && p <= name + 3) /* d:/ */
+ && !(p == name + 3 && name[1] == ':') /* "d:/" */
#endif
- && SLASH_P (p[-1]))
+ && IS_DIR_SEPARATOR (p[-1]))
/* Sigh. "foo/" => "foo" */
--p;
*p = '\0';
name = current_directory;
goto append;
}
- else if (p > name + 1 && SLASH_P (p[-2]))
+ else if (p > name + 1 && IS_DIR_SEPARATOR (p[-2]))
{
if (p - name == 2)
{
if (name[0] == '~')
name = tilde_expand (name);
-#if defined(_WIN32) || defined(__MSDOS__)
- else if (ROOTED_P (name) && p == name + 2) /* "d:" => "d:." */
+#ifdef HAVE_DOS_BASED_FILE_SYSTEM
+ else if (IS_ABSOLUTE_PATH (name) && p == name + 2) /* "d:" => "d:." */
name = concat (name, ".", NULL);
#endif
- else if (!ROOTED_P (name) && name[0] != '$')
+ else if (!IS_ABSOLUTE_PATH (name) && name[0] != '$')
name = concat (current_directory, SLASH_STRING, name, NULL);
else
name = savestring (name, p - name);
- make_cleanup (free, name);
+ make_cleanup (xfree, name);
/* Unless it's a variable, check existence. */
if (name[0] != '$')
old[prefix] = c;
*which_path = concat (temp, "", &old[prefix], NULL);
prefix = strlen (temp);
- free (temp);
+ xfree (temp);
}
else
{
*which_path = concat (name, (old[0] ? tinybuf : old), old, NULL);
prefix = strlen (name);
}
- free (old);
+ xfree (old);
old = *which_path;
}
}
static void
-source_info (ignore, from_tty)
- char *ignore;
- int from_tty;
+source_info (char *ignore, int from_tty)
{
register struct symtab *s = current_source_symtab;
so that "exec-file ./foo" or "symbol-file ./foo" insures that you
get that particular version of foo or an error message).
- If FILENAMED_OPENED is non-null, set it to a newly allocated string naming
+ If FILENAME_OPENED is non-null, set it to a newly allocated string naming
the actual file opened (this string will always start with a "/". We
have to take special pains to avoid doubling the "/" between the directory
and the file, sigh! Emacs gets confuzzed by this when we print the
/* >>>> This should only allow files of certain types,
>>>> eg executable, non-directory */
int
-openp (path, try_cwd_first, string, mode, prot, filename_opened)
- char *path;
- int try_cwd_first;
- char *string;
- int mode;
- int prot;
- char **filename_opened;
+openp (const char *path, int try_cwd_first, const char *string,
+ int mode, int prot,
+ char **filename_opened)
{
register int fd;
register char *filename;
- register char *p, *p1;
+ const char *p;
+ const char *p1;
register int len;
int alloclen;
if (!path)
path = ".";
-#ifdef _WIN32
+#if defined(_WIN32) || defined(__CYGWIN__)
mode |= O_BINARY;
#endif
- if (try_cwd_first || ROOTED_P (string))
+ if (try_cwd_first || IS_ABSOLUTE_PATH (string))
{
int i;
- filename = string;
+ filename = alloca (strlen (string) + 1);
+ strcpy (filename, string);
fd = open (filename, mode, prot);
if (fd >= 0)
goto done;
for (i = 0; string[i]; i++)
- if (SLASH_P (string[i]))
+ if (IS_DIR_SEPARATOR (string[i]))
goto done;
}
/* ./foo => foo */
- while (string[0] == '.' && SLASH_P (string[1]))
+ while (string[0] == '.' && IS_DIR_SEPARATOR (string[1]))
string += 2;
alloclen = strlen (path) + strlen (string) + 2;
- filename = (char *) alloca (alloclen);
+ filename = alloca (alloclen);
fd = -1;
for (p = path; p; p = p1 ? p1 + 1 : 0)
{
- p1 = (char *) strchr (p, DIRNAME_SEPARATOR);
+ p1 = strchr (p, DIRNAME_SEPARATOR);
if (p1)
len = p1 - p;
else
if (newlen > alloclen)
{
alloclen = newlen;
- filename = (char *) alloca (alloclen);
+ filename = alloca (alloclen);
}
strcpy (filename, current_directory);
}
}
/* Remove trailing slashes */
- while (len > 0 && SLASH_P (filename[len - 1]))
+ while (len > 0 && IS_DIR_SEPARATOR (filename[len - 1]))
filename[--len] = 0;
strcat (filename + len, SLASH_STRING);
if (filename_opened)
{
if (fd < 0)
- *filename_opened = (char *) 0;
- else if (ROOTED_P (filename))
- *filename_opened = savestring (filename, strlen (filename));
+ *filename_opened = NULL;
+ else if (IS_ABSOLUTE_PATH (filename))
+ *filename_opened = gdb_realpath (filename);
else
{
/* Beware the // my son, the Emacs barfs, the botch that catch... */
- *filename_opened = concat (current_directory,
- SLASH_P (current_directory[strlen (current_directory) - 1])
+ char *f = concat (current_directory,
+ IS_DIR_SEPARATOR (current_directory[strlen (current_directory) - 1])
? "" : SLASH_STRING,
filename, NULL);
+ *filename_opened = gdb_realpath (f);
+ xfree (f);
}
}
-#ifdef MPW
- /* This is a debugging hack that can go away when all combinations
- of Mac and Unix names are handled reasonably. */
- {
- extern int debug_openp;
-
- if (debug_openp)
- {
- printf ("openp on %s, path %s mode %d prot %d\n returned %d",
- string, path, mode, prot, fd);
- if (*filename_opened)
- printf (" (filename is %s)", *filename_opened);
- printf ("\n");
- }
- }
-#endif /* MPW */
return fd;
}
Else, this functions returns 0, and FULL_PATHNAME is set to NULL.
*/
int
-source_full_path_of (filename, full_pathname)
- char *filename;
- char **full_pathname;
+source_full_path_of (char *filename, char **full_pathname)
{
int fd;
negative number for error. */
int
-open_source_file (s)
- struct symtab *s;
+open_source_file (struct symtab *s)
{
char *path = source_path;
- char *p;
+ const char *p;
int result;
char *fullname;
if (result >= 0)
return result;
/* Didn't work -- free old one, try again. */
- mfree (s->objfile->md, s->fullname);
+ xmfree (s->objfile->md, s->fullname);
s->fullname = NULL;
}
if (result < 0)
{
/* Didn't work. Try using just the basename. */
- p = basename (s->filename);
- if (p != s->filename)
- result = openp (path, 0, p, OPEN_MODE, 0, &s->fullname);
- }
-#ifdef MPW
- if (result < 0)
- {
- /* Didn't work. Try using just the MPW basename. */
- p = (char *) mpw_basename (s->filename);
+ p = lbasename (s->filename);
if (p != s->filename)
result = openp (path, 0, p, OPEN_MODE, 0, &s->fullname);
}
- if (result < 0)
- {
- /* Didn't work. Try using the mixed Unix/MPW basename. */
- p = (char *) mpw_mixed_basename (s->filename);
- if (p != s->filename)
- result = openp (path, 0, p, OPEN_MODE, 0, &s->fullname);
- }
-#endif /* MPW */
if (result >= 0)
{
fullname = s->fullname;
s->fullname = mstrsave (s->objfile->md, s->fullname);
- free (fullname);
+ xfree (fullname);
}
return result;
}
if no symtab. */
char *
-symtab_to_filename (s)
- struct symtab *s;
+symtab_to_filename (struct symtab *s)
{
int fd;
All set S->nlines to the number of such lines. */
void
-find_source_lines (s, desc)
- struct symtab *s;
- int desc;
+find_source_lines (struct symtab *s, int desc)
{
struct stat st;
register char *data, *p, *end;
if (mtime && mtime < st.st_mtime)
{
- if (tui_version)
- printf_filtered ("\n");
warning ("Source file is more recent than executable.\n");
}
/* Use malloc, not alloca, because this may be pretty large, and we may
run into various kinds of limits on stack size. */
data = (char *) xmalloc (size);
- old_cleanups = make_cleanup (free, data);
+ old_cleanups = make_cleanup (xfree, data);
/* Reassign `size' to result of read for systems where \r\n -> \n. */
size = myread (desc, data, size);
#if 0 /* Currently unused */
int
-source_line_charpos (s, line)
- struct symtab *s;
- int line;
+source_line_charpos (struct symtab *s, int line)
{
if (!s)
return 0;
/* Return the line number of character position POS in symtab S. */
int
-source_charpos_line (s, chr)
- register struct symtab *s;
- register int chr;
+source_charpos_line (register struct symtab *s, register int chr)
{
register int line = 0;
register int *lnp;
or to 0 if the file is not found. */
static int
-get_filename_and_charpos (s, fullname)
- struct symtab *s;
- char **fullname;
+get_filename_and_charpos (struct symtab *s, char **fullname)
{
register int desc, linenums_changed = 0;
Return 1 if successful, 0 if could not find the file. */
int
-identify_source_line (s, line, mid_statement, pc)
- struct symtab *s;
- int line;
- int mid_statement;
- CORE_ADDR pc;
+identify_source_line (struct symtab *s, int line, int mid_statement,
+ CORE_ADDR pc)
{
if (s->line_charpos == 0)
get_filename_and_charpos (s, (char **) NULL);
/* Print source lines from the file of symtab S,
starting with line number LINE and stopping before line number STOPLINE. */
-static void print_source_lines_base PARAMS ((struct symtab * s, int line, int stopline, int noerror));
+static void print_source_lines_base (struct symtab *s, int line, int stopline,
+ int noerror);
static void
-print_source_lines_base (s, line, stopline, noerror)
- struct symtab *s;
- int line;
- int stopline;
- int noerror;
+print_source_lines_base (struct symtab *s, int line, int stopline, int noerror)
{
register int c;
register int desc;
current_source_line = line;
first_line_listed = line;
-#ifdef UI_OUT
/* If printing of source lines is disabled, just print file and line number */
if (ui_out_test_flags (uiout, ui_source_list))
{
-#endif
/* Only prints "No such file or directory" once */
if ((s != last_source_visited) || (!last_source_error))
{
desc = last_source_error;
noerror = 1;
}
-#ifdef UI_OUT
}
else
{
desc = -1;
noerror = 1;
}
-#endif
if (desc < 0)
{
print_sys_errmsg (name, errno);
}
else
-#ifdef UI_OUT
ui_out_field_int (uiout, "line", line);
ui_out_text (uiout, "\tin ");
ui_out_field_string (uiout, "file", s->filename);
ui_out_text (uiout, "\n");
-#else
- printf_filtered ("%d\tin %s\n", line, s->filename);
-#endif
return;
}
while (nlines-- > 0)
{
-#ifdef UI_OUT
char buf[20];
c = fgetc (stream);
}
}
while (c != '\n' && (c = fgetc (stream)) >= 0);
-#else
- c = fgetc (stream);
- if (c == EOF)
- break;
- last_line_listed = current_source_line;
- printf_filtered ("%d\t", current_source_line++);
- do
- {
- if (c < 040 && c != '\t' && c != '\n' && c != '\r')
- printf_filtered ("^%c", c + 0100);
- else if (c == 0177)
- printf_filtered ("^?");
-#ifdef CRLF_SOURCE_FILES
- else if (c == '\r')
- {
- /* Just skip \r characters. */
- }
-#endif
- else
- printf_filtered ("%c", c);
- }
- while (c != '\n' && (c = fgetc (stream)) >= 0);
-#endif
}
fclose (stream);
window otherwise it is simply printed */
void
-print_source_lines (s, line, stopline, noerror)
- struct symtab *s;
- int line, stopline, noerror;
+print_source_lines (struct symtab *s, int line, int stopline, int noerror)
{
-#if defined(TUI)
- if (!tui_version ||
- m_winPtrIsNull (srcWin) || !srcWin->generic.isVisible)
- print_source_lines_base (s, line, stopline, noerror);
- else
- {
- TuiGenWinInfoPtr locator = locatorWinInfoPtr ();
- extern void tui_vAddWinToLayout PARAMS ((va_list));
- extern void tui_vUpdateSourceWindowsWithLine PARAMS ((va_list));
-
- /* Regardless of whether we can open the file,
- set current_source_symtab. */
- current_source_symtab = s;
- current_source_line = line;
- first_line_listed = line;
-
- /* make sure that the source window is displayed */
- tuiDo ((TuiOpaqueFuncPtr) tui_vAddWinToLayout, SRC_WIN);
-
- tuiDo ((TuiOpaqueFuncPtr) tui_vUpdateSourceWindowsWithLine, s, line);
- tuiDo ((TuiOpaqueFuncPtr) tui_vUpdateLocatorFilename, s->filename);
- }
-#else
print_source_lines_base (s, line, stopline, noerror);
-#endif
}
\f
SALS provides the filenames and line numbers. */
static void
-ambiguous_line_spec (sals)
- struct symtabs_and_lines *sals;
+ambiguous_line_spec (struct symtabs_and_lines *sals)
{
int i;
}
static void
-list_command (arg, from_tty)
- char *arg;
- int from_tty;
+list_command (char *arg, int from_tty)
{
struct symtabs_and_lines sals, sals_end;
struct symtab_and_line sal, sal_end;
if (sals.nelts > 1)
{
ambiguous_line_spec (&sals);
- free (sals.sals);
+ xfree (sals.sals);
return;
}
sal = sals.sals[0];
- free (sals.sals);
+ xfree (sals.sals);
}
/* Record whether the BEG arg is all digits. */
if (sals_end.nelts > 1)
{
ambiguous_line_spec (&sals_end);
- free (sals_end.sals);
+ xfree (sals_end.sals);
return;
}
sal_end = sals_end.sals[0];
- free (sals_end.sals);
+ xfree (sals_end.sals);
}
}
/* Print info on range of pc's in a specified line. */
static void
-line_info (arg, from_tty)
- char *arg;
- int from_tty;
+line_info (char *arg, int from_tty)
{
struct symtabs_and_lines sals;
struct symtab_and_line sal;
printf_filtered ("Line number %d is out of range for \"%s\".\n",
sal.line, sal.symtab->filename);
}
- free (sals.sals);
+ xfree (sals.sals);
}
\f
/* Commands to search the source file for a regexp. */
/* ARGSUSED */
static void
-forward_search_command (regex, from_tty)
- char *regex;
- int from_tty;
+forward_search_command (char *regex, int from_tty)
{
register int c;
register int desc;
int line;
char *msg;
-#if defined(TUI)
- /*
- ** If this is the TUI, search from the first line displayed in
- ** the source window, otherwise, search from last_line_listed+1
- ** in current_source_symtab
- */
- if (!tui_version)
- line = last_line_listed;
- else
- {
- if (srcWin->generic.isVisible && srcWin->generic.contentSize > 0)
- line = ((TuiWinContent)
- srcWin->generic.content)[0]->whichElement.source.lineOrAddr.lineNo;
- else
- {
- printf_filtered ("No source displayed.\nExpression not found.\n");
- return;
- }
- }
- line++;
-#else
line = last_line_listed + 1;
-#endif
msg = (char *) re_comp (regex);
if (msg)
{
/* Match! */
fclose (stream);
- if (tui_version)
- print_source_lines_base (current_source_symtab, line, line + 1, 0);
print_source_lines (current_source_symtab, line, line + 1, 0);
set_internalvar (lookup_internalvar ("_"),
value_from_longest (builtin_type_int,
/* ARGSUSED */
static void
-reverse_search_command (regex, from_tty)
- char *regex;
- int from_tty;
+reverse_search_command (char *regex, int from_tty)
{
register int c;
register int desc;
register FILE *stream;
int line;
char *msg;
-#if defined(TUI)
- /*
- ** If this is the TUI, search from the first line displayed in
- ** the source window, otherwise, search from last_line_listed-1
- ** in current_source_symtab
- */
- if (!tui_version)
- line = last_line_listed;
- else
- {
- if (srcWin->generic.isVisible && srcWin->generic.contentSize > 0)
- line = ((TuiWinContent)
- srcWin->generic.content)[0]->whichElement.source.lineOrAddr.lineNo;
- else
- {
- printf_filtered ("No source displayed.\nExpression not found.\n");
- return;
- }
- }
- line--;
-#else
+
line = last_line_listed - 1;
-#endif
msg = (char *) re_comp (regex);
if (msg)
{
/* Match! */
fclose (stream);
- if (tui_version)
- print_source_lines_base (current_source_symtab, line, line + 1, 0);
print_source_lines (current_source_symtab, line, line + 1, 0);
set_internalvar (lookup_internalvar ("_"),
value_from_longest (builtin_type_int,
}
\f
void
-_initialize_source ()
+_initialize_source (void)
{
struct cmd_list_element *c;
current_source_symtab = 0;
projects / deliverable / binutils-gdb.git / blobdiff