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2002-12-13 Jeff Johnston <jjohnstn@redhat.com>

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* defs.h (init_last_source_visited): New prototype.
        (add_path): Ditto.
        * source.c (add_path): New function that adds to a specified path.
        (mod_path): Change to call add_path.
        (init_last_source_visited): New function to allow interfaces to
        initialize static variable: last_source_visited.  Part of fix
        for PR gdb/741.
        * Makefile.in: Add support for mi/mi-cmd-env.c.
This commit is contained in:
Jeff Johnston
2002-12-13 17:55:49 +00:00
parent 068890be59
commit c04e0a08c9
4 changed files with 53 additions and 6 deletions
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34
gdb/source.c
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@ -358,6 +358,12 @@ init_source_path (void)
forget_cached_source_info ();
}
void
init_last_source_visited (void)
{
last_source_visited = NULL;
}
/* Add zero or more directories to the front of the source path. */
void
@ -387,6 +393,18 @@ directory_command (char *dirname, int from_tty)
void
mod_path (char *dirname, char **which_path)
{
add_path (dirname, which_path, 1);
}
/* Workhorse of mod_path. Takes an extra argument to determine
if dirname should be parsed for separators that indicate multiple
directories. This allows for interfaces that pre-parse the dirname
and allow specification of traditional separator characters such
as space or tab. */
void
add_path (char *dirname, char **which_path, int parse_separators)
{
char *old = *which_path;
int prefix = 0;
@ -404,9 +422,16 @@ mod_path (char *dirname, char **which_path)
struct stat st;
{
char *separator = strchr (name, DIRNAME_SEPARATOR);
char *space = strchr (name, ' ');
char *tab = strchr (name, '\t');
char *separator = NULL;
char *space = NULL;
char *tab = NULL;
if (parse_separators)
{
separator = strchr (name, DIRNAME_SEPARATOR);
space = strchr (name, ' ');
tab = strchr (name, '\t');
}
if (separator == 0 && space == 0 && tab == 0)
p = dirname = name + strlen (name);
@ -537,7 +562,8 @@ mod_path (char *dirname, char **which_path)
tinybuf[0] = DIRNAME_SEPARATOR;
tinybuf[1] = '\0';
/* If we have already tacked on a name(s) in this command, be sure they stay on the front as we tack on some more. */
/* If we have already tacked on a name(s) in this command, be sure they stay
on the front as we tack on some more. */
if (prefix)
{
char *temp, c;