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CLean up current_filename, make it a std::stack

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This commit is contained in:
ridiculousfish 2012-02-02 15:05:08 -08:00
parent 6afc06b97e
commit 623eb42a6a
3 changed files with 18 additions and 12 deletions
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4
parser.cpp
View file

@ -1012,6 +1012,10 @@ int parser_t::get_lineno() const
const wchar_t *parser_t::current_filename() const const wchar_t *parser_t::current_filename() const
{ {
/* We query a global array for the current file name, so it only makes sense to ask this on the principal parser. */
ASSERT_IS_MAIN_THREAD();
assert(this == &principal_parser());
block_t *b = current_block; block_t *b = current_block;
while( 1 ) while( 1 )

22
reader.cpp
View file

@ -44,6 +44,7 @@ commence.
#include <sys/poll.h> #include <sys/poll.h>
#include <unistd.h> #include <unistd.h>
#include <wctype.h> #include <wctype.h>
#include <stack>
#if HAVE_NCURSES_H #if HAVE_NCURSES_H
#include <ncurses.h> #include <ncurses.h>
@ -103,6 +104,7 @@ commence.
#include "halloc.h" #include "halloc.h"
#include "halloc_util.h" #include "halloc_util.h"
#include "iothread.h" #include "iothread.h"
#include "intern.h"
#include "parse_util.h" #include "parse_util.h"
@ -325,9 +327,9 @@ static int is_interactive_read;
static int end_loop = 0; static int end_loop = 0;
/** /**
The list containing names of files that are being parsed The stack containing names of files that are being parsed
*/ */
static array_list_t current_filename; static std::stack<const wchar_t *> current_filename;
/** /**
@ -498,21 +500,24 @@ void reader_handle_int( int sig )
} }
wchar_t *reader_current_filename() const wchar_t *reader_current_filename()
{ {
return al_get_count( &current_filename )?(wchar_t *)al_peek( &current_filename ):0; ASSERT_IS_MAIN_THREAD();
return current_filename.empty() ? NULL : current_filename.top();
} }
void reader_push_current_filename( const wchar_t *fn ) void reader_push_current_filename( const wchar_t *fn )
{ {
al_push( &current_filename, fn ); ASSERT_IS_MAIN_THREAD();
current_filename.push(intern(fn));
} }
wchar_t *reader_pop_current_filename() void reader_pop_current_filename()
{ {
return (wchar_t *)al_pop( &current_filename ); ASSERT_IS_MAIN_THREAD();
current_filename.pop();
} }
@ -730,14 +735,11 @@ void reader_init()
shell_modes.c_lflag &= ~ECHO; /* turn off echo mode */ shell_modes.c_lflag &= ~ECHO; /* turn off echo mode */
shell_modes.c_cc[VMIN]=1; shell_modes.c_cc[VMIN]=1;
shell_modes.c_cc[VTIME]=0; shell_modes.c_cc[VTIME]=0;
al_init( &current_filename);
} }
void reader_destroy() void reader_destroy()
{ {
al_destroy( &current_filename);
tcsetattr(0, TCSANOW, &saved_modes); tcsetattr(0, TCSANOW, &saved_modes);
} }

4
reader.h
View file

@ -46,7 +46,7 @@ void reader_destroy();
/** /**
Returns the filename of the file currently read Returns the filename of the file currently read
*/ */
wchar_t *reader_current_filename(); const wchar_t *reader_current_filename();
/** /**
Push a new filename on the stack of read files Push a new filename on the stack of read files
@ -57,7 +57,7 @@ void reader_push_current_filename( const wchar_t *fn );
/** /**
Pop the current filename from the stack of read files Pop the current filename from the stack of read files
*/ */
wchar_t *reader_pop_current_filename(); void reader_pop_current_filename();
/** /**
Write the title to the titlebar. This function is called just Write the title to the titlebar. This function is called just