diff options
Diffstat (limited to 'iconv/skeleton.c')
| -rw-r--r-- | iconv/skeleton.c | 44 |
1 files changed, 19 insertions, 25 deletions
diff --git a/iconv/skeleton.c b/iconv/skeleton.c index 4ed16d6e68..c124eb1e07 100644 --- a/iconv/skeleton.c +++ b/iconv/skeleton.c @@ -1,5 +1,5 @@ /* Skeleton for a conversion module. - Copyright (C) 1998 Free Software Foundation, Inc. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. @@ -119,7 +119,7 @@ static int to_object; character set we we can define RESET_INPUT_BUFFER is necessary. */ #if !defined RESET_INPUT_BUFFER && !defined SAVE_RESET_STATE # if MIN_NEEDED_FROM == MAX_NEEDED_FROM && MIN_NEEDED_TO == MAX_NEEDED_TO -/* We have to used these `if's here since the compiler cannot know that +/* We have to use these `if's here since the compiler cannot know that (outbuf - outerr) is always divisible by MIN_NEEDED_TO. */ # define RESET_INPUT_BUFFER \ if (MIN_NEEDED_FROM % MIN_NEEDED_TO == 0) \ @@ -144,26 +144,25 @@ gconv_init (struct gconv_step *step) { /* Determine which direction. */ if (__strcasecmp (step->from_name, CHARSET_NAME) == 0) - step->data = &from_object; - else if (__strcasecmp (step->to_name, CHARSET_NAME) == 0) - step->data = &to_object; - else - return GCONV_NOCONV; - - if (step->data == &from_object) { + step->data = &from_object; + step->min_needed_from = MIN_NEEDED_FROM; step->max_needed_from = MAX_NEEDED_FROM; step->min_needed_to = MIN_NEEDED_TO; step->max_needed_to = MAX_NEEDED_TO; } - else + else if (__strcasecmp (step->to_name, CHARSET_NAME) == 0) { + step->data = &to_object; + step->min_needed_from = MIN_NEEDED_TO; step->max_needed_from = MAX_NEEDED_TO; step->min_needed_to = MIN_NEEDED_FROM; step->max_needed_to = MAX_NEEDED_FROM; } + else + return GCONV_NOCONV; #ifdef RESET_STATE step->stateful = 1; @@ -210,22 +209,17 @@ FUNCTION_NAME (struct gconv_step *step, struct gconv_step_data *data, dropped. */ if (do_flush) { - /* Call the steps down the chain if there are any. */ - if (data->is_last) - status = GCONV_OK; - else - { -#ifdef EMIT_SHIFT_TO_INIT - status = GCONV_OK; + status = GCONV_OK; - EMIT_SHIFT_TO_INIT; - - if (status == GCONV_OK) +#ifdef EMIT_SHIFT_TO_INIT + /* Emit the escape sequence to reset the state. */ + EMIT_SHIFT_TO_INIT; #endif - /* Give the modules below the same chance. */ - status = DL_CALL_FCT (fct, (next_step, next_data, NULL, NULL, - written, 1)); - } + /* Call the steps down the chain if there are any but only if we + successfully emitted the escape sequence. */ + if (status == GCONV_OK && ! data->is_last) + status = DL_CALL_FCT (fct, (next_step, next_data, NULL, NULL, + written, 1)); } else { @@ -271,7 +265,7 @@ FUNCTION_NAME (struct gconv_step *step, struct gconv_step_data *data, data->statep, step->data, &converted EXTRA_LOOP_ARGS); - /* If this is the last step leave the loop, there is nothgin + /* If this is the last step leave the loop, there is nothing we can do. */ if (data->is_last) { |