diff options
Diffstat (limited to 'iconv/skeleton.c')
| -rw-r--r-- | iconv/skeleton.c | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/iconv/skeleton.c b/iconv/skeleton.c index 36cc33c9be..8421941a1e 100644 --- a/iconv/skeleton.c +++ b/iconv/skeleton.c @@ -67,6 +67,12 @@ to cover only those characters up to the error. FUNCTION_NAME if not set the conversion function is named `gconv'. + + PREPARE_LOOP optional code preparing the conversion loop. Can + contain variable definitions. + + EXTRA_LOOP_ARGS optional macro specifying extra arguments passed + to loop function. */ #include <assert.h> @@ -161,6 +167,13 @@ gconv_init (struct gconv_step *step) #endif +/* If no arguments have to passed to the loop function define the macro + as empty. */ +#ifndef EXTRA_LOOP_ARGS +# define EXTRA_LOOP_ARGS +#endif + + /* This is the actual conversion function. */ #ifndef FUNCTION_NAME # define FUNCTION_NAME gconv @@ -210,6 +223,10 @@ FUNCTION_NAME (struct gconv_step *step, struct gconv_step_data *data, char *outend = data->outbufend; char *outptr; +#ifdef PREPARE_LOOP + PREPARE_LOOP +#endif + do { /* Remember the start value for this round. */ @@ -229,14 +246,16 @@ FUNCTION_NAME (struct gconv_step *step, struct gconv_step_data *data, (const unsigned char *) inbufend, (unsigned char **) &outbuf, (unsigned char *) outend, - data->statep, step->data, &converted); + data->statep, step->data, &converted + EXTRA_LOOP_ARGS); else /* Run the conversion loop. */ status = TO_LOOP ((const unsigned char **) inbuf, (const unsigned char *) inbufend, (unsigned char **) &outbuf, (unsigned char *) outend, - data->statep, step->data, &converted); + data->statep, step->data, &converted + EXTRA_LOOP_ARGS); /* If this is the last step leave the loop, there is nothgin we can do. */ @@ -284,7 +303,7 @@ FUNCTION_NAME (struct gconv_step *step, struct gconv_step_data *data, (unsigned char **) &outbuf, (unsigned char *) outerr, data->statep, step->data, - &converted); + &converted EXTRA_LOOP_ARGS); else /* Run the conversion loop. */ nstatus = TO_LOOP ((const unsigned char **) inbuf, @@ -292,7 +311,7 @@ FUNCTION_NAME (struct gconv_step *step, struct gconv_step_data *data, (unsigned char **) &outbuf, (unsigned char *) outerr, data->statep, step->data, - &converted); + &converted EXTRA_LOOP_ARGS); /* We must run out of output buffer space in this rerun. */ |