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Add some debug output, "debug" make target.

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Fix loading of dicts, trailer.
This commit is contained in:
Michael R Sweet
2021-05-04 12:59:10 -04:00
parent 516c6b9ace
commit 59ef6b48ed
7 changed files with 106 additions and 17 deletions
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50
pdfio-dict.c
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@ -107,6 +107,50 @@ pdfioDictCreate(pdfio_file_t *pdf) // I - PDF file
}
#ifdef DEBUG
//
// '_pdfioDictDebug()' - Dump a dictionary to stderr.
//
void
_pdfioDictDebug(pdfio_dict_t *dict, // I - Dictionary
const char *prefix) // I - Prefix for each line
{
size_t i; // Looping var
_pdfio_pair_t *pair; // Current pair
for (i = dict->num_pairs, pair = dict->pairs; i > 0; i --, pair ++)
{
switch (pair->value.type)
{
case PDFIO_VALTYPE_INDIRECT :
PDFIO_DEBUG("%s: /%s %u %u R\n", prefix, pair->key, (unsigned)pair->value.value.indirect.number, pair->value.value.indirect.generation);
break;
case PDFIO_VALTYPE_NUMBER :
PDFIO_DEBUG("%s: /%s %g\n", prefix, pair->key, pair->value.value.number);
break;
case PDFIO_VALTYPE_BOOLEAN :
PDFIO_DEBUG("%s: /%s %s\n", prefix, pair->key, pair->value.value.boolean ? "true" : "false");
break;
case PDFIO_VALTYPE_NULL :
PDFIO_DEBUG("%s: /%s null\n", prefix, pair->key);
break;
case PDFIO_VALTYPE_ARRAY :
PDFIO_DEBUG("%s: /%s [...]\n", prefix, pair->key);
break;
case PDFIO_VALTYPE_DICT :
PDFIO_DEBUG("%s: /%s <<...>>\n", prefix, pair->key);
break;
default :
PDFIO_DEBUG("%s: /%s ...\n", prefix, pair->key);
break;
}
}
}
#endif // DEBUG
//
// '_pdfioDictDelete()' - Free the memory used by a dictionary.
//
@ -346,6 +390,8 @@ _pdfioDictRead(pdfio_file_t *pdf) // I - PDF file
_pdfio_value_t value; // Dictionary value
PDFIO_DEBUG("_pdfioDictRead(pdf=%p)\n", pdf);
// Create a dictionary and start reading...
dict = pdfioDictCreate(pdf);
@ -370,8 +416,10 @@ _pdfioDictRead(pdfio_file_t *pdf) // I - PDF file
break;
}
if (!_pdfioDictSetValue(dict, key, &value))
if (!_pdfioDictSetValue(dict, pdfioStringCreate(pdf, key + 1), &value))
break;
PDFIO_DEBUG("_pdfioDictRead: Set %s.\n", key);
}
// Dictionary is invalid - pdfioFileClose will free the memory, return NULL