48 lines
1.7 KiB
Markdown
48 lines
1.7 KiB
Markdown
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```c title="C"
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#include "kreuzberg.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int main(void) {
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/* Mixed-validity batch: a real PDF, a missing file, and an unsupported type. */
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const char *items_json =
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"["
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" {\"path\": \"document.pdf\"},"
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" {\"path\": \"does-not-exist.pdf\"},"
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" {\"path\": \"archive.unknownext\"}"
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"]";
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KREUZBERGExtractionConfig *config = kreuzberg_extraction_config_default();
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if (!config) {
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fprintf(stderr, "config init failed (code %d): %s\n",
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kreuzberg_last_error_code(),
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kreuzberg_last_error_context());
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return 1;
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}
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/* Returns a JSON array of ExtractionResult objects (one per input, in order),
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* or NULL on a system-level failure. Per-item errors are encoded inside
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* each result object's metadata (e.g. an "errors" array). */
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char *results_json = kreuzberg_batch_extract_files(items_json, config);
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if (!results_json) {
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int32_t code = kreuzberg_last_error_code();
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const char *message = kreuzberg_last_error_context();
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/* message is valid until the next FFI call on this thread — copy if needed. */
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fprintf(stderr, "batch extraction aborted (code %d): %s\n",
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code, message ? message : "(no message)");
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kreuzberg_extraction_config_free(config);
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return code != 0 ? code : 1;
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}
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/* Walk the returned JSON. A real consumer would feed this to a JSON parser
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* and inspect each result's metadata.errors / content fields. */
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size_t len = strlen(results_json);
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printf("results (%zu bytes):\n%s\n", len, results_json);
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kreuzberg_free_string(results_json);
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kreuzberg_extraction_config_free(config);
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return 0;
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}
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```
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