Blank_Answer
44 lines
1.7 KiB
C
44 lines
1.7 KiB
C
#ifndef CBM_PREPROCESSOR_H
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#define CBM_PREPROCESSOR_H
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#include <stddef.h>
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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char *source;
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uint32_t *original_line_by_expanded_line; // 1-based; 0 means directive/unmapped.
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uint8_t *belongs_to_main_file; // 1-based; true only for the original input file.
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int expanded_line_count;
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} CBMPreprocessedSource;
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// Preprocess C/C++ source: expand macros, evaluate #ifdef, resolve #include.
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// Returns malloc-allocated expanded source, or NULL if no expansion needed/on failure.
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// extra_defines: NULL-terminated array of "NAME=VALUE" strings (can be NULL).
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// include_paths: NULL-terminated array of directory paths for #include resolution (can be NULL).
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// The returned string must be freed with cbm_preprocess_free().
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char *cbm_preprocess(const char *source, int source_len, const char *filename,
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const char **extra_defines, const char **include_paths, int cpp_mode);
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// Preprocess and return source plus expanded-line -> original-line ownership map.
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// Returns NULL if no expansion is needed or preprocessing fails.
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// Free with cbm_preprocessed_source_free().
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CBMPreprocessedSource *cbm_preprocess_with_map(const char *source, int source_len,
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const char *filename, const char **extra_defines,
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const char **include_paths, int cpp_mode);
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// Free preprocessed source returned by cbm_preprocess.
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void cbm_preprocess_free(char *expanded);
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// Free preprocessed source and line maps returned by cbm_preprocess_with_map.
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void cbm_preprocessed_source_free(CBMPreprocessedSource *pp);
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#ifdef __cplusplus
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}
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#endif
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#endif // CBM_PREPROCESSOR_H
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