Remove extern C blocks from lib/* internal APIs (except xxhash.h)

2025-10-04 00:02:33 -04:00 · 2024-12-19 16:00:11 -08:00 · 2024-12-19 16:00:11 -08:00 · d0d5ce4c00
commit d0d5ce4c00
parent d51e6072a8
17 changed files with 0 additions and 163 deletions
--- a/lib/common/error_private.h
+++ b/lib/common/error_private.h
@ -21,10 +21,6 @@
 #include "debug.h"
 #include "zstd_deps.h"       /* size_t */

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 /* ****************************************
 *  Compiler-specific
 ******************************************/
@ -159,8 +155,4 @@ void _force_has_format_string(const char *format, ...) {
        }                                                                          \
    } while(0)

-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* ERROR_H_MODULE */
--- a/lib/common/huf.h
+++ b/lib/common/huf.h
@ -21,10 +21,6 @@
 #define FSE_STATIC_LINKING_ONLY
 #include "fse.h"

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 /* ***   Tool functions *** */
 #define HUF_BLOCKSIZE_MAX (128 * 1024)   /**< maximum input size for a single block compressed with HUF_compress */
 size_t HUF_compressBound(size_t size);   /**< maximum compressed size (worst case) */
@ -278,8 +274,4 @@ size_t HUF_readDTableX1_wksp(HUF_DTable* DTable, const void* src, size_t srcSize
 size_t HUF_readDTableX2_wksp(HUF_DTable* DTable, const void* src, size_t srcSize, void* workSpace, size_t wkspSize, int flags);
 #endif

-#if defined (__cplusplus)
-}
-#endif
-
 #endif   /* HUF_H_298734234 */
--- a/lib/common/mem.h
+++ b/lib/common/mem.h
@ -72,11 +72,6 @@
  typedef   signed long long  S64;
 #endif

-
-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 /*-**************************************************************
 *  Memory I/O API
 *****************************************************************/
@ -424,9 +419,4 @@ MEM_STATIC void MEM_writeBEST(void* memPtr, size_t val)
 /* code only tested on 32 and 64 bits systems */
 MEM_STATIC void MEM_check(void) { DEBUG_STATIC_ASSERT((sizeof(size_t)==4) || (sizeof(size_t)==8)); }

-
-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* MEM_H_MODULE */
--- a/lib/common/pool.h
+++ b/lib/common/pool.h
@ -16,10 +16,6 @@
 #define ZSTD_STATIC_LINKING_ONLY   /* ZSTD_customMem */
 #include "../zstd.h"

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 typedef struct POOL_ctx_s POOL_ctx;

 /*! POOL_create() :
@ -82,9 +78,4 @@ void POOL_add(POOL_ctx* ctx, POOL_function function, void* opaque);
 */
 int POOL_tryAdd(POOL_ctx* ctx, POOL_function function, void* opaque);

-
-#if defined (__cplusplus)
-}
-#endif
-
 #endif
--- a/lib/common/threading.h
+++ b/lib/common/threading.h
@ -56,11 +56,6 @@
 #define ZSTD_pthread_cond_signal(a)     WakeConditionVariable((a))
 #define ZSTD_pthread_cond_broadcast(a)  WakeAllConditionVariable((a))

-
-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 /* ZSTD_pthread_create() and ZSTD_pthread_join() */
 typedef HANDLE ZSTD_pthread_t;

@ -73,20 +68,10 @@ int ZSTD_pthread_join(ZSTD_pthread_t thread);
 * add here more wrappers as required
 */

-
-#if defined (__cplusplus)
-}
-#endif
-
 #elif defined(ZSTD_MULTITHREAD)    /* posix assumed ; need a better detection method */
 /* ===   POSIX Systems   === */
 #  include <pthread.h>

-
-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 #if DEBUGLEVEL < 1

 #define ZSTD_pthread_mutex_t            pthread_mutex_t
@ -133,17 +118,9 @@ int ZSTD_pthread_cond_destroy(ZSTD_pthread_cond_t* cond);

 #endif

-#if defined (__cplusplus)
-}
-#endif
-
 #else  /* ZSTD_MULTITHREAD not defined */
 /* No multithreading support */

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 typedef int ZSTD_pthread_mutex_t;
 #define ZSTD_pthread_mutex_init(a, b)   ((void)(a), (void)(b), 0)
 #define ZSTD_pthread_mutex_destroy(a)   ((void)(a))
@ -159,10 +136,6 @@ typedef int ZSTD_pthread_cond_t;

 /* do not use ZSTD_pthread_t */

-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* ZSTD_MULTITHREAD */


--- a/lib/common/zstd_internal.h
+++ b/lib/common/zstd_internal.h
@ -39,10 +39,6 @@
 #  define ZSTD_TRACE 0
 #endif

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 /* ---- static assert (debug) --- */
 #define ZSTD_STATIC_ASSERT(c) DEBUG_STATIC_ASSERT(c)
 #define ZSTD_isError ERR_isError   /* for inlining */
@ -385,8 +381,4 @@ MEM_STATIC int ZSTD_cpuSupportsBmi2(void)
    return ZSTD_cpuid_bmi1(cpuid) && ZSTD_cpuid_bmi2(cpuid);
 }

-#if defined (__cplusplus)
-}
-#endif
-
 #endif   /* ZSTD_CCOMMON_H_MODULE */
--- a/lib/common/zstd_trace.h
+++ b/lib/common/zstd_trace.h
@ -13,10 +13,6 @@

 #include <stddef.h>

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 /* weak symbol support
 * For now, enable conservatively:
 * - Only GNUC
@ -157,8 +153,4 @@ ZSTD_WEAK_ATTR void ZSTD_trace_decompress_end(

 #endif /* ZSTD_TRACE */

-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* ZSTD_TRACE_H */
--- a/lib/compress/zstd_compress_internal.h
+++ b/lib/compress/zstd_compress_internal.h
@ -26,10 +26,6 @@
 #include "../common/bits.h" /* ZSTD_highbit32, ZSTD_NbCommonBytes */
 #include "zstd_preSplit.h" /* ZSTD_SLIPBLOCK_WORKSPACESIZE */

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 /*-*************************************
 *  Constants
 ***************************************/
@ -1426,10 +1422,6 @@ MEM_STATIC int ZSTD_comparePackedTags(size_t packedTag1, size_t packedTag2) {
    return tag1 == tag2;
 }

-#if defined (__cplusplus)
-}
-#endif
-
 /* ===============================================================
 * Shared internal declarations
 * These prototypes may be called from sources not in lib/compress
--- a/lib/compress/zstd_cwksp.h
+++ b/lib/compress/zstd_cwksp.h
@ -19,10 +19,6 @@
 #include "../common/portability_macros.h"
 #include "../common/compiler.h" /* ZS2_isPower2 */

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 /*-*************************************
 *  Constants
 ***************************************/
@ -766,8 +762,4 @@ MEM_STATIC void ZSTD_cwksp_bump_oversized_duration(
    }
 }

-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* ZSTD_CWKSP_H */
--- a/lib/compress/zstd_double_fast.h
+++ b/lib/compress/zstd_double_fast.h
@ -14,10 +14,6 @@
 #include "../common/mem.h"      /* U32 */
 #include "zstd_compress_internal.h"     /* ZSTD_CCtx, size_t */

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 #ifndef ZSTD_EXCLUDE_DFAST_BLOCK_COMPRESSOR

 void ZSTD_fillDoubleHashTable(ZSTD_matchState_t* ms,
@ -43,8 +39,4 @@ size_t ZSTD_compressBlock_doubleFast_extDict(
 #define ZSTD_COMPRESSBLOCK_DOUBLEFAST_EXTDICT NULL
 #endif /* ZSTD_EXCLUDE_DFAST_BLOCK_COMPRESSOR */

-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* ZSTD_DOUBLE_FAST_H */
--- a/lib/compress/zstd_fast.h
+++ b/lib/compress/zstd_fast.h
@ -14,10 +14,6 @@
 #include "../common/mem.h"      /* U32 */
 #include "zstd_compress_internal.h"

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 void ZSTD_fillHashTable(ZSTD_matchState_t* ms,
                        void const* end, ZSTD_dictTableLoadMethod_e dtlm,
                        ZSTD_tableFillPurpose_e tfp);
@ -31,8 +27,4 @@ size_t ZSTD_compressBlock_fast_extDict(
        ZSTD_matchState_t* ms, seqStore_t* seqStore, U32 rep[ZSTD_REP_NUM],
        void const* src, size_t srcSize);

-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* ZSTD_FAST_H */
--- a/lib/compress/zstd_lazy.h
+++ b/lib/compress/zstd_lazy.h
@ -13,10 +13,6 @@

 #include "zstd_compress_internal.h"

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 /**
 * Dedicated Dictionary Search Structure bucket log. In the
 * ZSTD_dedicatedDictSearch mode, the hashTable has
@ -194,9 +190,4 @@ size_t ZSTD_compressBlock_btlazy2_extDict(
 #define ZSTD_COMPRESSBLOCK_BTLAZY2_EXTDICT NULL
 #endif

-
-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* ZSTD_LAZY_H */
--- a/lib/compress/zstd_ldm.h
+++ b/lib/compress/zstd_ldm.h
@ -14,10 +14,6 @@
 #include "zstd_compress_internal.h"   /* ldmParams_t, U32 */
 #include "../zstd.h"   /* ZSTD_CCtx, size_t */

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 /*-*************************************
 *  Long distance matching
 ***************************************/
@ -110,8 +106,4 @@ size_t ZSTD_ldm_getMaxNbSeq(ldmParams_t params, size_t maxChunkSize);
 void ZSTD_ldm_adjustParameters(ldmParams_t* params,
                               ZSTD_compressionParameters const* cParams);

-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* ZSTD_FAST_H */
--- a/lib/compress/zstd_opt.h
+++ b/lib/compress/zstd_opt.h
@ -13,10 +13,6 @@

 #include "zstd_compress_internal.h"

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 #if !defined(ZSTD_EXCLUDE_BTLAZY2_BLOCK_COMPRESSOR) \
 || !defined(ZSTD_EXCLUDE_BTOPT_BLOCK_COMPRESSOR) \
 || !defined(ZSTD_EXCLUDE_BTULTRA_BLOCK_COMPRESSOR)
@ -73,8 +69,4 @@ size_t ZSTD_compressBlock_btultra2(
 #define ZSTD_COMPRESSBLOCK_BTULTRA2 NULL
 #endif

-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* ZSTD_OPT_H */
--- a/lib/compress/zstd_preSplit.h
+++ b/lib/compress/zstd_preSplit.h
@ -13,10 +13,6 @@

 #include <stddef.h>  /* size_t */

-#if defined (__cplusplus)
-extern "C" {
-#endif
-
 #define ZSTD_SLIPBLOCK_WORKSPACESIZE 8208

 /* ZSTD_splitBlock():
@ -34,8 +30,4 @@ size_t ZSTD_splitBlock(const void* blockStart, size_t blockSize,
                    int level,
                    void* workspace, size_t wkspSize);

-#if defined (__cplusplus)
-}
-#endif
-
 #endif /* ZSTD_PRESPLIT_H */
--- a/lib/compress/zstdmt_compress.h
+++ b/lib/compress/zstdmt_compress.h
@ -16,11 +16,6 @@
 #define ZSTD_STATIC_LINKING_ONLY   /* ZSTD_parameters */
 #include "../zstd.h"            /* ZSTD_inBuffer, ZSTD_outBuffer, ZSTDLIB_API */

- #if defined (__cplusplus)
- extern "C" {
- #endif
-
-
 /* Note : This is an internal API.
 *        These APIs used to be exposed with ZSTDLIB_API,
 *        because it used to be the only way to invoke MT compression.
@ -104,9 +99,4 @@ void ZSTDMT_updateCParams_whileCompressing(ZSTDMT_CCtx* mtctx, const ZSTD_CCtx_p
 */
 ZSTD_frameProgression ZSTDMT_getFrameProgression(ZSTDMT_CCtx* mtctx);

-
-#if defined (__cplusplus)
-}
-#endif
-
 #endif   /* ZSTDMT_COMPRESS_H */
--- a/lib/dictBuilder/divsufsort.h
+++ b/lib/dictBuilder/divsufsort.h
@ -27,11 +27,6 @@
 #ifndef _DIVSUFSORT_H
 #define _DIVSUFSORT_H 1

-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
-
-
 /*- Prototypes -*/

 /**
@ -59,9 +54,4 @@ divsufsort(const unsigned char *T, int *SA, int n, int openMP);
 int
 divbwt(const unsigned char *T, unsigned char *U, int *A, int n, unsigned char * num_indexes, int * indexes, int openMP);

-
-#ifdef __cplusplus
-} /* extern "C" */
-#endif /* __cplusplus */
-
 #endif /* _DIVSUFSORT_H */