Reduce header complexity

- Remove most __ASSEMBLER__ __LINKER__ ifdefs
- Rename libc/intrin/bits.h to libc/serialize.h
- Block pthread cancelation in fchmodat() polyfill
- Remove `clang-format off` statements in third_party

net/http/escape.h

@@ -5,7 +5,6 @@
 #define kControlC0 2
 #define kControlC1 4
 
-#if !(__ASSEMBLER__ + __LINKER__ + 0)
 COSMOPOLITAN_C_START_
 
 extern const char kEscapeAuthority[256];
@@ -40,5 +39,4 @@ char *EncodeBase64(const char *, size_t, size_t *);
 char *DecodeBase64(const char *, size_t, size_t *);
 
 COSMOPOLITAN_C_END_
-#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
 #endif /* COSMOPOLITAN_NET_HTTP_ESCAPE_H_ */

net/http/findcontenttype.c

@@ -17,7 +17,7 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/assert.h"
-#include "libc/intrin/bits.h"
+#include "libc/serialize.h"
 #include "libc/intrin/bswap.h"
 #include "libc/macros.internal.h"
 #include "libc/str/str.h"

net/http/http.h

@@ -148,7 +148,6 @@
 #define kHttpCdnLoop                       92
 #define kHttpHeadersMax                    93
 
-#if !(__ASSEMBLER__ + __LINKER__ + 0)
 COSMOPOLITAN_C_START_
 
 struct HttpSlice {
@@ -217,5 +216,4 @@ bool IsNoCompressExt(const char *, size_t);
 char *FoldHeader(struct HttpMessage *, const char *, int, size_t *);
 
 COSMOPOLITAN_C_END_
-#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
 #endif /* COSMOPOLITAN_LIBC_HTTP_HTTP_H_ */

net/http/ip.h

@@ -22,7 +22,6 @@
 #define kIpFuture     18
 #define kIpAnonymous  19
 
-#if !(__ASSEMBLER__ + __LINKER__ + 0)
 COSMOPOLITAN_C_START_
 
 struct Cidr {
@@ -49,5 +48,4 @@ const char *GetIpCategoryName(int);
 bool IsCloudflareIp(uint32_t);
 
 COSMOPOLITAN_C_END_
-#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
 #endif /* COSMOPOLITAN_NET_HTTP_IP_H_ */

net/http/isnocompressext.c

@@ -16,7 +16,7 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/bits.h"
+#include "libc/serialize.h"
 #include "libc/intrin/bswap.h"
 #include "libc/macros.internal.h"
 #include "libc/str/str.h"

net/http/parsehttpdatetime.c

@@ -16,7 +16,7 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/bits.h"
+#include "libc/serialize.h"
 #include "libc/str/str.h"
 #include "libc/time/time.h"
 #include "net/http/http.h"

net/http/parsehttpmessage.c

@@ -17,7 +17,7 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/assert.h"
-#include "libc/intrin/bits.h"
+#include "libc/serialize.h"
 #include "libc/limits.h"
 #include "libc/macros.internal.h"
 #include "libc/mem/alg.h"

net/http/tokenbucket.h

@@ -1,7 +1,6 @@
 #ifndef COSMOPOLITAN_NET_HTTP_TOKENBUCKET_H_
 #define COSMOPOLITAN_NET_HTTP_TOKENBUCKET_H_
 #include "libc/atomic.h"
-#if !(__ASSEMBLER__ + __LINKER__ + 0)
 COSMOPOLITAN_C_START_
 
 void ReplenishTokens(atomic_uint_fast64_t *, size_t);
@@ -9,5 +8,4 @@ int AcquireToken(atomic_schar *, uint32_t, int);
 int CountTokens(atomic_schar *, uint32_t, int);
 
 COSMOPOLITAN_C_END_
-#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
 #endif /* COSMOPOLITAN_NET_HTTP_TOKENBUCKET_H_ */

net/http/url.h

@@ -5,7 +5,6 @@
 #define kUrlLatin1 2
 #define kUrlOpaque 4
 
-#if !(__ASSEMBLER__ + __LINKER__ + 0)
 COSMOPOLITAN_C_START_
 
 struct UrlView {
@@ -39,5 +38,4 @@ char *ParseHost(const char *, size_t, struct Url *);
 char *EscapeUrlView(char *, struct UrlView *, const char[256]);
 
 COSMOPOLITAN_C_END_
-#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
 #endif /* COSMOPOLITAN_NET_HTTP_URL_H_ */