refactor headers, especially alltypes.h, and improve C++ ABI compat

[musl] / include / stdio.h

diff --git a/include/stdio.h b/include/stdio.h
index edcf2e6..cd60bb5 100644 (file)
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -5,8 +5,10 @@
 extern "C" {
 #endif
 
+#include <features.h>
+
 #define __NEED_FILE
-#define __NEED_va_list
+#define __NEED___isoc_va_list
 #define __NEED_size_t
 
 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
@@ -14,16 +16,12 @@ extern "C" {
  || defined(_BSD_SOURCE)
 #define __NEED_ssize_t
 #define __NEED_off_t
+#define __NEED_va_list
 #endif
 
 #include <bits/alltypes.h>
 
-#undef NULL
-#ifdef __cplusplus
-#define NULL 0
-#else
-#define NULL ((void*)0)
-#endif
+#define NULL 0L
 
 #undef EOF
 #define EOF (-1)
@@ -40,12 +38,12 @@ extern "C" {
 #define _IONBF 2
 
 #define BUFSIZ 1024
-#define FILENAME_MAX 4095
+#define FILENAME_MAX 4096
 #define FOPEN_MAX 1000
 #define TMP_MAX 10000
 #define L_tmpnam 20
 
-typedef union {
+typedef union _G_fpos64_t {
        char __opaque[16];
        double __align;
 } fpos_t;
@@ -58,8 +56,8 @@ extern FILE *const stderr;
 #define stdout (stdout)
 #define stderr (stderr)
 
-FILE *fopen(const char *, const char *);
-FILE *freopen(const char *, const char *, FILE *);
+FILE *fopen(const char *__restrict, const char *__restrict);
+FILE *freopen(const char *__restrict, const char *__restrict, FILE *__restrict);
 int fclose(FILE *);
 
 int remove(const char *);
@@ -74,11 +72,11 @@ int fseek(FILE *, long, int);
 long ftell(FILE *);
 void rewind(FILE *);
 
-int fgetpos(FILE *, fpos_t *);
+int fgetpos(FILE *__restrict, fpos_t *__restrict);
 int fsetpos(FILE *, const fpos_t *);
 
-size_t fread(void *, size_t, size_t, FILE *);
-size_t fwrite(const void *, size_t, size_t, FILE *);
+size_t fread(void *__restrict, size_t, size_t, FILE *__restrict);
+size_t fwrite(const void *__restrict, size_t, size_t, FILE *__restrict);
 
 int fgetc(FILE *);
 int getc(FILE *);
@@ -89,33 +87,35 @@ int fputc(int, FILE *);
 int putc(int, FILE *);
 int putchar(int);
 
-char *fgets(char *, int, FILE *);
+char *fgets(char *__restrict, int, FILE *__restrict);
+#if __STDC_VERSION__ < 201112L
 char *gets(char *);
+#endif
 
-int fputs(const char *, FILE *);
+int fputs(const char *__restrict, FILE *__restrict);
 int puts(const char *);
 
-int printf(const char *, ...);
-int fprintf(FILE *, const char *, ...);
-int sprintf(char *, const char *, ...);
-int snprintf(char *, size_t, const char *, ...);
+int printf(const char *__restrict, ...);
+int fprintf(FILE *__restrict, const char *__restrict, ...);
+int sprintf(char *__restrict, const char *__restrict, ...);
+int snprintf(char *__restrict, size_t, const char *__restrict, ...);
 
-int vprintf(const char *, va_list);
-int vfprintf(FILE *, const char *, va_list);
-int vsprintf(char *, const char *, va_list);
-int vsnprintf(char *, size_t, const char *, va_list);
+int vprintf(const char *__restrict, __isoc_va_list);
+int vfprintf(FILE *__restrict, const char *__restrict, __isoc_va_list);
+int vsprintf(char *__restrict, const char *__restrict, __isoc_va_list);
+int vsnprintf(char *__restrict, size_t, const char *__restrict, __isoc_va_list);
 
-int scanf(const char *, ...);
-int fscanf(FILE *, const char *, ...);
-int sscanf(const char *, const char *, ...);
-int vscanf(const char *, va_list);
-int vfscanf(FILE *, const char *, va_list);
-int vsscanf(const char *, const char *, va_list);
+int scanf(const char *__restrict, ...);
+int fscanf(FILE *__restrict, const char *__restrict, ...);
+int sscanf(const char *__restrict, const char *__restrict, ...);
+int vscanf(const char *__restrict, __isoc_va_list);
+int vfscanf(FILE *__restrict, const char *__restrict, __isoc_va_list);
+int vsscanf(const char *__restrict, const char *__restrict, __isoc_va_list);
 
 void perror(const char *);
 
-int setvbuf(FILE *, char *, int, size_t);
-void setbuf(FILE *, char *);
+int setvbuf(FILE *__restrict, char *__restrict, int, size_t);
+void setbuf(FILE *__restrict, char *__restrict);
 
 char *tmpnam(char *);
 FILE *tmpfile(void);
@@ -123,7 +123,7 @@ FILE *tmpfile(void);
 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
  || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
  || defined(_BSD_SOURCE)
-FILE *fmemopen(void *, size_t, const char *);
+FILE *fmemopen(void *__restrict, size_t, const char *__restrict);
 FILE *open_memstream(char **, size_t *);
 FILE *fdopen(int, const char *);
 FILE *popen(const char *, const char *);
@@ -131,8 +131,8 @@ int pclose(FILE *);
 int fileno(FILE *);
 int fseeko(FILE *, off_t, int);
 off_t ftello(FILE *);
-int dprintf(int, const char *, ...);
-int vdprintf(int, const char *, va_list);
+int dprintf(int, const char *__restrict, ...);
+int vdprintf(int, const char *__restrict, __isoc_va_list);
 void flockfile(FILE *);
 int ftrylockfile(FILE *);
 void funlockfile(FILE *);
@@ -140,8 +140,8 @@ int getc_unlocked(FILE *);
 int getchar_unlocked(void);
 int putc_unlocked(int, FILE *);
 int putchar_unlocked(int);
-ssize_t getdelim(char **, size_t *, int, FILE *);
-ssize_t getline(char **, size_t *, FILE *);
+ssize_t getdelim(char **__restrict, size_t *__restrict, int, FILE *__restrict);
+ssize_t getline(char **__restrict, size_t *__restrict, FILE *__restrict);
 int renameat(int, const char *, int, const char *);
 char *ctermid(char *);
 #define L_ctermid 20
@@ -168,11 +168,14 @@ void clearerr_unlocked(FILE *);
 int feof_unlocked(FILE *);
 int ferror_unlocked(FILE *);
 int fileno_unlocked(FILE *);
+int getw(FILE *);
+int putw(int, FILE *);
+char *fgetln(FILE *, size_t *);
+int asprintf(char **, const char *, ...);
+int vasprintf(char **, const char *, __isoc_va_list);
 #endif
 
 #ifdef _GNU_SOURCE
-int asprintf(char **, const char *, ...);
-int vasprintf(char **, const char *, va_list);
 char *fgets_unlocked(char *, int, FILE *);
 int fputs_unlocked(const char *, FILE *);
 #endif