Initial import

third_party/f2c/fio.h

@@ -0,0 +1,97 @@
+#ifndef COSMOPOLITAN_THIRD_PARTY_F2C_LIB_FIO_H_
+#define COSMOPOLITAN_THIRD_PARTY_F2C_LIB_FIO_H_
+#include "libc/errno.h"
+#include "libc/stdio/stdio.h"
+#include "third_party/f2c/f2c.h"
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+COSMOPOLITAN_C_START_
+
+#ifndef OFF_T
+#define OFF_T long
+#endif
+
+#ifdef UIOLEN_int
+typedef int uiolen;
+#else
+typedef long uiolen;
+#endif
+
+/*units*/
+typedef struct {
+  FILE *ufd; /*0=unconnected*/
+  char *ufnm;
+  long uinode;
+  int udev;
+  int url;    /*0=sequential*/
+  flag useek; /*true=can backspace, use dir, ...*/
+  flag ufmt;
+  flag urw; /* (1 for can read) | (2 for can write) */
+  flag ublnk;
+  flag uend;
+  flag uwrt; /*last io was write*/
+  flag uscrtch;
+} unit;
+
+void x_putc(int);
+long f__inode(char *, int *);
+void sig_die(const char *, int);
+void f__fatal(int, const char *);
+int t_runc(alist *);
+int f__nowreading(unit *);
+int f__nowwriting(unit *);
+int fk_open(int, int, ftnint);
+int en_fio(void);
+void f_init(void);
+int t_putc(int);
+int x_wSL(void);
+void b_char(const char *, char *, ftnlen);
+void g_char(const char *, ftnlen, char *);
+int c_sfe(cilist *);
+int z_rnew(void);
+int err__fl(int, int, const char *);
+int xrd_SL(void);
+int f__putbuf(int);
+
+extern cilist *f__elist; /*active external io list*/
+extern flag f__reading, f__external, f__sequential, f__formatted;
+extern flag f__init;
+extern FILE *f__cf;      /*current file*/
+extern unit *f__curunit; /*current unit*/
+extern unit f__units[];
+extern int (*f__doend)(void);
+extern int (*f__getn)(void); /* for formatted input */
+extern void (*f__putn)(int); /* for formatted output */
+extern int (*f__donewrec)(void);
+
+#define err(f, m, s)  \
+  {                   \
+    if (f)            \
+      errno = m;      \
+    else              \
+      f__fatal(m, s); \
+    return (m);       \
+  }
+
+#define errfl(f, m, s) return err__fl((int)f, m, s)
+
+/*Table sizes*/
+#define MXUNIT 100
+
+extern int f__recpos;    /*position in current record*/
+extern OFF_T f__cursor;  /* offset to move to */
+extern OFF_T f__hiwater; /* so TL doesn't confuse us */
+
+#define WRITE 1
+#define READ  2
+#define SEQ   3
+#define DIR   4
+#define FMT   5
+#define UNF   6
+#define EXT   7
+#define INT   8
+
+#define buf_end(x) (x->_flag & _IONBF ? x->_ptr : x->_base + BUFSIZ)
+
+COSMOPOLITAN_C_END_
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_THIRD_PARTY_F2C_LIB_FIO_H_ */