From 81fea2b1d147752f431b46c08f4c12a18a2d78bc Mon Sep 17 00:00:00 2001 From: Jeff Law Date: Sat, 31 Jan 1998 18:37:08 -0700 Subject: * Previous contents of gcc/f/runtime moved into toplevel "libf2c" directory. From-SVN: r17568 --- libf2c/libI77/wsfe.c | 85 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 libf2c/libI77/wsfe.c (limited to 'libf2c/libI77/wsfe.c') diff --git a/libf2c/libI77/wsfe.c b/libf2c/libI77/wsfe.c new file mode 100644 index 0000000..5adb1a4 --- /dev/null +++ b/libf2c/libI77/wsfe.c @@ -0,0 +1,85 @@ +/*write sequential formatted external*/ +#include "f2c.h" +#include "fio.h" +#include "fmt.h" +extern int f__hiwater; + +#ifdef KR_headers +x_putc(c) +#else +x_putc(int c) +#endif +{ + /* this uses \n as an indicator of record-end */ + if(c == '\n' && f__recpos < f__hiwater) { /* fseek calls fflush, a loss */ +#if ! defined (NON_UNIX_STDIO) && ! defined (MISSING_FILE_ELEMS) + if(f__cf->_ptr + f__hiwater - f__recpos < buf_end(f__cf)) + f__cf->_ptr += f__hiwater - f__recpos; + else +#endif + (void) fseek(f__cf, (long)(f__hiwater - f__recpos), SEEK_CUR); + } +#ifdef OMIT_BLANK_CC + if (!f__recpos++ && c == ' ') + return c; +#else + f__recpos++; +#endif + return putc(c,f__cf); +} +x_wSL(Void) +{ + (*f__putn)('\n'); + f__recpos=0; + f__cursor = 0; + f__hiwater = 0; + return(1); +} +xw_end(Void) +{ + if(f__nonl == 0) + (*f__putn)('\n'); + f__hiwater = f__recpos = f__cursor = 0; + return(0); +} +xw_rev(Void) +{ + if(f__workdone) (*f__putn)('\n'); + f__hiwater = f__recpos = f__cursor = 0; + return(f__workdone=0); +} + +#ifdef KR_headers +integer s_wsfe(a) cilist *a; /*start*/ +#else +integer s_wsfe(cilist *a) /*start*/ +#endif +{ int n; + if(f__init != 1) f_init(); + f__init = 3; + if(n=c_sfe(a)) return(n); + f__reading=0; + f__sequential=1; + f__formatted=1; + f__external=1; + f__elist=a; + f__hiwater = f__cursor=f__recpos=0; + f__nonl = 0; + f__scale=0; + f__fmtbuf=a->cifmt; + f__curunit = &f__units[a->ciunit]; + f__cf=f__curunit->ufd; + if(pars_f(f__fmtbuf)<0) err(a->cierr,100,"startio"); + f__putn= x_putc; + f__doed= w_ed; + f__doned= w_ned; + f__doend=xw_end; + f__dorevert=xw_rev; + f__donewrec=x_wSL; + fmt_bg(); + f__cplus=0; + f__cblank=f__curunit->ublnk; + if(f__curunit->uwrt != 1 && f__nowwriting(f__curunit)) + err(a->cierr,errno,"write start"); + return(0); +} -- cgit v1.1