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author | ljo <ljo@FreeBSD.org> | 1994-10-26 18:15:35 +0000 |
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committer | ljo <ljo@FreeBSD.org> | 1994-10-26 18:15:35 +0000 |
commit | 80b2e1963004e4ae0173b4f9bc965518ba81d3b0 (patch) | |
tree | f59f79382fc6721a367c9c0ee1be96f075718569 /lib/libI77/wsfe.c | |
download | FreeBSD-src-80b2e1963004e4ae0173b4f9bc965518ba81d3b0.zip FreeBSD-src-80b2e1963004e4ae0173b4f9bc965518ba81d3b0.tar.gz |
Library for f2c. (part 1 of 2)
Obtained from: netlib.att.com
Diffstat (limited to 'lib/libI77/wsfe.c')
-rw-r--r-- | lib/libI77/wsfe.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/lib/libI77/wsfe.c b/lib/libI77/wsfe.c new file mode 100644 index 0000000..7c7f014 --- /dev/null +++ b/lib/libI77/wsfe.c @@ -0,0 +1,84 @@ +/*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 */ +#ifndef NON_UNIX_STDIO + 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) f_init(); + 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); +} |