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Diffstat (limited to 'Build/source/utils/pmx/pmx-2.6.18/libf2c/due.c')
-rw-r--r--Build/source/utils/pmx/pmx-2.6.18/libf2c/due.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/Build/source/utils/pmx/pmx-2.6.18/libf2c/due.c b/Build/source/utils/pmx/pmx-2.6.18/libf2c/due.c
new file mode 100644
index 00000000000..a7f4cec4673
--- /dev/null
+++ b/Build/source/utils/pmx/pmx-2.6.18/libf2c/due.c
@@ -0,0 +1,77 @@
+#include "f2c.h"
+#include "fio.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ int
+#ifdef KR_headers
+c_due(a) cilist *a;
+#else
+c_due(cilist *a)
+#endif
+{
+ if(!f__init) f_init();
+ f__sequential=f__formatted=f__recpos=0;
+ f__external=1;
+ f__curunit = &f__units[a->ciunit];
+ if(a->ciunit>=MXUNIT || a->ciunit<0)
+ err(a->cierr,101,"startio");
+ f__elist=a;
+ if(f__curunit->ufd==NULL && fk_open(DIR,UNF,a->ciunit) ) err(a->cierr,104,"due");
+ f__cf=f__curunit->ufd;
+ if(f__curunit->ufmt) err(a->cierr,102,"cdue")
+ if(!f__curunit->useek) err(a->cierr,104,"cdue")
+ if(f__curunit->ufd==NULL) err(a->cierr,114,"cdue")
+ if(a->cirec <= 0)
+ err(a->cierr,130,"due")
+ FSEEK(f__cf,(OFF_T)(a->cirec-1)*f__curunit->url,SEEK_SET);
+ f__curunit->uend = 0;
+ return(0);
+}
+#ifdef KR_headers
+integer s_rdue(a) cilist *a;
+#else
+integer s_rdue(cilist *a)
+#endif
+{
+ int n;
+ f__reading=1;
+ if(n=c_due(a)) return(n);
+ if(f__curunit->uwrt && f__nowreading(f__curunit))
+ err(a->cierr,errno,"read start");
+ return(0);
+}
+#ifdef KR_headers
+integer s_wdue(a) cilist *a;
+#else
+integer s_wdue(cilist *a)
+#endif
+{
+ int n;
+ f__reading=0;
+ if(n=c_due(a)) return(n);
+ if(f__curunit->uwrt != 1 && f__nowwriting(f__curunit))
+ err(a->cierr,errno,"write start");
+ return(0);
+}
+integer e_rdue(Void)
+{
+ if(f__curunit->url==1 || f__recpos==f__curunit->url)
+ return(0);
+ FSEEK(f__cf,(OFF_T)(f__curunit->url-f__recpos),SEEK_CUR);
+ if(FTELL(f__cf)%f__curunit->url)
+ err(f__elist->cierr,200,"syserr");
+ return(0);
+}
+integer e_wdue(Void)
+{
+#ifdef ALWAYS_FLUSH
+ if (fflush(f__cf))
+ err(f__elist->cierr,errno,"write end");
+#endif
+ return(e_rdue());
+}
+#ifdef __cplusplus
+}
+#endif