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-rw-r--r--lib/libI77/fmtlib.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/lib/libI77/fmtlib.c b/lib/libI77/fmtlib.c
new file mode 100644
index 0000000..37a4cc5
--- /dev/null
+++ b/lib/libI77/fmtlib.c
@@ -0,0 +1,28 @@
+/* @(#)fmtlib.c 1.2 */
+#define MAXINTLENGTH 23
+#ifdef KR_headers
+char *f__icvt(value,ndigit,sign, base) long value; int *ndigit,*sign;
+ register int base;
+#else
+char *f__icvt(long value, int *ndigit, int *sign, int base)
+#endif
+{ static char buf[MAXINTLENGTH+1];
+ register int i;
+ if(value>0) *sign=0;
+ else if(value<0)
+ { value = -value;
+ *sign= 1;
+ }
+ else
+ { *sign=0;
+ *ndigit=1;
+ buf[MAXINTLENGTH]='0';
+ return(&buf[MAXINTLENGTH]);
+ }
+ for(i=MAXINTLENGTH-1;value>0;i--)
+ { *(buf+i)=(int)(value%base)+'0';
+ value /= base;
+ }
+ *ndigit=MAXINTLENGTH-1-i;
+ return(&buf[i+1]);
+}
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