Initial commit

1 files changed, 50 insertions, 0 deletions

diff --git a/pkg/tbtables/tbznew.x b/pkg/tbtables/tbznew.x
new file mode 100644
index 00000000..21798ad9
--- /dev/null
+++ b/pkg/tbtables/tbznew.x
@@ -0,0 +1,50 @@
+include "tbtables.h"
+include "tbltext.h"
+
+# tbznew -- Create a new table
+# This opens the file for a new table of type text file.
+# It also allocates memory for each column for storing the column values
+# while the table is open.
+#
+# Phil Hodge, 14-Jan-1992  Subroutine created.
+# Phil Hodge,  5-Mar-1993  Check if comment buffer is already allocated.
+# Phil Hodge,  7-Jun-1999  Allocate space for the list of keywords.
+
+procedure tbznew (tp)
+
+pointer tp		# i: pointer to table descriptor
+#--
+pointer cp		# pointer to a column descriptor
+int	colnum		# column number
+int	fd		# fd for table file
+int	open()
+errchk	open, tbzadd
+
+begin
+	# This was split into two lines so that if the open fails,
+	# TB_FILE(tp) will be unchanged (should be NULL).
+	fd = open (TB_NAME(tp), TB_IOMODE(tp), TEXT_FILE)
+	TB_FILE(tp) = fd
+
+	# If a size hasn't been set for the number of rows, assign a default.
+	if (TB_ALLROWS(tp) < 1)
+	    TB_ALLROWS(tp) = 100			# default value
+
+	# Allocate memory for each column.
+	do colnum = 1, TB_NCOLS(tp) {
+	    cp = TB_COLINFO(tp,colnum)
+	    call tbzadd (tp, cp)
+	}
+
+	# Allocate space for the list of keywords.
+	if (TB_MAXPAR(tp) <= 0)
+	    TB_MAXPAR(tp) = INCR_N_KEYWORDS
+	call calloc (TB_KEYLIST_PTR(tp), TB_MAXPAR(tp), TY_POINTER)
+
+	# Allocate space for the comment buffer.
+	if (TB_COMMENT(tp) == NULL) {
+	    call calloc (TB_COMMENT(tp), SZ_LINE, TY_CHAR)
+	    TB_SZ_COMMENT(tp) = SZ_LINE
+	    Memc[TB_COMMENT(tp)] = EOS
+	}
+end