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include "tbtables.h"
# tbzcg[tbirds] -- get values from a column
# This procedure gets elements from an internal buffer corresponding
# to a value in a text file.
#
# Phil Hodge, 3-Feb-1992 Subroutines created.
# Phil Hodge, 31-Mar-1993 Include short datatype.
procedure tbzcgb (tp, cp, buffer, nullflag, firstrow, lastrow)
pointer tp # i: pointer to table descriptor
pointer cp # i: pointer to column descriptor
bool buffer[ARB] # o: buffer for values to be gotten
bool nullflag[ARB] # o: true if element is undefined in table
int firstrow # i: number of first row to get
int lastrow # i: number of last row to get
#--
int row # loop index for row number
int k # index into buffer & nullflag
errchk tbzgtb
begin
k = 1
do row = firstrow, lastrow {
call tbzgtb (tp, cp, row, buffer[k])
nullflag[k] = false
k = k + 1
}
end
procedure tbzcgd (tp, cp, buffer, nullflag, firstrow, lastrow)
pointer tp # i: pointer to table descriptor
pointer cp # i: pointer to column descriptor
double buffer[ARB] # o: buffer for values to be gotten
bool nullflag[ARB] # o: true if element is undefined in table
int firstrow # i: number of first row to get
int lastrow # i: number of last row to get
#--
int row # loop index for row number
int k # index into buffer & nullflag
errchk tbzgtd
begin
if (COL_DTYPE(cp) == TBL_TY_DOUBLE) {
k = 1
do row = firstrow, lastrow {
buffer[k] = Memd[COL_OFFSET(cp) + row - 1]
nullflag[k] = (IS_INDEFD (buffer[k]))
k = k + 1
}
} else {
k = 1
do row = firstrow, lastrow {
call tbzgtd (tp, cp, row, buffer[k])
nullflag[k] = (IS_INDEFD (buffer[k]))
k = k + 1
}
}
end
procedure tbzcgr (tp, cp, buffer, nullflag, firstrow, lastrow)
pointer tp # i: pointer to table descriptor
pointer cp # i: pointer to column descriptor
real buffer[ARB] # o: buffer for values to be gotten
bool nullflag[ARB] # o: true if element is undefined in table
int firstrow # i: number of first row to get
int lastrow # i: number of last row to get
#--
int row # loop index for row number
int k # index into buffer & nullflag
errchk tbzgtr
begin
k = 1
do row = firstrow, lastrow {
call tbzgtr (tp, cp, row, buffer[k])
nullflag[k] = (IS_INDEFR (buffer[k]))
k = k + 1
}
end
procedure tbzcgi (tp, cp, buffer, nullflag, firstrow, lastrow)
pointer tp # i: pointer to table descriptor
pointer cp # i: pointer to column descriptor
int buffer[ARB] # o: buffer for values to be gotten
bool nullflag[ARB] # o: true if element is undefined in table
int firstrow # i: number of first row to get
int lastrow # i: number of last row to get
#--
int row # loop index for row number
int k # index into buffer & nullflag
errchk tbzgti
begin
if (COL_DTYPE(cp) == TBL_TY_INT) {
k = 1
do row = firstrow, lastrow {
buffer[k] = Memi[COL_OFFSET(cp) + row - 1]
nullflag[k] = (IS_INDEFI (buffer[k]))
k = k + 1
}
} else {
k = 1
do row = firstrow, lastrow {
call tbzgti (tp, cp, row, buffer[k])
nullflag[k] = (IS_INDEFI (buffer[k]))
k = k + 1
}
}
end
procedure tbzcgs (tp, cp, buffer, nullflag, firstrow, lastrow)
pointer tp # i: pointer to table descriptor
pointer cp # i: pointer to column descriptor
short buffer[ARB] # o: buffer for values to be gotten
bool nullflag[ARB] # o: true if element is undefined in table
int firstrow # i: number of first row to get
int lastrow # i: number of last row to get
#--
int row # loop index for row number
int k # index into buffer & nullflag
errchk tbzgts
begin
k = 1
do row = firstrow, lastrow {
call tbzgts (tp, cp, row, buffer[k])
nullflag[k] = (IS_INDEFS (buffer[k]))
k = k + 1
}
end
procedure tbzcgt (tp, cp, buffer, nullflag, lenstr,
firstrow, lastrow)
pointer tp # i: pointer to table descriptor
pointer cp # i: pointer to column descriptor
char buffer[lenstr,ARB] # o: buffer for values to be gotten
bool nullflag[ARB] # o: true if element is undefined in table
int lenstr # i: size of each element
int firstrow # i: number of first row to get
int lastrow # i: number of last row to get
#--
int row # loop index for row number
int k # index into buffer & nullflag
bool streq()
errchk tbzgtt
begin
k = 1
do row = firstrow, lastrow {
call tbzgtt (tp, cp, row, buffer[1,k], lenstr)
nullflag[k] = (buffer[1,k] == EOS || streq (buffer[1,k], "INDEF"))
k = k + 1
}
end
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