ctrace

ctrace [options] [file]

Debug a C program. ctrace reads the C source file and writes a modified version to standard output. Common options are -f and -v. ctrace also accepts the cc options -D, -I, and -U.

Options

-b

Trace only the basic C functions (SVR3 only).

-e

Print variables as floating point.

-f functions

Trace only the specified functions.

-l n

Follow a statement loop n times (default is 20).

-o

Print variables in octal.

-p 's'

Print trace output via function s (default is printf ).

-P

Run the C preprocessor before tracing.

-Qc

Print information about ctrace in output (if c = y) or suppress information (if c = n, the default).

-rfile

Change the trace function package to file (default is runtime.c).

-s

Suppress certain redundant code.

-tn

Trace n variables per statement (default is 10; maximum is 20).

-u

Print variables as unsigned.

-v functions

Do not trace the specified functions.

-V

Print version information on standard error.

-x

Print variables as floating point.