I tried to run gdb in linux with emacs But could not even run a simple example in the writing extensions tutorial. The execution history is as follows. Gdb worked fine for other debugging such as C++ codes.
Thanks Han I started R at echo of emacs by typing (also tried other methods mentioned in the tutorial both in emacs and xterm.) M-x gdb ==> R -d gdb (gdb) run Starting program: /home/gcmio/local.20060808/lib/R/bin/exec/R -cd /home/a409791/R/R-Test/ -fullname [Thread debugging using libthread_db enabled] [New Thread -1218514176 (LWP 11086)] WARNING: unknown option '-cd' ARGUMENT '/home/a409791/R/R-Test/' __ignored__ WARNING: unknown option '-fullname' R : Copyright 2006, The R Foundation for Statistical Computing Version 2.3.1 (2006-06-01) ISBN 3-900051-07-0 R is free software and comes with ABSOLUTELY NO WARRANTY. You are welcome to redistribute it under certain conditions. Type 'license()' or 'licence()' for distribution details. R is a collaborative project with many contributors. Type 'contributors()' for more information and 'citation()' on how to cite R or R packages in publications. Type 'demo()' for some demos, 'help()' for on-line help, or 'help.start()' for an HTML browser interface to help. Type 'q()' to quit R. [Previously saved workspace restored] > Program received signal SIGINT, Interrupt. [Switching to Thread -1218514176 (LWP 11086)] 0x00366c58 in ___newselect_nocancel () from /lib/tls/libc.so.6 (gdb) b do_get Breakpoint 1 at 0x80ca4f5: file envir.c, line 1615. (gdb) signal 0 Continuing with no signal. > x <- 1 > get("x") Breakpoint 1, do_get (call=0x9443878, op=0x934bd54, args=0x9416408, rho=0x9417a54) at envir.c:1615 1615 checkArity(op, args); (gdb) p $1 History has not yet reached $1. (gdb) p R_PV(x) No symbol "x" in current context. (gdb) ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.