devtools (version 1.4.1)

with_debug: Temporarily set debugging compilation flags.

Description

Temporarily set debugging compilation flags.

Usage

with_debug(code, PKG_CFLAGS = NULL, PKG_CXXFLAGS = NULL,
  PKG_FFLAGS = NULL, PKG_FCFLAGS = NULL, debug = TRUE,
  action = "replace")

Arguments

code

to execute.

PKG_CFLAGS

flags for compiling C code

PKG_CXXFLAGS

flags for compiling C++ code

PKG_FFLAGS

flags for compiling Fortran code.

PKG_FCFLAGS

flags for Fortran 9x code.

action

(for with_envvar only): should new values "replace", "suffix", "prefix" existing environmental variables with the same name.

debug

If TRUE adds -g -O0 to all flags (Adding PKG_FFLAGS and PKG_FCFLAGS

See Also

Other debugging flags: compiler_flags

Examples

flags <- names(compiler_flags(TRUE))
with_debug(Sys.getenv(flags))

install("mypkg")
with_debug(install("mypkg"))