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author | Andy Wingo <wingo@pobox.com> | 2010-10-01 13:11:51 +0200 |
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committer | Andy Wingo <wingo@pobox.com> | 2010-10-01 13:11:51 +0200 |
commit | ab9c9100d21a0a1e770f71572c7f32287b50366b (patch) | |
tree | 566eb3fd550a85b4fb6f2dd02c51ed5c450c28c4 /libguile/debug.c | |
parent | 1f603ae28358198f2df6f8c2208053bd4777dcfa (diff) | |
download | guile-ab9c9100d21a0a1e770f71572c7f32287b50366b.tar.gz |
scm_debug_opts to debug.c, backtrace on by default, scm_*_opts internal linkage
* libguile/eval.c:
* libguile/debug.c (scm_debug_opts): Move here, from eval.c. Change
SCM_BACKTRACE_P to 1, initially.
* libguile/private-options.h: Make all options vars private.
Diffstat (limited to 'libguile/debug.c')
-rw-r--r-- | libguile/debug.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/libguile/debug.c b/libguile/debug.c index ab085f40f..dd65de45c 100644 --- a/libguile/debug.c +++ b/libguile/debug.c @@ -59,6 +59,39 @@ +/* + * Debugging options. + */ + +scm_t_option scm_debug_opts[] = { + { SCM_OPTION_BOOLEAN, "backwards", 0, + "Display backtrace in anti-chronological order." }, + { SCM_OPTION_INTEGER, "width", 79, "Maximal width of backtrace." }, + { SCM_OPTION_INTEGER, "depth", 20, "Maximal length of printed backtrace." }, + { SCM_OPTION_BOOLEAN, "backtrace", 1, "Show backtrace on error." }, + /* This default stack limit will be overridden by init_stack_limit(), + if we have getrlimit() and the stack limit is not INFINITY. But it is still + important, as some systems have both the soft and the hard limits set to + INFINITY; in that case we fall back to this value. + + The situation is aggravated by certain compilers, which can consume + "beaucoup de stack", as they say in France. + + See http://thread.gmane.org/gmane.lisp.guile.devel/8599/focus=8662 for + more discussion. This setting is 640 KB on 32-bit arches (should be enough + for anyone!) or a whoppin' 1280 KB on 64-bit arches. + */ + { SCM_OPTION_INTEGER, "stack", 160000, "Stack size limit (measured in words; 0 = no check)." }, + { SCM_OPTION_SCM, "show-file-name", (unsigned long)SCM_BOOL_T, + "Show file names and line numbers " + "in backtraces when not `#f'. A value of `base' " + "displays only base names, while `#t' displays full names."}, + { SCM_OPTION_BOOLEAN, "warn-deprecated", 0, + "Warn when deprecated features are used." }, + { 0 }, +}; + + /* {Run time control of the debugging evaluator} */ |