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-rw-r--r--bfs.114
-rw-r--r--parse.c6
2 files changed, 19 insertions, 1 deletions
diff --git a/bfs.1 b/bfs.1
index 69f22f9..21ef243 100644
--- a/bfs.1
+++ b/bfs.1
@@ -142,6 +142,20 @@ optimizations, plus re-order expressions to reduce expected cost.
\fB\-O\fI4\fR/\fB\-O\fIfast\fR
All optimizations, including aggressive optimizations that may alter the observed behavior in corner cases.
.RE
+.PP
+.B \-bfs
+.br
+.B \-dfs
+.br
+.B \-ids
+.RS
+Use
+.BR b readth- f irst/ d epth- f irst/ i terative
+.BR d eepening
+.BR s earch
+(default:
+.BR -bfs ).
+.RE
.SH OPERATORS
.TP
\fB( \fIexpression \fB)\fR
diff --git a/parse.c b/parse.c
index 2a8bfef..3c1a3dd 100644
--- a/parse.c
+++ b/parse.c
@@ -2506,7 +2506,11 @@ static struct expr *parse_help(struct parser_state *state, int arg1, int arg2) {
cfprintf(cout, " ${cyn}-D${rs} ${bld}FLAG${rs}\n");
cfprintf(cout, " Turn on a debugging flag (see ${cyn}-D${rs} ${bld}help${rs})\n");
cfprintf(cout, " ${cyn}-O${rs}${bld}N${rs}\n");
- cfprintf(cout, " Enable optimization level ${bld}N${rs} (default: 3)\n\n");
+ cfprintf(cout, " Enable optimization level ${bld}N${rs} (default: 3)\n");
+ cfprintf(cout, " ${cyn}-bfs${rs}\n");
+ cfprintf(cout, " ${cyn}-dfs${rs}\n");
+ cfprintf(cout, " ${cyn}-ids${rs}\n");
+ cfprintf(cout, " Use ${cyn}b${rs}readth-${cyn}f${rs}irst/${cyn}d${rs}epth-${cyn}f${rs}irst/${cyn}i${rs}terative ${cyn}d${rs}eepening ${cyn}s${rs}earch (default: ${cyn}-bfs${rs})\n\n");
cfprintf(cout, "${bld}Operators:${rs}\n\n");