diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/gs/contribs/bonk/sounder.erl | 18 | ||||
| -rw-r--r-- | lib/gs/contribs/cols/cols.erl | 4 | ||||
| -rw-r--r-- | lib/gs/contribs/mandel/mandel.erl | 2 | ||||
| -rw-r--r-- | lib/gs/contribs/othello/othello_board.erl | 4 | ||||
| -rw-r--r-- | lib/gs/examples/calc2.erl | 2 | ||||
| -rw-r--r-- | lib/os_mon/c_src/cpu_sup.c | 19 |
6 files changed, 30 insertions, 19 deletions
diff --git a/lib/gs/contribs/bonk/sounder.erl b/lib/gs/contribs/bonk/sounder.erl index 11ab03d167..899f20d4e0 100644 --- a/lib/gs/contribs/bonk/sounder.erl +++ b/lib/gs/contribs/bonk/sounder.erl @@ -72,13 +72,13 @@ stop() -> sounder ! {stop}, ok end. -new(File) when list(File) -> new(list_to_atom(File)); -new(File) when atom(File) -> +new(File) when is_list(File) -> new(list_to_atom(File)); +new(File) when is_atom(File) -> catch begin check(), sounder ! {new,File,self()}, wait_for_ack(sounder) end. -play(No) when integer(No) -> +play(No) when is_integer(No) -> catch begin check(), sounder ! {play, No, self()}, wait_for_ack(sounder) end. @@ -94,14 +94,14 @@ go() -> loop(Port) -> receive - {new, File, From} when atom(File) -> + {new, File, From} when is_atom(File) -> Port ! {self(),{command,lists:append([0],atom_to_list(File))}}, From ! {sounder,wait_for_ack(Port)}, loop(Port); {play,silent,From} -> From ! {sounder,false}, loop(Port); - {play,No,From} when integer(No) -> + {play,No,From} when is_integer(No) -> Port ! {self(),{command,[No]}}, From ! {sounder,wait_for_ack(Port)}, loop(Port); @@ -118,13 +118,13 @@ loop(Port) -> nosound() -> receive - {new,File,From} when atom(File) -> + {new,File,From} when is_atom(File) -> From ! {sounder,{ok,silent}}, nosound(); {play,silent,From} -> From ! {sounder,true}, nosound(); - {play,No,From} when integer(No) -> + {play,No,From} when is_integer(No) -> From ! {sounder,{error,no_audio_cap}}, nosound(); {stop} -> @@ -135,7 +135,7 @@ nosound() -> wait_for_ack(sounder) -> receive {sounder,Res} -> Res end; -wait_for_ack(Port) when port(Port) -> +wait_for_ack(Port) when is_port(Port) -> receive {Port,{data,"ok"}} -> ok; @@ -149,7 +149,7 @@ wait_for_ack(Port) when port(Port) -> check() -> case whereis(sounder) of - Pid when pid(Pid) -> + Pid when is_pid(Pid) -> ok; undefined -> throw({error,sounder_not_started}) diff --git a/lib/gs/contribs/cols/cols.erl b/lib/gs/contribs/cols/cols.erl index 67b46d0dfb..439eb717f7 100644 --- a/lib/gs/contribs/cols/cols.erl +++ b/lib/gs/contribs/cols/cols.erl @@ -278,7 +278,7 @@ fall_column([], _X, _Y, ColumnAcc, ChecksAcc) -> fall_column([black|Colors], X, Y, ColumnAcc, ChecksAcc) -> case find_box(Colors) of false -> {ColumnAcc, ChecksAcc}; - NewColors when list(NewColors) -> + NewColors when is_list(NewColors) -> fall_one_step(NewColors, X, Y, ColumnAcc, ChecksAcc) end; fall_column([Color|Colors], X, Y, ColumnAcc, ChecksAcc) -> @@ -330,7 +330,7 @@ new_column_list([], _, _) -> []. %%---------------------------------------------------------------------- %% Returns: a reversed list of colors. %%---------------------------------------------------------------------- -columntuple_to_list(ColumnTuple) when tuple(ColumnTuple) -> +columntuple_to_list(ColumnTuple) when is_tuple(ColumnTuple) -> columntuple_to_list(tuple_to_list(ColumnTuple),[]). columntuple_to_list([],Acc) -> Acc; diff --git a/lib/gs/contribs/mandel/mandel.erl b/lib/gs/contribs/mandel/mandel.erl index d4d2452463..579f8e487b 100644 --- a/lib/gs/contribs/mandel/mandel.erl +++ b/lib/gs/contribs/mandel/mandel.erl @@ -119,7 +119,7 @@ start_client(Opts,Nodes) -> try_random(random,Low,High) -> random:uniform()*(High-Low)+Low; -try_random(Float,_Low,_High) when number(Float) -> Float. +try_random(Float,_Low,_High) when is_number(Float) -> Float. %%----------------------------------------------------------------- diff --git a/lib/gs/contribs/othello/othello_board.erl b/lib/gs/contribs/othello/othello_board.erl index 0206ba2ded..6ccb79b7e4 100644 --- a/lib/gs/contribs/othello/othello_board.erl +++ b/lib/gs/contribs/othello/othello_board.erl @@ -147,7 +147,7 @@ but_pressed("Help",_ButtId,_User,GamePid,_Shell,_Wids,_Op) -> but_pressed("Newgame",_ButtId,_User,GamePid,_Shell,Wids,Options) -> new_game(GamePid,Wids,Options); but_pressed([],ButtId,User,GamePid,_Shell,_Wids,_Op) - when pid(GamePid),User == player -> + when is_pid(GamePid),User == player -> [C,R] = atom_to_list(ButtId), GamePid ! {self(),position,othello_adt:pos(C-96,translate(R-48))}, GamePid; @@ -243,7 +243,7 @@ game_msg(Msg,User,GamePid,Shell,Wids,Options) -> end. -new_game(GamePid,Wids,Options) when pid(GamePid) -> +new_game(GamePid,Wids,Options) when is_pid(GamePid) -> exit(GamePid,kill), new_game(Wids,Options); new_game(_,Wids,Options) -> diff --git a/lib/gs/examples/calc2.erl b/lib/gs/examples/calc2.erl index d28780de01..9969a6c40f 100644 --- a/lib/gs/examples/calc2.erl +++ b/lib/gs/examples/calc2.erl @@ -54,7 +54,7 @@ calc() -> calc_loop(Lbl,M,V,Op) -> receive - {gs,_,click,D,_} when integer(D) -> + {gs,_,click,D,_} when is_integer(D) -> digit_press(Lbl,M,V*10+D,Op); {gs,_,click,'C',_} -> c(Lbl,M,V,Op); diff --git a/lib/os_mon/c_src/cpu_sup.c b/lib/os_mon/c_src/cpu_sup.c index fbf318c614..e3bdbd1489 100644 --- a/lib/os_mon/c_src/cpu_sup.c +++ b/lib/os_mon/c_src/cpu_sup.c @@ -191,7 +191,10 @@ int main(int argc, char** argv) { static cpu_t *read_procstat(FILE *fp, cpu_t *cpu) { char buffer[BUFFERSIZE]; - fgets(buffer, BUFFERSIZE, fp); + if (fgets(buffer, BUFFERSIZE, fp) == NULL) { + memset(cpu, 0, sizeof(cpu_t)); + return cpu; + } sscanf(buffer, "cpu%u %Lu %Lu %Lu %Lu %Lu %Lu %Lu %Lu", &(cpu->id), &(cpu->user), @@ -223,7 +226,11 @@ static void util_measure(unsigned int **result_vec, int *result_sz) { return; } - fgets(buffer, BUFFERSIZE, fp); /*ignore read*/ + /*ignore read*/ + if (fgets(buffer, BUFFERSIZE, fp) == NULL) { + *result_sz = 0; + return; + } rv = *result_vec; rv[0] = no_of_cpus; rv[1] = CU_VALUES; @@ -447,8 +454,12 @@ static void sendv(unsigned int data[], int ints) { } static void error(char* err_msg) { - write(FD_ERR, err_msg, strlen(err_msg)); - write(FD_ERR, "\n", 1); + /* + * if we get error here we have trouble, + * silence unnecessary warnings + */ + if(write(FD_ERR, err_msg, strlen(err_msg))); + if(write(FD_ERR, "\n", 1)); exit(-1); } |