Re: [PATCH v2 04/14] perf: Move term functions out of util.c

[Arnaldo Carvalho de Melo]

Em Mon, Dec 07, 2015 at 10:21:42PM -0600, Josh Poimboeuf escreveu:
> The term functions are needed by help.c which is going to be moved into
> a separate library.  Move them out of util.c and into their own file.

Applied, after some minor fixups due to the fact that the previous patch
is still being discussed.
 
> Signed-off-by: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
> ---
>  tools/perf/util/Build  |  1 +
>  tools/perf/util/term.c | 35 +++++++++++++++++++++++++++++++++++
>  tools/perf/util/term.h |  7 +++++++
>  tools/perf/util/util.c | 34 ----------------------------------
>  tools/perf/util/util.h |  4 +---
>  5 files changed, 44 insertions(+), 37 deletions(-)
>  create mode 100644 tools/perf/util/term.c
>  create mode 100644 tools/perf/util/term.h
> 
> diff --git a/tools/perf/util/Build b/tools/perf/util/Build
> index 0513dd5..6c3bbd5 100644
> --- a/tools/perf/util/Build
> +++ b/tools/perf/util/Build
> @@ -87,6 +87,7 @@ libperf-$(CONFIG_AUXTRACE) += intel-pt.o
>  libperf-$(CONFIG_AUXTRACE) += intel-bts.o
>  libperf-y += parse-branch-options.o
>  libperf-y += parse-regs-options.o
> +libperf-y += term.o
>  
>  libperf-$(CONFIG_LIBBPF) += bpf-loader.o
>  libperf-$(CONFIG_BPF_PROLOGUE) += bpf-prologue.o
> diff --git a/tools/perf/util/term.c b/tools/perf/util/term.c
> new file mode 100644
> index 0000000..90b47d8
> --- /dev/null
> +++ b/tools/perf/util/term.c
> @@ -0,0 +1,35 @@
> +#include "util.h"
> +
> +void get_term_dimensions(struct winsize *ws)
> +{
> +	char *s = getenv("LINES");
> +
> +	if (s != NULL) {
> +		ws->ws_row = atoi(s);
> +		s = getenv("COLUMNS");
> +		if (s != NULL) {
> +			ws->ws_col = atoi(s);
> +			if (ws->ws_row && ws->ws_col)
> +				return;
> +		}
> +	}
> +#ifdef TIOCGWINSZ
> +	if (ioctl(1, TIOCGWINSZ, ws) == 0 &&
> +	    ws->ws_row && ws->ws_col)
> +		return;
> +#endif
> +	ws->ws_row = 25;
> +	ws->ws_col = 80;
> +}
> +
> +void set_term_quiet_input(struct termios *old)
> +{
> +	struct termios tc;
> +
> +	tcgetattr(0, old);
> +	tc = *old;
> +	tc.c_lflag &= ~(ICANON | ECHO);
> +	tc.c_cc[VMIN] = 0;
> +	tc.c_cc[VTIME] = 0;
> +	tcsetattr(0, TCSANOW, &tc);
> +}
> diff --git a/tools/perf/util/term.h b/tools/perf/util/term.h
> new file mode 100644
> index 0000000..7b13f46
> --- /dev/null
> +++ b/tools/perf/util/term.h
> @@ -0,0 +1,7 @@
> +#ifndef __PERF_TERM_H
> +#define __PERF_TERM_H
> +
> +void get_term_dimensions(struct winsize *ws);
> +void set_term_quiet_input(struct termios *old);
> +
> +#endif /* __PERF_TERM_H */
> diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
> index 75759ae..07da970 100644
> --- a/tools/perf/util/util.c
> +++ b/tools/perf/util/util.c
> @@ -355,40 +355,6 @@ void sighandler_dump_stack(int sig)
>  	exit(sig);
>  }
>  
> -void get_term_dimensions(struct winsize *ws)
> -{
> -	char *s = getenv("LINES");
> -
> -	if (s != NULL) {
> -		ws->ws_row = atoi(s);
> -		s = getenv("COLUMNS");
> -		if (s != NULL) {
> -			ws->ws_col = atoi(s);
> -			if (ws->ws_row && ws->ws_col)
> -				return;
> -		}
> -	}
> -#ifdef TIOCGWINSZ
> -	if (ioctl(1, TIOCGWINSZ, ws) == 0 &&
> -	    ws->ws_row && ws->ws_col)
> -		return;
> -#endif
> -	ws->ws_row = 25;
> -	ws->ws_col = 80;
> -}
> -
> -void set_term_quiet_input(struct termios *old)
> -{
> -	struct termios tc;
> -
> -	tcgetattr(0, old);
> -	tc = *old;
> -	tc.c_lflag &= ~(ICANON | ECHO);
> -	tc.c_cc[VMIN] = 0;
> -	tc.c_cc[VTIME] = 0;
> -	tcsetattr(0, TCSANOW, &tc);
> -}
> -
>  int parse_nsec_time(const char *str, u64 *ptime)
>  {
>  	u64 time_sec, time_nsec;
> diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
> index cd0d9b0..d8e3d8d 100644
> --- a/tools/perf/util/util.h
> +++ b/tools/perf/util/util.h
> @@ -9,6 +9,7 @@
>  #include "srcline.h"
>  #include "strbuf.h"
>  #include "string.h"
> +#include "term.h"
>  #include "usage.h"
>  #include "wrapper.h"
>  #include "zlib.h"
> @@ -38,9 +39,6 @@ void sighandler_dump_stack(int sig);
>  extern unsigned int page_size;
>  extern int cacheline_size;
>  
> -void get_term_dimensions(struct winsize *ws);
> -void set_term_quiet_input(struct termios *old);
> -
>  struct parse_tag {
>  	char tag;
>  	int mult;
> -- 
> 2.4.3
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