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Pass a file descriptor to getcols and flush_term_input

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This makes these methods a bit more flexible.

Signed-off-by: Dan McGee <dan@archlinux.org>
This commit is contained in:
Dan McGee 2012-03-16 17:05:06 -05:00
parent e6f72c61a0
commit 0972b7acfd
3 changed files with 19 additions and 18 deletions
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4
src/pacman/callback.c
View File

@ -384,7 +384,7 @@ void cb_progress(alpm_progress_t event, const char *pkgname, int percent,
int len, wclen, wcwid, padwid;
wchar_t *wcstr;
const unsigned short cols = getcols();
const unsigned short cols = getcols(fileno(stdout));
if(config->noprogressbar || cols == 0) {
return;
@ -544,7 +544,7 @@ void cb_dl_progress(const char *filename, off_t file_xfered, off_t file_total)
const char *rate_label, *xfered_label;
int file_percent = 0, total_percent = 0;
const unsigned short cols = getcols();
const unsigned short cols = getcols(fileno(stdout));
if(config->noprogressbar || cols == 0 || file_total == -1) {
if(file_xfered == 0) {

31
src/pacman/util.c
View File

@ -130,10 +130,10 @@ int check_syncdbs(size_t need_repos, int check_valid)
}
/* discard unhandled input on the terminal's input buffer */
static int flush_term_input(void) {
static int flush_term_input(int fd) {
#ifdef HAVE_TCFLUSH
if(isatty(fileno(stdin))) {
return tcflush(fileno(stdin), TCIFLUSH);
if(isatty(fd)) {
return tcflush(fd, TCIFLUSH);
}
#endif
@ -142,24 +142,24 @@ static int flush_term_input(void) {
}
/* gets the current screen column width */
unsigned short getcols(void)
unsigned short getcols(int fd)
{
const unsigned short default_tty = 80;
const unsigned short default_notty = 0;
unsigned short termwidth = 0;
if(!isatty(fileno(stdout))) {
if(!isatty(fd)) {
return default_notty;
}
#ifdef TIOCGSIZE
#if defined(TIOCGSIZE)
struct ttysize win;
if(ioctl(1, TIOCGSIZE, &win) == 0) {
if(ioctl(fd, TIOCGSIZE, &win) == 0) {
termwidth = win.ts_cols;
}
#elif defined(TIOCGWINSZ)
struct winsize win;
if(ioctl(1, TIOCGWINSZ, &win) == 0) {
if(ioctl(fd, TIOCGWINSZ, &win) == 0) {
termwidth = win.ws_col;
}
#endif
@ -259,7 +259,7 @@ void indentprint(const char *str, size_t indent)
wchar_t *wcstr;
const wchar_t *p;
int len, cidx;
const unsigned short cols = getcols();
const unsigned short cols = getcols(fileno(stdout));
if(!str) {
return;
@ -622,7 +622,7 @@ int table_display(const char *title, const alpm_list_t *header,
totalwidth = table_calc_widths(header, rows, padding, totalcols,
&widths, &has_data);
/* return -1 if terminal is not wide enough */
if(totalwidth > getcols()) {
if(totalwidth > getcols(fileno(stdout))) {
pm_printf(ALPM_LOG_WARNING,
_("insufficient columns available for table display\n"));
return -1;
@ -660,7 +660,7 @@ void list_display(const char *title, const alpm_list_t *list)
if(!list) {
printf("%s\n", _("None"));
} else {
const unsigned short maxcols = getcols();
const unsigned short maxcols = getcols(fileno(stdout));
size_t cols = len;
const char *str = list->data;
fputs(str, stdout);
@ -1377,7 +1377,7 @@ int multiselect_question(char *array, int count)
break;
}
flush_term_input();
flush_term_input(fileno(stdin));
if(fgets(response, response_len, stdin)) {
const size_t response_incr = 64;
@ -1440,7 +1440,7 @@ int select_question(int count)
break;
}
flush_term_input();
flush_term_input(fileno(stdin));
if(fgets(response, sizeof(response), stdin)) {
size_t len = strtrim(response);
@ -1463,6 +1463,7 @@ static int question(short preset, char *fmt, va_list args)
{
char response[32];
FILE *stream;
int fd_in = fileno(stdin);
if(config->noconfirm) {
stream = stdout;
@ -1489,7 +1490,7 @@ static int question(short preset, char *fmt, va_list args)
}
fflush(stream);
flush_term_input();
flush_term_input(fd_in);
if(fgets(response, sizeof(response), stdin)) {
size_t len = strtrim(response);
@ -1499,7 +1500,7 @@ static int question(short preset, char *fmt, va_list args)
/* if stdin is piped, response does not get printed out, and as a result
* a \n is missing, resulting in broken output (FS#27909) */
if(!isatty(fileno(stdin))) {
if(!isatty(fd_in)) {
fprintf(stream, "%s\n", response);
}

2
src/pacman/util.h
View File

@ -47,7 +47,7 @@ int trans_init(alpm_transflag_t flags, int check_valid);
int trans_release(void);
int needs_root(void);
int check_syncdbs(size_t need_repos, int check_valid);
unsigned short getcols(void);
unsigned short getcols(int fd);
int rmrf(const char *path);
const char *mbasename(const char *path);
char *mdirname(const char *path);