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eesh: Add prompt if interactive

This commit is contained in:
Kim Woelders 2023-12-18 13:18:10 +01:00
parent 1bfc29c007
commit d659c3036a
1 changed files with 30 additions and 10 deletions
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40
eesh/main.c
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@ -22,6 +22,7 @@
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "config.h"
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -30,13 +31,20 @@
#include <X11/Xlib.h>
#include "E.h"
#define PROMPT "eesh> "
Display *disp;
static Client *e;
static bool use_prompt;
static bool input_pending;
static bool reply_pending;
static void
process_line(char *line)
{
input_pending = false;
if (!line)
exit(0);
if (*line == '\0')
@ -44,6 +52,7 @@ process_line(char *line)
CommsSend(e, line);
XSync(disp, False);
reply_pending = true;
}
static void
@ -54,6 +63,8 @@ stdin_read(void)
int nr;
char *p;
input_pending = true;
nr = read(STDIN_FILENO, buf + nin, sizeof(buf) - 1 - nin);
if (nr <= 0)
exit(0);
@ -102,11 +113,9 @@ main(int argc, char **argv)
struct pollfd pfd[2];
int nfd, timeout;
char *command, *s;
char mode;
int len, l;
const char *space;
mode = 0;
bool interactive;
for (i = 1; i < argc; i++)
{
@ -150,7 +159,6 @@ main(int argc, char **argv)
space = "";
if (i < argc)
{
mode = 1;
len = 0;
for (; i < argc; i++)
{
@ -167,19 +175,22 @@ main(int argc, char **argv)
}
}
input_pending = false;
reply_pending = false;
if (command)
{
/* Non-interactive */
interactive = use_prompt = false;
CommsSend(e, command);
XSync(disp, False);
#if 0 /* No - Wait for ack */
if (mode <= 0)
goto done;
#endif
reply_pending = true;
}
else
{
/* Interactive */
interactive = true;
use_prompt = isatty(STDIN_FILENO);
stdin_state_setup();
atexit(stdin_state_restore);
}
@ -204,11 +215,14 @@ main(int argc, char **argv)
s = CommsGet(me, &ev);
if (!s)
break;
reply_pending = false;
if (*s)
{
printf("%s", s);
fflush(stdout);
fflush(stdout);
}
Efree(s);
if (mode)
if (!interactive)
goto done;
break;
case DestroyNotify:
@ -216,6 +230,12 @@ main(int argc, char **argv)
}
}
if (use_prompt && !input_pending && !reply_pending)
{
printf(PROMPT);
fflush(stdout);
}
if (poll(pfd, nfd, timeout) < 0)
break;