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Allow piping in commands when launching bb (e.g. `printf '+sel:%s\0' * |

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bb`)
This commit is contained in:
Bruce Hill 2019-06-15 16:21:50 -07:00
parent f372995750
commit ff800b2377
1 changed files with 9 additions and 1 deletions
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10
bb.c
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@ -1430,7 +1430,7 @@ int main(int argc, char *argv[])
sprintf(depthstr, "%d", depth + 1);
setenv("BB_DEPTH", depthstr, 1);
setenv("BBCMD", cmdfilename, 1);
} else if (cmd_args > 0) {
} else {
char *parent_bbcmd = getenv("BBCMD");
if (!parent_bbcmd || parent_bbcmd[0] == '\0') {
initial_path = ".";
@ -1489,6 +1489,14 @@ int main(int argc, char *argv[])
}
}
struct pollfd pfd = {STDIN_FILENO, POLLIN, 0};
if (poll(&pfd, 1, 0) == 1 && pfd.revents & POLLIN) {
ssize_t len;
char buf[1024];
while ((len = read(STDIN_FILENO, buf, sizeof(buf))) > 0)
write(cmdfd, buf, (size_t)len);
}
if (cmdfd != -1) {
close(cmdfd);
cmdfd = -1;