Stop using *_FILENO - ubase - suckless linux base utils
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---
DIR commit 10d6bf2f4d73f2712a058327885aca19a44cee02
DIR parent 2d45a04b92df641158ca400873a522fede1d9a01
HTML Author: sin <sin@2f30.org>
Date: Sun, 30 Nov 2014 13:12:15 +0000
Stop using *_FILENO
Diffstat:
M dmesg.c | 2 +-
M getty.c | 10 +++++-----
M login.c | 4 ++--
M mesg.c | 6 +++---
M passwd.c | 4 ++--
M ps.c | 4 ++--
M stat.c | 2 +-
M switch_root.c | 8 +++-----
M who.c | 2 +-
9 files changed, 20 insertions(+), 22 deletions(-)
---
DIR diff --git a/dmesg.c b/dmesg.c
@@ -60,7 +60,7 @@ main(int argc, char *argv[])
if (n < 0)
eprintf("klogctl:");
- dmesg_show(STDOUT_FILENO, buf, n);
+ dmesg_show(1, buf, n);
if (cflag && klogctl(SYSLOG_ACTION_CLEAR, NULL, 0) < 0)
eprintf("klogctl:");
DIR diff --git a/getty.c b/getty.c
@@ -73,9 +73,9 @@ main(int argc, char *argv[])
fd = open(tty, O_RDWR);
if (fd < 0)
eprintf("open %s:", tty);
- dup2(fd, STDIN_FILENO);
- dup2(fd, STDOUT_FILENO);
- dup2(fd, STDERR_FILENO);
+ dup2(fd, 0);
+ dup2(fd, 1);
+ dup2(fd, 2);
if (fchown(fd, 0, 0) < 0)
weprintf("fchown %s:", tty);
if (fchmod(fd, 0600) < 0)
@@ -118,10 +118,10 @@ main(int argc, char *argv[])
fflush(stdout);
/* Flush pending input */
- ioctl(STDIN_FILENO, TCFLSH, (void *)0);
+ ioctl(0, TCFLSH, (void *)0);
memset(logname, 0, sizeof(logname));
while (1) {
- n = read(STDIN_FILENO, &c, 1);
+ n = read(0, &c, 1);
if (n < 0)
eprintf("read:");
if (n == 0)
DIR diff --git a/login.c b/login.c
@@ -88,7 +88,7 @@ main(int argc, char *argv[])
gid = pw->pw_gid;
/* Flush pending input */
- ioctl(STDIN_FILENO, TCFLSH, (void *)0);
+ ioctl(0, TCFLSH, (void *)0);
pass = getpass("Password: ");
if (!pass)
@@ -96,7 +96,7 @@ main(int argc, char *argv[])
if (pw_check(pw, pass) <= 0)
exit(1);
- tty = ttyname(STDIN_FILENO);
+ tty = ttyname(0);
if (!tty)
eprintf("ttyname:");
DIR diff --git a/mesg.c b/mesg.c
@@ -28,10 +28,10 @@ main(int argc, char *argv[])
if (argc > 1)
usage();
- if (isatty(STDERR_FILENO) == 0)
+ if (isatty(2) == 0)
eprintf("stderr: not a tty\n");
- if (fstat(STDERR_FILENO, &sb) < 0)
+ if (fstat(2, &sb) < 0)
eprintf("fstat stderr:");
if (argc == 0) {
@@ -46,7 +46,7 @@ main(int argc, char *argv[])
else
usage();
- if (fchmod(STDERR_FILENO, mode) < 0)
+ if (fchmod(2, mode) < 0)
eprintf("fchmod stderr:");
return 0;
DIR diff --git a/passwd.c b/passwd.c
@@ -176,7 +176,7 @@ main(int argc, char *argv[])
}
/* Flush pending input */
- ioctl(STDIN_FILENO, TCFLSH, (void *)0);
+ ioctl(0, TCFLSH, (void *)0);
if (getuid() == 0) {
goto newpass;
@@ -220,7 +220,7 @@ newpass:
eprintf("password left unchanged\n");
/* Flush pending input */
- ioctl(STDIN_FILENO, TCFLSH, (void *)0);
+ ioctl(0, TCFLSH, (void *)0);
inpass = getpass("Retype new password: ");
if (!inpass)
DIR diff --git a/ps.c b/ps.c
@@ -104,7 +104,7 @@ psout(struct procstat *ps)
* the same controlling terminal as the invoker and the same
* euid as the current user */
if (!(flags & (PS_aflag | PS_Aflag | PS_dflag))) {
- myttystr = ttyname(STDIN_FILENO);
+ myttystr = ttyname(0);
if (myttystr) {
if (strcmp(myttystr + strlen("/dev/"), ttystr)) {
free(ttystr);
@@ -125,7 +125,7 @@ psout(struct procstat *ps)
sutime = (ps->stime + ps->utime) / sysconf(_SC_CLK_TCK);
- ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
+ ioctl(1, TIOCGWINSZ, &w);
if (!(flags & PS_fflag)) {
snprintf(buf, sizeof(buf), "%5d %-6s %02u:%02u:%02u %s", ps->pid, ttystr,
sutime / 3600, (sutime % 3600) / 60, sutime % 60,
DIR diff --git a/stat.c b/stat.c
@@ -41,7 +41,7 @@ main(int argc, char *argv[])
} ARGEND;
if (argc == 0) {
- if (fstat(STDIN_FILENO, &st) < 0)
+ if (fstat(0, &st) < 0)
eprintf("stat <stdin>:");
show_stat("<stdin>", &st);
}
DIR diff --git a/switch_root.c b/switch_root.c
@@ -117,13 +117,11 @@ main(int argc, char *argv[])
/* if -c is set, redirect stdin/stdout/stderr to console */
if (console) {
- close(STDIN_FILENO);
+ close(0);
if (open(console, O_RDWR) == -1)
eprintf("open %s:", console);
- if (dup2(STDIN_FILENO, STDOUT_FILENO) != STDOUT_FILENO)
- eprintf("dup2 %s:", "stdin,stdout");
- if (dup2(STDIN_FILENO, STDERR_FILENO) != STDERR_FILENO)
- eprintf("dup2 %s:", "stdin,stderr");
+ dup2(0, 1);
+ dup2(0, 2);
}
/* execute init */
DIR diff --git a/who.c b/who.c
@@ -28,7 +28,7 @@ main(int argc, char *argv[])
ARGBEGIN {
case 'm':
mflag = 1;
- tty = ttyname(STDIN_FILENO);
+ tty = ttyname(0);
if (!tty)
eprintf("ttyname: stdin:");
if ((ttmp = strrchr(tty, '/')))