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| author | Tanaka Akira <akr@users.sourceforge.net> | 2000-03-03 19:01:58 +0000 |
|---|---|---|
| committer | Tanaka Akira <akr@users.sourceforge.net> | 2000-03-03 19:01:58 +0000 |
| commit | 4782ffd10519ee20ddb85335bda9b8dfe465e18f (patch) | |
| tree | 8f7fe9325f5dc4e830b13fa865a478e8ecc002d5 /Src/Modules/zpty.c | |
| parent | 26a29e1a3b9bc15269e6fd634f28edb537123512 (diff) | |
| download | zsh-4782ffd10519ee20ddb85335bda9b8dfe465e18f.tar.gz zsh-4782ffd10519ee20ddb85335bda9b8dfe465e18f.tar.xz zsh-4782ffd10519ee20ddb85335bda9b8dfe465e18f.zip | |
manual/9988
Diffstat (limited to 'Src/Modules/zpty.c')
| -rw-r--r-- | Src/Modules/zpty.c | 32 |
1 files changed, 22 insertions, 10 deletions
diff --git a/Src/Modules/zpty.c b/Src/Modules/zpty.c index 250b769a3..978fd18b5 100644 --- a/Src/Modules/zpty.c +++ b/Src/Modules/zpty.c @@ -158,7 +158,7 @@ get_pty(int *master, int *slave) #else /* ! __osf__ */ -#if __SVR4 +#if defined(__SVR4) || defined(sinix) #include <sys/stropts.h> @@ -167,11 +167,12 @@ get_pty(int *master, int *slave) { int mfd, sfd; char *name; + int ret; if ((mfd = open("/dev/ptmx", O_RDWR)) < 0) return 1; - if (!(name = ptsname(mfd)) || grantpt(mfd) || unlockpt(mfd)) { + if (grantpt(mfd) || unlockpt(mfd) || !(name = ptsname(mfd))) { close(mfd); return 1; } @@ -179,20 +180,31 @@ get_pty(int *master, int *slave) close(mfd); return 1; } - if (ioctl(sfd, I_PUSH, "ptem") || - ioctl(sfd, I_PUSH, "ldterm") || - ioctl(sfd, I_PUSH, "ttcompat")) { - close(mfd); - close(sfd); - return 1; - } + if ((ret = ioctl(sfd, I_FIND, "ptem")) != 1) + if (ret == -1 || ioctl(sfd, I_PUSH, "ptem") == -1) { + close(mfd); + close(sfd); + return 1; + } + if ((ret = ioctl(sfd, I_FIND, "ldterm")) != 1) + if (ret == -1 || ioctl(sfd, I_PUSH, "ldterm") == -1) { + close(mfd); + close(sfd); + return 1; + } + if ((ret = ioctl(sfd, I_FIND, "ttcompat")) != 1) + if (ret == -1 || ioctl(sfd, I_PUSH, "ttcompat") == -1) { + close(mfd); + close(sfd); + return 1; + } *master = mfd; *slave = sfd; return 0; } -#else /* ! __SVR4 */ +#else /* ! (defined(__SVR4) || defined(sinix)) */ static int get_pty(int *master, int *slave) |