| … | |
… | |
| 198 | { |
198 | { |
| 199 | int fd; |
199 | int fd; |
| 200 | |
200 | |
| 201 | setsid (); |
201 | setsid (); |
| 202 | |
202 | |
| 203 | #if defined(HAVE_DEV_PTMX) && defined(I_PUSH) |
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| 204 | /* |
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| 205 | * Push STREAMS modules: |
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| 206 | * ptem: pseudo-terminal hardware emulation module. |
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| 207 | * ldterm: standard terminal line discipline. |
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| 208 | * ttcompat: V7, 4BSD and XENIX STREAMS compatibility module. |
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| 209 | * |
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| 210 | * After we push the STREAMS modules, the first open () on the slave side |
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| 211 | * (i.e. the next section between the dashes giving us "tty opened OK") |
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| 212 | * should make the "ptem" (or "ldterm" depending upon either which OS |
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| 213 | * version or which set of manual pages you have) module give us a |
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| 214 | * controlling terminal. We must already have close ()d the master side |
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| 215 | * fd in this child process before we push STREAMS modules on because the |
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| 216 | * documentation is really unclear about whether it is any close () on |
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| 217 | * the master side or the last close () - i.e. a proper STREAMS dismantling |
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| 218 | * close () - on the master side which causes a hang up to be sent |
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| 219 | * through - Geoff Wing |
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| 220 | */ |
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| 221 | #if defined(HAVE_ISASTREAM) && defined(HAVE_STROPTS_H) |
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| 222 | if (isastream (fd_tty) == 1) |
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| 223 | # endif |
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| 224 | { |
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| 225 | ioctl (fd_tty, I_PUSH, "ptem"); |
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| 226 | ioctl (fd_tty, I_PUSH, "ldterm"); |
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| 227 | ioctl (fd_tty, I_PUSH, "ttcompat"); |
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| 228 | } |
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| 229 | #endif |
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| 230 | |
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| 231 | #ifdef TIOCSCTTY |
203 | #ifdef TIOCSCTTY |
| 232 | ioctl (fd_tty, TIOCSCTTY, NULL); |
204 | ioctl (fd_tty, TIOCSCTTY, NULL); |
| 233 | #else |
205 | #else |
| 234 | fd = open (ttyname (fd_tty), O_RDWR); |
206 | fd = open (ttyname (fd_tty), O_RDWR); |
| 235 | if (fd >= 0) |
207 | if (fd >= 0) |
| … | |
… | |
| 373 | put (); |
345 | put (); |
| 374 | return false; |
346 | return false; |
| 375 | } |
347 | } |
| 376 | } |
348 | } |
| 377 | |
349 | |
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350 | #if defined(HAVE_DEV_PTMX) && defined(I_PUSH) |
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351 | /* |
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352 | * Push STREAMS modules: |
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353 | * ptem: pseudo-terminal hardware emulation module. |
|
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354 | * ldterm: standard terminal line discipline. |
|
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355 | * ttcompat: V7, 4BSD and XENIX STREAMS compatibility module. |
|
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356 | * |
|
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357 | * After we push the STREAMS modules, the first open () on the slave side |
|
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358 | * should make the "ptem" (or "ldterm" depending upon either which OS |
|
|
359 | * version or which set of manual pages you have) module give us a |
|
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360 | * controlling terminal. We must already have close ()d the master side |
|
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361 | * fd in this child process before we push STREAMS modules on because the |
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362 | * documentation is really unclear about whether it is any close () on |
|
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363 | * the master side or the last close () - i.e. a proper STREAMS dismantling |
|
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364 | * close () - on the master side which causes a hang up to be sent |
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365 | * through - Geoff Wing |
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366 | */ |
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367 | #if defined(HAVE_ISASTREAM) && defined(HAVE_STROPTS_H) |
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368 | if (isastream (tty) == 1) |
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369 | # endif |
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370 | { |
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371 | ioctl (tty, I_PUSH, "ptem"); |
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372 | ioctl (tty, I_PUSH, "ldterm"); |
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373 | ioctl (tty, I_PUSH, "ttcompat"); |
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374 | } |
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375 | #endif |
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376 | |
| 378 | return true; |
377 | return true; |
| 379 | } |
378 | } |
| 380 | |
379 | |
