| @node sigaltstack |
| @section @code{sigaltstack} |
| @findex sigaltstack |
| |
| POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/sigaltstack.html} |
| |
| Gnulib module: --- |
| |
| Portability problems fixed by Gnulib: |
| @itemize |
| @end itemize |
| |
| Portability problems not fixed by Gnulib: |
| @itemize |
| @item |
| This function is missing on some platforms: |
| Minix 3.1.8, Cygwin, mingw, MSVC 14. |
| @item |
| @code{sigaltstack} doesn't work on HP-UX 11/IA-64 and OpenBSD |
| 3.6/Sparc64. |
| @item |
| This function interprets the @code{ss_sp} member of @code{stack_t} as |
| the upper bound instead of the lower bound of the alternate stack on |
| some platforms: |
| IRIX 6.5 |
| @end itemize |
