| | 1 | #serial 7 -*- autoconf -*- |
| | 2 | |
| | 3 | dnl From Jim Meyering. |
| | 4 | dnl |
| | 5 | dnl See if the glibc *_unlocked I/O macros or functions are available. |
| | 6 | dnl Use only those *_unlocked macros or functions that are declared |
| | 7 | dnl (because some of them were declared in Solaris 2.5.1 but were removed |
| | 8 | dnl in Solaris 2.6, whereas we want binaries built on Solaris 2.5.1 to run |
| | 9 | dnl on Solaris 2.6). |
| | 10 | |
| | 11 | AC_DEFUN([jm_FUNC_GLIBC_UNLOCKED_IO], |
| | 12 | [ |
| | 13 | dnl Persuade glibc <stdio.h> to declare fgets_unlocked(), fputs_unlocked() |
| | 14 | dnl etc. |
| | 15 | AC_REQUIRE([AC_GNU_SOURCE]) |
| | 16 | |
| | 17 | AC_CHECK_DECLS_ONCE( |
| | 18 | [clearerr_unlocked feof_unlocked ferror_unlocked |
| | 19 | fflush_unlocked fgets_unlocked fputc_unlocked fputs_unlocked |
| | 20 | fread_unlocked fwrite_unlocked getc_unlocked |
| | 21 | getchar_unlocked putc_unlocked putchar_unlocked]) |
| | 22 | ]) |
projects / bison.git / blame_incremental