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Remove lrand48 checks and support

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lrand48 is no longer used.
This commit is contained in:
ridiculousfish 2020-07-07 17:58:21 -07:00
parent 50e2a8dd72
commit 7ea396ab3f
4 changed files with 1 additions and 22 deletions
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1
cmake/ConfigureChecks.cmake
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@ -80,7 +80,6 @@ check_cxx_symbol_exists(getpwent pwd.h HAVE_GETPWENT)
check_cxx_symbol_exists(getrusage sys/resource.h HAVE_GETRUSAGE)
check_cxx_symbol_exists(gettext libintl.h HAVE_GETTEXT)
check_cxx_symbol_exists(killpg "sys/types.h;signal.h" HAVE_KILLPG)
check_cxx_symbol_exists(lrand48_r stdlib.h HAVE_LRAND48_R)
# mkostemp is in stdlib in glibc and FreeBSD, but unistd on macOS
check_cxx_symbol_exists(mkostemp "stdlib.h;unistd.h" HAVE_MKOSTEMP)
set(HAVE_CURSES_H ${CURSES_HAVE_CURSES_H})

3
config_cmake.h.in
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@ -43,9 +43,6 @@
/* Define to 1 if you have the `killpg' function. */
#cmakedefine HAVE_KILLPG 1
/* Define to 1 if you have the `lrand48_r' function. */
#cmakedefine HAVE_LRAND48_R 1
/* Define to 1 if you have the `mkostemp' function. */
#cmakedefine HAVE_MKOSTEMP 1

3
src/fallback.cpp
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@ -1,8 +1,7 @@
// This file only contains fallback implementations of functions which have been found to be missing
// or broken by the configuration scripts.
//
// Many of these functions are more or less broken and incomplete. lrand28_r internally uses the
// regular (bad) rand_r function, the gettext function doesn't actually do anything, etc.
// Many of these functions are more or less broken and incomplete.
#include "config.h"
// IWYU likes to recommend adding term.h when we want ncurses.h.

16
src/fallback.h
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@ -126,22 +126,6 @@ wchar_t *wcsndup(const wchar_t *in, size_t c);
size_t wcslcpy(wchar_t *dst, const wchar_t *src, size_t siz);
#endif
#if 0
// These are not currently used.
#ifndef HAVE_LRAND48_R
/// Data structure for the lrand48_r fallback implementation.
struct drand48_data {
unsigned int seed;
};
/// Fallback implementation of lrand48_r. Internally uses rand_r, so it is pretty weak.
int lrand48_r(struct drand48_data *buffer, long int *result);
/// Fallback implementation of srand48_r, the seed function for lrand48_r.
int srand48_r(long int seedval, struct drand48_data *buffer);
#endif
#endif
#ifndef HAVE_FUTIMES
int futimes(int fd, const struct timeval *times);
#endif