xschem/scconfig/src/tty/find_pty.c

111 lines
2.9 KiB
C

/*
scconfig - tty lib detection - ncurses
Copyright (C) 2017 Tibor Palinkas
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 31 Milk Street, # 960789 Boston, MA 02196 USA
Project page: http://repo.hu/projects/scconfig
Contact (email and IRC): http://igor2.repo.hu/contact.html
*/
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "libs.h"
#include "log.h"
#include "db.h"
#include "dep.h"
int find_grantpt(const char *name, int logdepth, int fatal)
{
const char *node = "libs/tty/grantpt";
const char *test_c =
NL "#include <stdio.h>"
NL "int main()"
NL "{"
NL " if (grantpt(-1) == -1)"
NL " puts(\"OK\");"
NL " return 0;"
NL "}"
NL;
if (require("cc/cc", logdepth, fatal))
return 1;
report("Checking for grantpt... ");
logprintf(logdepth, "find_grantpt:\n");
logdepth++;
{
char **incs, *incs_arr[] = {"#include <stdlib.h>", NULL } ;
char **cflags, *cflags_arr[] = {"", NULL};
char **ldflags, *ldflags_arr[] = {"", NULL};
/* fall back on guessing */
for(incs = incs_arr; *incs != NULL; incs++) {
for(cflags = cflags_arr; *cflags != NULL; cflags++) {
for(ldflags = ldflags_arr; *ldflags != NULL; ldflags++) {
if (try_icl(logdepth, node, test_c, *incs, *cflags, *ldflags) != 0) {
return 0;
}
}
}
}
}
return try_fail(logdepth, node);
}
int find_posix_openpt(const char *name, int logdepth, int fatal)
{
const char *node = "libs/tty/posix_openpt";
const char *test_c =
NL "#include <stdlib.h>"
NL "#include <fcntl.h>"
NL "#include <stdio.h>"
NL "int main()"
NL "{"
NL " if (posix_openpt(0) >= 0)"
NL " puts(\"OK\");"
NL " return 0;"
NL "}"
NL;
if (require("cc/cc", logdepth, fatal))
return 1;
report("Checking for posix_openpt... ");
logprintf(logdepth, "find_posix_openpt:\n");
logdepth++;
{
char **incs, *incs_arr[] = {"", "#define _XOPEN_SOURCE 600", NULL } ;
char **cflags, *cflags_arr[] = {"", NULL};
char **ldflags, *ldflags_arr[] = {"", NULL};
/* fall back on guessing */
for(incs = incs_arr; *incs != NULL; incs++) {
for(cflags = cflags_arr; *cflags != NULL; cflags++) {
for(ldflags = ldflags_arr; *ldflags != NULL; ldflags++) {
if (try_icl(logdepth, node, test_c, *incs, *cflags, *ldflags) != 0) {
return 0;
}
}
}
}
}
return try_fail(logdepth, node);
}