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* Fuck K&R ! 

git-svn-id: svn://svn.zoy.org/elk/trunk@68 55e467fa-43c5-0310-a8a2-de718669efc6
This commit is contained in:
sam 2003-09-02 09:54:47 +00:00
parent 2f6428ce84
commit 230f3fc843
1 changed files with 34 additions and 6 deletions
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40
util/alloca.c
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@ -1,10 +1,38 @@
/* Check if the system's alloca() function actually extends the stack. /* alloca.c: Check if the system's alloca() function actually extends the
* If it doesn't, it's not usable for Elk. * stack. If it doesn't, it's not usable for Elk.
* *
* The second value printed should be about 100 larger (or smaller, * The second value printed should be about 100 larger (or smaller,
* depending on the stack growing direction) than the first value. * depending on the stack growing direction) than the first value.
* *
* On some systems you may have to enable the #include and delete the line * $Id$
*
* Copyright 1990, 1991, 1992, 1993, 1994, 1995, Oliver Laumann, Berlin
* Copyright 2002, 2003 Sam Hocevar <sam@zoy.org>, Paris
*
* This software was derived from Elk 1.2, which was Copyright 1987, 1988,
* 1989, Nixdorf Computer AG and TELES GmbH, Berlin (Elk 1.2 has been written
* by Oliver Laumann for TELES Telematic Services, Berlin, in a joint project
* between TELES and Nixdorf Microprocessor Engineering, Berlin).
*
* Oliver Laumann, TELES GmbH, Nixdorf Computer AG and Sam Hocevar, as co-
* owners or individual owners of copyright in this software, grant to any
* person or company a worldwide, royalty free, license to
*
* i) copy this software,
* ii) prepare derivative works based on this software,
* iii) distribute copies of this software or derivative works,
* iv) perform this software, or
* v) display this software,
*
* provided that this notice is not removed and that neither Oliver Laumann
* nor Teles nor Nixdorf are deemed to have made any representations as to
* the suitability of this software for any purpose nor are held responsible
* for any defects of this software.
*
* THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
*/
/* On some systems you may have to enable the #include and delete the line
* declaring alloca(). * declaring alloca().
*/ */
@ -14,13 +42,13 @@ extern char *alloca();
char *stkbase; char *stkbase;
prstk(s) char *s; { prstk(char *s) {
char foo; char foo;
printf("stack %s calling alloca(100): %lu\n", s, (long)(stkbase - &foo)); printf("stack %s calling alloca(100): %lu\n", s, (long)(stkbase - &foo));
} }
main(ac, av) char **av; { main(int ac, **av) {
char *foo; char *foo;
stkbase = (char *)&foo; stkbase = (char *)&foo;