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Sun May 12 19:19:43 1996 Aaron Digulla <digulla@fh-konstanz.de>

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* main.c: (main), variable.c Changed handling of ENV-vars. Make
	stores now the names of the variables only and reads their contents
	when they are accessed to reflect that these variables are really
	global (ie. they CAN change WHILE make runs !) This handling is
	made in lookup_variable()
This commit is contained in:
Roland McGrath 1996-05-13 18:40:11 +00:00
parent 7431536bed
commit c8484a6170
1 changed files with 18 additions and 15 deletions
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33
main.c
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@ -24,6 +24,14 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "commands.h"
#include "getopt.h"
#include <assert.h>
#ifdef _AMIGA
# include <dos/dos.h>
# include <proto/dos.h>
#endif
#ifdef _AMIGA
int __stack = 20000; /* Make sure we have 20K of stack space */
#endif
extern void init_dir PARAMS ((void));
extern RETSIGTYPE fatal_error_signal PARAMS ((int sig));
@ -584,17 +592,12 @@ int main (int argc, char ** argv)
{
if (fib.fib_DirEntryType < 0) /* File */
{
file = Open (fib.fib_FileName, MODE_OLDFILE);
if (file)
{
len = Read (file, buffer, sizeof (buffer)-1);
buffer[len] = 0;
/* Define an empty variable. It will be filled in
variable_lookup(). Makes startup quite a bit
faster. */
define_variable (fib.fib_FileName,
strlen (fib.fib_FileName),
buffer, o_env, 1)->export = v_export;
}
"", o_env, 1)->export = v_export;
}
}
UnLock (env);
@ -746,7 +749,6 @@ int main (int argc, char ** argv)
starting_directory = current_directory;
}
/* Read any stdin makefiles into temporary files. */
if (makefiles != 0)
@ -1120,14 +1122,17 @@ int main (int argc, char ** argv)
break;
}
#else /* AMIGA */
# include <dos/dos.h>
# include <proto/dos.h>
{
char buffer[256];
int len;
len = GetVar ("MAKELEVEL", buffer, sizeof (buffer), GVF_GLOBAL_ONLY);
if (len != -1)
{
sprintf (buffer, "%u", makelevel);
SetVar ("MAKELEVEL", buffer, -1, GVF_LOCAL_ONLY);
SetVar ("MAKELEVEL", buffer, -1, GVF_GLOBAL_ONLY);
}
}
#endif
@ -1864,7 +1869,6 @@ define_makeflags (all, makefile)
flags = flags->next;
}
/* Define MFLAGS before appending variable definitions. */
if (p == &flagstring[1])
@ -1881,7 +1885,6 @@ define_makeflags (all, makefile)
override any makefile redefinition. */
(void) define_variable ("MFLAGS", 6, flagstring, o_env, 1);
if (all && command_variables != 0)
{
/* Now write a reference to $(MAKEOVERRIDES), which contains all the