JehanneOS/mksh
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make command() not trash the global source variable

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removes local save/restore around it in two of three callers;
the third one is in runtrap() which… probably *cough* ought
to have danced the same…
This commit is contained in:
tg 2016-08-04 20:31:01 +00:00
parent 3e8165b9cd
commit d96229b205
2 changed files with 10 additions and 21 deletions
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22
histrap.c
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@ -27,7 +27,7 @@
#include <sys/file.h>
#endif
__RCSID("$MirOS: src/bin/mksh/histrap.c,v 1.157 2016/07/25 00:04:43 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/histrap.c,v 1.158 2016/08/04 20:31:00 tg Exp $");
Trap sigtraps[ksh_NSIG + 1];
static struct sigaction Sigact_ign;
@ -308,16 +308,8 @@ c_fc(const char **wp)
/* Ignore setstr errors here (arbitrary) */
setstr(local("_", false), tf->tffn, KSH_RETURN_ERROR);
/* XXX: source should not get trashed by this.. */
{
Source *sold = source;
int ret;
ret = command(editor ? editor : TFCEDIT_dollaru, 0);
source = sold;
if (ret)
return (ret);
}
if ((optc = command(editor ? editor : TFCEDIT_dollaru, 0)))
return (optc);
{
struct stat statb;
@ -363,8 +355,6 @@ static int
hist_execute(char *cmd, Area *areap)
{
static int last_line = -1;
Source *sold;
int ret;
/* Back up over last histsave */
if (histptr >= history && last_line != hist_source->line) {
@ -388,11 +378,7 @@ hist_execute(char *cmd, Area *areap)
* X=y fc -e - 42 2> /dev/null
* are to effect the repeated commands environment.
*/
/* XXX: source should not get trashed by this.. */
sold = source;
ret = command(cmd, 0);
source = sold;
return (ret);
return (command(cmd, 0));
}
/*

9
main.c
View File

@ -34,7 +34,7 @@
#include <locale.h>
#endif
__RCSID("$MirOS: src/bin/mksh/main.c,v 1.314 2016/07/25 21:05:22 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/main.c,v 1.315 2016/08/04 20:31:01 tg Exp $");
extern char **environ;
@ -734,12 +734,15 @@ include(const char *name, int argc, const char **argv, bool intr_ok)
int
command(const char *comm, int line)
{
Source *s;
Source *s, *sold = source;
int rv;
s = pushs(SSTRING, ATEMP);
s->start = s->str = comm;
s->line = line;
return (shell(s, false));
rv = shell(s, false);
source = sold;
return (rv);
}
/*