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Patch from Larry Doolittle to set values to static variables that live in the

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bss at runtime, since sh.c can call sh.c, which causes these variables to not
be set to their defaults as god intended.
 -Erik
This commit is contained in:
Eric Andersen 2001-01-05 19:34:52 +00:00
parent eb60d8bcd1
commit b0970d4fed
3 changed files with 45 additions and 6 deletions
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17
lash.c
View File

@ -73,7 +73,7 @@ static const unsigned int IF_TRUE_CONTEXT=0x2;
static const unsigned int IF_FALSE_CONTEXT=0x4;
static const unsigned int THEN_EXP_CONTEXT=0x8;
static const unsigned int ELSE_EXP_CONTEXT=0x10;
unsigned int shell_context = 0;
unsigned int shell_context;
@ -185,7 +185,7 @@ static struct built_in_command bltins_forking[] = {
};
static char *cwd;
static char *local_pending_command = NULL;
static char *local_pending_command;
static struct jobset job_list = { NULL, NULL };
static int argc;
static char **argv;
@ -1629,6 +1629,19 @@ int shell_main(int argc_l, char **argv_l)
argc = argc_l;
argv = argv_l;
shell_context = 0;
cwd=NULL;
#ifdef BB_FEATURE_STANDALONE_SHELL
/* These variables need re-initializing when recursing */
local_pending_command = NULL;
job_list.head = NULL;
job_list.fg = NULL;
#ifdef BB_FEATURE_SH_ENVIRONMENT
last_bg_pid=-1;
last_return_code=-1;
show_x_trace=FALSE;
#endif
#endif
if (argv[0] && argv[0][0] == '-') {
FILE *input;

17
sh.c
View File

@ -73,7 +73,7 @@ static const unsigned int IF_TRUE_CONTEXT=0x2;
static const unsigned int IF_FALSE_CONTEXT=0x4;
static const unsigned int THEN_EXP_CONTEXT=0x8;
static const unsigned int ELSE_EXP_CONTEXT=0x10;
unsigned int shell_context = 0;
unsigned int shell_context;
@ -185,7 +185,7 @@ static struct built_in_command bltins_forking[] = {
};
static char *cwd;
static char *local_pending_command = NULL;
static char *local_pending_command;
static struct jobset job_list = { NULL, NULL };
static int argc;
static char **argv;
@ -1629,6 +1629,19 @@ int shell_main(int argc_l, char **argv_l)
argc = argc_l;
argv = argv_l;
shell_context = 0;
cwd=NULL;
#ifdef BB_FEATURE_STANDALONE_SHELL
/* These variables need re-initializing when recursing */
local_pending_command = NULL;
job_list.head = NULL;
job_list.fg = NULL;
#ifdef BB_FEATURE_SH_ENVIRONMENT
last_bg_pid=-1;
last_return_code=-1;
show_x_trace=FALSE;
#endif
#endif
if (argv[0] && argv[0][0] == '-') {
FILE *input;

17
shell/lash.c
View File

@ -73,7 +73,7 @@ static const unsigned int IF_TRUE_CONTEXT=0x2;
static const unsigned int IF_FALSE_CONTEXT=0x4;
static const unsigned int THEN_EXP_CONTEXT=0x8;
static const unsigned int ELSE_EXP_CONTEXT=0x10;
unsigned int shell_context = 0;
unsigned int shell_context;
@ -185,7 +185,7 @@ static struct built_in_command bltins_forking[] = {
};
static char *cwd;
static char *local_pending_command = NULL;
static char *local_pending_command;
static struct jobset job_list = { NULL, NULL };
static int argc;
static char **argv;
@ -1629,6 +1629,19 @@ int shell_main(int argc_l, char **argv_l)
argc = argc_l;
argv = argv_l;
shell_context = 0;
cwd=NULL;
#ifdef BB_FEATURE_STANDALONE_SHELL
/* These variables need re-initializing when recursing */
local_pending_command = NULL;
job_list.head = NULL;
job_list.fg = NULL;
#ifdef BB_FEATURE_SH_ENVIRONMENT
last_bg_pid=-1;
last_return_code=-1;
show_x_trace=FALSE;
#endif
#endif
if (argv[0] && argv[0][0] == '-') {
FILE *input;