diff options
Diffstat (limited to '')
| -rw-r--r-- | src/builtins.def.in | 3 | ||||
| -rw-r--r-- | src/eval.c | 26 | ||||
| -rw-r--r-- | src/histedit.c | 4 | ||||
| -rw-r--r-- | src/mkbuiltins | 3 | ||||
| -rw-r--r-- | src/trap.c | 3 |
5 files changed, 23 insertions, 16 deletions
diff --git a/src/builtins.def.in b/src/builtins.def.in index 362ff3f..266d0ec 100644 --- a/src/builtins.def.in +++ b/src/builtins.def.in @@ -40,6 +40,7 @@ * The -a flag specifies that this is a posix 'assignment builtin' command. * The -s flag specifies that this is a posix 'special builtin' command. * The -u flag specifies that this is a posix 'standard utility'. + * The -n flag specifies that this command has a special entry point. * The rest of the line specifies the command name or names used to run * the command. */ @@ -62,7 +63,7 @@ cdcmd -u cd chdir commandcmd -u command dotcmd -s . echocmd echo -evalcmd -s eval +evalcmd -ns eval execcmd -s exec exitcmd -s exit exportcmd -as export -as readonly diff --git a/src/eval.c b/src/eval.c index b90a354..66c2209 100644 --- a/src/eval.c +++ b/src/eval.c @@ -97,7 +97,7 @@ STATIC void evalcommand(union node *, int, struct backcmd *); #else STATIC void evalcommand(union node *, int); #endif -STATIC int evalbltin(const struct builtincmd *, int, char **); +STATIC int evalbltin(const struct builtincmd *, int, char **, int); STATIC int evalfun(struct funcnode *, int, char **, int); STATIC void prehash(union node *); STATIC int eprintlist(struct output *, struct strlist *, int); @@ -129,8 +129,7 @@ RESET { * The eval commmand. */ -int -evalcmd(int argc, char **argv) +static int evalcmd(int argc, char **argv, int flags) { char *p; char *concat; @@ -150,7 +149,7 @@ evalcmd(int argc, char **argv) STPUTC('\0', concat); p = grabstackstr(concat); } - return evalstring(p, ~SKIPEVAL); + return evalstring(p, flags & EV_TESTED); } return 0; } @@ -161,7 +160,7 @@ evalcmd(int argc, char **argv) */ int -evalstring(char *s, int mask) +evalstring(char *s, int flags) { union node *n; struct stackmark smark; @@ -172,7 +171,7 @@ evalstring(char *s, int mask) status = 0; while ((n = parsecmd(0)) != NEOF) { - evaltree(n, 0); + evaltree(n, flags); status = exitstatus; popstackmark(&smark); if (evalskip) @@ -180,7 +179,6 @@ evalstring(char *s, int mask) } popfile(); - evalskip &= mask; return status; } @@ -861,7 +859,7 @@ bail: } listsetvar(list, i); } - if (evalbltin(cmdentry.u.cmd, argc, argv)) { + if (evalbltin(cmdentry.u.cmd, argc, argv, flags)) { int status; int i; @@ -899,10 +897,12 @@ out: } STATIC int -evalbltin(const struct builtincmd *cmd, int argc, char **argv) { +evalbltin(const struct builtincmd *cmd, int argc, char **argv, int flags) +{ char *volatile savecmdname; struct jmploc *volatile savehandler; struct jmploc jmploc; + int status; int i; savecmdname = commandname; @@ -913,10 +913,14 @@ evalbltin(const struct builtincmd *cmd, int argc, char **argv) { commandname = argv[0]; argptr = argv + 1; optptr = NULL; /* initialize nextopt */ - exitstatus = (*cmd->builtin)(argc, argv); + if (cmd == EVALCMD) + status = evalcmd(argc, argv, flags); + else + status = (*cmd->builtin)(argc, argv); flushall(); + status |= outerr(out1); + exitstatus = status; cmddone: - exitstatus |= outerr(out1); freestdout(); commandname = savecmdname; handler = savehandler; diff --git a/src/histedit.c b/src/histedit.c index 36d7937..9a1e533 100644 --- a/src/histedit.c +++ b/src/histedit.c @@ -371,7 +371,7 @@ histcmd(int argc, char **argv) } evalstring(strcpy(stalloc(strlen(s) + 1), s), - ~0); + 0); if (displayhist && hist) { /* * XXX what about recursive and @@ -396,7 +396,7 @@ histcmd(int argc, char **argv) editcmd = stalloc(strlen(editor) + strlen(editfile) + 2); sprintf(editcmd, "%s %s", editor, editfile); /* XXX - should use no JC command */ - evalstring(editcmd, ~0); + evalstring(editcmd, 0); INTON; readcmdfile(editfile); /* XXX - should read back - quick tst */ unlink(editfile); diff --git a/src/mkbuiltins b/src/mkbuiltins index 424d59a..977edb4 100644 --- a/src/mkbuiltins +++ b/src/mkbuiltins @@ -71,7 +71,8 @@ awk '{ for (i = 2 ; i <= NF ; i++) { opt = substr($2, 2) $2 = $3 } - printf "\t{ \"%s\", %s, %d },\n", $1, $2, + printf "\t{ \"%s\", %s, %d },\n", $1, + (opt ~ /n/) ? "NULL" : $2, (opt ~ /s/) + (opt ~ /[su]/) * 2 + (opt ~ /a/) * 4 }' echo '};' diff --git a/src/trap.c b/src/trap.c index 5b8b046..16703b3 100644 --- a/src/trap.c +++ b/src/trap.c @@ -310,7 +310,7 @@ dotrap(void) p = trap[i + 1]; if (!p) continue; - evalstring(p, SKIPEVAL); + evalstring(p, 0); exitstatus = savestatus; if (evalskip) return evalskip; @@ -365,6 +365,7 @@ exitshell(void) handler = &loc; if ((p = trap[0])) { trap[0] = NULL; + evalskip = 0; evalstring(p, 0); } out: |