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| author | Barton E. Schaefer <schaefer@zsh.org> | 2014-06-01 15:01:37 -0700 |
|---|---|---|
| committer | Barton E. Schaefer <schaefer@zsh.org> | 2014-06-01 15:01:37 -0700 |
| commit | 19f3161e51dc880093cb71584f75b77a6084d52e (patch) | |
| tree | 4a33e447de32eb47ff640ffd4dea9f711d8e8539 /Src | |
| parent | 10ae77c0cfee1e15fe062ee5a6d8a4b31304d58a (diff) | |
| download | zsh-19f3161e51dc880093cb71584f75b77a6084d52e.tar.gz zsh-19f3161e51dc880093cb71584f75b77a6084d52e.zip | |
32634: add POSIX_ARGZERO option
Diffstat (limited to 'Src')
| -rw-r--r-- | Src/init.c | 5 | ||||
| -rw-r--r-- | Src/options.c | 1 | ||||
| -rw-r--r-- | Src/params.c | 16 | ||||
| -rw-r--r-- | Src/zsh.h | 1 |
4 files changed, 20 insertions, 3 deletions
diff --git a/Src/init.c b/Src/init.c index fd12412c7..5e92f59df 100644 --- a/Src/init.c +++ b/Src/init.c @@ -226,7 +226,7 @@ parseargs(char **argv, char **runscript) char **x; LinkList paramlist; - argzero = *argv++; + argzero = posixzero = *argv++; SHIN = 0; /* There's a bit of trickery with opts[INTERACTIVE] here. It starts * @@ -253,7 +253,7 @@ parseargs(char **argv, char **runscript) if (*argv) { if (unset(SHINSTDIN)) { if (cmd) - argzero = *argv; + argzero = posixzero = *argv; else *runscript = *argv; opts[INTERACTIVE] &= 1; @@ -275,6 +275,7 @@ parseargs(char **argv, char **runscript) while ((*x++ = (char *)getlinknode(paramlist))); free(paramlist); argzero = ztrdup(argzero); + posixzero = ztrdup(posixzero); } /* Insert into list in order of pointer value */ diff --git a/Src/options.c b/Src/options.c index ce73d9901..e83dc5839 100644 --- a/Src/options.c +++ b/Src/options.c @@ -207,6 +207,7 @@ static struct optname optns[] = { {{NULL, "pathscript", OPT_EMULATE|OPT_BOURNE}, PATHSCRIPT}, {{NULL, "pipefail", OPT_EMULATE}, PIPEFAIL}, {{NULL, "posixaliases", OPT_EMULATE|OPT_BOURNE}, POSIXALIASES}, +{{NULL, "posixargzero", OPT_EMULATE}, POSIXARGZERO}, {{NULL, "posixbuiltins", OPT_EMULATE|OPT_BOURNE}, POSIXBUILTINS}, {{NULL, "posixcd", OPT_EMULATE|OPT_BOURNE}, POSIXCD}, {{NULL, "posixidentifiers", OPT_EMULATE|OPT_BOURNE}, POSIXIDENTIFIERS}, diff --git a/Src/params.c b/Src/params.c index 790102923..0699ead85 100644 --- a/Src/params.c +++ b/Src/params.c @@ -67,6 +67,7 @@ char **path, /* $path */ /**/ mod_export char *argzero, /* $0 */ + *posixzero, /* $0 */ *home, /* $HOME */ *nullcmd, /* $NULLCMD */ *oldpwd, /* $OLDPWD */ @@ -194,6 +195,8 @@ static const struct gsu_integer euid_gsu = static const struct gsu_integer ttyidle_gsu = { ttyidlegetfn, nullintsetfn, stdunsetfn }; +static const struct gsu_scalar argzero_gsu = +{ argzerogetfn, nullstrsetfn, nullunsetfn }; static const struct gsu_scalar username_gsu = { usernamegetfn, usernamesetfn, stdunsetfn }; static const struct gsu_scalar dash_gsu = @@ -285,6 +288,7 @@ IPDEF2("WORDCHARS", wordchars_gsu, 0), IPDEF2("IFS", ifs_gsu, PM_DONTIMPORT), IPDEF2("_", underscore_gsu, PM_DONTIMPORT), IPDEF2("KEYBOARD_HACK", keyboard_hack_gsu, PM_DONTIMPORT), +IPDEF2("0", argzero_gsu, 0), #ifdef USE_LOCALE # define LCIPDEF(name) IPDEF2(name, lc_blah_gsu, PM_UNSET) @@ -340,7 +344,6 @@ IPDEF7U("RPROMPT2", &rprompt2), IPDEF7("PS3", &prompt3), IPDEF7("PS4", &prompt4), IPDEF7("SPROMPT", &sprompt), -IPDEF7("0", &argzero), #define IPDEF8(A,B,C,D) {{NULL,A,D|PM_SCALAR|PM_SPECIAL},BR((void *)B),GSU(colonarr_gsu),0,0,NULL,C,NULL,0} IPDEF8("CDPATH", &cdpath, "cdpath", 0), @@ -3981,6 +3984,17 @@ lcsetfn(Param pm, char *x) } #endif /* USE_LOCALE */ +/* Function to get value for special parameter `0' */ + +/**/ +static char * +argzerogetfn(UNUSED(Param pm)) +{ + if (isset(POSIXARGZERO)) + return posixzero; + return argzero; +} + /* Function to get value for special parameter `HISTSIZE' */ /**/ @@ -2151,6 +2151,7 @@ enum { PATHSCRIPT, PIPEFAIL, POSIXALIASES, + POSIXARGZERO, POSIXBUILTINS, POSIXCD, POSIXIDENTIFIERS, |