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authorPeter Stephenson <pws@users.sourceforge.net>2006-08-16 09:06:39 +0000
committerPeter Stephenson <pws@users.sourceforge.net>2006-08-16 09:06:39 +0000
commit72f362cf2c8200e57d7759628bb1ffff105dd631 (patch)
tree7bd47e38cad2d36754cf2ddc4c33d37bc915d4ef
parent77321097e70b492090ab0364dadc1329ecc0b0d8 (diff)
downloadzsh-72f362cf2c8200e57d7759628bb1ffff105dd631.tar.gz
zsh-72f362cf2c8200e57d7759628bb1ffff105dd631.tar.xz
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22610: allow zstyle -L to have arguments
-rw-r--r--ChangeLog5
-rw-r--r--Doc/Zsh/mod_zutil.yo16
-rw-r--r--Src/Modules/zutil.c36
3 files changed, 52 insertions, 5 deletions
diff --git a/ChangeLog b/ChangeLog
index 446d5b722..1e44739ca 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2006-08-16  Peter Stephenson  <pws@csr.com>
+
+	* 22610: Doc/Zsh/mod_zutil.yo, Src/Modules/zutil.c:
+	allow zstyle -L with arguments.
+
 2006-08-15  Peter Stephenson  <p.w.stephenson@ntlworld.com>
 
 	* 22611: Src/Zle/complist.c: bug when scrolling completion
diff --git a/Doc/Zsh/mod_zutil.yo b/Doc/Zsh/mod_zutil.yo
index c7342fdba..659b4aff7 100644
--- a/Doc/Zsh/mod_zutil.yo
+++ b/Doc/Zsh/mod_zutil.yo
@@ -7,7 +7,7 @@ The tt(zsh/zutil) module only adds some builtins:
 
 startitem()
 findex(zstyle)
-xitem(tt(zstyle) [ tt(-L) ])
+xitem(tt(zstyle) [ tt(-L) [ var(pattern) [ var(style) ] ] ])
 xitem(tt(zstyle) [ tt(-e) | tt(-) | tt(-)tt(-) ] var(pattern) var(style) var(strings) ...)
 xitem(tt(zstyle -d) [ var(pattern) [ var(styles) ... ] ])
 xitem(tt(zstyle -g) var(name) [ var(pattern) [ var(style) ] ])
@@ -31,8 +31,18 @@ complex patterns are considered to be more specific than the pattern
 `tt(*)'.
 
 The first form (without arguments) lists the definitions in the order
-tt(zstyle) will test them. If the tt(-L) option is given, listing is
-done in the form of calls to tt(zstyle).  Forms with arguments:
+tt(zstyle) will test them.
+
+If the tt(-L) option is given, listing is done in the form of calls to
+tt(zstyle).  The optional first argument is a pattern which will be matched
+against the string supplied as the pattern for the context; note that
+this means, for example, `tt(zstyle -L ":completion:*")' will
+match any supplied pattern beginning `tt(:completion:)', not
+just tt(":completion:*"):  use tt(":completion:\*") to match that.
+The optional second argument limits the output to a specific style (not a
+pattern).  tt(-L) is not compatible with any other options.
+
+The other forms are the following:
 
 startitem()
 item(tt(zstyle) [ tt(-) | tt(-)tt(-) | tt(-e) ] var(pattern) var(style) var(strings) ...)(
diff --git a/Src/Modules/zutil.c b/Src/Modules/zutil.c
index c2298a782..3ed1f9e16 100644
--- a/Src/Modules/zutil.c
+++ b/Src/Modules/zutil.c
@@ -268,9 +268,10 @@ bin_zstyle(char *nam, char **args, UNUSED(Options ops), UNUSED(int func))
 		zwarnnam(nam, "invalid argument: %s", args[0]);
 		return 1;
 	    }
-	    if (oc == 'L')
+	    if (oc == 'L') {
 		list = 2;
-	    else if (oc == 'e') {
+		args++;
+	    } else if (oc == 'e') {
 		eval = add = 1;
 		args++;
 	    }
@@ -305,13 +306,44 @@ bin_zstyle(char *nam, char **args, UNUSED(Options ops), UNUSED(int func))
 	Style s;
 	Stypat p;
 	char **v;
+	char *context, *stylename;
+	Patprog contprog;
+
+	switch (arrlen(args)) {
+	case 2:
+	    context = args[0];
+	    stylename = args[1];
+	    break;
+
+	case 1:
+	    context = args[0];
+	    stylename = NULL;
+	    break;
+
+	case 0:
+	    context = stylename = NULL;
+	    break;
+
+	default:
+	    zwarnnam(nam, "too many arguments");
+	    return 1;
+	}
+	if (context) {
+	    tokenize(context);
+	    contprog = patcompile(context, PAT_STATIC, NULL);
+	} else
+	    contprog = NULL;
 
 	for (s = zstyles; s; s = s->next) {
 	    if (list == 1) {
 		quotedzputs(s->name, stdout);
 		putchar('\n');
 	    }
+	    if (stylename && strcmp(s->name, stylename) != 0)
+		continue;
 	    for (p = s->pats; p; p = p->next) {
+		if (contprog && !pattry(contprog, p->pat))
+		    continue;
 		if (list == 1)
 		    printf("%s  %s", (p->eval ? "(eval)" : "      "), p->pat);
 		else {