git config syntax updates

This updates the hierarchical section name syntax to

	[section<space>+"<randomstring>"]

where the only rule for "randomstring" is that it can't contain a newline,
and if you really want to insert a double-quote, you do it with \".

It turns that into the section name "secion.randomstring".  The
"section" part is still case insensitive, but the "randomstring"
part is case sensitive.

So you could use this for things like

	[email "torvalds@osdl.org"]
		name = Linus Torvalds

if you wanted to do the "email->name" conversion as part of the config
file format (I'm not claiming that is sensible, I'm just giving it as an
insane example). That would show up as the association

	email.torvalds@osdl.org.name -> Linus Torvalds

which is easy to parse (the "." in the email _looks_ ambiguous, but it
isn't: you know that there will always be a single key-name, so you find
the key name with "strrchr(name, '.')" and things are entirely
unambiguous).

Repo-config is updated to be able to parse the new format, and also
write things out in the new format.

[jc: rolled two patches from Linus and one fix-up from Sean into one,
 with additional adjustments for t/t1300 test to check the case
 insensitiveness of section base and variable and case sensitiveness
 of the extended section part.  Then stripped some part off to make
 the result applicable to the stale 1.3.X series that does not have
 recent enhancements. ]

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Sean Estabrooks <seanlkml@sympatico.ca>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Linus Torvalds
2006-05-09 12:24:02 -07:00
committed by Junio C Hamano
parent bdf0ef0824
commit d14f776402
3 changed files with 90 additions and 20 deletions

View File

@ -48,11 +48,13 @@ static int show_config(const char* key_, const char* value_)
static int get_value(const char* key_, const char* regex_)
{
int i;
char *tl;
key = malloc(strlen(key_)+1);
for (i = 0; key_[i]; i++)
key[i] = tolower(key_[i]);
key[i] = 0;
key = strdup(key_);
for (tl=key+strlen(key)-1; tl >= key && *tl != '.'; --tl)
*tl = tolower(*tl);
for (tl=key; *tl && *tl != '.'; ++tl)
*tl = tolower(*tl);
if (regex_) {
if (regex_[0] == '!') {