Support ?(!NAME:TEXT) format for expanding string by property.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@25529 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
ulion 2007-12-26 04:15:56 +00:00
parent 9e434fa014
commit 2b517dc714
2 changed files with 10 additions and 3 deletions

View File

@ -990,6 +990,8 @@ The following expansions are supported:
Expand to the value of the property NAME.
.IPs ?(NAME:TEXT)
Expand TEXT only if the property NAME is available.
.IPs ?(!NAME:TEXT)
Expand TEXT only if the property NAME is not available.
.RE
.
.TP

View File

@ -146,11 +146,16 @@ char* m_properties_expand_string(m_option_t* prop_list,char* str, void *ctx) {
} else if(str[0] == '?' && str[1] == '(' && (e = strchr(str+2,':'))) {
lvl++;
if(!skip) {
int pl = e-str-2;
int is_not = str[2] == '!';
int pl = e - str - (is_not ? 3 : 2);
char pname[pl+1];
memcpy(pname,str+2,pl);
memcpy(pname, str + (is_not ? 3 : 2), pl);
pname[pl] = 0;
if(m_property_do(prop_list,pname,M_PROPERTY_GET,NULL,ctx) < 0)
if(m_property_do(prop_list,pname,M_PROPERTY_GET,NULL,ctx) < 0) {
if (!is_not)
skip = 1, skip_lvl = lvl;
}
else if (is_not)
skip = 1, skip_lvl = lvl;
}
str = e+1, l = 0;