diff options
Diffstat (limited to 'src/TOUR')
| -rw-r--r-- | src/TOUR | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/src/TOUR b/src/TOUR index 0c60e2a..4baac62 100644 --- a/src/TOUR +++ b/src/TOUR @@ -159,7 +159,6 @@ special codes defined in parser.h. The special codes are: CTLVAR Variable substitution CTLENDVAR End of variable substitution CTLBACKQ Command substitution - CTLBACKQ|CTLQUOTE Command substitution inside double quotes CTLESC Escape next character A variable substitution contains the following elements: @@ -179,16 +178,13 @@ stitution. The possible types are: VSASSIGN ${var=text} VSASSIGN|VSNUL ${var=text} -In addition, the type field will have the VSQUOTE flag set if the -variable is enclosed in double quotes. The name of the variable -comes next, terminated by an equals sign. If the type is not -VSNORMAL, then the text field in the substitution follows, ter- -minated by a CTLENDVAR byte. +The name of the variable comes next, terminated by an equals +sign. If the type is not VSNORMAL, then the text field in the +substitution follows, terminated by a CTLENDVAR byte. Commands in back quotes are parsed and stored in a linked list. The locations of these commands in the string are indicated by -CTLBACKQ and CTLBACKQ+CTLQUOTE characters, depending upon whether -the back quotes were enclosed in double quotes. +the CTLBACKQ character. The character CTLESC escapes the next character, so that in case any of the CTL characters mentioned above appear in the input, |