diff options
Diffstat (limited to 'txr.1')
| -rw-r--r-- | txr.1 | 112 |
1 files changed, 72 insertions, 40 deletions
@@ -942,33 +942,41 @@ syntax. .coIP --lisp .coIP --compiled These options influence the treatment of query files which do not have -a suffix indicating their type. The +a recognized suffix indicating their type. The .code --lisp -option causes an unsuffixed file to be treated as Lisp source; +option causes a file with an unrecognized suffix, or no suffix, to be treated +as Lisp source; .code --compiled -causes it to be treated as a compiled file. - -Moreover, if -.code --lisp -is specified, and an unsuffixed file does not exist, then \*(TX -will add the -.str .tl -suffix and try the file again; and -.code --compiled -will similarly add the -.str .tlo -suffix and try opening the file again. -In the same situation, if neither +causes it to be treated as a compiled \*(TL file. +Moreover, .code --lisp -nor +and .code --compiled -has been specified, \*(TX will first try adding the +influence the suffix search. By default, when a query file name does not have +a recognizable suffix, and the file does not exist, \*(TX adds the .str .txr -suffix. If that fails, -then the +suffix to the name and tries opening that name, and in a similar way +tries .str .tlo -suffix will be tried and finally +and then .strn .tl . +In this situation, if either of these two options is specified, \*(TX +tries only the +.str .tlo +and +.str .tl +suffixes, in that order, avoiding the +.str .txr +suffix. The search order is always +.str .tlo +first, then +.str .tl +regardless of whether +.code --lisp +or +.code --compiled +is specified. + Note that .code --lisp and @@ -977,6 +985,16 @@ influence how the argument of the .code -f option is treated, but only if they precede that option. +If the file has a recognized suffix: +.strn .tl , +.strn .tlo , +.str .txr +or +.strn .txr_profile , +then these options have no effect. The suffix determines the +interpretation of the content. Moreover, no suffix search takes +place: only the given path name is tried. + .coIP --reexec On platforms which support the POSIX .code exec @@ -1122,20 +1140,31 @@ the .str .tl suffix, then it is assumed to be \*(TL. The .code --lisp -option changes the treatment of unsuffixed script file names, causing them -to be interpreted as \*(TL. +and +.code --compiled +options change the treatment of unsuffixed script file names, causing them +to be interpreted as \*(TL source or compiled \*(TL, respectively. -If an unsuffixed script file name is specified, and cannot be opened, then -\*(TX will add the +If a file name is specified which does not have a recognized suffix, +and names a file which doesn't exist, then +\*(TX adds the .str .txr -suffix and try again. If that fails, it will be tried with the +suffix and tries again. If that doesn't exist, another attempt is made with the +.str .tlo +suffix, which will be treated as as a \*(TL compiled file. +Finally, if that doesn't exist, the .str .tl -suffix, and treated as \*(TL. -If the +suffix is tried, which will be treated as containing \*(TL source. +If either the .code --lisp -option has been specified, then \*(TX tries only the -.str .tl -suffix. +or +.code --compiled +option has been specified, then \*(TX skips trying the +.str .txr +suffix, and tries only +.str .tlo +followed by +.strn .tl . A \*(TL file is processed as if by the .code load @@ -11526,8 +11555,10 @@ and \*(TL code can be placed into files. On the command line, \*(TX treats files with a -.str ".tl" -suffix as \*(TL code, and the +.str .tl +or +.str .tlo +suffix as \*(TL source or compiled code, and the .code @(load) directive does also. @@ -77513,7 +77544,8 @@ ends in any of these four suffixes: or .codn .txr_profile . -Depending on whether the tentative pathname is suffixed, +Depending on whether the tentative pathname exists, and whether +or not it is suffixed, .code load tries to make one or more attempts to open several variations of that name. These variations are called @@ -77524,18 +77556,18 @@ error exception propagates to .codn load 's caller. -If the tentative pathname is suffixed, then +Regardless of whether the tentative pathname is suffixed, .code load -tries to open a file by that actual pathname. If that attempt -fails, no other names are tried. +tries to open a file by that actual pathname first. If that attempt +fails for a suffixed pathname, or fails due to a reason other than +non-existence, no other names are tried. -If the tentative pathname is unsuffixed, then first the suffix +If an unsuffixed tentative pathname refers to a nonexistent file, .code .tlo is appended to the name, and an attempt is made to open a file -with this actual path. If that file is not found, then the suffix +with the resulting path. If that file is not found, then the suffix .code .tl -is similarly tried. If that file is not found, then the unsuffixed -name is tried. +is similarly tried. If an unsuffixed file is opened, its contents are treated as interpreted Lisp. Files ending in |