diff options
Diffstat (limited to 'bin/sh/TOUR')
| -rw-r--r-- | bin/sh/TOUR | 29 |
1 files changed, 1 insertions, 28 deletions
diff --git a/bin/sh/TOUR b/bin/sh/TOUR index 13438b5..e9bbe9b 100644 --- a/bin/sh/TOUR +++ b/bin/sh/TOUR @@ -25,38 +25,11 @@ programs is: program input files generates ------- ----------- --------- mkbuiltins builtins builtins.h builtins.c - mkinit *.c init.c mknodes nodetypes nodes.h nodes.c mksyntax - syntax.h syntax.c mktokens - token.h -There are undoubtedly too many of these. Mkinit searches all the -C source files for entries looking like: - - RESET { - x = 2; /* executed when the shell does a longjmp - back to the main command loop */ - } - -It pulls this code out into routines which are when particular -events occur. The intent is to improve modularity by isolating -the information about which modules need to be explicitly -initialized/reset within the modules themselves. - -Mkinit recognizes several constructs for placing declarations in -the init.c file. - INCLUDE "file.h" -includes a file. The storage class MKINIT makes a declaration -available in the init.c file, for example: - MKINIT int funcnest; /* depth of function calls */ -MKINIT alone on a line introduces a structure or union declara- -tion: - MKINIT - struct redirtab { - short renamed[10]; - }; -Preprocessor #define statements are copied to init.c without any -special action to request this. +There are undoubtedly too many of these. EXCEPTIONS: Code for dealing with exceptions appears in exceptions.c. The C language doesn't include exception handling, |
