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authorGlenn L McGrath2001-06-24 12:36:54 +0000
committerGlenn L McGrath2001-06-24 12:36:54 +0000
commit2e6d3cfa82eb64fffe53ccb5669aa7146228cf8f (patch)
tree78fb21d71f9d8680422f85a00bc3045cd6185a99 /docs/new-applet-HOWTO.txt
parent15576268971168108f289cac6d6ecc6fdbb5075e (diff)
downloadbusybox-2e6d3cfa82eb64fffe53ccb5669aa7146228cf8f.zip
busybox-2e6d3cfa82eb64fffe53ccb5669aa7146228cf8f.tar.gz
Nore unarchive (and doc) fixes from Laurence Anderson
Diffstat (limited to 'docs/new-applet-HOWTO.txt')
-rw-r--r--docs/new-applet-HOWTO.txt35
1 files changed, 15 insertions, 20 deletions
diff --git a/docs/new-applet-HOWTO.txt b/docs/new-applet-HOWTO.txt
index 90e124d..1f5c3eb 100644
--- a/docs/new-applet-HOWTO.txt
+++ b/docs/new-applet-HOWTO.txt
@@ -70,40 +70,35 @@ you _write_ your applet) please read through the style guide in the docs
directory and make your program compliant.
-Some Words on utility.c
------------------------
+Some Words on libbb
+-------------------
As you are writing your applet, please be aware of the body of pre-existing
-useful functions in utility.c. Use these instead of reinventing the wheel.
-
-If you use functions from utility.c, you may need to add to the preprocessor
-conditionals in that file, to make sure the routines you need are included.
-So, since your mu implementation used safe_read(), append "|| defined BB_MU" to
-the #if instruction that precedes the safe_read() function in utility.c .
+useful functions in libbb. Use these instead of reinventing the wheel.
Additionally, if you have any useful, general-purpose functions in your
program that could be useful in another program, consider putting them in
-utility.c.
+libbb.
Usage String(s)
---------------
-Next, add usage information for you applet to usage.c. This should look like
+Next, add usage information for you applet to usage.h. This should look like
the following:
- #if defined BB_MU
- const char mu_usage[] =
- "mu\n"
- #ifndef BB_FEATURE_TRIVIAL_HELP
- "\nReturns an indeterminate value.\n"
- #endif
- ;
+ #define mu_trivial_usage \
+ "-[abcde] FILES"
+ #define mu_full_usage \
+ "Returns an indeterminate value.\n\n" \
+ "Options:\n" \
+ "\t-a\t\tfirst function\n" \
+ "\t-b\t\tsecond function\n" \
If your program supports flags, the flags should be mentioned on the first
-line (mu -[bcRovma]) and a detailed description of each flag should go in the
-BB_FEATURE_TRIVIAL_HELP section, one flag per line. (Numerous examples of this
-currently exist in usage.c.)
+line (-[abcde]) and a detailed description of each flag should go in the
+mu_full_usage section, one flag per line. (Numerous examples of this
+currently exist in usage.h.)
Header Files