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-rw-r--r--libsimple-arg.h38
1 files changed, 37 insertions, 1 deletions
diff --git a/libsimple-arg.h b/libsimple-arg.h
index 1f4291c..25d4c72 100644
--- a/libsimple-arg.h
+++ b/libsimple-arg.h
@@ -10,6 +10,8 @@
/**
* The zeroth command line argument, the name of the process,
* set by the command line parsing macros
+ *
+ * @since 1.0
*/
extern char *argv0;
@@ -23,6 +25,8 @@ extern char *argv0;
* where `.long_flag` does not end with '=' and
* `.with_arg` is zero. These *cannot* have the same
* `.short_flag`
+ *
+ * @since 1.0
*/
struct longopt {
/**
@@ -83,6 +87,8 @@ struct longopt {
* // print usage information for other flags
* usage();
* } ARGEND;
+ *
+ * @since 1.0
*/
#define ARGBEGIN ARGBEGIN2(1, 0)
@@ -91,6 +97,8 @@ struct longopt {
* `ARGBEGIN {} ARGEND;`, however, `argv0`
* is not set to `argv[0]`, instead `argv[0]`
* is handled like any other element in `argv`
+ *
+ * @since 1.0
*/
#define SUBARGBEGIN ARGBEGIN2(0, 0)
@@ -102,6 +110,8 @@ struct longopt {
* @param KEEP_DASHDASH If and only if 0, "--" is not removed
* `argv` before parsing is stopped when it
* is encountered
+ *
+ * @since 1.1
*/
#define ARGBEGIN2(WITH_ARGV0, KEEP_DASHDASH)\
do {\
@@ -146,6 +156,8 @@ struct longopt {
*
* @param LONGOPTS:struct longopt * The options, list shall end
* with `NULL` as `.long_flag`
+ *
+ * @since 1.0
*/
#define ARGMAPLONG(LONGOPTS)\
for (i_ = 0; (LONGOPTS)[i_].long_flag; i_++) {\
@@ -180,6 +192,8 @@ struct longopt {
* } ARGEND;
*
* @param SYMBOL:char The symbol flags should begin with
+ *
+ * @since 1.0
*/
#define ARGALT(SYMBOL)\
}\
@@ -204,7 +218,9 @@ struct longopt {
switch (flag_) {
/**
- * Refer to `ARGBEGIN`, `SUBARGBEGIN`, and `ARGBEGIN4`
+ * Refer to `ARGBEGIN`, `SUBARGBEGIN`, and `ARGBEGIN2`
+ *
+ * @since 1.0
*/
#define ARGEND\
}\
@@ -225,6 +241,8 @@ struct longopt {
/**
* `case ARGNUM` creates a switch statement case for each digit
+ *
+ * @since 1.0
*/
#define ARGNUM '0': case '1': case '2': case '3': case '4':\
case '5': case '6': case '7': case '8': case '9'
@@ -234,6 +252,8 @@ struct longopt {
* 'a' is returned
*
* @return :char The option's identifying character
+ *
+ * @since 1.0
*/
#define FLAG() (flag_)
@@ -245,6 +265,8 @@ struct longopt {
* value can also be in the next argument
*
* @return :char * The current command line argument
+ *
+ * @since 1.0
*/
#define LFLAG() (lflag_)
@@ -257,6 +279,8 @@ struct longopt {
* that the option has a value
*
* @return :char * The option's value, never `NULL`
+ *
+ * @since 1.0
*/
#define ARG() (arg_ ? (brk_ = 1, arg_) : (usage(), NULL))
@@ -273,6 +297,8 @@ struct longopt {
*
* @return :char * The option's value, `NULL` if
* the option does not have a value
+ *
+ * @since 1.1
*/
#define ARGNULL() (arg_ ? (brk_ = 1, arg_) : NULL)
@@ -308,6 +334,8 @@ struct longopt {
*
* @return :char * The option's value include the flag
* character, never `NULL` or ""
+ *
+ * @since 1.0
*/
#define ARGHERE() (brk_ = 1, argv[0])
@@ -337,6 +365,8 @@ struct longopt {
* must not have side-effects
* @param WARG:int Whether the option takes an argument,
* should not have side-effects
+ *
+ * @since 1.0
*/
#define TESTLONG(FLG, WARG)\
((WARG)\
@@ -368,6 +398,8 @@ struct longopt {
*
* @param ... If non-zero, the `usage` function
* will be called
+ *
+ * @since 1.0
*/
#define NOFLAGS(...)\
do {\
@@ -394,6 +426,8 @@ struct longopt {
* This macro also defines `char *argv0`
*
* @param SYNOPSIS:const char * Description of the command line argument syntax
+ *
+ * @since 1.0
*/
#define USAGE(SYNOPSIS)\
NUSAGE(1, SYNOPSIS)
@@ -411,6 +445,8 @@ struct longopt {
*
* @param SYNOPSIS:const char * Description of the command line argument syntax
* @parma STATUS:int The exit value for the process
+ *
+ * @since 1.0
*/
#if defined(__GNUC__) || defined(__clang__)
# define NUSAGE(STATUS, SYNOPSIS)\