-/* dtimep.lex exceeds the default table capacities for some old versions
- * of lex (and the minimum defaults as specified by POSIX). The following
- * choices meet or exceed the lex defaults for older SunOS4.x, Solaris,
- * HPUX, and AIX.
- */
+/*
+** dtimep.lex exceeds the default table capacities for some old versions
+** of lex (and the minimum defaults as specified by POSIX). The following
+** choices meet or exceed the lex defaults for older SunOS4.x, Solaris,
+** HPUX, and AIX.
+*/
%e4000
%p7000
%n2500
#include <h/nmh.h>
#include <h/tws.h>
- /* Since we're looking at a string at a time, don't worry about
- * wrapping to the next buffer.
- */
+/*
+** Since we're looking at a string at a time, don't worry about
+** wrapping to the next buffer.
+*/
#define yywrap() 1
#define YY_SKIP_YYWRAP
#define YY_NO_INPUT
- /* This is the tricky thing that makes this function cool. We
- * replace the traditional int yylex(void) declaration with our
- * dparsetime() declaration, essentially piggy-backing off the
- * utility of the yylex() function and adding what we need to make
- * the parsing function useful to us.
- */
+/*
+** This is the tricky thing that makes this function cool. We
+** replace the traditional int yylex(void) declaration with our
+** dparsetime() declaration, essentially piggy-backing off the
+** utility of the yylex() function and adding what we need to make
+** the parsing function useful to us.
+*/
#define YY_DECL struct tws *dparsetime(char *lexstr)
- /* yyerminate() is called after the input string is matched to
- * completion (actually, when the lexer reaches an EOF). The only
- * thing that really needs to be in this macro function is the
- * return call, which must be substituted inline into dparsetime.
- */
+/*
+** yyerminate() is called after the input string is matched to
+** completion (actually, when the lexer reaches an EOF). The only
+** thing that really needs to be in this macro function is the
+** return call, which must be substituted inline into dparsetime.
+*/
#define yyterminate() (void)yy_delete_buffer(lexhandle); \
if(!(tw.tw_flags & TW_SUCC)) { \
return(&tw)
/*
- * Patchable flag that says how to interpret NN/NN/NN dates. When
- * true, we do it European style: DD/MM/YY. When false, we do it
- * American style: MM/DD/YY. Of course, these are all non-RFC822
- * compliant.
- */
+** Patchable flag that says how to interpret NN/NN/NN dates. When
+** true, we do it European style: DD/MM/YY. When false, we do it
+** American style: MM/DD/YY. Of course, these are all non-RFC822
+** compliant.
+*/
int europeandate = 0;
/*
- * Table to convert month names to numeric month. We use the
- * fact that the low order 5 bits of the sum of the 2nd & 3rd
- * characters of the name is a hash with no collisions for the 12
- * valid month names. (The mask to 5 bits maps any combination of
- * upper and lower case into the same hash value).
- */
+** Table to convert month names to numeric month. We use the
+** fact that the low order 5 bits of the sum of the 2nd & 3rd
+** characters of the name is a hash with no collisions for the 12
+** valid month names. (The mask to 5 bits maps any combination of
+** upper and lower case into the same hash value).
+*/
static int month_map[] = {
0,
6, /* 1 - Jul */
};
/*
- * Lookup table for day-of-week using the same hash trick as for above name-of-
- * month table, but using the first and second character, not second and third.
- *
- * Compute index into table using: (day_name[0] & 7) + (day_name[1] & 4)
- */
+** Lookup table for day-of-week using the same hash trick as for above
+** name-of-month table, but using the first and second character, not
+** second and third.
+**
+** Compute index into table using: (day_name[0] & 7) + (day_name[1] & 4)
+*/
static int day_map[] = {
0,
0,
3 /*11 - Wed */
};
-/* The SET* macros will parse for the appropriate field, and leave the
- * cp pointer at the first character after the desired field. Be
- * careful with variable-length fields or alpha-num mixes.
-
- * The SKIP* macros skip over characters of a particular class and
- * leave cp at the position of the first character that doesn't match
- * that class. Correspondingly, SKIPTO* skips until it reaches a
- * character of a particular class.
- */
+/*
+** The SET* macros will parse for the appropriate field, and leave the
+** cp pointer at the first character after the desired field. Be
+** careful with variable-length fields or alpha-num mixes.
+**
+** The SKIP* macros skip over characters of a particular class and
+** leave cp at the position of the first character that doesn't match
+** that class. Correspondingly, SKIPTO* skips until it reaches a
+** character of a particular class.
+*/
#define INIT() { cp = yytext;}
#define SETWDAY() { tw.tw_wday= day_map[(cp[0] & 7) + (cp[1] & 4)]; \
TIME ({D}:{d}{d}(:{d}{d})?)
/*
- * The year can either be 2 digits, or 4. However, after
- * Y2K, we found that some MUA were reporting the year 100, hence
- * the middle term here. yyterminate() resolves the actual
- * issues with 2-digit years.
- */
+** The year can either be 2 digits, or 4. However, after
+** Y2K, we found that some MUA were reporting the year 100, hence
+** the middle term here. yyterminate() resolves the actual
+** issues with 2-digit years.
+*/
YEAR (({d}{d})|(1{d}{d})|({d}{4}))
%%
%{
- /* This section begins the definition of dparsetime().
- * Put here any local variable definitions and initializations */
-
+ /*
+ ** This section begins the definition of dparsetime().
+ ** Put here any local variable definitions and initializations
+ */
YY_BUFFER_STATE lexhandle;
register unsigned char *cp;
{D}("-"|"/"){D}("-"|"/"){YEAR}{W}{TIME} {
INIT();
if(europeandate) {
- /* DD/MM/YY */
- SETDAY();
- SKIPTOD();
- SETMON_NUM();
+ /* DD/MM/YY */
+ SETDAY();
+ SKIPTOD();
+ SETMON_NUM();
} else {
- /* MM/DD/YY */
- SETMON_NUM();
- SKIPTOD();
- SETDAY();
+ /* MM/DD/YY */
+ SETMON_NUM();
+ SKIPTOD();
+ SETDAY();
}
SKIPTOD();
SETYEAR();
.|\n
%%
-/* This is a portable way to squash a warning about the yyunput()
- * function being static but never used. It costs us a tiny amount
- * of extra code in the binary but the other options are:
- * "%option nounput" which is flex-specific
- * makefile hackery just to compile dtimep.c with different flags
- */
+/*
+** This is a portable way to squash a warning about the yyunput()
+** function being static but never used. It costs us a tiny amount
+** of extra code in the binary but the other options are:
+** "%option nounput" which is flex-specific
+** makefile hackery just to compile dtimep.c with different flags
+*/
void dtimep_yyunput(int c)
{
unput(c);
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