From e362a4d4aeb1830a7c39a17d4cca86c85cf62246 Mon Sep 17 00:00:00 2001 From: Craig Small Date: Tue, 10 Feb 1998 02:06:21 +0000 Subject: now puts lexer into struct svn path=/trunk/; revision=8 --- calendar/lexer.c | 73 +++++++++++++++++++++++++++++++++++++++++++++----------- 1 file changed, 59 insertions(+), 14 deletions(-) (limited to 'calendar/lexer.c') diff --git a/calendar/lexer.c b/calendar/lexer.c index 98e4212f06..e03cb666fb 100644 --- a/calendar/lexer.c +++ b/calendar/lexer.c @@ -10,7 +10,20 @@ #define closer "]" #define VersionMajor 2 -GList *eventlist; +GSList *eventlist; + +void print_glist(gpointer data, gpointer user_data) +{ + struct event *myevent = (struct event*)data; + + if (data == NULL) + return; + printf ("===============================================\nNew event\n"); + printf ("Start: %s %02d:%02d End: %s %02d:%02d\n", myevent->start.date, myevent->start.time / 60, myevent->start.time % 60, myevent->end.date, myevent->end.time / 60, myevent->end.time % 60); + printf ("Contents: %s\n", myevent->description); + printf ("Repeat = %d (%d)", (int)(myevent->repeat), myevent->repeatcount); +} + int skip_chars(FILE *fp, char *terminator) { @@ -55,11 +68,14 @@ int get_until(FILE *fp, char terminator, char *buf) int c; while( (c = fgetc(fp)) != EOF) { - if (c == terminator) + if (c == terminator) { + *buf = '\0'; return TRUE; + } *buf = (char)c; buf++; } + *buf = '\0'; return FALSE; } @@ -84,6 +100,7 @@ int get_number(FILE *fp, int *x) return FALSE; } +/* Get string until EOF or closer_char */ int get_string(FILE *fp, char *string) { int c; @@ -101,6 +118,33 @@ int get_string(FILE *fp, char *string) return FALSE; } +int get_dates(FILE *fp, char *keyword, struct event *ptr) +{ + char *c; + int x; + + if (strncmp("Single", keyword, 6) == 0) { + ptr->repeat = Single; + /* It's a single date */ + if (! skip_whitespace(fp) || !get_until(fp, ' ', ptr->start.date)) + return FALSE; + if (! skip_chars(fp, "End")) + return FALSE; + return TRUE; + } else if (strncmp("Days", keyword, 4) == 0) { + ptr->repeat = Days; + if (! skip_whitespace(fp) || !get_until(fp, ' ', ptr->start.date)) + return FALSE; + if (! skip_whitespace(fp) || !get_number(fp, &(ptr->repeatcount))) + return FALSE; + if (! skip_chars(fp, "End")) + return FALSE; + return TRUE; + } + + return FALSE; +} + int getid(FILE *fp, char *string) { int c; @@ -119,20 +163,18 @@ int getid(FILE *fp, char *string) return FALSE; } -int parse_appointment(FILE *fp, char keyword[]) +int parse_appointment(FILE *fp, struct event *ptr, char keyword[]) { char buf[50]; int x,y,c; - struct event *ptr; - ptr = (struct event*)alloc(sizeof(struct event)); if (strcmp(keyword, "Start") == 0) { if ( ! skip_whitespace(fp) || ! get_number(fp, &x) ) { g_error("Unable to get start time"); return FALSE; } g_print ("Appointment start = %02d:%02d\n", x/60, x % 60); - sprintf(ptr->start.time, "%d", x); + ptr->start.time = x; return TRUE; } @@ -142,7 +184,7 @@ int parse_appointment(FILE *fp, char keyword[]) return FALSE; } g_print ("Appointment length = %d\n", x); - sprintf(ptr->end.time, "%d", x); + ptr->end.time = ptr->start.time + x; return TRUE; } @@ -168,7 +210,7 @@ int parse_appointment(FILE *fp, char keyword[]) return FALSE; } -int parse_item(FILE *fp, char keyword[]) +int parse_item(FILE *fp, struct event *ptr, char keyword[]) { char buf[50]; int x, y, c; @@ -206,6 +248,7 @@ int parse_item(FILE *fp, char keyword[]) return FALSE; } g_print("Contents = %s\n", buf); + strcpy(ptr->description,buf); return TRUE; } @@ -229,12 +272,11 @@ int parse_item(FILE *fp, char keyword[]) } if (strcmp(keyword, "Dates") == 0) { - if (! get_string(fp, buf)) { + if ( ! getid(fp, buf)) { g_error("Cannot get date"); return FALSE; } - g_print("Date = %s\n", buf); - return TRUE; + return get_dates(fp, buf,ptr); } if (strcmp(keyword, "Deleted") == 0) { @@ -288,7 +330,7 @@ void parse_ical_file(char const *file) char c; int item_type; int incomplete_item; - + struct event *myevent; if ( (fp = fopen(file, "r")) == NULL) { g_error("couldn't open file"); @@ -350,6 +392,7 @@ void parse_ical_file(char const *file) g_print("New ??? (%s)\n", keyword); incomplete_item = TRUE; + myevent = g_malloc0(sizeof(struct event)); while(incomplete_item) { if (! skip_whitespace(fp) || ! peek_char(fp, &c)) { g_warning("Incomplete item\n"); @@ -360,6 +403,7 @@ void parse_ical_file(char const *file) (void)fgetc(fp); g_print("done!\n"); incomplete_item = FALSE; + g_slist_append(eventlist, myevent); break; } @@ -369,7 +413,7 @@ void parse_ical_file(char const *file) fclose(fp); return; } - if ( ! parse_item(fp, keyword) && ! parse_appointment(fp, keyword) ) { + if ( ! parse_item(fp, myevent, keyword) && ! parse_appointment(fp, myevent, keyword) ) { g_warning("Unable to parse line\n"); fclose(fp); return; @@ -389,8 +433,9 @@ void parse_ical_file(char const *file) int main(int argc, char *argv[]) { - eventlist = g_list_alloc(); + eventlist = g_slist_alloc(); parse_ical_file("/home/csmall/.calendar"); + g_slist_foreach(eventlist, print_glist, NULL); return 0; } -- cgit