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authorHiltjo Posthuma <hiltjo@codemadness.org>2015-01-03 12:44:32 +0100
committerHiltjo Posthuma <hiltjo@codemadness.org>2015-01-03 12:57:27 +0100
commitfa045e31451f2c73d61d0d7a41b39a925b70f37e (patch)
treebb59cf05ff20ef36843b19dfb907c043291a5a6d
parent3d1007693d7a9108a93d33b6e173dbec0ea214ae (diff)
time fixes
-rw-r--r--sfeed.12
-rw-r--r--sfeed.c30
-rw-r--r--sfeed_frames.c18
-rw-r--r--sfeed_html.c9
-rw-r--r--sfeed_plain.c9
-rw-r--r--sfeed_stats.c13
-rw-r--r--util.c16
7 files changed, 56 insertions, 41 deletions
diff --git a/sfeed.1 b/sfeed.1
index edf5676..e371930 100644
--- a/sfeed.1
+++ b/sfeed.1
@@ -27,7 +27,7 @@ The order and format of the fields are:
.It Ar item timestamp
string, UNIX timestamp in GMT+0
.It Ar item timestamp
-string, date and time in the format: YYYY-mm-dd HH:MM:SS tzname[+-]HHMM
+string, date and time in the format: YYYY-mm-dd HH:MM:SS tzname[[+-][HHMM]]
.It Ar item title
string
.It Ar item link
diff --git a/sfeed.c b/sfeed.c
index 0d334ff..e8414a2 100644
--- a/sfeed.c
+++ b/sfeed.c
@@ -83,7 +83,7 @@ static int gettimetz(const char *, char *, size_t);
static int isattr(const char *, size_t, const char *, size_t);
static int istag(const char *, size_t, const char *, size_t);
static size_t namedentitytostr(const char *, char *, size_t);
-static time_t parsetime(const char *, char *, size_t);
+static int parsetime(const char *, char *, size_t, time_t *);
static void string_append(String *, const char *, size_t);
static void string_buffer_init(String *, size_t);
static int string_buffer_realloc(String *, size_t);
@@ -345,10 +345,10 @@ gettimetz(const char *s, char *buf, size_t bufsiz)
return (tzhour * 3600) + (tzmin * 60) * (c == '-' ? -1 : 1);
}
-static time_t
-parsetime(const char *s, char *buf, size_t bufsiz)
+static int
+parsetime(const char *s, char *buf, size_t bufsiz, time_t *tp)
{
- time_t t = -1; /* can't parse */
+ time_t t;
char tz[64] = "";
struct tm tm;
const char *formats[] = {
@@ -360,23 +360,23 @@ parsetime(const char *s, char *buf, size_t bufsiz)
char *p;
unsigned int i;
- if(buf && bufsiz > 0)
- buf[0] = '\0';
memset(&tm, 0, sizeof(tm));
for(i = 0; formats[i]; i++) {
if((p = strptime(s, formats[i], &tm))) {
tm.tm_isdst = -1; /* don't use DST */
if((t = mktime(&tm)) == -1) /* error */
- return t;
+ return -1;
t -= gettimetz(p, tz, sizeof(tz));
if(buf)
- snprintf(buf, bufsiz, "%04d-%02d-%02d %02d:%02d:%02d %-.16s",
+ snprintf(buf, bufsiz, "%04d-%02d-%02d %02d:%02d:%02d %s",
tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
tm.tm_hour, tm.tm_min, tm.tm_sec, tz);
- break;
+ if(tp)
+ *tp = t;
+ return 0;
}
}
- return t;
+ return -1;
}
/* print text, escape tabs, newline and carriage return etc */
@@ -633,6 +633,7 @@ static void
xml_handler_end_element(XMLParser *p, const char *name, size_t namelen, int isshort)
{
char timebuf[64];
+ time_t t;
int tagid;
if(ctx.iscontent) {
@@ -670,8 +671,13 @@ xml_handler_end_element(XMLParser *p, const char *name, size_t namelen, int issh
(ctx.item.feedtype == FeedTypeRSS &&
istag(name, namelen, STRP("item")))) /* RSS */
{
- printf("%ld", (long)parsetime((&ctx.item.timestamp)->data,
- timebuf, sizeof(timebuf)));
+ /* parse time, timestamp and formatted timestamp field is empty
+ * if the parsed time is invalid */
+ timebuf[0] = '\0';
+ if(parsetime((&ctx.item.timestamp)->data, timebuf,
+ sizeof(timebuf), &t) != -1)
+ printf("%ld", (long)t);
+
putchar(FieldSeparator);
fputs(timebuf, stdout);
putchar(FieldSeparator);
diff --git a/sfeed_frames.c b/sfeed_frames.c
index 1994ba8..8e374b4 100644
--- a/sfeed_frames.c
+++ b/sfeed_frames.c
@@ -37,6 +37,7 @@ cleanup(void)
fpcontent = NULL;
}
+/* same as err() but first call cleanup() function */
static void
xerr(int eval, const char *fmt, ...)
{
@@ -113,6 +114,7 @@ main(int argc, char *argv[])
size_t linesize = 0, namelen, basepathlen;
struct stat st;
struct utimbuf contenttime;
+ int r;
memset(&contenttime, 0, sizeof(contenttime));
@@ -221,16 +223,16 @@ main(int argc, char *argv[])
}
/* write item. */
- errno = 0;
- parsedtime = (time_t)strtol(fields[FieldUnixTimestamp], NULL, 10);
- if(errno != 0)
- parsedtime = 0;
+ r = strtotime(fields[FieldUnixTimestamp], &parsedtime);
+
/* set modified and access time of file to time of item. */
- contenttime.actime = parsedtime;
- contenttime.modtime = parsedtime;
- utime(filepath, &contenttime);
+ if(r != -1) {
+ contenttime.actime = parsedtime;
+ contenttime.modtime = parsedtime;
+ utime(filepath, &contenttime);
+ }
- isnew = (parsedtime >= comparetime) ? 1 : 0;
+ isnew = (r != -1 && parsedtime >= comparetime) ? 1 : 0;
totalnew += isnew;
fcur->totalnew += isnew;
fcur->total++;
diff --git a/sfeed_html.c b/sfeed_html.c
index f49637b..cda896e 100644
--- a/sfeed_html.c
+++ b/sfeed_html.c
@@ -1,6 +1,5 @@
#include <ctype.h>
#include <err.h>
-#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -21,6 +20,7 @@ main(void)
struct feed *f, *fcur = NULL;
time_t parsedtime, comparetime;
size_t size = 0;
+ int r;
comparetime = time(NULL) - (3600 * 24); /* 1 day is old news */
fputs(
@@ -38,11 +38,8 @@ main(void)
feeds = fcur;
while(parseline(&line, &size, fields, FieldLast, '\t', stdin) > 0) {
- errno = 0;
- parsedtime = (time_t)strtol(fields[FieldUnixTimestamp], NULL, 10);
- if(errno != 0)
- parsedtime = 0;
- isnew = (parsedtime >= comparetime) ? 1 : 0;
+ r = strtotime(fields[FieldUnixTimestamp], &parsedtime);
+ isnew = (r != -1 && parsedtime >= comparetime) ? 1 : 0;
islink = (fields[FieldLink][0] != '\0') ? 1 : 0;
/* first of feed section or new feed section. */
if(!totalfeeds || (fcur && strcmp(fcur->name, fields[FieldFeedName]))) {
diff --git a/sfeed_plain.c b/sfeed_plain.c
index f365795..97a80ee 100644
--- a/sfeed_plain.c
+++ b/sfeed_plain.c
@@ -1,4 +1,3 @@
-#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -12,14 +11,12 @@ main(void)
char *line = NULL, *fields[FieldLast];
time_t parsedtime, comparetime;
size_t size = 0;
+ int r;
comparetime = time(NULL) - (3600 * 24); /* 1 day is old news */
while(parseline(&line, &size, fields, FieldLast, '\t', stdin) > 0) {
- errno = 0;
- parsedtime = (time_t)strtol(fields[FieldUnixTimestamp], NULL, 10);
- if(errno != 0)
- parsedtime = 0;
- if(parsedtime >= comparetime)
+ r = strtotime(fields[FieldUnixTimestamp], &parsedtime);
+ if(r != -1 && parsedtime >= comparetime)
fputs(" N ", stdout);
else
fputs(" ", stdout);
diff --git a/sfeed_stats.c b/sfeed_stats.c
index 151a5fd..958f2ed 100644
--- a/sfeed_stats.c
+++ b/sfeed_stats.c
@@ -1,6 +1,5 @@
#include <ctype.h>
#include <err.h>
-#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -20,6 +19,7 @@ main(void)
struct feed *f, *fcur = NULL;
time_t parsedtime, comparetime, timenewest = 0;
size_t size = 0;
+ int r;
comparetime = time(NULL) - (3600 * 24); /* 1 day is old news */
@@ -28,11 +28,8 @@ main(void)
feeds = fcur;
while(parseline(&line, &size, fields, FieldLast, '\t', stdin) > 0) {
- errno = 0;
- parsedtime = (time_t)strtol(fields[FieldUnixTimestamp], NULL, 10);
- if(errno != 0)
- parsedtime = 0;
- isnew = (parsedtime >= comparetime) ? 1 : 0;
+ r = strtotime(fields[FieldUnixTimestamp], &parsedtime);
+ isnew = (r != -1 && parsedtime >= comparetime) ? 1 : 0;
/* first of feed section or new feed section. */
if(!totalfeeds || (fcur && strcmp(fcur->name, fields[FieldFeedName]))) {
if(!(f = calloc(1, sizeof(struct feed))))
@@ -44,12 +41,12 @@ main(void)
fcur = f;
feeds = fcur; /* first item. */
}
- if(parsedtime > timenewest) {
+ if(r != -1 && parsedtime > timenewest) {
timenewest = parsedtime;
strlcpy(timenewestformat, fields[FieldTimeFormatted],
sizeof(timenewestformat));
}
- if(parsedtime > fcur->timenewest) {
+ if(r != -1 && parsedtime > fcur->timenewest) {
fcur->timenewest = parsedtime;
strlcpy(fcur->timenewestformat, fields[FieldTimeFormatted],
sizeof(fcur->timenewestformat));
diff --git a/util.c b/util.c
index ced4d9d..3ed2f4d 100644
--- a/util.c
+++ b/util.c
@@ -1,4 +1,6 @@
#include <ctype.h>
+#include <errno.h>
+#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -141,3 +143,17 @@ printutf8pad(FILE *fp, const char *s, size_t len, int pad)
for(; n < len; n++)
putc(pad, fp);
}
+
+int
+strtotime(const char *s, time_t *t)
+{
+ long l;
+
+ errno = 0;
+ l = strtol(s, NULL, 10);
+ if(errno != 0)
+ return -1;
+ *t = (time_t)l;
+
+ return 0;
+}