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-rw-r--r--commit-tree.c143
1 files changed, 10 insertions, 133 deletions
diff --git a/commit-tree.c b/commit-tree.c
index 23de133..7c23b9b 100644
--- a/commit-tree.c
+++ b/commit-tree.c
@@ -10,6 +10,7 @@
#include <string.h>
#include <ctype.h>
#include <time.h>
+#include <curl/curl.h>
#define BLOCKING (1ul << 14)
@@ -80,146 +81,22 @@ static void remove_special(char *p)
}
}
-static const char *month_names[] = {
- "Jan", "Feb", "Mar", "Apr", "May", "Jun",
- "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
-};
-
-static const char *weekday_names[] = {
- "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
-};
-
-
-static char *skipfws(char *str)
-{
- while (isspace(*str))
- str++;
- return str;
-}
-
-
/* Gr. strptime is crap for this; it doesn't have a way to require RFC2822
(i.e. English) day/month names, and it doesn't work correctly with %z. */
-static void parse_rfc2822_date(char *date, char *result, int maxlen)
+static void parse_date(char *date, time_t *now, char *result, int maxlen)
{
- struct tm tm;
char *p;
- int i, offset;
time_t then;
- memset(&tm, 0, sizeof(tm));
-
- /* Skip day-name */
- p = skipfws(date);
- if (!isdigit(*p)) {
- for (i=0; i<7; i++) {
- if (!strncmp(p,weekday_names[i],3) && p[3] == ',') {
- p = skipfws(p+4);
- goto day;
- }
- }
- return;
- }
-
- /* day */
- day:
- tm.tm_mday = strtoul(p, &p, 10);
-
- if (tm.tm_mday < 1 || tm.tm_mday > 31)
- return;
-
- if (!isspace(*p))
- return;
-
- p = skipfws(p);
-
- /* month */
-
- for (i=0; i<12; i++) {
- if (!strncmp(p, month_names[i], 3) && isspace(p[3])) {
- tm.tm_mon = i;
- p = skipfws(p+strlen(month_names[i]));
- goto year;
- }
- }
- return; /* Error -- bad month */
-
- /* year */
- year:
- tm.tm_year = strtoul(p, &p, 10);
-
- if (!tm.tm_year && !isspace(*p))
- return;
-
- if (tm.tm_year > 1900)
- tm.tm_year -= 1900;
-
- p=skipfws(p);
-
- /* hour */
- if (!isdigit(*p))
- return;
- tm.tm_hour = strtoul(p, &p, 10);
-
- if (!tm.tm_hour > 23)
- return;
-
- if (*p != ':')
- return; /* Error -- bad time */
- p++;
-
- /* minute */
- if (!isdigit(*p))
- return;
- tm.tm_min = strtoul(p, &p, 10);
-
- if (!tm.tm_min > 59)
+ if ((then = curl_getdate(date, now)) == 0)
return;
- if (isspace(*p))
- goto zone;
-
- if (*p != ':')
- return; /* Error -- bad time */
- p++;
-
- /* second */
- if (!isdigit(*p))
- return;
- tm.tm_sec = strtoul(p, &p, 10);
-
- if (!tm.tm_sec > 59)
- return;
-
- if (!isspace(*p))
- return;
-
- zone:
- p = skipfws(p);
-
- if (*p == '-')
- offset = -60;
- else if (*p == '+')
- offset = 60;
- else
- return;
-
- if (!isdigit(p[1]) || !isdigit(p[2]) || !isdigit(p[3]) || !isdigit(p[4]))
- return;
-
- i = strtoul(p+1, NULL, 10);
- offset *= ((i % 100) + ((i / 100) * 60));
-
- if (*(skipfws(p + 5)))
- return;
-
- then = mktime(&tm); /* mktime appears to ignore the GMT offset, stupidly */
- if (then == -1)
- return;
-
- then -= offset;
-
- snprintf(result, maxlen, "%lu %5.5s", then, p);
+ /* find the timezone at the end */
+ p = date + strlen(date);
+ while (p > date && isdigit(*--p))
+ ;
+ if ((*p == '+' || *p == '-') && strlen(p) == 5)
+ snprintf(result, maxlen, "%lu %5.5s", then, p);
}
static void check_valid(unsigned char *sha1, const char *expect)
@@ -298,7 +175,7 @@ int main(int argc, char **argv)
email = getenv("AUTHOR_EMAIL") ? : realemail;
audate = getenv("AUTHOR_DATE");
if (audate)
- parse_rfc2822_date(audate, date, sizeof(date));
+ parse_date(audate, &now, date, sizeof(date));
remove_special(gecos); remove_special(realgecos); remove_special(commitgecos);
remove_special(email); remove_special(realemail); remove_special(commitemail);