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-rw-r--r--src/satd-list.c115
1 files changed, 40 insertions, 75 deletions
diff --git a/src/satd-list.c b/src/satd-list.c
index 75f7996..12c06a7 100644
--- a/src/satd-list.c
+++ b/src/satd-list.c
@@ -1,5 +1,5 @@
/**
- * Copyright © 2015 Mattias Andrée <maandree@member.fsf.org>
+ * Copyright © 2015, 2016 Mattias Andrée <maandree@member.fsf.org>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
@@ -38,7 +38,8 @@
static char *
quote(const char *str)
{
-#define UNSAFE(c) strchr(" \"$()[]{};|&^#!?*~`<>", c)
+#define UNSAFE(c) strchr(" \"$()[]{};|&^#!?*~`<>", c)
+#define N(I, S, B, Q) (I*in + S*sn + B*bn + Q*qn + rn)
size_t in = 0; /* < ' ' or 127 */
size_t sn = 0; /* in UNSAFE */
@@ -49,10 +50,6 @@ quote(const char *str)
const unsigned char *s;
char *rc = NULL;
- if (!*str) {
- return strdup("''");
- }
-
for (s = (const unsigned char *)str; *s; s++) {
if (*s < ' ') in++;
else if (*s == 127) in++;
@@ -61,25 +58,20 @@ quote(const char *str)
else if (*s == '\'') qn++;
else rn++;
}
-
- switch (in ? 2 : (sn + bn + qn) ? 1 : 0) {
- case 0:
- return strdup(str);
- case 1:
- n = rn + sn + bn + 4 * qn + 4 * in + 2;
- t (!(rc = malloc((n + 1) * sizeof(char))));
- rc[i++] = '\'';
+ if (N(1, 1, 1, 1) == rn)
+ return strdup(rn ? str : "''");
+
+ n = in ? (N(4, 1, 2, 2) + 3) : (N(0, 1, 1, 4) + 2);
+ t (!(rc = malloc((n + 1) * sizeof(char))));
+ rc[i += !!in] = '$';
+ rc[i += 1] = '\'';
+ if (in == 0) {
for (s = (const unsigned char *)str; *s; s++) {
rc[i++] = (char)*s;
if (*s == '\'')
rc[i++] = '\\', rc[i++] = '\'', rc[i++] = '\'';
}
- break;
- default:
- n = 4 * in + rn + sn + 2 * bn + 2 * qn + 3;
- t (!(rc = malloc((n + 1) * sizeof(char))));
- rc[i++] = '$';
- rc[i++] = '\'';
+ } else {
for (s = (const unsigned char *)str; *s; s++) {
if ((*s < ' ') || (*s == 127)) {
rc[i++] = '\\';
@@ -90,7 +82,6 @@ quote(const char *str)
else if (strchr("\\'", *s)) rc[i++] = '\\', rc[i++] = (char)*s;
else rc[i++] = (char)*s;
}
- break;
}
rc[i++] = '\'';
rc[i] = '\0';
@@ -110,24 +101,14 @@ static void
strduration(char *buffer, time_t s)
{
char *buf = buffer;
- int seconds, minutes, hours;
- seconds = (int)(s % 60), s /= 60;
- minutes = (int)(s % 60), s /= 60;
- hours = (int)(s % 24), s /= 24;
- if (s) {
- buf += sprintf(buf, "%llid", (long long int)s);
- buf += sprintf(buf, "%02i:", hours);
- buf += sprintf(buf, "%02i:", minutes);
- } else if (hours) {
- buf += sprintf(buf, "%i:", hours);
- buf += sprintf(buf, "%02i:", minutes);
- } else if (minutes) {
- buf += sprintf(buf, "%i:", minutes);
- } else {
- sprintf(buf, "%i", seconds);
- return;
- }
- sprintf(buf, "%02i", seconds);
+ int secs, mins, hours, sd = 0, md = 0, hd = 0;
+ secs = (int)(s % 60), s /= 60;
+ mins = (int)(s % 60), s /= 60;
+ hours = (int)(s % 24), s /= 24;
+ if (s) hd++, buf += sprintf(buf, "%llid", (long long int)s);
+ if (hd | hours) md++, buf += sprintf(buf, "%0*i:", ++hd, hours);
+ if (md | mins) sd++, buf += sprintf(buf, "%0*i:", ++md, mins);
+ /*just for alignment*/ buf += sprintf(buf, "%0*i:", ++sd, secs);
}
@@ -140,13 +121,21 @@ strduration(char *buffer, time_t s)
static int
send_job_human(struct job *job)
{
+#define FIX_NSEC(T) (((T)->tv_nsec < 0L) ? ((T)->tv_sec -= 1, (T)->tv_nsec += 1000000000L) : 0L)
+#define ARRAY(LIST) \
+ for (arg = LIST; *arg; arg++) { \
+ free(qstr); \
+ t (!(qstr = quote(*arg))); \
+ t (send_string(SOCK_FILENO, STDOUT_FILENO, " ", qstr, NULL)); \
+ }
+
struct tm *tm;
struct timespec rem;
const char *clk;
char rem_s[3 * sizeof(time_t) + sizeof("d00:00:00")];
char *qstr = NULL;
char *wdir = NULL;
- char line[sizeof("job: %zu clock: unrecognised argc: %i remaining: , argv[0]: ")
+ char line[sizeof("job: %zu clock: unrecognised argc: %i remaining: argv[0]: ")
+ 3 * sizeof(size_t) + 3 * sizeof(int) + sizeof(rem_s) + 9];
char timestr_a[sizeof("-00-00 00:00:00") + 3 * sizeof(time_t)];
char timestr_b[10];
@@ -162,10 +151,7 @@ send_job_human(struct job *job)
return errno == EINVAL ? 0 : -1;
rem.tv_sec = job->ts.tv_sec - rem.tv_sec;
rem.tv_nsec = job->ts.tv_nsec - rem.tv_nsec;
- if (rem.tv_nsec < 0) {
- rem.tv_sec -= 1;
- rem.tv_nsec += 1000000000L;
- }
+ FIX_NSEC(&rem);
if (rem.tv_sec < 0)
/* This job will be removed momentarily, do not list it. (To simply things.) */
return 0;
@@ -181,14 +167,11 @@ send_job_human(struct job *job)
strduration(rem_s, rem.tv_sec);
/* Get textual representation of the expiration time. */
- switch (job->clk) {
- case CLOCK_REALTIME:
+ if (job->clk == CLOCK_REALTIME) {
t (!(tm = localtime(&(job->ts.tv_sec))));
strftime(timestr_a, sizeof(timestr_a), "%Y-%m-%d %H:%M:%S", tm);
- break;
- default:
+ } else {
strduration(timestr_a, job->ts.tv_sec);
- break;
}
sprintf(timestr_b, "%09li", job->ts.tv_nsec);
@@ -202,37 +185,19 @@ send_job_human(struct job *job)
t (!(wdir = quote(envp[0])));
sprintf(line, "job: %zu clock: %s argc: %i remaining: %s.%09li argv[0]: ",
job->no, clk, job->argc, rem_s, rem.tv_nsec);
- t (send_string(SOCK_FILENO, STDOUT_FILENO,
- line, qstr, "\n",
- " time: ", timestr_a, ".", timestr_b, "\n",
- " wdir:", wdir, "\n",
- " argv:",
- NULL));
- for (arg = argv; *arg; arg++) {
- free(qstr);
- t (!(qstr = quote(*arg)));
- t (send_string(SOCK_FILENO, STDOUT_FILENO, " ", qstr, NULL));
- }
- free(qstr), qstr = NULL;
- t (send_string(SOCK_FILENO, STDOUT_FILENO, "\n envp:", NULL));
- for (arg = envp + 1; *arg; arg++) {
- t (!(qstr = quote(*arg)));
- t (send_string(SOCK_FILENO, STDOUT_FILENO, " ", qstr, NULL));
- free(qstr);
- }
- qstr = NULL;
- t (send_string(SOCK_FILENO, STDOUT_FILENO, "\n\n", NULL));
+ t (send_string(SOCK_FILENO, STDOUT_FILENO, line, qstr,
+ "\n time: ", timestr_a, ".", timestr_b,
+ "\n wdir: ", wdir,
+ "\n argv:", NULL));
+ free(qstr);
+ ARRAY(argv); t (send_string(SOCK_FILENO, STDOUT_FILENO, "\n envp:", NULL));
+ ARRAY(envp + 1); t (send_string(SOCK_FILENO, STDOUT_FILENO, "\n\n", NULL));
done:
saved_errno = errno;
- free(qstr);
- free(args);
- free(argv);
- free(wdir);
- free(envp);
+ free(qstr), free(args), free(argv), free(wdir), free(envp);
errno = saved_errno;
return rc;
-
fail:
rc = -1;
goto done;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-11 06:22:10 +0000