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Merge branch 'obsd-master'

pull/2413/head
Thomas Adam 2020-10-06 10:01:20 +01:00
parent 680e7a382f 7e319756d2
commit 57168f3f59
1 changed files with 229 additions and 172 deletions
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401
format.c
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@ -38,15 +38,18 @@
* string. * string.
*/ */
static char *format_job_get(struct format_tree *, const char *); struct format_expand_state;
static void format_job_timer(int, short, void *);
static int format_replace(struct format_tree *, const char *, size_t, static char *format_job_get(struct format_expand_state *, const char *);
char **, size_t *, size_t *); static void format_job_timer(int, short, void *);
static char *format_expand1(struct format_expand_state *, const char *);
static int format_replace(struct format_expand_state *, const char *,
size_t, char **, size_t *, size_t *);
static void format_defaults_session(struct format_tree *, static void format_defaults_session(struct format_tree *,
struct session *); struct session *);
static void format_defaults_client(struct format_tree *, struct client *); static void format_defaults_client(struct format_tree *, struct client *);
static void format_defaults_winlink(struct format_tree *, struct winlink *); static void format_defaults_winlink(struct format_tree *,
struct winlink *);
/* Entry in format job tree. */ /* Entry in format job tree. */
struct format_job { struct format_job {
@ -99,11 +102,15 @@ format_job_cmp(struct format_job *fj1, struct format_job *fj2)
/* Limit on recursion. */ /* Limit on recursion. */
#define FORMAT_LOOP_LIMIT 10 #define FORMAT_LOOP_LIMIT 10
/* Format expand flags. */
#define FORMAT_EXPAND_TIME 0x1
#define FORMAT_EXPAND_NOJOBS 0x2
/* Entry in format tree. */ /* Entry in format tree. */
struct format_entry { struct format_entry {
char *key; char *key;
char *value; char *value;
time_t t; time_t time;
format_cb cb; format_cb cb;
RB_ENTRY(format_entry) entry; RB_ENTRY(format_entry) entry;
}; };
@ -120,8 +127,6 @@ struct format_tree {
struct client *client; struct client *client;
int flags; int flags;
u_int tag; u_int tag;
time_t time;
u_int loop;
struct mouse_event m; struct mouse_event m;
@ -130,6 +135,14 @@ struct format_tree {
static int format_entry_cmp(struct format_entry *, struct format_entry *); static int format_entry_cmp(struct format_entry *, struct format_entry *);
RB_GENERATE_STATIC(format_entry_tree, format_entry, entry, format_entry_cmp); RB_GENERATE_STATIC(format_entry_tree, format_entry, entry, format_entry_cmp);
/* Format expand state. */
struct format_expand_state {
struct format_tree *ft;
u_int loop;
time_t time;
int flags;
};
/* Format modifier. */ /* Format modifier. */
struct format_modifier { struct format_modifier {
char modifier[3]; char modifier[3];
@ -215,8 +228,10 @@ format_logging(struct format_tree *ft)
/* Log a message if verbose. */ /* Log a message if verbose. */
static void printflike(3, 4) static void printflike(3, 4)
format_log1(struct format_tree *ft, const char *from, const char *fmt, ...) format_log1(struct format_expand_state *es, const char *from, const char *fmt,
...)
{ {
struct format_tree *ft = es->ft;
va_list ap; va_list ap;
char *s; char *s;
static const char spaces[] = " "; static const char spaces[] = " ";
@ -230,11 +245,22 @@ format_log1(struct format_tree *ft, const char *from, const char *fmt, ...)
log_debug("%s: %s", from, s); log_debug("%s: %s", from, s);
if (ft->item != NULL && (ft->flags & FORMAT_VERBOSE)) if (ft->item != NULL && (ft->flags & FORMAT_VERBOSE))
cmdq_print(ft->item, "#%.*s%s", ft->loop, spaces, s); cmdq_print(ft->item, "#%.*s%s", es->loop, spaces, s);
free(s); free(s);
} }
#define format_log(ft, fmt, ...) format_log1(ft, __func__, fmt, ##__VA_ARGS__) #define format_log(es, fmt, ...) format_log1(es, __func__, fmt, ##__VA_ARGS__)
/* Copy expand state. */
static void
format_copy_state(struct format_expand_state *to,
struct format_expand_state *from, int flags)
{
to->ft = from->ft;
to->loop = from->loop;
to->time = from->time;
to->flags = from->flags|flags;
}
/* Format job update callback. */ /* Format job update callback. */
static void static void
@ -304,13 +330,15 @@ format_job_complete(struct job *job)
/* Find a job. */ /* Find a job. */
static char * static char *
format_job_get(struct format_tree *ft, const char *cmd) format_job_get(struct format_expand_state *es, const char *cmd)
{ {
struct format_job_tree *jobs; struct format_tree *ft = es->ft;
struct format_job fj0, *fj; struct format_job_tree *jobs;
time_t t; struct format_job fj0, *fj;
char *expanded; time_t t;
int force; char *expanded;
int force;
struct format_expand_state next;
if (ft->client == NULL) if (ft->client == NULL)
jobs = &format_jobs; jobs = &format_jobs;
@ -335,7 +363,7 @@ format_job_get(struct format_tree *ft, const char *cmd)
RB_INSERT(format_job_tree, jobs, fj); RB_INSERT(format_job_tree, jobs, fj);
} }
expanded = format_expand(ft, cmd); expanded = format_expand1(es, cmd);
if (fj->expanded == NULL || strcmp(expanded, fj->expanded) != 0) { if (fj->expanded == NULL || strcmp(expanded, fj->expanded) != 0) {
free((void *)fj->expanded); free((void *)fj->expanded);
fj->expanded = xstrdup(expanded); fj->expanded = xstrdup(expanded);
@ -357,12 +385,12 @@ format_job_get(struct format_tree *ft, const char *cmd)
fj->last = t; fj->last = t;
fj->updated = 0; fj->updated = 0;
} }
free(expanded);
if (ft->flags & FORMAT_STATUS) if (ft->flags & FORMAT_STATUS)
fj->status = 1; fj->status = 1;
format_copy_state(&next, es, FORMAT_EXPAND_NOJOBS);
free(expanded); return (format_expand1(&next, fj->out));
return (format_expand(ft, fj->out));
} }
/* Remove old jobs. */ /* Remove old jobs. */
@ -1211,7 +1239,6 @@ format_create(struct client *c, struct cmdq_item *item, int tag, int flags)
ft->tag = tag; ft->tag = tag;
ft->flags = flags; ft->flags = flags;
ft->time = time(NULL);
format_add(ft, "version", "%s", getversion()); format_add(ft, "version", "%s", getversion());
format_add_cb(ft, "host", format_cb_host); format_add_cb(ft, "host", format_cb_host);
@ -1261,8 +1288,8 @@ format_each(struct format_tree *ft, void (*cb)(const char *, const char *,
char s[64]; char s[64];
RB_FOREACH(fe, format_entry_tree, &ft->tree) { RB_FOREACH(fe, format_entry_tree, &ft->tree) {
if (fe->t != 0) { if (fe->time != 0) {
xsnprintf(s, sizeof s, "%lld", (long long)fe->t); xsnprintf(s, sizeof s, "%lld", (long long)fe->time);
cb(fe->key, s, arg); cb(fe->key, s, arg);
} else { } else {
if (fe->value == NULL && fe->cb != NULL) { if (fe->value == NULL && fe->cb != NULL) {
@ -1295,7 +1322,7 @@ format_add(struct format_tree *ft, const char *key, const char *fmt, ...)
} }
fe->cb = NULL; fe->cb = NULL;
fe->t = 0; fe->time = 0;
va_start(ap, fmt); va_start(ap, fmt);
xvasprintf(&fe->value, fmt, ap); xvasprintf(&fe->value, fmt, ap);
@ -1320,7 +1347,7 @@ format_add_tv(struct format_tree *ft, const char *key, struct timeval *tv)
} }
fe->cb = NULL; fe->cb = NULL;
fe->t = tv->tv_sec; fe->time = tv->tv_sec;
fe->value = NULL; fe->value = NULL;
} }
@ -1344,7 +1371,7 @@ format_add_cb(struct format_tree *ft, const char *key, format_cb cb)
} }
fe->cb = cb; fe->cb = cb;
fe->t = 0; fe->time = 0;
fe->value = NULL; fe->value = NULL;
} }
@ -1440,8 +1467,8 @@ format_find(struct format_tree *ft, const char *key, int modifiers,
fe_find.key = (char *)key; fe_find.key = (char *)key;
fe = RB_FIND(format_entry_tree, &ft->tree, &fe_find); fe = RB_FIND(format_entry_tree, &ft->tree, &fe_find);
if (fe != NULL) { if (fe != NULL) {
if (fe->t != 0) { if (fe->time != 0) {
t = fe->t; t = fe->time;
goto found; goto found;
} }
if (fe->value == NULL && fe->cb != NULL) { if (fe->value == NULL && fe->cb != NULL) {
@ -1563,8 +1590,8 @@ format_skip(const char *s, const char *end)
/* Return left and right alternatives separated by commas. */ /* Return left and right alternatives separated by commas. */
static int static int
format_choose(struct format_tree *ft, const char *s, char **left, char **right, format_choose(struct format_expand_state *es, const char *s, char **left,
int expand) char **right, int expand)
{ {
const char *cp; const char *cp;
char *left0, *right0; char *left0, *right0;
@ -1576,9 +1603,9 @@ format_choose(struct format_tree *ft, const char *s, char **left, char **right,
right0 = xstrdup(cp + 1); right0 = xstrdup(cp + 1);
if (expand) { if (expand) {
*left = format_expand(ft, left0); *left = format_expand1(es, left0);
free(left0); free(left0);
*right = format_expand(ft, right0); *right = format_expand1(es, right0);
free(right0); free(right0);
} else { } else {
*left = left0; *left = left0;
@ -1634,7 +1661,8 @@ format_free_modifiers(struct format_modifier *list, u_int count)
/* Build modifier list. */ /* Build modifier list. */
static struct format_modifier * static struct format_modifier *
format_build_modifiers(struct format_tree *ft, const char **s, u_int *count) format_build_modifiers(struct format_expand_state *es, const char **s,
u_int *count)
{ {
const char *cp = *s, *end; const char *cp = *s, *end;
struct format_modifier *list = NULL; struct format_modifier *list = NULL;
@ -1702,7 +1730,7 @@ format_build_modifiers(struct format_tree *ft, const char **s, u_int *count)
argv = xcalloc(1, sizeof *argv); argv = xcalloc(1, sizeof *argv);
value = xstrndup(cp + 1, end - (cp + 1)); value = xstrndup(cp + 1, end - (cp + 1));
argv[0] = format_expand(ft, value); argv[0] = format_expand1(es, value);
free(value); free(value);
argc = 1; argc = 1;
@ -1726,7 +1754,7 @@ format_build_modifiers(struct format_tree *ft, const char **s, u_int *count)
argv = xreallocarray (argv, argc + 1, sizeof *argv); argv = xreallocarray (argv, argc + 1, sizeof *argv);
value = xstrndup(cp, end - cp); value = xstrndup(cp, end - cp);
argv[argc++] = format_expand(ft, value); argv[argc++] = format_expand1(es, value);
free(value); free(value);
cp = end; cp = end;
@ -1807,25 +1835,28 @@ format_search(struct format_modifier *fm, struct window_pane *wp, const char *s)
/* Loop over sessions. */ /* Loop over sessions. */
static char * static char *
format_loop_sessions(struct format_tree *ft, const char *fmt) format_loop_sessions(struct format_expand_state *es, const char *fmt)
{ {
struct client *c = ft->client; struct format_tree *ft = es->ft;
struct cmdq_item *item = ft->item; struct client *c = ft->client;
struct format_tree *nft; struct cmdq_item *item = ft->item;
char *expanded, *value; struct format_tree *nft;
size_t valuelen; struct format_expand_state next;
struct session *s; char *expanded, *value;
size_t valuelen;
struct session *s;
value = xcalloc(1, 1); value = xcalloc(1, 1);
valuelen = 1; valuelen = 1;
RB_FOREACH(s, sessions, &sessions) { RB_FOREACH(s, sessions, &sessions) {
format_log(ft, "session loop: $%u", s->id); format_log(es, "session loop: $%u", s->id);
nft = format_create(c, item, FORMAT_NONE, ft->flags); nft = format_create(c, item, FORMAT_NONE, ft->flags);
nft->loop = ft->loop; format_defaults(next.ft, ft->c, s, NULL, NULL);
format_defaults(nft, ft->c, s, NULL, NULL); format_copy_state(&next, es, 0);
expanded = format_expand(nft, fmt); next.ft = nft;
format_free(nft); expanded = format_expand1(&next, fmt);
format_free(next.ft);
valuelen += strlen(expanded); valuelen += strlen(expanded);
value = xrealloc(value, valuelen); value = xrealloc(value, valuelen);
@ -1839,22 +1870,24 @@ format_loop_sessions(struct format_tree *ft, const char *fmt)
/* Loop over windows. */ /* Loop over windows. */
static char * static char *
format_loop_windows(struct format_tree *ft, const char *fmt) format_loop_windows(struct format_expand_state *es, const char *fmt)
{ {
struct client *c = ft->client; struct format_tree *ft = es->ft;
struct cmdq_item *item = ft->item; struct client *c = ft->client;
struct format_tree *nft; struct cmdq_item *item = ft->item;
char *all, *active, *use, *expanded, *value; struct format_tree *nft;
size_t valuelen; struct format_expand_state next;
struct winlink *wl; char *all, *active, *use, *expanded, *value;
struct window *w; size_t valuelen;
struct winlink *wl;
struct window *w;
if (ft->s == NULL) { if (ft->s == NULL) {
format_log(ft, "window loop but no session"); format_log(es, "window loop but no session");
return (NULL); return (NULL);
} }
if (format_choose(ft, fmt, &all, &active, 0) != 0) { if (format_choose(es, fmt, &all, &active, 0) != 0) {
all = xstrdup(fmt); all = xstrdup(fmt);
active = NULL; active = NULL;
} }
@ -1864,15 +1897,16 @@ format_loop_windows(struct format_tree *ft, const char *fmt)
RB_FOREACH(wl, winlinks, &ft->s->windows) { RB_FOREACH(wl, winlinks, &ft->s->windows) {
w = wl->window; w = wl->window;
format_log(ft, "window loop: %u @%u", wl->idx, w->id); format_log(es, "window loop: %u @%u", wl->idx, w->id);
if (active != NULL && wl == ft->s->curw) if (active != NULL && wl == ft->s->curw)
use = active; use = active;
else else
use = all; use = all;
nft = format_create(c, item, FORMAT_WINDOW|w->id, ft->flags); nft = format_create(c, item, FORMAT_WINDOW|w->id, ft->flags);
nft->loop = ft->loop;
format_defaults(nft, ft->c, ft->s, wl, NULL); format_defaults(nft, ft->c, ft->s, wl, NULL);
expanded = format_expand(nft, use); format_copy_state(&next, es, 0);
next.ft = nft;
expanded = format_expand1(&next, use);
format_free(nft); format_free(nft);
valuelen += strlen(expanded); valuelen += strlen(expanded);
@ -1890,21 +1924,23 @@ format_loop_windows(struct format_tree *ft, const char *fmt)
/* Loop over panes. */ /* Loop over panes. */
static char * static char *
format_loop_panes(struct format_tree *ft, const char *fmt) format_loop_panes(struct format_expand_state *es, const char *fmt)
{ {
struct client *c = ft->client; struct format_tree *ft = es->ft;
struct cmdq_item *item = ft->item; struct client *c = ft->client;
struct format_tree *nft; struct cmdq_item *item = ft->item;
char *all, *active, *use, *expanded, *value; struct format_tree *nft;
size_t valuelen; struct format_expand_state next;
struct window_pane *wp; char *all, *active, *use, *expanded, *value;
size_t valuelen;
struct window_pane *wp;
if (ft->w == NULL) { if (ft->w == NULL) {
format_log(ft, "pane loop but no window"); format_log(es, "pane loop but no window");
return (NULL); return (NULL);
} }
if (format_choose(ft, fmt, &all, &active, 0) != 0) { if (format_choose(es, fmt, &all, &active, 0) != 0) {
all = xstrdup(fmt); all = xstrdup(fmt);
active = NULL; active = NULL;
} }
@ -1913,15 +1949,16 @@ format_loop_panes(struct format_tree *ft, const char *fmt)
valuelen = 1; valuelen = 1;
TAILQ_FOREACH(wp, &ft->w->panes, entry) { TAILQ_FOREACH(wp, &ft->w->panes, entry) {
format_log(ft, "pane loop: %%%u", wp->id); format_log(es, "pane loop: %%%u", wp->id);
if (active != NULL && wp == ft->w->active) if (active != NULL && wp == ft->w->active)
use = active; use = active;
else else
use = all; use = all;
nft = format_create(c, item, FORMAT_PANE|wp->id, ft->flags); nft = format_create(c, item, FORMAT_PANE|wp->id, ft->flags);
nft->loop = ft->loop;
format_defaults(nft, ft->c, ft->s, ft->wl, wp); format_defaults(nft, ft->c, ft->s, ft->wl, wp);
expanded = format_expand(nft, use); format_copy_state(&next, es, 0);
next.ft = nft;
expanded = format_expand1(&next, use);
format_free(nft); format_free(nft);
valuelen += strlen(expanded); valuelen += strlen(expanded);
@ -1938,15 +1975,15 @@ format_loop_panes(struct format_tree *ft, const char *fmt)
} }
static char * static char *
format_replace_expression(struct format_modifier *mexp, struct format_tree *ft, format_replace_expression(struct format_modifier *mexp,
const char *copy) struct format_expand_state *es, const char *copy)
{ {
int argc = mexp->argc; int argc = mexp->argc;
const char *errstr; const char *errstr;
char *endch, *value, *left = NULL, *right = NULL; char *endch, *value, *left = NULL, *right = NULL;
int use_fp = 0; int use_fp = 0;
u_int prec = 0; u_int prec = 0;
double mleft, mright, result; double mleft, mright, result;
enum { ADD, SUBTRACT, MULTIPLY, DIVIDE, MODULUS } operator; enum { ADD, SUBTRACT, MULTIPLY, DIVIDE, MODULUS } operator;
if (strcmp(mexp->argv[0], "+") == 0) if (strcmp(mexp->argv[0], "+") == 0)
@ -1961,7 +1998,7 @@ format_replace_expression(struct format_modifier *mexp, struct format_tree *ft,
strcmp(mexp->argv[0], "m") == 0) strcmp(mexp->argv[0], "m") == 0)
operator = MODULUS; operator = MODULUS;
else { else {
format_log(ft, "expression has no valid operator: '%s'", format_log(es, "expression has no valid operator: '%s'",
mexp->argv[0]); mexp->argv[0]);
goto fail; goto fail;
} }
@ -1976,26 +2013,26 @@ format_replace_expression(struct format_modifier *mexp, struct format_tree *ft,
if (argc >= 3) { if (argc >= 3) {
prec = strtonum(mexp->argv[2], INT_MIN, INT_MAX, &errstr); prec = strtonum(mexp->argv[2], INT_MIN, INT_MAX, &errstr);
if (errstr != NULL) { if (errstr != NULL) {
format_log (ft, "expression precision %s: %s", errstr, format_log(es, "expression precision %s: %s", errstr,
mexp->argv[2]); mexp->argv[2]);
goto fail; goto fail;
} }
} }
if (format_choose(ft, copy, &left, &right, 1) != 0) { if (format_choose(es, copy, &left, &right, 1) != 0) {
format_log(ft, "expression syntax error"); format_log(es, "expression syntax error");
goto fail; goto fail;
} }
mleft = strtod(left, &endch); mleft = strtod(left, &endch);
if (*endch != '\0') { if (*endch != '\0') {
format_log(ft, "expression left side is invalid: %s", left); format_log(es, "expression left side is invalid: %s", left);
goto fail; goto fail;
} }
mright = strtod(right, &endch); mright = strtod(right, &endch);
if (*endch != '\0') { if (*endch != '\0') {
format_log(ft, "expression right side is invalid: %s", right); format_log(es, "expression right side is invalid: %s", right);
goto fail; goto fail;
} }
@ -2003,8 +2040,8 @@ format_replace_expression(struct format_modifier *mexp, struct format_tree *ft,
mleft = (long long)mleft; mleft = (long long)mleft;
mright = (long long)mright; mright = (long long)mright;
} }
format_log(ft, "expression left side is: %.*f", prec, mleft); format_log(es, "expression left side is: %.*f", prec, mleft);
format_log(ft, "expression right side is: %.*f", prec, mright); format_log(es, "expression right side is: %.*f", prec, mright);
switch (operator) { switch (operator) {
case ADD: case ADD:
@ -2027,7 +2064,7 @@ format_replace_expression(struct format_modifier *mexp, struct format_tree *ft,
xasprintf(&value, "%.*f", prec, result); xasprintf(&value, "%.*f", prec, result);
else else
xasprintf(&value, "%.*f", prec, (double)(long long)result); xasprintf(&value, "%.*f", prec, (double)(long long)result);
format_log(ft, "expression result is %s", value); format_log(es, "expression result is %s", value);
free(right); free(right);
free(left); free(left);
@ -2041,31 +2078,34 @@ fail:
/* Replace a key. */ /* Replace a key. */
static int static int
format_replace(struct format_tree *ft, const char *key, size_t keylen, format_replace(struct format_expand_state *es, const char *key, size_t keylen,
char **buf, size_t *len, size_t *off) char **buf, size_t *len, size_t *off)
{ {
struct window_pane *wp = ft->wp; struct format_tree *ft = es->ft;
const char *errptr, *copy, *cp, *marker = NULL; struct window_pane *wp = ft->wp;
const char *time_format = NULL; const char *errptr, *copy, *cp, *marker = NULL;
char *copy0, *condition, *found, *new; const char *time_format = NULL;
char *value, *left, *right; char *copy0, *condition, *found, *new;
size_t valuelen; char *value, *left, *right;
int modifiers = 0, limit = 0, width = 0, j; size_t valuelen;
struct format_modifier *list, *fm, *cmp = NULL, *search = NULL; int modifiers = 0, limit = 0, width = 0;
struct format_modifier **sub = NULL, *mexp = NULL; int j;
u_int i, count, nsub = 0; struct format_modifier *list, *cmp = NULL, *search = NULL;
struct format_modifier **sub = NULL, *mexp = NULL, *fm;
u_int i, count, nsub = 0;
struct format_expand_state next;
/* Make a copy of the key. */ /* Make a copy of the key. */
copy = copy0 = xstrndup(key, keylen); copy = copy0 = xstrndup(key, keylen);
/* Process modifier list. */ /* Process modifier list. */
list = format_build_modifiers(ft, &copy, &count); list = format_build_modifiers(es, &copy, &count);
for (i = 0; i < count; i++) { for (i = 0; i < count; i++) {
fm = &list[i]; fm = &list[i];
if (format_logging(ft)) { if (format_logging(ft)) {
format_log(ft, "modifier %u is %s", i, fm->modifier); format_log(es, "modifier %u is %s", i, fm->modifier);
for (j = 0; j < fm->argc; j++) { for (j = 0; j < fm->argc; j++) {
format_log(ft, "modifier %u argument %d: %s", i, format_log(es, "modifier %u argument %d: %s", i,
j, fm->argv[j]); j, fm->argv[j]);
} }
} }
@ -2169,37 +2209,37 @@ format_replace(struct format_tree *ft, const char *key, size_t keylen,
/* Is this a loop, comparison or condition? */ /* Is this a loop, comparison or condition? */
if (modifiers & FORMAT_SESSIONS) { if (modifiers & FORMAT_SESSIONS) {
value = format_loop_sessions(ft, copy); value = format_loop_sessions(es, copy);
if (value == NULL) if (value == NULL)
goto fail; goto fail;
} else if (modifiers & FORMAT_WINDOWS) { } else if (modifiers & FORMAT_WINDOWS) {
value = format_loop_windows(ft, copy); value = format_loop_windows(es, copy);
if (value == NULL) if (value == NULL)
goto fail; goto fail;
} else if (modifiers & FORMAT_PANES) { } else if (modifiers & FORMAT_PANES) {
value = format_loop_panes(ft, copy); value = format_loop_panes(es, copy);
if (value == NULL) if (value == NULL)
goto fail; goto fail;
} else if (search != NULL) { } else if (search != NULL) {
/* Search in pane. */ /* Search in pane. */
new = format_expand(ft, copy); new = format_expand1(es, copy);
if (wp == NULL) { if (wp == NULL) {
format_log(ft, "search '%s' but no pane", new); format_log(es, "search '%s' but no pane", new);
value = xstrdup("0"); value = xstrdup("0");
} else { } else {
format_log(ft, "search '%s' pane %%%u", new, wp->id); format_log(es, "search '%s' pane %%%u", new, wp->id);
value = format_search(fm, wp, new); value = format_search(fm, wp, new);
} }
free(new); free(new);
} else if (cmp != NULL) { } else if (cmp != NULL) {
/* Comparison of left and right. */ /* Comparison of left and right. */
if (format_choose(ft, copy, &left, &right, 1) != 0) { if (format_choose(es, copy, &left, &right, 1) != 0) {
format_log(ft, "compare %s syntax error: %s", format_log(es, "compare %s syntax error: %s",
cmp->modifier, copy); cmp->modifier, copy);
goto fail; goto fail;
} }
format_log(ft, "compare %s left is: %s", cmp->modifier, left); format_log(es, "compare %s left is: %s", cmp->modifier, left);
format_log(ft, "compare %s right is: %s", cmp->modifier, right); format_log(es, "compare %s right is: %s", cmp->modifier, right);
if (strcmp(cmp->modifier, "||") == 0) { if (strcmp(cmp->modifier, "||") == 0) {
if (format_true(left) || format_true(right)) if (format_true(left) || format_true(right))
@ -2250,11 +2290,11 @@ format_replace(struct format_tree *ft, const char *key, size_t keylen,
/* Conditional: check first and choose second or third. */ /* Conditional: check first and choose second or third. */
cp = format_skip(copy + 1, ","); cp = format_skip(copy + 1, ",");
if (cp == NULL) { if (cp == NULL) {
format_log(ft, "condition syntax error: %s", copy + 1); format_log(es, "condition syntax error: %s", copy + 1);
goto fail; goto fail;
} }
condition = xstrndup(copy + 1, cp - (copy + 1)); condition = xstrndup(copy + 1, cp - (copy + 1));
format_log(ft, "condition is: %s", condition); format_log(es, "condition is: %s", condition);
found = format_find(ft, condition, modifiers, time_format); found = format_find(ft, condition, modifiers, time_format);
if (found == NULL) { if (found == NULL) {
@ -2263,32 +2303,32 @@ format_replace(struct format_tree *ft, const char *key, size_t keylen,
* the expansion doesn't have any effect, then assume * the expansion doesn't have any effect, then assume
* false. * false.
*/ */
found = format_expand(ft, condition); found = format_expand1(es, condition);
if (strcmp(found, condition) == 0) { if (strcmp(found, condition) == 0) {
free(found); free(found);
found = xstrdup(""); found = xstrdup("");
format_log(ft, "condition '%s' found: %s", format_log(es, "condition '%s' found: %s",
condition, found); condition, found);
} else { } else {
format_log(ft, format_log(es,
"condition '%s' not found; assuming false", "condition '%s' not found; assuming false",
condition); condition);
} }
} else } else
format_log(ft, "condition '%s' found", condition); format_log(es, "condition '%s' found", condition);
if (format_choose(ft, cp + 1, &left, &right, 0) != 0) { if (format_choose(es, cp + 1, &left, &right, 0) != 0) {
format_log(ft, "condition '%s' syntax error: %s", format_log(es, "condition '%s' syntax error: %s",
condition, cp + 1); condition, cp + 1);
free(found); free(found);
goto fail; goto fail;
} }
if (format_true(found)) { if (format_true(found)) {
format_log(ft, "condition '%s' is true", condition); format_log(es, "condition '%s' is true", condition);
value = format_expand(ft, left); value = format_expand1(es, left);
} else { } else {
format_log(ft, "condition '%s' is false", condition); format_log(es, "condition '%s' is false", condition);
value = format_expand(ft, right); value = format_expand1(es, right);
} }
free(right); free(right);
free(left); free(left);
@ -2296,41 +2336,44 @@ format_replace(struct format_tree *ft, const char *key, size_t keylen,
free(condition); free(condition);
free(found); free(found);
} else if (mexp != NULL) { } else if (mexp != NULL) {
value = format_replace_expression(mexp, ft, copy); value = format_replace_expression(mexp, es, copy);
if (value == NULL) if (value == NULL)
value = xstrdup(""); value = xstrdup("");
} else { } else {
if (strstr(copy, "#{") != 0) { if (strstr(copy, "#{") != 0) {
format_log(ft, "expanding inner format '%s'", copy); format_log(es, "expanding inner format '%s'", copy);
value = format_expand(ft, copy); value = format_expand1(es, copy);
} else { } else {
value = format_find(ft, copy, modifiers, time_format); value = format_find(ft, copy, modifiers, time_format);
if (value == NULL) { if (value == NULL) {
format_log(ft, "format '%s' not found", copy); format_log(es, "format '%s' not found", copy);
value = xstrdup(""); value = xstrdup("");
} else } else {
format_log(ft, "format '%s' found: %s", copy, value); format_log(es, "format '%s' found: %s", copy,
value);
}
} }
} }
done: done:
/* Expand again if required. */ /* Expand again if required. */
if (modifiers & FORMAT_EXPAND) { if (modifiers & FORMAT_EXPAND) {
new = format_expand(ft, value); new = format_expand1(es, value);
free(value); free(value);
value = new; value = new;
} else if (modifiers & FORMAT_EXPANDTIME) { } else if (modifiers & FORMAT_EXPANDTIME) {
new = format_expand_time(ft, value); format_copy_state(&next, es, FORMAT_EXPAND_TIME);
new = format_expand1(&next, value);
free(value); free(value);
value = new; value = new;
} }
/* Perform substitution if any. */ /* Perform substitution if any. */
for (i = 0; i < nsub; i++) { for (i = 0; i < nsub; i++) {
left = format_expand(ft, sub[i]->argv[0]); left = format_expand1(es, sub[i]->argv[0]);
right = format_expand(ft, sub[i]->argv[1]); right = format_expand1(es, sub[i]->argv[1]);
new = format_sub(sub[i], value, left, right); new = format_sub(sub[i], value, left, right);
format_log(ft, "substitute '%s' to '%s': %s", left, right, new); format_log(es, "substitute '%s' to '%s': %s", left, right, new);
free(value); free(value);
value = new; value = new;
free(right); free(right);
@ -2347,7 +2390,7 @@ done:
free(value); free(value);
value = new; value = new;
} }
format_log(ft, "applied length limit %d: %s", limit, value); format_log(es, "applied length limit %d: %s", limit, value);
} else if (limit < 0) { } else if (limit < 0) {
new = format_trim_right(value, -limit); new = format_trim_right(value, -limit);
if (marker != NULL && strcmp(new, value) != 0) { if (marker != NULL && strcmp(new, value) != 0) {
@ -2357,7 +2400,7 @@ done:
free(value); free(value);
value = new; value = new;
} }
format_log(ft, "applied length limit %d: %s", limit, value); format_log(es, "applied length limit %d: %s", limit, value);
} }
/* Pad the value if needed. */ /* Pad the value if needed. */
@ -2365,12 +2408,12 @@ done:
new = utf8_padcstr(value, width); new = utf8_padcstr(value, width);
free(value); free(value);
value = new; value = new;
format_log(ft, "applied padding width %d: %s", width, value); format_log(es, "applied padding width %d: %s", width, value);
} else if (width < 0) { } else if (width < 0) {
new = utf8_rpadcstr(value, -width); new = utf8_rpadcstr(value, -width);
free(value); free(value);
value = new; value = new;
format_log(ft, "applied padding width %d: %s", width, value); format_log(es, "applied padding width %d: %s", width, value);
} }
/* Replace with the length if needed. */ /* Replace with the length if needed. */
@ -2378,7 +2421,7 @@ done:
xasprintf(&new, "%zu", strlen(value)); xasprintf(&new, "%zu", strlen(value));
free(value); free(value);
value = new; value = new;
format_log(ft, "replacing with length: %s", new); format_log(es, "replacing with length: %s", new);
} }
/* Expand the buffer and copy in the value. */ /* Expand the buffer and copy in the value. */
@ -2390,7 +2433,7 @@ done:
memcpy(*buf + *off, value, valuelen); memcpy(*buf + *off, value, valuelen);
*off += valuelen; *off += valuelen;
format_log(ft, "replaced '%s' with '%s'", copy0, value); format_log(es, "replaced '%s' with '%s'", copy0, value);
free(value); free(value);
free(sub); free(sub);
@ -2399,7 +2442,7 @@ done:
return (0); return (0);
fail: fail:
format_log(ft, "failed %s", copy0); format_log(es, "failed %s", copy0);
free(sub); free(sub);
format_free_modifiers(list, count); format_free_modifiers(list, count);
@ -2409,32 +2452,35 @@ fail:
/* Expand keys in a template. */ /* Expand keys in a template. */
static char * static char *
format_expand1(struct format_tree *ft, const char *fmt, int time) format_expand1(struct format_expand_state *es, const char *fmt)
{ {
char *buf, *out, *name; struct format_tree *ft = es->ft;
const char *ptr, *s; char *buf, *out, *name;
size_t off, len, n, outlen; const char *ptr, *s;
int ch, brackets; size_t off, len, n, outlen;
struct tm *tm; int ch, brackets;
char expanded[8192]; struct tm *tm;
char expanded[8192];
if (fmt == NULL || *fmt == '\0') if (fmt == NULL || *fmt == '\0')
return (xstrdup("")); return (xstrdup(""));
if (ft->loop == FORMAT_LOOP_LIMIT) if (es->loop == FORMAT_LOOP_LIMIT)
return (xstrdup("")); return (xstrdup(""));
ft->loop++; es->loop++;
format_log(ft, "expanding format: %s", fmt); format_log(es, "expanding format: %s", fmt);
if (time) { if (es->flags & FORMAT_EXPAND_TIME) {
tm = localtime(&ft->time); if (es->time == 0)
es->time = time(NULL);
tm = localtime(&es->time);
if (strftime(expanded, sizeof expanded, fmt, tm) == 0) { if (strftime(expanded, sizeof expanded, fmt, tm) == 0) {
format_log(ft, "format is too long"); format_log(es, "format is too long");
return (xstrdup("")); return (xstrdup(""));
} }
if (format_logging(ft) && strcmp(expanded, fmt) != 0) if (format_logging(ft) && strcmp(expanded, fmt) != 0)
format_log(ft, "after time expanded: %s", expanded); format_log(es, "after time expanded: %s", expanded);
fmt = expanded; fmt = expanded;
} }
@ -2468,14 +2514,15 @@ format_expand1(struct format_tree *ft, const char *fmt, int time)
n = ptr - fmt; n = ptr - fmt;
name = xstrndup(fmt, n); name = xstrndup(fmt, n);
format_log(ft, "found #(): %s", name); format_log(es, "found #(): %s", name);
if (ft->flags & FORMAT_NOJOBS) { if ((ft->flags & FORMAT_NOJOBS) ||
(es->flags & FORMAT_EXPAND_NOJOBS)) {
out = xstrdup(""); out = xstrdup("");
format_log(ft, "#() is disabled"); format_log(es, "#() is disabled");
} else { } else {
out = format_job_get(ft, name); out = format_job_get(es, name);
format_log(ft, "#() result: %s", out); format_log(es, "#() result: %s", out);
} }
free(name); free(name);
@ -2497,15 +2544,15 @@ format_expand1(struct format_tree *ft, const char *fmt, int time)
break; break;
n = ptr - fmt; n = ptr - fmt;
format_log(ft, "found #{}: %.*s", (int)n, fmt); format_log(es, "found #{}: %.*s", (int)n, fmt);
if (format_replace(ft, fmt, n, &buf, &len, &off) != 0) if (format_replace(es, fmt, n, &buf, &len, &off) != 0)
break; break;
fmt += n + 1; fmt += n + 1;
continue; continue;
case '}': case '}':
case '#': case '#':
case ',': case ',':
format_log(ft, "found #%c", ch); format_log(es, "found #%c", ch);
while (len - off < 2) { while (len - off < 2) {
buf = xreallocarray(buf, 2, len); buf = xreallocarray(buf, 2, len);
len *= 2; len *= 2;
@ -2528,8 +2575,8 @@ format_expand1(struct format_tree *ft, const char *fmt, int time)
continue; continue;
} }
n = strlen(s); n = strlen(s);
format_log(ft, "found #%c: %s", ch, s); format_log(es, "found #%c: %s", ch, s);
if (format_replace(ft, s, n, &buf, &len, &off) != 0) if (format_replace(es, s, n, &buf, &len, &off) != 0)
break; break;
continue; continue;
} }
@ -2538,8 +2585,8 @@ format_expand1(struct format_tree *ft, const char *fmt, int time)
} }
buf[off] = '\0'; buf[off] = '\0';
format_log(ft, "result is: %s", buf); format_log(es, "result is: %s", buf);
ft->loop--; es->loop--;
return (buf); return (buf);
} }
@ -2548,14 +2595,24 @@ format_expand1(struct format_tree *ft, const char *fmt, int time)
char * char *
format_expand_time(struct format_tree *ft, const char *fmt) format_expand_time(struct format_tree *ft, const char *fmt)
{ {
return (format_expand1(ft, fmt, 1)); struct format_expand_state es;
memset(&es, 0, sizeof es);
es.ft = ft;
es.flags = FORMAT_EXPAND_TIME;
return (format_expand1(&es, fmt));
} }
/* Expand keys in a template. */ /* Expand keys in a template. */
char * char *
format_expand(struct format_tree *ft, const char *fmt) format_expand(struct format_tree *ft, const char *fmt)
{ {
return (format_expand1(ft, fmt, 0)); struct format_expand_state es;
memset(&es, 0, sizeof es);
es.ft = ft;
es.flags = 0;
return (format_expand1(&es, fmt));
} }
/* Expand a single string. */ /* Expand a single string. */