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Call xsetenv() in main process instead of child

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This makes xsetenv internal to x.c, and allows iso14755's external
command to use $WINDOWID instead of having to snprintf it again.  (The
same benefit will apply to the externalpipe patch.)  The xwinid function
is no longer needed.

Signed-off-by: Devin J. Pohly <djpohly@gmail.com>
This commit is contained in:
Devin J. Pohly 2017-10-10 10:30:23 -05:00
parent 1f24bde82b
commit 3e44ee5569
3 changed files with 4 additions and 14 deletions
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8
st.c
View file

@ -60,7 +60,7 @@ char *argv0;
#define ISDELIM(u) (utf8strchr(worddelimiters, u) != NULL)
/* constants */
#define ISO14755CMD "dmenu -w %lu -p codepoint: </dev/null"
#define ISO14755CMD "dmenu -w \"$WINDOWID\" -p codepoint: </dev/null"
enum cursor_movement {
CURSOR_SAVE,
@ -706,7 +706,6 @@ execsh(void)
setenv("SHELL", sh, 1);
setenv("HOME", pw->pw_dir, 1);
setenv("TERM", termname, 1);
xsetenv();
signal(SIGCHLD, SIG_DFL);
signal(SIGHUP, SIG_DFL);
@ -1993,14 +1992,11 @@ tprinter(char *s, size_t len)
void
iso14755(const Arg *arg)
{
unsigned long id = xwinid();
char cmd[sizeof(ISO14755CMD) + NUMMAXLEN(id)];
FILE *p;
char *us, *e, codepoint[9], uc[UTF_SIZ];
unsigned long utf32;
snprintf(cmd, sizeof(cmd), ISO14755CMD, id);
if (!(p = popen(cmd, "r")))
if (!(p = popen(ISO14755CMD, "r")))
return;
us = fgets(codepoint, sizeof(codepoint), p);

2
win.h
View file

@ -19,12 +19,10 @@ void xinit(void);
void xloadcols(void);
int xsetcolorname(int, const char *);
void xloadfonts(char *, double);
void xsetenv(void);
void xsettitle(char *);
void xsetpointermotion(int);
void xseturgency(int);
void xunloadfonts(void);
void xresize(int, int);
void xselpaste(void);
unsigned long xwinid(void);
void xsetsel(char *, Time);

8
x.c
View file

@ -89,6 +89,7 @@ static void xdrawcursor(void);
static int xgeommasktogravity(int);
static int xloadfont(Font *, FcPattern *);
static void xunloadfont(Font *);
static void xsetenv(void);
static void expose(XEvent *);
static void visibility(XEvent *);
@ -1487,12 +1488,6 @@ xbell(int vol)
XkbBell(xw.dpy, xw.win, vol, (Atom)NULL);
}
unsigned long
xwinid(void)
{
return xw.win;
}
void
focus(XEvent *ev)
{
@ -1765,6 +1760,7 @@ run:
XSetLocaleModifiers("");
tnew(MAX(cols, 1), MAX(rows, 1));
xinit();
xsetenv();
selinit();
run();