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Removed call to redundant call to exit()
[dwmblocks.git]
/
dwmblocks.c
diff --git
a/dwmblocks.c
b/dwmblocks.c
index
f7f23cc
..
0de8630
100644
(file)
--- a/
dwmblocks.c
+++ b/
dwmblocks.c
@@
-4,7
+4,16
@@
#include<unistd.h>
#include<signal.h>
#include<X11/Xlib.h>
#include<unistd.h>
#include<signal.h>
#include<X11/Xlib.h>
+#ifdef __OpenBSD__
+#define SIGPLUS SIGUSR1+1
+#define SIGMINUS SIGUSR1-1
+#else
+#define SIGPLUS SIGRTMIN
+#define SIGMINUS SIGRTMIN
+#endif
#define LENGTH(X) (sizeof(X) / sizeof (X[0]))
#define LENGTH(X) (sizeof(X) / sizeof (X[0]))
+#define CMDLENGTH 50
+#define STATUSLENGTH (LENGTH(blocks) * CMDLENGTH + 1)
typedef struct {
char* icon;
typedef struct {
char* icon;
@@
-12,16
+21,17
@@
typedef struct {
unsigned int interval;
unsigned int signal;
} Block;
unsigned int interval;
unsigned int signal;
} Block;
+#ifndef __OpenBSD__
+void dummysighandler(int num);
+#endif
void sighandler(int num);
void sighandler(int num);
-void replace(char *str, char old, char new);
void getcmds(int time);
void getsigcmds(int signal);
void setupsignals();
void getcmds(int time);
void getsigcmds(int signal);
void setupsignals();
+void sighandler(int signum);
int getstatus(char *str, char *last);
void setroot();
void statusloop();
int getstatus(char *str, char *last);
void setroot();
void statusloop();
-void statusinit();
-void sighandler(int signum);
void termhandler(int signum);
void termhandler(int signum);
@@
-30,19
+40,11
@@
void termhandler(int signum);
static Display *dpy;
static int screen;
static Window root;
static Display *dpy;
static int screen;
static Window root;
-static char statusbar[LENGTH(blocks)][
50
] = {0};
-static char statusstr[2][
256
];
+static char statusbar[LENGTH(blocks)][
CMDLENGTH
] = {0};
+static char statusstr[2][
STATUSLENGTH
];
static int statusContinue = 1;
static void (*writestatus) () = setroot;
static int statusContinue = 1;
static void (*writestatus) () = setroot;
-void replace(char *str, char old, char new)
-{
- int N = strlen(str);
- for(int i = 0; i < N; i++)
- if(str[i] == old)
- str[i] = new;
-}
-
//opens process *cmd and stores output in *output
void getcmd(const Block *block, char *output)
{
//opens process *cmd and stores output in *output
void getcmd(const Block *block, char *output)
{
@@
-53,12
+55,8
@@
void getcmd(const Block *block, char *output)
return;
char c;
int i = strlen(block->icon);
return;
char c;
int i = strlen(block->icon);
- while((c = fgetc(cmdf)) != EOF)
- {
- output[i++] = c;
- if(c == '\n')
- break;
- }
+ fgets(output+i, CMDLENGTH-i, cmdf);
+ i = strlen(output);
if (delim != '\0' && --i)
output[i++] = delim;
output[i++] = '\0';
if (delim != '\0' && --i)
output[i++] = delim;
output[i++] = '\0';
@@
-69,7
+67,7
@@
void getcmds(int time)
{
const Block* current;
for(int i = 0; i < LENGTH(blocks); i++)
{
const Block* current;
for(int i = 0; i < LENGTH(blocks); i++)
- {
+ {
current = blocks + i;
if ((current->interval != 0 && time % current->interval == 0) || time == -1)
getcmd(current,statusbar[i]);
current = blocks + i;
if ((current->interval != 0 && time % current->interval == 0) || time == -1)
getcmd(current,statusbar[i]);
@@
-89,10
+87,16
@@
void getsigcmds(int signal)
void setupsignals()
{
void setupsignals()
{
+#ifndef __OpenBSD__
+ /* initialize all real time signals with dummy handler */
+ for(int i = SIGRTMIN; i <= SIGRTMAX; i++)
+ signal(i, dummysighandler);
+#endif
+
for(int i = 0; i < LENGTH(blocks); i++)
for(int i = 0; i < LENGTH(blocks); i++)
- {
+ {
if (blocks[i].signal > 0)
if (blocks[i].signal > 0)
- signal(SIG
RTMIN
+blocks[i].signal, sighandler);
+ signal(SIG
MINUS
+blocks[i].signal, sighandler);
}
}
}
}
@@
-102,9
+106,7
@@
int getstatus(char *str, char *last)
strcpy(last, str);
str[0] = '\0';
for(int i = 0; i < LENGTH(blocks); i++)
strcpy(last, str);
str[0] = '\0';
for(int i = 0; i < LENGTH(blocks); i++)
- {
strcat(str, statusbar[i]);
strcat(str, statusbar[i]);
- }
str[strlen(str)-1] = '\0';
return strcmp(str, last);//0 if they are the same
}
str[strlen(str)-1] = '\0';
return strcmp(str, last);//0 if they are the same
}
@@
-146,28
+148,29
@@
void statusloop()
}
}
}
}
-void statusinit()
+#ifndef __OpenBSD__
+/* this signal handler should do nothing */
+void dummysighandler(int signum)
{
{
-
statusloop()
;
+
return
;
}
}
-
+#endif
void sighandler(int signum)
{
void sighandler(int signum)
{
- getsigcmds(signum-SIG
RTMIN
);
+ getsigcmds(signum-SIG
PLUS
);
writestatus();
}
void termhandler(int signum)
{
statusContinue = 0;
writestatus();
}
void termhandler(int signum)
{
statusContinue = 0;
- exit(0);
}
int main(int argc, char** argv)
{
for(int i = 0; i < argc; i++)
}
int main(int argc, char** argv)
{
for(int i = 0; i < argc; i++)
- {
+ {
if (!strcmp("-d",argv[i]))
delim = argv[++i][0];
else if(!strcmp("-p",argv[i]))
if (!strcmp("-d",argv[i]))
delim = argv[++i][0];
else if(!strcmp("-p",argv[i]))
@@
-175,5
+178,5
@@
int main(int argc, char** argv)
}
signal(SIGTERM, termhandler);
signal(SIGINT, termhandler);
}
signal(SIGTERM, termhandler);
signal(SIGINT, termhandler);
- status
init
();
+ status
loop
();
}
}