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[i3/i3] / i3-dump-log / main.c

diff --git a/i3-dump-log/main.c b/i3-dump-log/main.c
index 86b39338eae682f927bf93236658719bb03899cc..478af310c32318e42c12cedcae5730ad2100058c 100644 (file)
--- a/i3-dump-log/main.c
+++ b/i3-dump-log/main.c
@@ -2,11 +2,13 @@
  * vim:ts=4:sw=4:expandtab
  *
  * i3 - an improved dynamic tiling window manager
- * © 2009-2012 Michael Stapelberg and contributors (see also: LICENSE)
+ * © 2009 Michael Stapelberg and contributors (see also: LICENSE)
  *
  * i3-dump-log/main.c: Dumps the i3 SHM log to stdout.
  *
  */
+#include <config.h>
+
 #include <stdio.h>
 #include <stdbool.h>
 #include <sys/types.h>
@@ -28,8 +30,10 @@
 #include "shmlog.h"
 #include <i3/ipc.h>
 
-static uint32_t offset_next_write,
-    wrap_count;
+#if !defined(__OpenBSD__)
+static uint32_t offset_next_write;
+#endif
+static uint32_t wrap_count;
 
 static i3_shmlog_header *header;
 static char *logbuffer,
@@ -43,8 +47,7 @@ static int check_for_wrap(void) {
      * of the log. */
     wrap_count = header->wrap_count;
     const int len = (logbuffer + header->offset_last_wrap) - walk;
-    if (write(STDOUT_FILENO, walk, len) != len)
-        err(EXIT_FAILURE, "write()");
+    swrite(STDOUT_FILENO, walk, len);
     walk = logbuffer + sizeof(i3_shmlog_header);
     return 1;
 }
@@ -52,27 +55,32 @@ static int check_for_wrap(void) {
 static void print_till_end(void) {
     check_for_wrap();
     const int len = (logbuffer + header->offset_next_write) - walk;
-    const int n = write(STDOUT_FILENO, walk, len);
-    if (len != n)
-        err(EXIT_FAILURE, "write()");
-    if (n > 0) {
-        walk += n;
-    }
+    swrite(STDOUT_FILENO, walk, len);
+    walk += len;
 }
 
 int main(int argc, char *argv[]) {
     int o, option_index = 0;
-    bool verbose = false,
-         follow = false;
+    bool verbose = false;
+#if !defined(__OpenBSD__)
+    bool follow = false;
+#endif
 
     static struct option long_options[] = {
         {"version", no_argument, 0, 'v'},
         {"verbose", no_argument, 0, 'V'},
+#if !defined(__OpenBSD__)
         {"follow", no_argument, 0, 'f'},
+#endif
         {"help", no_argument, 0, 'h'},
-        {0, 0, 0, 0}};
+        {0, 0, 0, 0}
+    };
 
+#if !defined(__OpenBSD__)
     char *options_string = "s:vfVh";
+#else
+    char *options_string = "vVh";
+#endif
 
     while ((o = getopt_long(argc, argv, options_string, long_options, &option_index)) != -1) {
         if (o == 'v') {
@@ -80,11 +88,17 @@ int main(int argc, char *argv[]) {
             return 0;
         } else if (o == 'V') {
             verbose = true;
+#if !defined(__OpenBSD__)
         } else if (o == 'f') {
             follow = true;
+#endif
         } else if (o == 'h') {
             printf("i3-dump-log " I3_VERSION "\n");
-            printf("i3-dump-log [-f] [-s <socket>]\n");
+#if !defined(__OpenBSD__)
+            printf("i3-dump-log [-fhVv]\n");
+#else
+            printf("i3-dump-log [-hVv]\n");
+#endif
             return 0;
         }
     }
@@ -113,7 +127,7 @@ int main(int argc, char *argv[]) {
             if (!is_debug_build()) {
                 fprintf(stderr, "You seem to be using a release version of i3:\n  %s\n\n", I3_VERSION);
                 fprintf(stderr, "Release versions do not use SHM logging by default,\ntherefore i3-dump-log does not work.\n\n");
-                fprintf(stderr, "Please follow this guide instead:\nhttp://i3wm.org/docs/debugging-release-version.html\n");
+                fprintf(stderr, "Please follow this guide instead:\nhttps://i3wm.org/docs/debugging-release-version.html\n");
                 exit(1);
             }
         }
@@ -143,6 +157,7 @@ int main(int argc, char *argv[]) {
     if (verbose)
         printf("next_write = %d, last_wrap = %d, logbuffer_size = %d, shmname = %s\n",
                header->offset_next_write, header->offset_last_wrap, header->size, shmname);
+    free(shmname);
     walk = logbuffer + header->offset_next_write;
 
     /* We first need to print old content in case there was at least one
@@ -166,6 +181,7 @@ int main(int argc, char *argv[]) {
     walk = logbuffer + sizeof(i3_shmlog_header);
     print_till_end();
 
+#if !defined(__OpenBSD__)
     if (follow) {
         /* Since pthread_cond_wait() expects a mutex, we need to provide one.
          * To not lock i3 (that’s bad, mhkay?) we just define one outside of
@@ -181,6 +197,7 @@ int main(int argc, char *argv[]) {
             }
         }
     }
+#endif
 
     return 0;
 }