[WIP] backing up patches :)

Signed-off-by: Fotios Valasiadis <[email protected]>

examples/Makefile.am

@@ -16,19 +16,19 @@ all:
 examples: $(EXAMPLES)
 
 compile_single_file: f1.c
-	$(EXE) -o $@.out $(CC) -c $^
+	$(EXE) -o $@.out $(CC) -c f1.c
 
 compile_link_file: f1.c
-	$(EXE) -o $@.out $(CC) $^
+	$(EXE) -o $@.out $(CC) f1.c
 
 compile_file_include: f2.c
-	$(EXE) -o $@.out $(CC) -c $^
+	$(EXE) -o $@.out $(CC) -c f2.c
 
 compile_file_sysinclude: f3.c
-	$(EXE) -o $@.out $(CC) -c $^
+	$(EXE) -o $@.out $(CC) -c f3.c
 
 compile_two_files: f4.c f5.c
-	$(EXE) -o $@.out $(CC) $^
+	$(EXE) -o $@.out $(CC) f4.c f5.c
 
 
 clean:

src/record.c

@@ -19,6 +19,10 @@ SPDX-License-Identifier: LGPL-2.1-or-later
 #include	<fcntl.h>
 #include	<errno.h>
 
+#ifdef BUILDING_ON_FREEBSD
+#include	<sys/sysctl.h>
+#endif
+
 FILE *fout;
 
 void
@@ -57,6 +61,7 @@ timestamp_now(char *s, size_t sz)
     strftime(s, sz, "%FT%TZ", gmtime(&now));
 }
 
+#ifdef BUILDING_ON_LINUX
 static char *
 get_cmdline(pid_t pid)
 {
@@ -129,6 +134,41 @@ get_cmdline(pid_t pid)
 
     return ret;
 }
+#else
+static char *
+get_cmdline(pid_t pid)
+{
+    int mib[4];
+    size_t len;
+    char *cmdline;
+
+    mib[0] = CTL_KERN;
+    mib[1] = KERN_PROC;
+    mib[2] = KERN_PROC_ARGS;
+    mib[3] = pid;
+
+    // First, get the size of the command line
+    if (sysctl(mib, 4, NULL, &len, NULL, 0) == -1) {
+        perror("sysctl");
+	exit(EXIT_FAILURE);
+    }
+
+    cmdline = malloc(len);
+    if (cmdline == NULL) {
+        perror("malloc");
+	exit(EXIT_FAILURE);
+    }
+
+    // Now, get the actual command line
+    if (sysctl(mib, 4, cmdline, &len, NULL, 0) == -1) {
+        perror("sysctl");
+	exit(EXIT_FAILURE);
+    }
+
+    printf("Command line for PID %d: %s\n", pid, cmdline);
+    return cmdline;
+}
+#endif
 
 void
 record_process_start(pid_t pid, char *poutname)