Making source C99 compliant

bin/deb-build.sh

@@ -2,7 +2,6 @@
 
 rm -vf *.*~
 
-# copy hstr/ source code to a work directory and run this script to create DEB package
 cd ..
 bzr commit -m "Sync."
 bzr builddeb -- -us -uc

src/hashset.c

@@ -59,7 +59,8 @@ int hashset_put(HashSet * hs, const char *key, void *value) {
         return 0;
     }
 
-    newNode->key = strdup( key );
+    newNode->key = malloc(strlen(key)+1);
+    strcpy(newNode->key, key);
     newNode->value = value;
     newNode->next = hs->lists[ listNum ];
     hs->lists[ listNum ] = newNode;

src/hstr.c

@@ -63,11 +63,10 @@ static bool terminalHasColors=FALSE;
 static char screenLine[1000];
 
 int print_prompt(WINDOW *win) {
-	char hostname[128];
+	char *hostname = get_hostname();
 	char *user = getenv(ENV_VAR_USER);
 	int xoffset = 1;
 
-	gethostname(hostname, sizeof hostname);
 	mvwprintw(win, xoffset, Y_OFFSET_PROMPT, "%s@%s$ ", user, hostname);
 	refresh();
 

src/hstr_utils.c

@@ -10,6 +10,8 @@
 #include "include/hstr_utils.h"
 
 #define DEFAULT_COMMAND "pwd"
+#define HOSTNAME_BUFFER 100
+#define PROC_HOSTNAME "/proc/sys/kernel/hostname"
 
 void tiocsti() {
 	char buf[] = DEFAULT_COMMAND;
@@ -43,5 +45,19 @@ void reverse_char_pointer_array(char **array, unsigned length) {
     }
 }
 
-
+char *get_hostname()
+{
+    char *b=malloc(HOSTNAME_BUFFER);
+	if(access( PROC_HOSTNAME, F_OK ) != -1) {
+	    FILE *f = fopen(PROC_HOSTNAME, "r");
+	    b=fgets(b, HOSTNAME_BUFFER, f);
+	    fclose(f);
+	    if(b) {
+	    	b[strlen(b)-1]=0;
+	    	return b;
+	    }
+	}
+    strcpy(b,"localhost");
+    return b;
+}
 

src/include/hstr_utils.h

@@ -15,6 +15,7 @@
 #include <string.h>
 #include <stdio.h>
 #include <stdbool.h>
+#include <unistd.h>
 
 #define MIN(a,b) (((a)<(b))?(a):(b))
 #define MAX(a,b) (((a)>(b))?(a):(b))
@@ -22,5 +23,6 @@
 void tiocsti();
 void fill_terminal_input(char* cmd, bool padding);
 void reverse_char_pointer_array(char **array, unsigned length);
+char *get_hostname();
 
 #endif