Better error messages

bin/gvm

@@ -20,7 +20,7 @@ fi
 
 $GVM_ROOT/scripts/gvm-check
 if [[ "$?" != "0" ]]; then
-	display_error "Missing requirements. Please see messages above"
+	display_error "Missing requirements."
 fi
 
 if [[ $command == "version" ]]; then

binscripts/gvm-installer

@@ -50,7 +50,11 @@ SRC_REPO=https://github.com/moovweb/gvm.git
 [ "$GVM_DEST" == "" ] && display_error "No destination specified!"
 [ -d $GVM_DEST/$GVM_NAME ] && display_error "Already installed!"
 [ -d $GVM_DEST ] || mkdir -p $GVM_DEST > /dev/null 2>&1 || display_error "Failed to create $GVM_DEST"
-[ -z `which git` ] && display_error '* Could not find git (try `sudo apt-get install git`)'
+[ -z `which git` ] && display_error "Could not find git
+
+  linux: apt-get install git
+  mac:   brew install git
+"
 
 cd $GVM_DEST && git clone $SRC_REPO $GVM_NAME > /dev/null 2>&1 || 
 	display_error "Failed to clone from $SRC_REPO into $GVM_DEST/$GVM_NAME"

scripts/gvm-check

@@ -1,15 +1,37 @@
 #!/bin/bash
 . $GVM_ROOT/scripts/functions
 
+# Check for hg
 [ -z `which hg` ] &&
-	display_error '* Could not find mercurial (try `sudo apt-get install mercurial`)'
-[ -z `which ar` ] &&
-	display_error '* Could not find binutils (try `sudo apt-get install binutils (or binutils-multiarch)`)'
-[ -z `which bison` ] &&
-	display_error '* Could not find bison (try `sudo apt-get install bison`)'
-[ -z `which gcc` ] &&
-	display_error '* Could not find gcc (try `sudo apt-get install gcc`)'
-[ -z `which make` ] &&
-	display_error '* Could not find make (try `sudo apt-get install make`)'
+	display_warning "Could not find mercurial
 
+  linux: apt-get install mercurial
+  mac:   brew install mercurial
+" && exit 1
+# Check for ar
+[ -z `which ar` ] &&
+	display_warning "Could not find binutils
+
+  linux: apt-get install binutils
+" && exit 1
+# Check for bison
+[ -z `which bison` ] &&
+	display_warning "Could not find bison
+
+  linux: apt-get install bison
+" && exit 1
+# Check for gcc
+[ -z `which gcc` ] &&
+	display_warning "Could not find gcc
+
+  linux: apt-get install gcc
+" && exit 1
+# Check for make
+[ -z `which make` ] &&
+	display_warning "Could not find make
+
+  linux: apt-get install make
+" && exit 1
+
+# All good!
 exit 0