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[Minios-devel] [UNIKRAFT PATCH] lib/ukargparse: Fix argparse.c



From: Andrei Gogonea <andrei.gogonea09@xxxxxxxxx>

Modify argparse.c to parse correctly arguments stored within quotes.

Signed-off-by: Andrei Gogonea <andrei.gogonea09@xxxxxxxxx>
Signed-off-by: Simon Kuenzer <simon.kuenzer@xxxxxxxxx>
---
 lib/ukargparse/argparse.c | 25 +++++++++++++++++++++----
 1 file changed, 21 insertions(+), 4 deletions(-)

diff --git a/lib/ukargparse/argparse.c b/lib/ukargparse/argparse.c
index 20fd9445..b9e28f18 100644
--- a/lib/ukargparse/argparse.c
+++ b/lib/ukargparse/argparse.c
@@ -36,6 +36,15 @@
 #include <uk/argparse.h>
 #include <uk/assert.h>
 
+
+static void left_shift(char *buf) 
+{
+       while(*buf != '\0') {
+               *buf = *(buf + 1);
+               buf++;
+       }
+}
+
 int uk_argnparse(char *argb, __sz maxlen, char *argv[], int maxcount)
 {
        int argc = 0;
@@ -68,12 +77,20 @@ int uk_argnparse(char *argb, __sz maxlen, char *argv[], int 
maxcount)
                /* quotes */
                case '\'':
                case '"':
-                       if (in_quote) {
-                               if (in_quote == argb[i])
-                                       in_quote = '\0';
+                       if (!in_quote) {
+                               in_quote = argb[i];
+                               left_shift(&argb[i--]);
+                               break;
+                       }
+                       if (in_quote == argb[i]) {
+                               in_quote = '\0';
+                               left_shift(&argb[i--]);
                                break;
                        }
-                       in_quote = argb[i];
+                               
+                       
+
+                       
                        /* Fall through */
                default:
                        /* any character */
-- 
2.11.0


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