From: Kevin O'Connor <kevin@koconnor.net>
Date: Sat, 1 Feb 2014 00:38:36 +0000 (-0500)
Subject: Enhance nullTrailingSpace() so that it can also skip leading spaces.
X-Git-Tag: rel-1.7.5-rc1~37
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=d15b0107d6f0f10e259a8937f7695e2130d5e9e4;p=seabios.git

Enhance nullTrailingSpace() so that it can also skip leading spaces.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
---

diff --git a/src/boot.c b/src/boot.c
index 183f4f3..133e206 100644
--- a/src/boot.c
+++ b/src/boot.c
@@ -60,7 +60,7 @@ loadBootOrder(void)
         f = strchr(f, '\n');
         if (f)
             *(f++) = '\0';
-        nullTrailingSpace(Bootorder[i]);
+        Bootorder[i] = nullTrailingSpace(Bootorder[i]);
         dprintf(1, "%d: %s\n", i+1, Bootorder[i]);
         i++;
     } while (f);
diff --git a/src/fw/coreboot.c b/src/fw/coreboot.c
index cfb7a70..2f39e3e 100644
--- a/src/fw/coreboot.c
+++ b/src/fw/coreboot.c
@@ -419,18 +419,15 @@ coreboot_cbfs_init(void)
         next = strchr(linkname, '\n');
         if (next)
             *next++ = '\0';
-        while (*linkname && *linkname <= ' ')
-            linkname++;
         char *comment = strchr(linkname, '#');
         if (comment)
             *comment = '\0';
-        nullTrailingSpace(linkname);
+        linkname = nullTrailingSpace(linkname);
         char *destname = strchr(linkname, ' ');
         if (!destname)
             continue;
         *destname++ = '\0';
-        while (*destname && *destname <= ' ')
-            destname++;
+        destname = nullTrailingSpace(destname);
         // Lookup destname and create new romfile entry for linkname
         struct romfile_s *ufile = romfile_find(destname);
         if (!ufile)
diff --git a/src/string.c b/src/string.c
index 574c13e..8556fe9 100644
--- a/src/string.c
+++ b/src/string.c
@@ -225,11 +225,14 @@ strchr(const char *s, int c)
 }
 
 // Remove any trailing blank characters (spaces, new lines, carriage returns)
-void
+char *
 nullTrailingSpace(char *buf)
 {
     int len = strlen(buf);
     char *end = &buf[len-1];
     while (end >= buf && *end <= ' ')
         *(end--) = '\0';
+    while (*buf && *buf <= ' ')
+        buf++;
+    return buf;
 }
diff --git a/src/string.h b/src/string.h
index 7c4c5ee..ca751a4 100644
--- a/src/string.h
+++ b/src/string.h
@@ -25,6 +25,6 @@ void iomemcpy(void *d, const void *s, u32 len);
 void *memmove(void *d, const void *s, size_t len);
 char *strtcpy(char *dest, const char *src, size_t len);
 char *strchr(const char *s, int c);
-void nullTrailingSpace(char *buf);
+char *nullTrailingSpace(char *buf);
 
 #endif // string.h