Rename some .cpp files to .c

Apart from src/lib/Makefile.am changes, this is
a pure rename, no textual changes to the files.

Before patch set:
$ size libabrt.so.0.0.1; ldd libabrt.so.0.0.1
   text    data     bss     dec     hex filename
  58031    2312      32   60375    ebd7 libabrt.so.0.0.1
        linux-vdso.so.1 =>  (0x00007fffd46dc000)
        libglib-2.0.so.0 => /lib64/libglib-2.0.so.0 (0x00007f373eabc000)
        libstdc++.so.6 => /usr/lib64/libstdc++.so.6 (0x00007f373e7b6000)
        libm.so.6 => /lib64/libm.so.6 (0x00007f373e531000)
        libc.so.6 => /lib64/libc.so.6 (0x00007f373e1b2000)
        libgcc_s.so.1 => /lib64/libgcc_s.so.1 (0x00007f373df9c000)
        /lib64/ld-linux-x86-64.so.2 (0x00007f373efde000)

After patch set:
$ size libabrt.so.0.0.1; ldd libabrt.so.0.0.1
   text    data     bss     dec     hex filename
  51777    2064      32   53873    d271 libabrt.so.0.0.1
        linux-vdso.so.1 =>  (0x00007fff48703000)
        libglib-2.0.so.0 => /lib64/libglib-2.0.so.0 (0x00007fd63aa45000)
        libc.so.6 => /lib64/libc.so.6 (0x00007fd63a6c6000)
        /lib64/ld-linux-x86-64.so.2 (0x00007fd63af66000)

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>

1 files changed, 98 insertions, 0 deletions

diff --git a/src/lib/load_plugin_settings.c b/src/lib/load_plugin_settings.c
new file mode 100644
index 00000000..0f389069
--- /dev/null
+++ b/src/lib/load_plugin_settings.c
@@ -0,0 +1,98 @@
+/*
+    Copyright (C) 2009  Zdenek Prikryl (zprikryl@redhat.com)
+    Copyright (C) 2009  RedHat inc.
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+#include "abrtlib.h"
+
+/* Returns NULL if open failed.
+ * Returns empty hash if conf file is empty.
+ */
+bool load_conf_file(const char *pPath, map_string_h *settings, bool skipKeysWithoutValue)
+{
+    FILE *fp = stdin;
+    if (strcmp(pPath, "-") != 0)
+    {
+        fp = fopen(pPath, "r");
+        if (!fp)
+            return false;
+    }
+
+    char *line;
+    while ((line = xmalloc_fgetline(fp)) != NULL)
+    {
+        unsigned ii;
+        bool is_value = false;
+        bool valid = false;
+        bool in_quote = false;
+        /* We are reusing line buffer to form temporary
+         * "key\0value\0..." in its beginning
+         */
+        char *key = line;
+        char *value = line;
+        char *cur = line;
+
+        for (ii = 0; line[ii] != '\0'; ii++)
+        {
+            if (line[ii] == '"')
+            {
+                in_quote = !in_quote;
+            }
+            if (isspace(line[ii]) && !in_quote)
+            {
+                continue;
+            }
+            if (line[ii] == '#' && !in_quote && cur == line)
+            {
+                break;
+            }
+            if (line[ii] == '=' && !in_quote)
+            {
+                is_value = true;
+                valid = true;
+                *cur++ = '\0'; /* terminate key */
+                value = cur; /* remember where value starts */
+                continue;
+            }
+            *cur++ = line[ii]; /* store next key or value char */
+        }
+	*cur++ = '\0'; /* terminate value */
+
+        /* Skip broken or empty lines. */
+        if (!valid)
+            goto free_line;
+
+        /* Skip lines with empty key. */
+        if (key[0] == '\0')
+            goto free_line;
+
+        if (skipKeysWithoutValue && value[0] == '\0')
+            goto free_line;
+
+        /* Skip lines with unclosed quotes. */
+        if (in_quote)
+            goto free_line;
+
+        g_hash_table_replace(settings, xstrdup(key), xstrdup(value));
+ free_line:
+        free(line);
+    }
+
+    if (fp != stdin)
+        fclose(fp);
+
+    return true;
+}