cleanup

diff --git a/file.c b/file.c
index 772cf25..412ce13 100644 (file)
--- a/file.c
+++ b/file.c
@@ -27,6 +27,15 @@
 #define LINEBUF        32
 #define LINEBUF_MAX    4096
 
+static void uci_parse_error(struct uci_context *ctx, char *pos, char *reason)
+{
+       struct uci_parse_context *pctx = ctx->pctx;
+
+       pctx->reason = reason;
+       pctx->byte = pos - pctx->buf;
+       UCI_THROW(ctx, UCI_ERR_PARSE);
+}
+
 /*
  * Fetch a new line from the input stream and resize buffer if necessary
  */
@@ -57,11 +66,8 @@ static void uci_getln(struct uci_context *ctx, int offset)
                        return;
                }
 
-               if (pctx->bufsz > LINEBUF_MAX/2) {
-                       pctx->reason = "line too long";
-                       pctx->byte = LINEBUF_MAX;
-                       UCI_THROW(ctx, UCI_ERR_PARSE);
-               }
+               if (pctx->bufsz > LINEBUF_MAX/2)
+                       uci_parse_error(ctx, p, "line too long");
 
                pctx->bufsz *= 2;
                pctx->buf = uci_realloc(ctx, pctx->buf, pctx->bufsz);
@@ -166,9 +172,7 @@ static void parse_double_quote(struct uci_context *ctx, char **str, char **targe
                        break;
                }
        }
-       ctx->pctx->reason = "unterminated \"";
-       ctx->pctx->byte = *str - ctx->pctx->buf;
-       UCI_THROW(ctx, UCI_ERR_PARSE);
+       uci_parse_error(ctx, *str, "unterminated \"");
 }
 
 /*
@@ -190,9 +194,7 @@ static void parse_single_quote(struct uci_context *ctx, char **str, char **targe
                        addc(target, str);
                }
        }
-       ctx->pctx->reason = "unterminated '";
-       ctx->pctx->byte = *str - ctx->pctx->buf;
-       UCI_THROW(ctx, UCI_ERR_PARSE);
+       uci_parse_error(ctx, *str, "unterminated '");
 }
 
 /*
@@ -244,11 +246,8 @@ static char *next_arg(struct uci_context *ctx, char **str, bool required)
        val = ptr = *str;
        skip_whitespace(ctx, str);
        parse_str(ctx, str, &ptr);
-       if (required && !*val) {
-               ctx->pctx->reason = "insufficient arguments";
-               ctx->pctx->byte = *str - ctx->pctx->buf;
-               UCI_THROW(ctx, UCI_ERR_PARSE);
-       }
+       if (required && !*val)
+               uci_parse_error(ctx, *str, "insufficient arguments");
 
        return val;
 }
@@ -262,11 +261,8 @@ static void assert_eol(struct uci_context *ctx, char **str)
        char *tmp;
 
        tmp = next_arg(ctx, str, false);
-       if (tmp && *tmp) {
-               ctx->pctx->reason = "too many arguments";
-               ctx->pctx->byte = tmp - ctx->pctx->buf;
-               UCI_THROW(ctx, UCI_ERR_PARSE);
-       }
+       if (tmp && *tmp)
+               uci_parse_error(ctx, *str, "too many arguments");
 }
 
 /* 
@@ -336,11 +332,9 @@ static void uci_parse_config(struct uci_context *ctx, char **str)
        char *type = NULL;
 
        if (!ctx->pctx->package) {
-               if (!ctx->pctx->name) {
-                       ctx->pctx->byte = *str - ctx->pctx->buf;
-                       ctx->pctx->reason = "attempting to import a file without a package name";
-                       UCI_THROW(ctx, UCI_ERR_PARSE);
-               }
+               if (!ctx->pctx->name)
+                       uci_parse_error(ctx, *str, "attempting to import a file without a package name");
+
                uci_switch_config(ctx);
        }
 
@@ -361,11 +355,9 @@ static void uci_parse_option(struct uci_context *ctx, char **str)
        char *name = NULL;
        char *value = NULL;
 
-       if (!ctx->pctx->section) {
-               ctx->pctx->byte = *str - ctx->pctx->buf;
-               ctx->pctx->reason = "option command found before the first section";
-               UCI_THROW(ctx, UCI_ERR_PARSE);
-       }
+       if (!ctx->pctx->section)
+               uci_parse_error(ctx, *str, "option command found before the first section");
+
        /* command string null-terminated by strtok */
        *str += strlen(*str) + 1;
 
@@ -405,9 +397,7 @@ static void uci_parse_line(struct uci_context *ctx, bool single)
                                        uci_parse_option(ctx, &word);
                                break;
                        default:
-                               pctx->reason = "unterminated command";
-                               pctx->byte = word - pctx->buf;
-                               UCI_THROW(ctx, UCI_ERR_PARSE);
+                               uci_parse_error(ctx, word, "unterminated command");
                                break;
                }
        }