From 871c95922018f555a4369980011161120c2e4790 Mon Sep 17 00:00:00 2001
From: root <devnull@localhost>
Date: Mon, 11 Dec 1995 22:52:59 +0000
Subject: [PATCH] started parsing

CVS patchset: 3
CVS date: 1995/12/11 22:52:59
---
 build/build.c |   6 ++--
 build/spec.c  | 105 +++++++++++++++++++++++++++++++++++++++++++++++++++-------
 build/spec.h  |   6 ++--
 3 files changed, 100 insertions(+), 17 deletions(-)

diff --git a/build/build.c b/build/build.c
index 23cd917..eaa6e9a 100644
--- a/build/build.c
+++ b/build/build.c
@@ -1,12 +1,14 @@
 #include <stdio.h>
 #include "spec.h"
+#include "messages.h"
 
 void main(int argc, char **argv)
 {
     FILE *f;
 
-    printf("hello\n");
+    setVerbosity(MESS_DEBUG);
+    
     f = fopen(argv[1], "r");
-    parse_spec(f);
+    parseSpec(f);
     fclose(f);
 }
diff --git a/build/spec.c b/build/spec.c
index f0d0353..6505c58 100644
--- a/build/spec.c
+++ b/build/spec.c
@@ -6,33 +6,53 @@
 #include "header.h"
 #include "spec.h"
 #include "rpmerr.h"
+#include "messages.h"
 #include <stdlib.h>
 #include <string.h>
+#include <regex.h>
 
 #define LINE_BUF_SIZE 1024
 
-struct spec {
-    Header header;
+struct SpecRec {
     char *prep;
     char *build;
     char *install;
     char *clean;
+    struct PackageRec *packages;
+};
+
+struct PackageRec {
+    Header header;
+    char *filelist;
+    struct PackageRec *next;
 };
 
-void free_spec(Spec s)
+static int read_line(FILE *f, char *line);
+static int match_arch(char *s);
+static int match_os(char *s);
+static void free_packagerec(struct PackageRec *p);
+static void init_spec(void);
+
+void free_packagerec(struct PackageRec *p)
+{
+    freeHeader(p->header);
+    free(p->filelist);
+    if (p->next) {
+        free_packagerec(p->next);
+    }
+    free(p);
+}
+
+void freeSpec(Spec s)
 {
-    freeHeader(s->header);
     free(s->prep);
     free(s->build);
     free(s->install);
     free(s->clean);
+    free_packagerec(s->packages);
     free(s);
 }
 
-static int read_line(FILE *f, char *line);
-static int match_arch(char *s);
-static int match_os(char *s);
-
 static int match_arch(char *s)
 {
     if (! strncmp(s, "%ifarch i386", 12)) {
@@ -96,20 +116,81 @@ static int read_line(FILE *f, char *line)
     return 1;
 }
 
-Spec parse_spec(FILE *f)
+static regex_t name_regex;
+static regex_t description_regex;
+static regex_t package_regex;
+static regex_t version_regex;
+static regex_t release_regex;
+static regex_t copyright_regex;
+static regex_t icon_regex;
+static regex_t group_regex;
+
+struct regentry {
+    regex_t *p;
+    char *s;
+} regexps[] = {
+    {&package_regex,     "^package[[:space:]]*:[[:space:]]*"},
+    {&name_regex,        "^name[[:space:]]*:[[:space:]]*"},
+    {&description_regex, "^description[[:space:]]*:[[:space:]]*"},
+    {&version_regex,     "^version[[:space:]]*:[[:space:]]*"},
+    {&release_regex,     "^release[[:space:]]*:[[:space:]]*"},
+    {&copyright_regex,   "^copyright[[:space:]]*:[[:space:]]*"},
+    {&group_regex,       "^group[[:space:]]*:[[:space:]]*"},
+    {&icon_regex,        "^icon[[:space:]]*:[[:space:]]*"},
+    {0, 0}
+};
+
+static void init_spec()
+{
+    static done = 0;
+    struct regentry *r = regexps;
+    int opts = REG_ICASE | REG_EXTENDED;
+    
+    if (! done) {
+        while(r->p) {
+	    regcomp(r->p, r->s, opts);
+	    r++;
+	}
+	done = 1;
+    }
+}
+
+#define PACKAGE_PART 0
+#define PREP_PART    1
+#define BUILD_PART   2
+#define INSTALL_PART 3
+#define CLEAN_PART   4
+#define PREIN_PART   5
+#define POSTIN_PART  6
+#define PREUN_PART   7
+#define POSTUN_PART  8
+#define FILES_PART   9
+
+Spec parseSpec(FILE *f)
 {
     char line[LINE_BUF_SIZE];
-    Spec s = (struct spec *) malloc(sizeof(struct spec));
+    Spec s = (struct SpecRec *) malloc(sizeof(struct SpecRec));
+    int part = PACKAGE_PART;
+
     int x;
+    regmatch_t match;
 
-    reading = 1;
+    init_spec();
     
+    reading = 1;
     while ((x = read_line(f, line))) {
 	if (!reading) continue;
 	if (skip) continue;
-	puts(line);
+	/* If we get here, this line is for us */
+	printf(line);
+	if (! regexec(&description_regex, line, 1, &match, 0)) {
+	    message(MESS_DEBUG, "description: %s", line + match.rm_eo);
+	} else if (! regexec(&name_regex, line, 1, &match, 0)) {
+	    message(MESS_DEBUG, "name       : %s", line + match.rm_eo);
+	}
     }
     if (x < 0) {
+        fprintf(stderr, "ERROR\n");
 	/* error */
 	return NULL;
     }
diff --git a/build/spec.h b/build/spec.h
index e61a6e6..d3c7b39 100644
--- a/build/spec.h
+++ b/build/spec.h
@@ -6,9 +6,9 @@
 #ifndef _spec_h
 #define _spec_h
 
-typedef struct spec *Spec;
+typedef struct SpecRec *Spec;
 
-Spec parse_spec(FILE *f);
-void free_spec(Spec s);
+Spec parseSpec(FILE *f);
+void freeSpec(Spec s);
 
 #endif _spec_h
-- 
2.7.4