[src/trunk]: src/usr.bin/make make(1): reduce indentation in ArchStatMember

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/e262f2afa0e0
branches:  trunk
changeset: 942380:e262f2afa0e0
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Nov 07 13:29:38 2020 +0000

description:
make(1): reduce indentation in ArchStatMember

diffstat:

 usr.bin/make/arch.c |  125 +++++++++++++++++++++++++--------------------------
 1 files changed, 61 insertions(+), 64 deletions(-)

diffs (170 lines):

diff -r ec8dd3ddc380 -r e262f2afa0e0 usr.bin/make/arch.c
--- a/usr.bin/make/arch.c       Sat Nov 07 13:24:06 2020 +0000
+++ b/usr.bin/make/arch.c       Sat Nov 07 13:29:38 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: arch.c,v 1.166 2020/11/07 13:24:06 rillig Exp $        */
+/*     $NetBSD: arch.c,v 1.167 2020/11/07 13:29:38 rillig Exp $        */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -125,7 +125,7 @@
 #include "config.h"
 
 /*     "@(#)arch.c     8.2 (Berkeley) 1/2/94"  */
-MAKE_RCSID("$NetBSD: arch.c,v 1.166 2020/11/07 13:24:06 rillig Exp $");
+MAKE_RCSID("$NetBSD: arch.c,v 1.167 2020/11/07 13:29:38 rillig Exp $");
 
 typedef struct List ArchList;
 typedef struct ListNode ArchListNode;
@@ -476,7 +476,7 @@
      */
     if (fread(magic, SARMAG, 1, arch) != 1 ||
        strncmp(magic, ARMAG, SARMAG) != 0) {
-       fclose(arch);
+       (void)fclose(arch);
        return NULL;
     }
 
@@ -488,84 +488,81 @@
     memName[AR_MAX_NAME_LEN] = '\0';
 
     while (fread(&arh, sizeof arh, 1, arch) == 1) {
-       if (strncmp(arh.ar_fmag, ARFMAG, sizeof arh.ar_fmag) != 0) {
-           /*
-            * The header is bogus, so the archive is bad
-            * and there's no way we can recover...
-            */
+       char *nameend;
+
+       /* If the header is bogus, there's no way we can recover. */
+       if (strncmp(arh.ar_fmag, ARFMAG, sizeof arh.ar_fmag) != 0)
            goto badarch;
-       } else {
-           char *nameend;
 
-           /*
-            * We need to advance the stream's pointer to the start of the
-            * next header. Files are padded with newlines to an even-byte
-            * boundary, so we need to extract the size of the file from the
-            * 'size' field of the header and round it up during the seek.
-            */
-           arh.ar_size[sizeof arh.ar_size - 1] = '\0';
-           size = (size_t)strtol(arh.ar_size, NULL, 10);
+       /*
+        * We need to advance the stream's pointer to the start of the
+        * next header. Files are padded with newlines to an even-byte
+        * boundary, so we need to extract the size of the file from the
+        * 'size' field of the header and round it up during the seek.
+        */
+       arh.ar_size[sizeof arh.ar_size - 1] = '\0';
+       size = (size_t)strtol(arh.ar_size, NULL, 10);
 
-           memcpy(memName, arh.ar_name, sizeof arh.ar_name);
-           nameend = memName + AR_MAX_NAME_LEN;
-           while (*nameend == ' ') {
-               nameend--;
-           }
-           nameend[1] = '\0';
+       memcpy(memName, arh.ar_name, sizeof arh.ar_name);
+       nameend = memName + AR_MAX_NAME_LEN;
+       while (*nameend == ' ') {
+           nameend--;
+       }
+       nameend[1] = '\0';
 
 #ifdef SVR4ARCHIVES
+       /*
+        * svr4 names are slash terminated. Also svr4 extended AR format.
+        */
+       if (memName[0] == '/') {
            /*
-            * svr4 names are slash terminated. Also svr4 extended AR format.
+            * svr4 magic mode; handle it
             */
-           if (memName[0] == '/') {
-               /*
-                * svr4 magic mode; handle it
-                */
-               switch (ArchSVR4Entry(ar, memName, size, arch)) {
-               case -1:        /* Invalid data */
-                   goto badarch;
-               case 0:         /* List of files entry */
-                   continue;
-               default:        /* Got the entry */
-                   break;
-               }
-           } else {
-               if (nameend[0] == '/')
-                   nameend[0] = '\0';
+           switch (ArchSVR4Entry(ar, memName, size, arch)) {
+           case -1:    /* Invalid data */
+               goto badarch;
+           case 0:             /* List of files entry */
+               continue;
+           default:    /* Got the entry */
+               break;
            }
+       } else {
+           if (nameend[0] == '/')
+               nameend[0] = '\0';
+       }
 #endif
 
 #ifdef AR_EFMT1
-           /*
-            * BSD 4.4 extended AR format: #1/<namelen>, with name as the
-            * first <namelen> bytes of the file
-            */
-           if (strncmp(memName, AR_EFMT1, sizeof AR_EFMT1 - 1) == 0 &&
-               ch_isdigit(memName[sizeof AR_EFMT1 - 1])) {
+       /*
+        * BSD 4.4 extended AR format: #1/<namelen>, with name as the
+        * first <namelen> bytes of the file
+        */
+       if (strncmp(memName, AR_EFMT1, sizeof AR_EFMT1 - 1) == 0 &&
+           ch_isdigit(memName[sizeof AR_EFMT1 - 1])) {
 
-               int elen = atoi(memName + sizeof AR_EFMT1 - 1);
+           int elen = atoi(memName + sizeof AR_EFMT1 - 1);
 
-               if ((unsigned int)elen > MAXPATHLEN)
-                   goto badarch;
-               if (fread(memName, (size_t)elen, 1, arch) != 1)
-                   goto badarch;
-               memName[elen] = '\0';
-               if (fseek(arch, -elen, SEEK_CUR) != 0)
-                   goto badarch;
-               if (DEBUG(ARCH) || DEBUG(MAKE)) {
-                   debug_printf("ArchStat: Extended format entry for %s\n",
-                                memName);
-               }
+           if ((unsigned int)elen > MAXPATHLEN)
+               goto badarch;
+           if (fread(memName, (size_t)elen, 1, arch) != 1)
+               goto badarch;
+           memName[elen] = '\0';
+           if (fseek(arch, -elen, SEEK_CUR) != 0)
+               goto badarch;
+           if (DEBUG(ARCH) || DEBUG(MAKE)) {
+               debug_printf("ArchStat: Extended format entry for %s\n",
+                            memName);
            }
+       }
 #endif
 
-           {
-               HashEntry *he;
-               he = HashTable_CreateEntry(&ar->members, memName, NULL);
-               HashEntry_Set(he, bmake_malloc(sizeof arh));
-               memcpy(HashEntry_Get(he), &arh, sizeof arh);
-           }
+       {
+           HashEntry *he;
+           he = HashTable_CreateEntry(&ar->members, memName, NULL);
+           HashEntry_Set(he, bmake_malloc(sizeof arh));
+           memcpy(HashEntry_Get(he), &arh, sizeof arh);
        }
+
        if (fseek(arch, ((long)size + 1) & ~1, SEEK_CUR) != 0)
            goto badarch;
     }