Blame rpm-shorten-changelog.diff

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--- ./build/pack.c.orig	2020-09-30 12:49:33.397074156 +0000
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+++ ./build/pack.c	2020-09-30 12:51:34.628805840 +0000
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@@ -728,6 +728,71 @@ static rpmRC packageBinary(rpmSpec spec,
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     return rc;
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 }
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+static void trimChangelog(Header h)
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+{
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+    static int oneshot;
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+    static int cuttime, minnum, maxnum;
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+    rpm_count_t i, keep;
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+    struct rpmtd_s timestd, namestd, textstd;
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+    rpm_count_t count;
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+
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+    if (!oneshot) {
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+	char *binarychangelogtrim = rpmExpand("%{?_binarychangelogtrim}", NULL);
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+	oneshot = 1;
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+	if (binarychangelogtrim && *binarychangelogtrim) {
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+	    maxnum = atoi(binarychangelogtrim);
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+	    binarychangelogtrim = strchr(binarychangelogtrim, ',');
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+	    if (binarychangelogtrim)
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+	      binarychangelogtrim++;
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+	}
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+	if (binarychangelogtrim && *binarychangelogtrim) {
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+	    cuttime = atoi(binarychangelogtrim);
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+	    binarychangelogtrim = strchr(binarychangelogtrim, ',');
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+	    if (binarychangelogtrim)
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+	      binarychangelogtrim++;
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+	}
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+	if (binarychangelogtrim && *binarychangelogtrim) {
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+	    minnum = atoi(binarychangelogtrim);
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+	    binarychangelogtrim = strchr(binarychangelogtrim, ',');
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+	}
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+    }
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+    if (!cuttime && !minnum && !maxnum) {
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+	return;
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+    }
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+
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+    if (!headerGet(h, RPMTAG_CHANGELOGTIME, &timestd, HEADERGET_MINMEM))
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+	return;
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+    count = rpmtdCount(&timestd);
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+    if ((!cuttime || count <= minnum) && (!maxnum || count <= maxnum)) {
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+	rpmtdFreeData(&timestd);
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+	return;
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+    }
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+    keep = count;
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+    if (maxnum && keep > maxnum)
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+	keep = maxnum;
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+    if (cuttime) {
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+	for (i = 0; i < keep; i++) {
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+	    uint32_t *tp = rpmtdNextUint32(&timestd);
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+	    if (i >= minnum && tp && *tp < cuttime)
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+		break;
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+	}
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+	keep = i;
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+    }
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+    if (keep >= count) {
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+	rpmtdFreeData(&timestd);
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+	return;
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+    }
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+    headerGet(h, RPMTAG_CHANGELOGNAME, &namestd, HEADERGET_MINMEM);
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+    headerGet(h, RPMTAG_CHANGELOGTEXT, &textstd, HEADERGET_MINMEM);
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+    timestd.count = namestd.count = textstd.count = keep;
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+    headerMod(h, &timestd);
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+    headerMod(h, &namestd);
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+    headerMod(h, &textstd);
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+    rpmtdFreeData(&textstd);
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+    rpmtdFreeData(&namestd);
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+    rpmtdFreeData(&timestd);
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+}
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+
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 static int compareBinaries(const void *p1, const void *p2) {
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     Package pkg1 = *(Package *)p1;
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     Package pkg2 = *(Package *)p2;
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@@ -751,6 +816,8 @@ rpmRC packageBinaries(rpmSpec spec, cons
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     Package *tasks;
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     int npkgs = 0;
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+    trimChangelog(spec->packages->header);
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+
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     for (pkg = spec->packages; pkg != NULL; pkg = pkg->next)
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         npkgs++;
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     tasks = xcalloc(npkgs, sizeof(Package));
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--- ./build/parseChangelog.c.orig	2020-08-31 09:14:07.991087349 +0000
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+++ ./build/parseChangelog.c	2020-09-30 12:49:33.401074147 +0000
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@@ -267,6 +267,11 @@ static rpmRC addChangelog(Header h, ARGV
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 	    goto exit;
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 	}
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+        /* workaround old suse oddity */
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+        if (*s == '-' && s[1] == ' ') {
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+            s += 2;
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+        }
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+
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 	/* name */
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 	name = s;
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 	while (*s != '\0') s++;