avoid repetitive code for asprintf error handling

5 files changed, 17 insertions, 47 deletions

diff --git a/mandocdb.c b/mandocdb.c
index 4a8af53d..3ffd851a 100644
--- a/mandocdb.c
+++ b/mandocdb.c
@@ -1536,10 +1536,7 @@ parse_mdoc_Xr(struct mpage *mpage, const struct mdoc_node *n)
 		return(0);
 	}
 
-	if (-1 == asprintf(&cp, "%s(%s)", n->string, n->next->string)) {
-		perror(NULL);
-		exit((int)MANDOCLEVEL_SYSERR);
-	}
+	mandoc_asprintf(&cp, "%s(%s)", n->string, n->next->string);
 	putkey(mpage, cp, TYPE_Xr);
 	free(cp);
 	return(0);
diff --git a/mansearch.c b/mansearch.c
index 9caf434e..ff502daf 100644
--- a/mansearch.c
+++ b/mansearch.c
@@ -338,11 +338,8 @@ buildnames(struct manpage *mpage, sqlite3 *db, sqlite3_stmt *s,
 		    (strcmp(sec, prevsec) ||
 		     strcmp(arch, prevarch))) {
 			sep2 = '\0' == *prevarch ? "" : "/";
-			if (-1 == asprintf(&newnames, "%s(%s%s%s)",
-			    oldnames, prevsec, sep2, prevarch)) {
-				perror(0);
-				exit((int)MANDOCLEVEL_SYSERR);
-			}
+			mandoc_asprintf(&newnames, "%s(%s%s%s)",
+			    oldnames, prevsec, sep2, prevarch);
 			free(mpage->names);
 			oldnames = mpage->names = newnames;
 			free(prevsec);
@@ -359,11 +356,8 @@ buildnames(struct manpage *mpage, sqlite3 *db, sqlite3_stmt *s,
 
 		/* Append the new name. */
 
-		if (-1 == asprintf(&newnames, "%s%s%s",
-		    oldnames, sep1, name)) {
-			perror(0);
-			exit((int)MANDOCLEVEL_SYSERR);
-		}
+		mandoc_asprintf(&newnames, "%s%s%s",
+		    oldnames, sep1, name);
 		free(mpage->names);
 		mpage->names = newnames;
 
@@ -380,11 +374,8 @@ buildnames(struct manpage *mpage, sqlite3 *db, sqlite3_stmt *s,
 			fsec = "0";
 		}
 		sep2 = '\0' == *arch ? "" : "/";
-		if (-1 == asprintf(&mpage->file, "%s/%s%s%s%s/%s.%s",
-		    path, sep1, sec, sep2, arch, name, fsec)) {
-			perror(0);
-			exit((int)MANDOCLEVEL_SYSERR);
-		}
+		mandoc_asprintf(&mpage->file, "%s/%s%s%s%s/%s.%s",
+		    path, sep1, sec, sep2, arch, name, fsec);
 	}
 	if (SQLITE_DONE != c)
 		fprintf(stderr, "%s\n", sqlite3_errmsg(db));
@@ -394,11 +385,8 @@ buildnames(struct manpage *mpage, sqlite3 *db, sqlite3_stmt *s,
 
 	if (NULL != prevsec) {
 		sep2 = '\0' == *prevarch ? "" : "/";
-		if (-1 == asprintf(&newnames, "%s(%s%s%s)",
-		    mpage->names, prevsec, sep2, prevarch)) {
-			perror(0);
-			exit((int)MANDOCLEVEL_SYSERR);
-		}
+		mandoc_asprintf(&newnames, "%s(%s%s%s)",
+		    mpage->names, prevsec, sep2, prevarch);
 		free(mpage->names);
 		mpage->names = newnames;
 		free(prevsec);
@@ -427,11 +415,8 @@ buildoutput(sqlite3 *db, sqlite3_stmt *s, uint64_t id, uint64_t outbit)
 			sep1 = " # ";
 		}
 		data = sqlite3_column_text(s, 1);
-		if (-1 == asprintf(&newoutput, "%s%s%s",
-		    oldoutput, sep1, data)) {
-			perror(0);
-			exit((int)MANDOCLEVEL_SYSERR);
-		}
+		mandoc_asprintf(&newoutput, "%s%s%s",
+		    oldoutput, sep1, data);
 		free(output);
 		output = newoutput;
 	}
@@ -603,10 +588,7 @@ exprspec(struct expr *cur, uint64_t key, const char *value,
 	if (NULL == value)
 		return(cur);
 
-	if (-1 == asprintf(&cp, format, value)) {
-		perror(0);
-		exit((int)MANDOCLEVEL_SYSERR);
-	}
+	mandoc_asprintf(&cp, format, value);
 	cur->next = mandoc_calloc(1, sizeof(struct expr));
 	cur = cur->next;
 	cur->and = 1;
diff --git a/mdoc.c b/mdoc.c
index 2f1a14d0..814e43b5 100644
--- a/mdoc.c
+++ b/mdoc.c
@@ -594,10 +594,7 @@ mdoc_word_append(struct mdoc *mdoc, const char *p)
 
 	n = mdoc->last;
 	addstr = roff_strdup(mdoc->roff, p);
-	if (-1 == asprintf(&newstr, "%s %s", n->string, addstr)) {
-		perror(NULL);
-		exit((int)MANDOCLEVEL_SYSERR);
-	}
+	mandoc_asprintf(&newstr, "%s %s", n->string, addstr);
 	free(addstr);
 	free(n->string);
 	n->string = newstr;
diff --git a/mdoc_validate.c b/mdoc_validate.c
index 972c5ab8..0fe8b09a 100644
--- a/mdoc_validate.c
+++ b/mdoc_validate.c
@@ -2395,11 +2395,9 @@ post_os(POST_ARGS)
 		if (-1 == uname(&utsname)) {
 			mdoc_nmsg(mdoc, n, MANDOCERR_UNAME);
                         defbuf = mandoc_strdup("UNKNOWN");
-                } else if (-1 == asprintf(&defbuf, "%s %s",
-		    utsname.sysname, utsname.release)) {
-			perror(NULL);
-			exit((int)MANDOCLEVEL_SYSERR);
-		}
+                } else
+			mandoc_asprintf(&defbuf, "%s %s",
+			    utsname.sysname, utsname.release);
 	}
 	mdoc->meta.os = mandoc_strdup(defbuf);
 #endif /*!OSNAME*/
diff --git a/roff.c b/roff.c
index ee025cbb..2376d3cf 100644
--- a/roff.c
+++ b/roff.c
@@ -656,11 +656,7 @@ roff_parsetext(char **bufp, size_t *szp, int pos, int *offs)
 
 	/* Spring the input line trap. */
 	if (1 == roffit_lines) {
-		isz = asprintf(&p, "%s\n.%s", *bufp, roffit_macro);
-		if (-1 == isz) {
-			perror(NULL);
-			exit((int)MANDOCLEVEL_SYSERR);
-		}
+		isz = mandoc_asprintf(&p, "%s\n.%s", *bufp, roffit_macro);
 		free(*bufp);
 		*bufp = p;
 		*szp = isz + 1;