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Add use of asprintf()

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Add asprintf(), pg_asprintf(), and psprintf() to simplify string
allocation and composition.  Replacement implementations taken from
NetBSD.

Reviewed-by: Álvaro Herrera <alvherre@2ndquadrant.com>
Reviewed-by: Asif Naeem <anaeem.it@gmail.com>
This commit is contained in:
Peter Eisentraut
2013-10-13 00:09:18 -04:00
parent a53dee43fe
commit 5b6d08cd29
47 changed files with 253 additions and 363 deletions
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8
src/backend/utils/init/miscinit.c
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@ -165,12 +165,10 @@ make_absolute_path(const char *path)
}
}
new = malloc(strlen(buf) + strlen(path) + 2);
if (!new)
if (asprintf(&new, "%s/%s", buf, path) < 0)
ereport(FATAL,
(errcode(ERRCODE_OUT_OF_MEMORY),
errmsg("out of memory")));
sprintf(new, "%s/%s", buf, path);
free(buf);
}
else
@ -1286,9 +1284,7 @@ load_libraries(const char *libraries, const char *gucname, bool restricted)
{
char *expanded;
expanded = palloc(strlen("$libdir/plugins/") + strlen(filename) + 1);
strcpy(expanded, "$libdir/plugins/");
strcat(expanded, filename);
expanded = psprintf("$libdir/plugins/%s", filename);
pfree(filename);
filename = expanded;
}