From bb3051e4c2d7b42516d55925edefb4934b902374 Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Thu, 7 Apr 2011 15:14:44 -0400 Subject: [PATCH] Modernize dlopen interface code for FreeBSD and OpenBSD. Remove the hard-wired assumption that __mips__ (and only __mips__) lacks dlopen in FreeBSD and OpenBSD. This assumption is outdated at least for OpenBSD, as per report from an anonymous 9.1 tester. We can perfectly well use HAVE_DLOPEN instead to decide which code to use. Some other cosmetic adjustments to make freebsd.c, netbsd.c, and openbsd.c exactly alike. --- src/backend/port/dynloader/freebsd.c | 9 ++++----- src/backend/port/dynloader/netbsd.c | 5 +++-- src/backend/port/dynloader/openbsd.c | 12 ++++++------ 3 files changed, 13 insertions(+), 13 deletions(-) diff --git a/src/backend/port/dynloader/freebsd.c b/src/backend/port/dynloader/freebsd.c index cb678cd696..29114e87ac 100644 --- a/src/backend/port/dynloader/freebsd.c +++ b/src/backend/port/dynloader/freebsd.c @@ -57,7 +57,7 @@ BSD44_derived_dlerror(void) void * BSD44_derived_dlopen(const char *file, int num) { -#if defined(__mips__) +#if !defined(HAVE_DLOPEN) snprintf(error_message, sizeof(error_message), "dlopen (%s) not supported", file); return NULL; @@ -74,7 +74,7 @@ BSD44_derived_dlopen(const char *file, int num) void * BSD44_derived_dlsym(void *handle, const char *name) { -#if defined(__mips__) +#if !defined(HAVE_DLOPEN) snprintf(error_message, sizeof(error_message), "dlsym (%s) failed", name); return NULL; @@ -89,7 +89,7 @@ BSD44_derived_dlsym(void *handle, const char *name) snprintf(buf, sizeof(buf), "_%s", name); name = buf; } -#endif +#endif /* !__ELF__ */ if ((vp = dlsym(handle, (char *) name)) == NULL) snprintf(error_message, sizeof(error_message), "dlsym (%s) failed", name); @@ -100,8 +100,7 @@ BSD44_derived_dlsym(void *handle, const char *name) void BSD44_derived_dlclose(void *handle) { -#if defined(__mips__) -#else +#if defined(HAVE_DLOPEN) dlclose(handle); #endif } diff --git a/src/backend/port/dynloader/netbsd.c b/src/backend/port/dynloader/netbsd.c index b8dcfafec6..569624373e 100644 --- a/src/backend/port/dynloader/netbsd.c +++ b/src/backend/port/dynloader/netbsd.c @@ -78,10 +78,10 @@ BSD44_derived_dlsym(void *handle, const char *name) snprintf(error_message, sizeof(error_message), "dlsym (%s) failed", name); return NULL; -#elif defined(__ELF__) - return dlsym(handle, name); #else void *vp; + +#ifndef __ELF__ char buf[BUFSIZ]; if (*name != '_') @@ -89,6 +89,7 @@ BSD44_derived_dlsym(void *handle, const char *name) snprintf(buf, sizeof(buf), "_%s", name); name = buf; } +#endif /* !__ELF__ */ if ((vp = dlsym(handle, (char *) name)) == NULL) snprintf(error_message, sizeof(error_message), "dlsym (%s) failed", name); diff --git a/src/backend/port/dynloader/openbsd.c b/src/backend/port/dynloader/openbsd.c index f25239e740..bbfb3171e6 100644 --- a/src/backend/port/dynloader/openbsd.c +++ b/src/backend/port/dynloader/openbsd.c @@ -57,7 +57,7 @@ BSD44_derived_dlerror(void) void * BSD44_derived_dlopen(const char *file, int num) { -#if defined(__mips__) +#if !defined(HAVE_DLOPEN) snprintf(error_message, sizeof(error_message), "dlopen (%s) not supported", file); return NULL; @@ -74,14 +74,14 @@ BSD44_derived_dlopen(const char *file, int num) void * BSD44_derived_dlsym(void *handle, const char *name) { -#if defined(__mips__) +#if !defined(HAVE_DLOPEN) snprintf(error_message, sizeof(error_message), "dlsym (%s) failed", name); return NULL; -#elif defined(__ELF__) - return dlsym(handle, name); #else void *vp; + +#ifndef __ELF__ char buf[BUFSIZ]; if (*name != '_') @@ -89,6 +89,7 @@ BSD44_derived_dlsym(void *handle, const char *name) snprintf(buf, sizeof(buf), "_%s", name); name = buf; } +#endif /* !__ELF__ */ if ((vp = dlsym(handle, (char *) name)) == NULL) snprintf(error_message, sizeof(error_message), "dlsym (%s) failed", name); @@ -99,8 +100,7 @@ BSD44_derived_dlsym(void *handle, const char *name) void BSD44_derived_dlclose(void *handle) { -#if defined(__mips__) -#else +#if defined(HAVE_DLOPEN) dlclose(handle); #endif } -- 2.11.0