diff options
author | Marius Bakke <marius@gnu.org> | 2021-06-19 14:17:52 +0200 |
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committer | Marius Bakke <marius@gnu.org> | 2021-06-19 17:09:51 +0200 |
commit | 657aaa7be48c924333be70fac9f1224a26abc484 (patch) | |
tree | a5ee72c12393381ddf1afbdb91f279c76978c119 /gnu/packages/patches/efivar-gcc-compat.patch | |
parent | fbee3e134bc2ac22f6680d35a443b34c9606059e (diff) |
gnu: efivar: Adjust for GCC 10.
* gnu/packages/patches/efivar-gcc-compat.patch: New file.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.
* gnu/packages/linux.scm (efivar)[source](patches, modules, snippet): New
fields.
[arguments]: Use CC-FOR-TARGET while at it.
Diffstat (limited to 'gnu/packages/patches/efivar-gcc-compat.patch')
-rw-r--r-- | gnu/packages/patches/efivar-gcc-compat.patch | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/gnu/packages/patches/efivar-gcc-compat.patch b/gnu/packages/patches/efivar-gcc-compat.patch new file mode 100644 index 0000000000..fd1a3dc90a --- /dev/null +++ b/gnu/packages/patches/efivar-gcc-compat.patch @@ -0,0 +1,177 @@ +Fix build with -Werror=address-of-packed-member, which is default since +GCC 9. + +This is a combination of three upstream commits: + + https://github.com/rhboot/efivar/commit/b98ba8921010d03f46704a476c69861515deb1ca + https://github.com/rhboot/efivar/commit/c3c553db85ff10890209d0fe48fb4856ad68e4e0 + https://github.com/rhboot/efivar/commit/0dad6d78a7fb5f6c5fb4a1d646040539db6cf865 + +diff --git a/src/dp-media.c b/src/dp-media.c +index 96a576f..be691c4 100644 +--- a/src/dp-media.c ++++ b/src/dp-media.c +@@ -46,8 +46,7 @@ _format_media_dn(char *buf, size_t size, const_efidp dp) + break; + case EFIDP_HD_SIGNATURE_GUID: + format(buf, size, off, "HD", "GPT,"); +- format_guid(buf, size, off, "HD", +- (efi_guid_t *)dp->hd.signature); ++ format_guid(buf, size, off, "HD", dp->hd.signature); + format(buf, size, off, "HD", + ",0x%"PRIx64",0x%"PRIx64")", + dp->hd.start, dp->hd.size); +diff --git a/src/dp-message.c b/src/dp-message.c +index 3724e5f..6b8e907 100644 +--- a/src/dp-message.c ++++ b/src/dp-message.c +@@ -364,7 +364,7 @@ _format_message_dn(char *buf, size_t size, const_efidp dp) + dp->infiniband.port_gid[1], + dp->infiniband.port_gid[0]); + format_guid(buf, size, off, "Infiniband", +- (efi_guid_t *)&dp->infiniband.ioc_guid); ++ &dp->infiniband.ioc_guid); + format(buf, size, off, "Infiniband", + ",%"PRIu64",%"PRIu64")", + dp->infiniband.target_port_id, +@@ -620,11 +620,13 @@ _format_message_dn(char *buf, size_t size, const_efidp dp) + ) / sizeof(efi_ip_addr_t); + format(buf, size, off, "Dns", "Dns("); + for (int i=0; i < end; i++) { +- const efi_ip_addr_t *addr = &dp->dns.addrs[i]; ++ efi_ip_addr_t addr; ++ ++ memcpy(&addr, &dp->dns.addrs[i], sizeof(addr)); + if (i != 0) + format(buf, size, off, "Dns", ","); + format_ip_addr(buf, size, off, "Dns", +- dp->dns.is_ipv6, addr); ++ dp->dns.is_ipv6, &addr); + } + format(buf, size, off, "Dns", ")"); + break; +diff --git a/src/dp.h b/src/dp.h +index aa4e390..1f921d5 100644 +--- a/src/dp.h ++++ b/src/dp.h +@@ -70,8 +70,11 @@ + #define format_guid(buf, size, off, dp_type, guid) ({ \ + int _rc; \ + char *_guidstr = NULL; \ ++ efi_guid_t _guid; \ ++ const efi_guid_t * const _guid_p = &_guid; \ + \ +- _rc = efi_guid_to_str(guid, &_guidstr); \ ++ memmove(&_guid, guid, sizeof(_guid)); \ ++ _rc = efi_guid_to_str(_guid_p, &_guidstr); \ + if (_rc < 0) { \ + efi_error("could not build %s GUID DP string", \ + dp_type); \ +@@ -79,7 +82,7 @@ + _guidstr = onstack(_guidstr, \ + strlen(_guidstr)+1); \ + _rc = format(buf, size, off, dp_type, "%s", \ +- _guidstr); \ ++ _guidstr); \ + } \ + _rc; \ + }) +diff --git a/src/guid.c b/src/guid.c +index 306c9ff..3156b3b 100644 +--- a/src/guid.c ++++ b/src/guid.c +@@ -31,7 +31,7 @@ + extern const efi_guid_t efi_guid_zero; + + int NONNULL(1, 2) PUBLIC +-efi_guid_cmp(const efi_guid_t *a, const efi_guid_t *b) ++efi_guid_cmp(const void * const a, const void * const b) + { + return memcmp(a, b, sizeof (efi_guid_t)); + } +diff --git a/src/include/efivar/efivar.h b/src/include/efivar/efivar.h +index 316891c..ad6449d 100644 +--- a/src/include/efivar/efivar.h ++++ b/src/include/efivar/efivar.h +@@ -128,7 +128,7 @@ extern int efi_symbol_to_guid(const char *symbol, efi_guid_t *guid) + + extern int efi_guid_is_zero(const efi_guid_t *guid); + extern int efi_guid_is_empty(const efi_guid_t *guid); +-extern int efi_guid_cmp(const efi_guid_t *a, const efi_guid_t *b); ++extern int efi_guid_cmp(const void * const a, const void * const b); + + /* import / export functions */ + typedef struct efi_variable efi_variable_t; +diff --git a/src/ucs2.h b/src/ucs2.h +index dbb5900..edd8367 100644 +--- a/src/ucs2.h ++++ b/src/ucs2.h +@@ -23,16 +23,21 @@ + (((val) & ((mask) << (shift))) >> (shift)) + + static inline size_t UNUSED +-ucs2len(const uint16_t * const s, ssize_t limit) ++ucs2len(const void *vs, ssize_t limit) + { + ssize_t i; +- for (i = 0; i < (limit >= 0 ? limit : i+1) && s[i] != (uint16_t)0; i++) ++ const uint16_t *s = vs; ++ const uint8_t *s8 = vs; ++ ++ for (i = 0; ++ i < (limit >= 0 ? limit : i+1) && s8[0] != 0 && s8[1] != 0; ++ i++, s8 += 2, s++) + ; + return i; + } + + static inline size_t UNUSED +-ucs2size(const uint16_t * const s, ssize_t limit) ++ucs2size(const void *s, ssize_t limit) + { + size_t rc = ucs2len(s, limit); + rc *= sizeof (uint16_t); +@@ -69,10 +74,11 @@ utf8size(uint8_t *s, ssize_t limit) + } + + static inline unsigned char * UNUSED +-ucs2_to_utf8(const uint16_t * const chars, ssize_t limit) ++ucs2_to_utf8(const void * const voidchars, ssize_t limit) + { + ssize_t i, j; + unsigned char *ret; ++ const uint16_t * const chars = voidchars; + + if (limit < 0) + limit = ucs2len(chars, -1); +@@ -124,10 +130,12 @@ ucs2_to_utf8(const uint16_t * const chars, ssize_t limit) + } + + static inline ssize_t UNUSED NONNULL(4) +-utf8_to_ucs2(uint16_t *ucs2, ssize_t size, int terminate, uint8_t *utf8) ++utf8_to_ucs2(void *ucs2void, ssize_t size, int terminate, uint8_t *utf8) + { + ssize_t req; + ssize_t i, j; ++ uint16_t *ucs2 = ucs2void; ++ uint16_t val16; + + if (!ucs2 && size > 0) { + errno = EINVAL; +@@ -162,10 +170,13 @@ utf8_to_ucs2(uint16_t *ucs2, ssize_t size, int terminate, uint8_t *utf8) + val = utf8[i] & 0x7f; + i += 1; + } +- ucs2[j] = val; ++ val16 = val; ++ ucs2[j] = val16; ++ } ++ if (terminate) { ++ val16 = 0; ++ ucs2[j++] = val16; + } +- if (terminate) +- ucs2[j++] = (uint16_t)0; + return j; + }; + |